octave: src/graphics/opengl/gl-render.cc annotate

annotate src/graphics/opengl/gl-render.cc @ 7846:d7737a4268b7

Fix typos in property names (edgealpha/facealpha). * * * Adpat OpenGL renderer to type change of edgealpha/facealpha properties.

author	Michael Goffioul <michael.goffioul@gmail.com>
date	Wed, 27 Feb 2008 11:28:22 +0100
parents	0a2ba0053fbd
children	002b1d8460d2

rev	line source
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1 /*
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3 Copyright (C) 2008 Michael Goffioul
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	4
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	5 This file is part of Octave.
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	6
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	8 under the terms of the GNU General Public License as published by the
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	9 Free Software Foundation; either version 3 of the License, or (at your
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	10 option) any later version.
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	11
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	12 Octave is distributed in the hope that it will be useful, but WITHOUT
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	15 for more details.
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	16
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	17 You should have received a copy of the GNU General Public License
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	18 along with Octave; see the file COPYING. If not, see
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	19 <http://www.gnu.org/licenses/>.
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	20
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	21 */
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	22
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	23 #ifdef HAVE_CONFIG_H
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	24 #include <config.h>
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	25 #endif
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	26
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	27 #include <lo-mappers.h>
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	28 #include "gl-render.h"
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	29
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	30 #define LIGHT_MODE GL_FRONT_AND_BACK
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	31
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	32 // Win32 API requires the CALLBACK attributes for
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	33 // GLU callback functions. Define it to empty on
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	34 // other platforms.
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	35 #ifndef CALLBACK
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	36 #define CALLBACK
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	37 #endif
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	38
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	39 enum {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	40 AXE_ANY_DIR = 0,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	41 AXE_DEPTH_DIR = 1,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	42 AXE_HORZ_DIR = 2,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	43 AXE_VERT_DIR = 3
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	44 };
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	45
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	46 class
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	47 opengl_texture
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	48 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	49 protected:
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	50 class texture_rep
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	51 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	52 public:
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	53 texture_rep (void) : valid (false), count (1) { }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	54
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	55 texture_rep (GLuint _id, int _w, int _h, int _tw, int _th)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	56 : id (_id), w (_w), h (_h), tw (_tw), th (_th),
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	57 tx (double(w)/tw), ty (double(h)/th), valid (true),
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	58 count (1) { }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	59
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	60 ~texture_rep (void)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	61 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	62 if (valid)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	63 glDeleteTextures (1, &id);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	64 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	65
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	66 void bind (int mode) const
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	67 { if (valid) glBindTexture (mode, id); }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	68
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	69 void tex_coord (double q, double r) const
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	70 { if (valid) glTexCoord2d (qtx, rty); }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	71
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	72 GLuint id;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	73 int w, h;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	74 int tw, th;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	75 double tx, ty;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	76 bool valid;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	77 int count;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	78 };
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	79
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	80 texture_rep *rep;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	81
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	82 private:
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	83 opengl_texture (texture_rep *_rep) : rep (_rep) { }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	84
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	85 public:
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	86 opengl_texture (void) : rep (new texture_rep ()) { }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	87
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	88 opengl_texture (const opengl_texture& tx)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	89 : rep (tx.rep)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	90 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	91 rep->count++;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	92 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	93
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	94 ~opengl_texture (void)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	95 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	96 if (--rep->count == 0)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	97 delete rep;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	98 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	99
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	100 opengl_texture& operator = (const opengl_texture& tx)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	101 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	102 if (--rep->count == 0)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	103 delete rep;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	104
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	105 rep = tx.rep;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	106 rep->count++;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	107
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	108 return *this;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	109 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	110
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	111 static opengl_texture create (const octave_value& data);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	112
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	113 void bind (int mode = GL_TEXTURE_2D) const
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	114 { rep->bind (mode); }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	115
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	116 void tex_coord (double q, double r) const
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	117 { rep->tex_coord (q, r); }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	118
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	119 bool is_valid (void) const
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	120 { return rep->valid; }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	121 };
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	122
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	123 static int
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	124 next_power_of_2 (int n)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	125 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	126 int m = 1;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	127
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	128 while (m < n && m < INT_MAX)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	129 m <<= 1;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	130
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	131 return m;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	132 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	133
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	134 opengl_texture
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	135 opengl_texture::create (const octave_value& data)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	136 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	137 opengl_texture retval;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	138
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	139 dim_vector dv (data.dims ());
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	140
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	141 // Expect RGB data
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	142 if (dv.length () == 3 && dv(2) == 3)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	143 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	144 int h = dv(0), w = dv(1), tw, th;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	145 GLuint id;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	146 bool ok = true;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	147
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	148 tw = next_power_of_2 (w);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	149 th = next_power_of_2 (w);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	150
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	151 glGenTextures (1, &id);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	152 glBindTexture (GL_TEXTURE_2D, id);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	153
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	154 if (data.is_double_type ())
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	155 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	156 NDArray _a = data.array_value ();
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	157
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	158 OCTAVE_LOCAL_BUFFER (float, a, (3twth));
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	159
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	160 for (int i = 0; i < h; i++)
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	161 for (int j = 0, idx = itw3; j < w; j++, idx += 3)
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	162 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	163 a[idx] = _a(i,j,0);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	164 a[idx+1] = _a(i,j,1);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	165 a[idx+2] = _a(i,j,2);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	166 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	167
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	168 glTexImage2D (GL_TEXTURE_2D, 0, 3, tw, th, 0,
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	169 GL_RGB, GL_FLOAT, a);
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	170 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	171 else if (data.is_uint8_type ())
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	172 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	173 uint8NDArray _a = data.uint8_array_value ();
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	174
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	175 OCTAVE_LOCAL_BUFFER (octave_uint8, a, (3twth));
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	176
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	177 for (int i = 0; i < h; i++)
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	178 for (int j = 0, idx = itw3; j < w; j++, idx += 3)
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	179 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	180 a[idx] = _a(i,j,0);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	181 a[idx+1] = _a(i,j,1);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	182 a[idx+2] = _a(i,j,2);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	183 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	184
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	185 glTexImage2D (GL_TEXTURE_2D, 0, 3, tw, th, 0,
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	186 GL_RGB, GL_UNSIGNED_BYTE, a);
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	187 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	188 else
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	189 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	190 ok = false;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	191 warning ("opengl_texture::create: invalid texture data type (expected double or uint8)");
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	192 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	193
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	194 if (ok)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	195 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	196 glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	197 glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	198
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	199 if (glGetError () != GL_NO_ERROR)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	200 warning ("opengl_texture::create: OpenGL error while generating texture data");
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	201 else
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	202 retval = opengl_texture (new texture_rep (id, w, h, tw, th));
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	203 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	204 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	205 else
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	206 warning ("opengl_texture::create: invalid texture data size");
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	207
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	208 return retval;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	209 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	210
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	211 class
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	212 opengl_tesselator
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	213 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	214 public:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	215 typedef void (CALLBACK *fcn) (void);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	216
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	217 public:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	218
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	219 opengl_tesselator (void) : glu_tess (0) { init (); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	220
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	221 virtual ~opengl_tesselator (void)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	222 { if (glu_tess) gluDeleteTess (glu_tess); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	223
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	224 void begin_polygon (bool filled = true)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	225 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	226 gluTessProperty (glu_tess, GLU_TESS_BOUNDARY_ONLY,
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	227 (filled ? GL_FALSE : GL_TRUE));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	228 fill = filled;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	229 gluTessBeginPolygon (glu_tess, this);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	230 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	231
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	232 void end_polygon (void) const
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	233 { gluTessEndPolygon (glu_tess); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	234
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	235 void begin_contour (void) const
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	236 { gluTessBeginContour (glu_tess); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	237
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	238 void end_contour (void) const
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	239 { gluTessEndContour (glu_tess); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	240
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	241 void add_vertex (double loc, void data) const
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	242 { gluTessVertex (glu_tess, loc, data); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	243
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	244 protected:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	245 virtual void begin (GLenum type) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	246
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	247 virtual void end (void) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	248
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	249 virtual void vertex (void *data) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	250
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	251 virtual void combine (GLdouble c[3], void *data[4],
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	252 GLfloat w[4], void **out_data) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	253
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	254 virtual void edge_flag (GLboolean flag) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	255
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	256 virtual void error (GLenum err)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	257 { ::error ("OpenGL tesselation error (%d)", err); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	258
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	259 virtual void init (void)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	260 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	261 glu_tess = gluNewTess ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	262
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	263 gluTessCallback (glu_tess, GLU_TESS_BEGIN_DATA,
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	264 reinterpret_cast<fcn> (tess_begin));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	265 gluTessCallback (glu_tess, GLU_TESS_END_DATA,
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	266 reinterpret_cast<fcn> (tess_end));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	267 gluTessCallback (glu_tess, GLU_TESS_VERTEX_DATA,
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	268 reinterpret_cast<fcn> (tess_vertex));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	269 gluTessCallback (glu_tess, GLU_TESS_COMBINE_DATA,
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	270 reinterpret_cast<fcn> (tess_combine));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	271 gluTessCallback (glu_tess, GLU_TESS_EDGE_FLAG_DATA,
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	272 reinterpret_cast<fcn> (tess_edge_flag));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	273 gluTessCallback (glu_tess, GLU_TESS_ERROR_DATA,
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	274 reinterpret_cast<fcn> (tess_error));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	275 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	276
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	277 bool is_filled (void) const { return fill; }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	278
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	279 private:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	280 static void CALLBACK tess_begin (GLenum type, void *t)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	281 { reinterpret_cast<opengl_tesselator *> (t)->begin (type); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	282
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	283 static void CALLBACK tess_end (void *t)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	284 { reinterpret_cast<opengl_tesselator *> (t)->end (); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	285
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	286 static void CALLBACK tess_vertex (void v, void t)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	287 { reinterpret_cast<opengl_tesselator *> (t)->vertex (v); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	288
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	289 static void CALLBACK tess_combine (GLdouble c[3], void *v[4], GLfloat w[4],
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	290 void *out, void t)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	291 { reinterpret_cast<opengl_tesselator *> (t)->combine (c, v, w, out); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	292
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	293 static void CALLBACK tess_edge_flag (GLboolean flag, void *t)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	294 { reinterpret_cast<opengl_tesselator *> (t)->edge_flag (flag); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	295
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	296 static void CALLBACK tess_error (GLenum err, void *t)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	297 { reinterpret_cast<opengl_tesselator *> (t)->error (err); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	298
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	299 private:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	300 GLUtesselator *glu_tess;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	301 bool fill;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	302 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	303
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	304 class
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	305 vertex_data
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	306 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	307 public:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	308 class vertex_data_rep
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	309 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	310 public:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	311 Matrix coords;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	312 Matrix color;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	313 Matrix normal;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	314 double alpha;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	315 float ambient;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	316 float diffuse;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	317 float specular;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	318 float specular_exp;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	319
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	320 // reference counter
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	321 int count;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	322
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	323 vertex_data_rep (void) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	324
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	325 vertex_data_rep (const Matrix& c, const Matrix& col, const Matrix& n,
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	326 double a, float as, float ds, float ss, float se)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	327 : coords (c), color (col), normal (n), alpha (a),
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	328 ambient (as), diffuse (ds), specular (ss), specular_exp (se),
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	329 count (1) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	330 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	331
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	332 private:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	333 vertex_data_rep *rep;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	334
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	335 vertex_data_rep *nil_rep (void) const
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	336 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	337 static vertex_data_rep *nr = new vertex_data_rep ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	338
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	339 return nr;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	340 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	341
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	342 public:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	343 vertex_data (void) : rep (nil_rep ()) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	344
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	345 vertex_data (const vertex_data& v) : rep (v.rep)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	346 { rep->count++; }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	347
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	348 vertex_data (const Matrix& c, const Matrix& col, const Matrix& n,
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	349 double a, float as, float ds, float ss, float se)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	350 : rep (new vertex_data_rep (c, col, n, a, as, ds, ss, se))
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	351 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	352 rep->count++;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	353 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	354
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	355 vertex_data (vertex_data_rep *new_rep)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	356 : rep (new_rep) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	357
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	358 ~vertex_data (void)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	359 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	360 if (--rep->count == 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	361 delete rep;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	362 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	363
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	364 vertex_data& operator = (const vertex_data& v)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	365 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	366 if (--rep->count == 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	367 delete rep;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	368
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	369 rep = v.rep;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	370 rep->count++;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	371
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	372 return *this;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	373 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	374
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	375 vertex_data_rep *get_rep (void) const { return rep; }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	376 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	377
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	378 #include <Array.cc>
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	379
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	380 class
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	381 opengl_renderer::patch_tesselator : public opengl_tesselator
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	382 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	383 public:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	384 patch_tesselator (opengl_renderer *r, int cmode, int lmode, int idx = 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	385 : opengl_tesselator (), renderer (r),
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	386 color_mode (cmode), light_mode (lmode), index (idx),
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	387 first (true) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	388
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	389 protected:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	390 void begin (GLenum type)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	391 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	392 //printf("patch_tesselator::begin (%d)\n", type);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	393 first = true;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	394
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	395 if (color_mode == 2 \|\| light_mode == 2)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	396 glShadeModel (GL_SMOOTH);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	397 else
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	398 glShadeModel (GL_FLAT);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	399
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	400 if (is_filled ())
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	401 renderer->set_polygon_offset (true, 1+index);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	402
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	403 glBegin (type);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	404 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	405
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	406 void end (void)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	407 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	408 //printf("patch_tesselator::end\n");
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	409 glEnd ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	410 renderer->set_polygon_offset (false);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	411 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	412
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	413 void vertex (void *data)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	414 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	415 vertex_data::vertex_data_rep *v
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	416 = reinterpret_cast<vertex_data::vertex_data_rep *> (data);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	417 //printf("patch_tesselator::vertex (%g, %g, %g)\n", v->coords(0), v->coords(1), v->coords(2));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	418
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	419 // FIXME: why did I need to keep the first vertex of the face
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	420 // in JHandles? I think it's related to the fact that the
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	421 // tessellation process might re-order the vertices, such that
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	422 // the first one you get here might not be the first one of the face;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	423 // but I can't figure out the actual reason.
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	424 if (color_mode > 0 && (first \|\| color_mode == 2))
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	425 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	426 Matrix col = v->color;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	427
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	428 if (col.numel () == 3)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	429 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	430 glColor3dv (col.data ());
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	431 if (light_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	432 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	433 float buf[4] = { 0, 0, 0, 1 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	434
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	435 for (int k = 0; k < 3; k++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	436 buf[k] = (v->ambient * col(k));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	437 glMaterialfv (LIGHT_MODE, GL_AMBIENT, buf);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	438
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	439 for (int k = 0; k < 3; k++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	440 buf[k] = (v->diffuse * col(k));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	441 glMaterialfv (LIGHT_MODE, GL_AMBIENT, buf);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	442 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	443 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	444 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	445
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	446 if (light_mode > 0 && (first \|\| light_mode == 2))
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	447 glNormal3dv (v->normal.data ());
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	448
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	449 glVertex3dv (v->coords.data ());
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	450
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	451 first = false;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	452 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	453
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	454 void combine (GLdouble xyz[3], void *data[4], GLfloat w[4],
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	455 void **out_data)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	456 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	457 //printf("patch_tesselator::combine\n");
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	458
7837 57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	459 vertex_data::vertex_data_rep *v[4];
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	460 int vmax = 4;
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	461
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	462 for (int i = 0; i < 4; i++)
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	463 {
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	464 v[i] = reinterpret_cast<vertex_data::vertex_data_rep *> (data[i]);
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	465
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	466 if (vmax == 4 && ! v[i])
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	467 vmax = i;
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	468 }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	469
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	470 Matrix vv (1, 3, 0.0);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	471 Matrix cc;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	472 Matrix nn (1, 3, 0.0);
7837 57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	473 double aa = 0.0;
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	474
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	475 vv(0) = xyz[0];
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	476 vv(1) = xyz[1];
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	477 vv(2) = xyz[2];
7837 57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	478
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	479 if (v[0]->color.numel ())
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	480 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	481 cc.resize (1, 3, 0.0);
7837 57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	482 for (int ic = 0; ic < 3; ic++)
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	483 for (int iv = 0; iv < vmax; iv++)
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	484 cc(ic) += (w[iv] * v[iv]->color(ic));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	485 }
7837 57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	486
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	487 if (v[0]->normal.numel () > 0)
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	488 {
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	489 for (int in = 0; in < 3; in++)
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	490 for (int iv = 0; iv < vmax; iv++)
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	491 nn(in) += (w[iv] * v[iv]->normal(in));
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	492 }
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	493
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	494 for (int iv = 0; iv < vmax; iv++)
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	495 aa += (w[iv] * v[iv]->alpha);
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	496
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	497 vertex_data new_v (vv, cc, nn, aa, v[0]->ambient, v[0]->diffuse,
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	498 v[0]->specular, v[0]->specular_exp);
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	499 tmp_vdata.push_back (new_v);
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	500
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	501 *out_data = new_v.get_rep ();
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	502 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	503
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	504 private:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	505 opengl_renderer *renderer;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	506 int color_mode; // 0: uni, 1: flat, 2: interp
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	507 int light_mode; // 0: none, 1: flat, 2: gouraud
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	508 int index;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	509 bool first;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	510 std::list<vertex_data> tmp_vdata;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	511 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	512
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	513 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	514 opengl_renderer::draw (const graphics_object& go)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	515 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	516 if (! go.valid_object ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	517 return;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	518
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	519 const base_properties& props = go.get_properties ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	520
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	521 if (go.isa ("figure"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	522 draw (dynamic_cast<const figure::properties&> (props));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	523 else if (go.isa ("axes"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	524 draw (dynamic_cast<const axes::properties&> (props));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	525 else if (go.isa ("line"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	526 draw (dynamic_cast<const line::properties&> (props));
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	527 else if (go.isa ("surface"))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	528 draw (dynamic_cast<const surface::properties&> (props));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	529 else if (go.isa ("patch"))
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	530 draw (dynamic_cast<const patch::properties&> (props));
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	531 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	532 warning ("opengl_renderer: cannot render object of type `%s'",
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	533 props.graphics_object_name ().c_str ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	534 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	535
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	536 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	537 opengl_renderer::draw (const figure::properties& props)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	538 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	539 backend = props.get_backend ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	540
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	541 // Initialize OpenGL context
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	542
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	543 glEnable (GL_DEPTH_TEST);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	544 glDepthFunc (GL_LEQUAL);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	545 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	546 glEnable (GL_NORMALIZE);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	547
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	548 // Clear background
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	549
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	550 Matrix c = props.get_color_rgb ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	551
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	552 if (c.length() >= 3)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	553 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	554 glClearColor (c(0), c(1), c(2), 1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	555 glClear (GL_COLOR_BUFFER_BIT \| GL_DEPTH_BUFFER_BIT);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	556 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	557
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	558 // Draw children
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	559
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	560 draw (props.get_children ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	561 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	562
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	563 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	564 opengl_renderer::draw (const axes::properties& props)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	565 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	566 // setup OpenGL transformation
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	567
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	568 Matrix x_zlim = props.get_transform_zlim ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	569 Matrix x_mat1 = props.get_opengl_matrix_1 ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	570 Matrix x_mat2 = props.get_opengl_matrix_2 ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	571
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	572 xZ1 = x_zlim(0)-(x_zlim(1)-x_zlim(0))/2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	573 xZ2 = x_zlim(1)+(x_zlim(1)-x_zlim(0))/2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	574
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	575 int vw[4];
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	576 glGetIntegerv (GL_VIEWPORT, vw);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	577
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	578 glMatrixMode (GL_MODELVIEW);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	579 glLoadIdentity ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	580 glScaled(1, 1, -1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	581 glMultMatrixd (x_mat1.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	582 glMatrixMode (GL_PROJECTION);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	583 glLoadIdentity ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	584 glOrtho (0, vw[2], vw[3], 0, xZ1, xZ2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	585 glMultMatrixd (x_mat2.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	586 glMatrixMode (GL_MODELVIEW);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	587
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	588 glClear (GL_DEPTH_BUFFER_BIT);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	589
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	590 // store axes transformation data
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	591
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	592 xform = props.get_transform ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	593
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	594 // draw axes object
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	595
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	596 Matrix xlim = xform.xscale (props.get_xlim ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	597 Matrix ylim = xform.yscale (props.get_ylim ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	598 Matrix zlim = xform.zscale (props.get_zlim ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	599 double xmin = xlim(0), xmax = xlim(1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	600 double ymin = ylim(0), ymax = ylim(1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	601 double zmin = zlim(0), zmax = zlim(1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	602
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	603 double xd = (props.xdir_is ("normal") ? 1 : -1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	604 double yd = (props.ydir_is ("normal") ? 1 : -1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	605 double zd = (props.zdir_is ("normal") ? 1 : -1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	606
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	607 ColumnVector p1, p2, xv (3), yv (3), zv (3);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	608 int xstate, ystate, zstate;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	609
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	610 xstate = ystate = zstate = AXE_ANY_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	611
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	612 p1 = xform.transform (xmin, (ymin+ymax)/2, (zmin+zmax)/2, false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	613 p2 = xform.transform (xmax, (ymin+ymax)/2, (zmin+zmax)/2, false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	614 xv(0) = xround (p2(0)-p1(0));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	615 xv(1) = xround (p2(1)-p1(1));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	616 xv(2) = (p2(2)-p1(2));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	617 if (xv(0) == 0 && xv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	618 xstate = AXE_DEPTH_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	619 else if (xv(2) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	620 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	621 if (xv(0) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	622 xstate = AXE_VERT_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	623 else if (xv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	624 xstate = AXE_HORZ_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	625 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	626 double xPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	627 if (xv(2) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	628 if (xv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	629 xPlane = (xv(0) > 0 ? xmax : xmin);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	630 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	631 xPlane = (xv(1) < 0 ? xmax : xmin);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	632 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	633 xPlane = (xv(2) < 0 ? xmin : xmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	634 double xPlaneN = (xPlane == xmin ? xmax : xmin);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	635 double fx = (xmax-xmin)/sqrt(xv(0)xv(0)+xv(1)xv(1));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	636
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	637 p1 = xform.transform ((xmin+xmax)/2, ymin, (zmin+zmax)/2, false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	638 p2 = xform.transform ((xmin+xmax)/2, ymax, (zmin+zmax)/2, false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	639 yv(0) = xround (p2(0)-p1(0));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	640 yv(1) = xround (p2(1)-p1(1));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	641 yv(2) = (p2(2)-p1(2));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	642 if (yv(0) == 0 && yv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	643 ystate = AXE_DEPTH_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	644 else if (yv(2) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	645 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	646 if (yv(0) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	647 ystate = AXE_VERT_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	648 else if (yv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	649 ystate = AXE_HORZ_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	650 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	651 double yPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	652 if (yv(2) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	653 if (yv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	654 yPlane = (yv(0) > 0 ? ymax : ymin);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	655 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	656 yPlane = (yv(1) < 0 ? ymax : ymin);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	657 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	658 yPlane = (yv(2) < 0 ? ymin : ymax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	659 double yPlaneN = (yPlane == ymin ? ymax : ymin);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	660 double fy = (ymax-ymin)/sqrt(yv(0)yv(0)+yv(1)yv(1));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	661
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	662 p1 = xform.transform((xmin+xmax)/2, (ymin+ymax)/2, zmin, false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	663 p2 = xform.transform((xmin+xmax)/2, (ymin+ymax)/2, zmax, false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	664 zv(0) = xround(p2(0)-p1(0));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	665 zv(1) = xround (p2(1)-p1(1));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	666 zv(2) = (p2(2)-p1(2));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	667 if (zv(0) == 0 && zv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	668 zstate = AXE_DEPTH_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	669 else if (zv(2) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	670 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	671 if (zv(0) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	672 zstate = AXE_VERT_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	673 else if (zv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	674 zstate = AXE_HORZ_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	675 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	676 double zPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	677 if (zv(2) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	678 if (zv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	679 zPlane = (zv(0) > 0 ? zmin : zmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	680 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	681 zPlane = (zv(1) < 0 ? zmin : zmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	682 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	683 zPlane = (zv(2) < 0 ? zmin : zmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	684 double zPlaneN = (zPlane == zmin ? zmax : zmin);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	685 double fz = (zmax-zmin)/sqrt(zv(0)zv(0)+zv(1)zv(1));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	686
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	687 bool mode2d = (((xstate > AXE_DEPTH_DIR ? 1 : 0) +
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	688 (ystate > AXE_DEPTH_DIR ? 1 : 0) +
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	689 (zstate > AXE_DEPTH_DIR ? 1 : 0)) == 2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	690 if (props.tickdirmode_is ("auto"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	691 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	692 // FIXME: tickdir should be updated (code below comes
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	693 // from JHandles)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	694 //autoMode++;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	695 //TickDir.set(mode2d ? "in" : "out", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	696 //autoMode--;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	697 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	698
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	699 // FIXME: use ticklength property
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	700 double xticklen = 7, yticklen = 7, zticklen = 7;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	701
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	702 //double tickdir = (props.tickdir_is ("in") ? -1 : 1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	703 double tickdir = (props.tickdirmode_is ("auto") ?
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	704 (mode2d ? -1 : 1) :
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	705 (props.tickdir_is ("in") ? -1 : 1));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	706 double xtickoffset = (mode2d && tickdir < 0 ? 0 : xticklen) + 5;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	707 double ytickoffset = (mode2d && tickdir < 0 ? 0 : yticklen) + 5;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	708 double ztickoffset = (mode2d && tickdir < 0 ? 0 : zticklen) + 5;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	709
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	710 bool xySym = (xdyd(xPlane-xPlaneN)*(yPlane-yPlaneN) > 0);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	711 bool x2Dtop = false;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	712 bool y2Dright = false;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	713 double zpTick = zPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	714
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	715 /* 2D mode */
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	716 if (xstate == AXE_HORZ_DIR && ystate == AXE_VERT_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	717 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	718 if (props.xaxislocation_is ("top"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	719 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	720 double tmp = yPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	721 yPlane = yPlaneN;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	722 yPlaneN = tmp;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	723 x2Dtop = true;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	724 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	725 if (props.yaxislocation_is ("right"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	726 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	727 double tmp = xPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	728 xPlane = xPlaneN;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	729 xPlaneN = tmp;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	730 y2Dright = true;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	731 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	732 if (props.layer_is ("top"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	733 zpTick = zPlaneN;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	734 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	735
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	736 Matrix axe_color = props.get_color_rgb ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	737 bool visible = props.is_visible ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	738 bool box = props.is_box ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	739
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	740 // Axes planes
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	741
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	742 if (axe_color.numel () > 0 && visible)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	743 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	744 set_color (axe_color);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	745 set_polygon_offset (true, 2.5);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	746
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	747 glBegin (GL_QUADS);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	748
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	749 // X plane
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	750 glVertex3d (xPlane, ymin, zmin);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	751 glVertex3d (xPlane, ymax, zmin);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	752 glVertex3d (xPlane, ymax, zmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	753 glVertex3d (xPlane, ymin, zmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	754
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	755 // Y plane
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	756 glVertex3d (xmin, yPlane, zmin);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	757 glVertex3d (xmax, yPlane, zmin);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	758 glVertex3d (xmax, yPlane, zmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	759 glVertex3d (xmin, yPlane, zmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	760
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	761 // Z plane
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	762 glVertex3d (xmin, ymin, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	763 glVertex3d (xmax, ymin, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	764 glVertex3d (xmax, ymax, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	765 glVertex3d (xmin, ymax, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	766
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	767 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	768
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	769 set_polygon_offset (false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	770 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	771
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	772 // Axes box
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	773
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	774 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	775 set_linewidth (props.get_linewidth ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	776
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	777 if (visible)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	778 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	779 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	780
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	781 // X box
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	782 set_color (props.get_xcolor_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	783 glVertex3d (xPlaneN, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	784 glVertex3d (xPlane, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	785 if (box)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	786 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	787 glVertex3d (xPlaneN, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	788 glVertex3d (xPlane, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	789 glVertex3d (xPlaneN, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	790 glVertex3d (xPlane, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	791 glVertex3d (xPlaneN, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	792 glVertex3d (xPlane, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	793 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	794
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	795 // Y box
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	796 set_color (props.get_ycolor_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	797 glVertex3d (xPlaneN, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	798 glVertex3d (xPlaneN, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	799 if (box)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	800 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	801 glVertex3d (xPlane, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	802 glVertex3d (xPlane, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	803 glVertex3d (xPlane, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	804 glVertex3d (xPlane, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	805 glVertex3d (xPlaneN, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	806 glVertex3d (xPlaneN, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	807 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	808
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	809 // Z box
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	810 set_color (props.get_zcolor_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	811 if (xySym)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	812 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	813 glVertex3d (xPlaneN, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	814 glVertex3d (xPlaneN, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	815 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	816 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	817 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	818 glVertex3d (xPlane, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	819 glVertex3d (xPlane, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	820 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	821 if (box)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	822 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	823 glVertex3d (xPlane, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	824 glVertex3d (xPlane, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	825 if (xySym)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	826 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	827 glVertex3d (xPlane, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	828 glVertex3d (xPlane, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	829 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	830 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	831 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	832 glVertex3d (xPlaneN, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	833 glVertex3d (xPlaneN, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	834 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	835 glVertex3d (xPlaneN, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	836 glVertex3d (xPlaneN, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	837 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	838
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	839 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	840 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	841
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	842 std::string gridstyle = props.get_gridlinestyle ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	843 std::string minorgridstyle = props.get_minorgridlinestyle ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	844
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	845 // X grid
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	846
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	847 if (visible && xstate != AXE_DEPTH_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	848 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	849 bool do_xgrid = (props.is_xgrid () && (gridstyle != "none"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	850 bool do_xminorgrid = (props.is_xminorgrid () && (minorgridstyle != "none"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	851 bool do_xminortick = props.is_xminortick ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	852 Matrix xticks = xform.xscale (props.get_xtick ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	853 // FIXME: use pre-computed minor ticks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	854 Matrix xmticks;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	855 // FIXME: use xticklabels property
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	856 string_vector xticklabels;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	857 int wmax = 0, hmax = 0;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	858 bool tick_along_z = xisinf (fy);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	859 Matrix tickpos (xticks.numel (), 3);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	860
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	861 set_color (props.get_xcolor_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	862
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	863 // grid lines
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	864 if (do_xgrid)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	865 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	866 set_linestyle (gridstyle, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	867 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	868 for (int i = 0; i < xticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	869 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	870 double xval = xticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	871
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	872 glVertex3d (xval, yPlaneN, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	873 glVertex3d (xval, yPlane, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	874 if (zstate != AXE_DEPTH_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	875 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	876 glVertex3d (xval, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	877 glVertex3d (xval, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	878 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	879 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	880 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	881 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	882 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	883
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	884 // tick marks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	885 if (tick_along_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	886 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	887 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	888 for (int i = 0; i < xticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	889 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	890 double xval = xticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	891
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	892 glVertex3d (xval, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	893 glVertex3d (xval, yPlaneN, zPlane+signum(zPlane-zPlaneN)fzxticklen*tickdir);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	894 if (box && xstate != AXE_ANY_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	895 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	896 glVertex3d (xval, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	897 glVertex3d (xval, yPlaneN,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	898 zPlaneN+signum(zPlaneN-zPlane)fzxticklen*tickdir);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	899 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	900 tickpos(i,0) = xval;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	901 tickpos(i,1) = yPlaneN;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	902 tickpos(i,2) = zPlane+signum(zPlane-zPlaneN)fzxtickoffset;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	903 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	904 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	905 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	906 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	907 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	908 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	909 for (int i = 0; i < xticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	910 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	911 double xval = xticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	912
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	913 glVertex3d (xval, yPlaneN, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	914 glVertex3d (xval, yPlaneN+signum(yPlaneN-yPlane)fyxticklen*tickdir, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	915 if (box && xstate != AXE_ANY_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	916 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	917 glVertex3d (xval, yPlane, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	918 glVertex3d (xval,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	919 yPlane+signum(yPlane-yPlaneN)fyxticklen*tickdir, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	920 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	921 tickpos(i,0) = xval;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	922 tickpos(i,1) = yPlaneN+signum(yPlaneN-yPlane)fyxtickoffset;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	923 tickpos(i,2) = zPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	924 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	925 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	926 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	927
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	928 // FIXME: tick texts
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	929
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	930 // minor grid lines
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	931 if (do_xminorgrid)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	932 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	933 set_linestyle (minorgridstyle, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	934 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	935 for (int i = 0; i < xmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	936 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	937 double xval = xmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	938
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	939 glVertex3d (xval, yPlaneN, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	940 glVertex3d (xval, yPlane, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	941 if (zstate != AXE_DEPTH_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	942 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	943 glVertex3d (xval, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	944 glVertex3d (xval, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	945 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	946 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	947 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	948 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	949 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	950
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	951 // minor tick marks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	952 if (do_xminortick)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	953 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	954 if (tick_along_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	955 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	956 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	957 for (int i = 0; i < xmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	958 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	959 double xval = xmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	960
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	961 glVertex3d (xval, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	962 glVertex3d (xval, yPlaneN,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	963 zPlane+signum(zPlane-zPlaneN)fzxticklen/2*tickdir);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	964 if (box && xstate != AXE_ANY_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	965 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	966 glVertex3d (xval, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	967 glVertex3d (xval, yPlaneN,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	968 zPlaneN+signum(zPlaneN-zPlane)fzxticklen/2*tickdir);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	969 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	970 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	971 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	972 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	973 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	974 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	975 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	976 for (int i = 0; i < xmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	977 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	978 double xval = xmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	979
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	980 glVertex3d (xval, yPlaneN, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	981 glVertex3d (xval,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	982 yPlaneN+signum(yPlaneN-yPlane)fyxticklen/2*tickdir, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	983 if (box && xstate != AXE_ANY_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	984 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	985 glVertex3d (xval, yPlane, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	986 glVertex3d (xval,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	987 yPlane+signum(yPlane-yPlaneN)fyxticklen/2*tickdir, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	988 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	989 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	990 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	991 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	992 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	993
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	994 text::properties& xlabel_props =
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	995 reinterpret_cast<text::properties&> (gh_manager::get_object (props.get_xlabel ()).get_properties ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	996
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	997 // FIXME: auto-positioning should be disabled if the
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	998 // label has been positioned manually
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	999 if (! xlabel_props.get_string ().empty ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1000 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1001 xlabel_props.set_horizontalalignment (xstate > AXE_DEPTH_DIR ? "center" : (xySym ? "left" : "right"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1002 xlabel_props.set_verticalalignment (xstate == AXE_VERT_DIR ? "bottom" : (zd*zv(2) <= 0 ? "top" : "bottom"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1003
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1004 double angle = 0;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1005 ColumnVector p = graphics_xform::xform_vector ((xmin+xmax)/2, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1006
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1007 if (tick_along_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1008 p(2) += (signum(zPlane-zPlaneN)fzxtickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1009 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1010 p(1) += (signum(yPlaneN-yPlane)fyxtickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1011 p = xform.transform (p(0), p(1), p(2), false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1012 switch (xstate)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1013 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1014 case AXE_ANY_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1015 p(0) += (xySym ? wmax : -wmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1016 p(1) += (zd*zv(2) <= 0 ? hmax : -hmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1017 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1018 case AXE_VERT_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1019 p(0) -= wmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1020 angle = 90;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1021 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1022 case AXE_HORZ_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1023 p(1) += hmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1024 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1025 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1026 p = xform.untransform (p(0), p(1), p(2), true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1027 xlabel_props.set_position (p.extract_n (0, 3).transpose ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1028 xlabel_props.set_rotation (angle);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1029 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1030 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1031
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1032 // Y grid
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1033
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1034 if (ystate != AXE_DEPTH_DIR && visible)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1035 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1036 bool do_ygrid = (props.is_ygrid () && (gridstyle != "none"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1037 bool do_yminorgrid = (props.is_yminorgrid () && (minorgridstyle != "none"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1038 bool do_yminortick = props.is_yminortick ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1039 Matrix yticks = xform.yscale (props.get_ytick ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1040 // FIXME: use pre-computed minor ticks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1041 Matrix ymticks;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1042 // FIXME: use yticklabels property
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1043 string_vector yticklabels;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1044 int wmax = 0, hmax = 0;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1045 bool tick_along_z = xisinf (fx);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1046 Matrix tickpos (yticks.numel (), 3);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1047
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1048 set_color (props.get_ycolor_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1049
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1050 // grid lines
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1051 if (do_ygrid)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1052 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1053 set_linestyle (gridstyle, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1054 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1055 for (int i = 0; i < yticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1056 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1057 double yval = yticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1058
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1059 glVertex3d (xPlaneN, yval, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1060 glVertex3d (xPlane, yval, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1061 if (zstate != AXE_DEPTH_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1062 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1063 glVertex3d (xPlane, yval, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1064 glVertex3d (xPlane, yval, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1065 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1066 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1067 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1068 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1069 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1070
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1071 // tick marks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1072 if (tick_along_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1073 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1074 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1075 for (int i = 0; i < yticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1076 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1077 double yval = yticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1078
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1079 glVertex3d (xPlaneN, yval, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1080 glVertex3d (xPlaneN, yval, zPlane+signum(zPlane-zPlaneN)fzyticklen*tickdir);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1081 if (box && ystate != AXE_ANY_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1082 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1083 glVertex3d (xPlaneN, yval, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1084 glVertex3d (xPlaneN, yval,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1085 zPlaneN+signum(zPlaneN-zPlane)fzyticklen*tickdir);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1086 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1087 tickpos(i,0) = xPlaneN;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1088 tickpos(i,1) = yval;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1089 tickpos(i,2) = zPlane+signum(zPlane-zPlaneN)fzytickoffset;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1090 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1091 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1092 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1093 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1094 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1095 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1096 for (int i = 0; i < yticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1097 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1098 double yval = yticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1099
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1100 glVertex3d (xPlaneN, yval, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1101 glVertex3d (xPlaneN+signum(xPlaneN-xPlane)fxyticklen*tickdir, yval, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1102 if (box && ystate != AXE_ANY_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1103 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1104 glVertex3d (xPlane, yval, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1105 glVertex3d (xPlane+signum(xPlane-xPlaneN)fxyticklen*tickdir,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1106 yval, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1107 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1108 tickpos(i,0) = xPlaneN+signum(xPlaneN-xPlane)fxytickoffset;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1109 tickpos(i,1) = yval;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1110 tickpos(i,2) = zPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1111 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1112 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1113 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1114
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1115 // FIXME: tick texts
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1116
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1117 // minor grid lines
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1118 if (do_yminorgrid)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1119 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1120 set_linestyle (minorgridstyle, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1121 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1122 for (int i = 0; i < ymticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1123 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1124 double yval = ymticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1125
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1126 glVertex3d (xPlaneN, yval, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1127 glVertex3d (xPlane, yval, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1128 if (zstate != AXE_DEPTH_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1129 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1130 glVertex3d (xPlane, yval, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1131 glVertex3d (xPlane, yval, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1132 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1133 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1134 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1135 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1136 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1137
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1138 // minor tick marks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1139 if (do_yminortick)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1140 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1141 if (tick_along_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1142 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1143 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1144 for (int i = 0; i < ymticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1145 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1146 double yval = ymticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1147
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1148 glVertex3d (xPlaneN, yval, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1149 glVertex3d (xPlaneN, yval,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1150 zPlane+signum(zPlane-zPlaneN)fzyticklen/2*tickdir);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1151 if (box && ystate != AXE_ANY_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1152 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1153 glVertex3d (xPlaneN, yval, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1154 glVertex3d (xPlaneN, yval,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1155 zPlaneN+signum(zPlaneN-zPlane)fzyticklen/2*tickdir);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1156 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1157 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1158 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1159 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1160 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1161 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1162 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1163 for (int i = 0; i < ymticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1164 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1165 double yval = ymticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1166
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1167 glVertex3d (xPlaneN, yval, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1168 glVertex3d (xPlaneN+signum(xPlaneN-xPlane)fxyticklen/2*tickdir,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1169 yval, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1170 if (box && ystate != AXE_ANY_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1171 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1172 glVertex3d (xPlane, yval, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1173 glVertex3d (xPlane+signum(xPlane-xPlaneN)fxyticklen/2*tickdir,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1174 yval, zpTick);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1175 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1176 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1177 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1178 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1179 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1180
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1181 text::properties& ylabel_props =
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1182 reinterpret_cast<text::properties&> (gh_manager::get_object (props.get_ylabel ()).get_properties ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1183
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1184 // FIXME: auto-positioning should be disabled if the
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1185 // label has been positioned manually
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1186 if (! ylabel_props.get_string ().empty ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1187 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1188 ylabel_props.set_horizontalalignment (ystate > AXE_DEPTH_DIR ? "center" : (!xySym ? "left" : "right"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1189 ylabel_props.set_verticalalignment (ystate == AXE_VERT_DIR ? "bottom" : (zd*zv(2) <= 0 ? "top" : "bottom"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1190
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1191 double angle = 0;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1192 ColumnVector p = graphics_xform::xform_vector (xPlaneN, (ymin+ymax)/2, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1193
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1194 if (tick_along_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1195 p(2) += (signum(zPlane-zPlaneN)fzytickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1196 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1197 p(0) += (signum(xPlaneN-xPlane)fxytickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1198 p = xform.transform (p(0), p(1), p(2), false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1199 switch (ystate)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1200 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1201 case AXE_ANY_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1202 p(0) += (!xySym ? wmax : -wmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1203 p(1) += (zd*zv(2) <= 0 ? hmax : -hmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1204 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1205 case AXE_VERT_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1206 p(0) -= wmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1207 angle = 90;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1208 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1209 case AXE_HORZ_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1210 p(1) += hmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1211 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1212 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1213 p = xform.untransform(p(0), p(1), p(2), true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1214 ylabel_props.set_position (p.extract_n (0, 3).transpose ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1215 ylabel_props.set_rotation (angle);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1216 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1217 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1218
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1219 // Z Grid
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1220
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1221 if (zstate != AXE_DEPTH_DIR && visible)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1222 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1223 bool do_zgrid = (props.is_zgrid () && (gridstyle != "none"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1224 bool do_zminorgrid = (props.is_zminorgrid () && (minorgridstyle != "none"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1225 bool do_zminortick = props.is_zminortick ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1226 Matrix zticks = xform.zscale (props.get_ztick ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1227 // FIXME: use pre-computed minor ticks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1228 Matrix zmticks;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1229 // FIXME: use zticklabels property
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1230 string_vector zticklabels;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1231 int wmax = 0, hmax = 0;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1232 Matrix tickpos (zticks.numel (), 3);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1233
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1234 set_color (props.get_zcolor_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1235
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1236 // grid lines
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1237 if (do_zgrid)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1238 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1239 set_linestyle (gridstyle, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1240 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1241 for (int i = 0; i < zticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1242 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1243 double zval = zticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1244
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1245 glVertex3d (xPlaneN, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1246 glVertex3d (xPlane, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1247 glVertex3d (xPlane, yPlaneN, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1248 glVertex3d (xPlane, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1249 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1250 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1251 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1252 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1253
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1254 // tick marks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1255 if (xySym)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1256 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1257 if (xisinf (fy))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1258 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1259 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1260 for (int i = 0; i < zticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1261 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1262 double zval = zticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1263
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1264 glVertex3d (xPlaneN, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1265 glVertex3d (xPlaneN+signum(xPlaneN-xPlane)fxzticklen*tickdir,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1266 yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1267 if (box && zstate != AXE_ANY_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1268 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1269 glVertex3d (xPlane, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1270 glVertex3d (xPlane+signum(xPlane-xPlaneN)fxzticklen*tickdir,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1271 yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1272 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1273 tickpos(i,0) = xPlaneN+signum(xPlaneN-xPlane)fxztickoffset;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1274 tickpos(i,1) = yPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1275 tickpos(i,2) = zval;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1276 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1277 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1278 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1279 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1280 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1281 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1282 for (int i = 0; i < zticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1283 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1284 double zval = zticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1285
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1286 glVertex3d (xPlaneN, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1287 glVertex3d (xPlaneN, yPlane+signum(yPlane-yPlaneN)fyzticklen*tickdir, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1288 tickpos(i,0) = xPlaneN;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1289 tickpos(i,1) = yPlane+signum(yPlane-yPlaneN)fyztickoffset;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1290 tickpos(i,2) = zval;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1291 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1292 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1293 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1294 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1295 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1296 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1297 if (xisinf (fx))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1298 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1299 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1300 for (int i = 0; i < zticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1301 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1302 double zval = zticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1303
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1304 glVertex3d (xPlane, yPlaneN, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1305 glVertex3d (xPlane, yPlaneN+signum(yPlaneN-yPlane)fyzticklen*tickdir, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1306 if (box && zstate != AXE_ANY_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1307 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1308 glVertex3d (xPlane, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1309 glVertex3d (xPlane, yPlane+signum(yPlane-yPlaneN)fyzticklen*tickdir, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1310 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1311 tickpos(i,0) = xPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1312 tickpos(i,1) = yPlaneN+signum(yPlaneN-yPlane)fyztickoffset;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1313 tickpos(i,2) = zval;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1314 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1315 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1316 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1317 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1318 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1319 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1320 for (int i = 0; i < zticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1321 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1322 double zval = zticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1323
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1324 glVertex3d (xPlane, yPlaneN, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1325 glVertex3d (xPlane+signum(xPlane-xPlaneN)fxzticklen*tickdir, yPlaneN, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1326 tickpos(i,0) = xPlane+signum(xPlane-xPlaneN)fxztickoffset;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1327 tickpos(i,1) = yPlaneN;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1328 tickpos(i,2) = zval;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1329 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1330 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1331 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1332 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1333
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1334 // FIXME: tick texts
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1335
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1336 // minor grid lines
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1337 if (do_zminorgrid)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1338 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1339 set_linestyle (minorgridstyle, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1340 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1341 for (int i = 0; i < zmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1342 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1343 double zval = zmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1344
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1345 glVertex3d (xPlaneN, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1346 glVertex3d (xPlane, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1347 glVertex3d (xPlane, yPlaneN, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1348 glVertex3d (xPlane, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1349 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1350 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1351 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1352 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1353
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1354 // minor tick marks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1355 if (do_zminortick)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1356 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1357 if (xySym)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1358 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1359 if (xisinf (fy))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1360 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1361 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1362 for (int i = 0; i < zmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1363 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1364 double zval = zmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1365
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1366 glVertex3d (xPlaneN, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1367 glVertex3d (xPlaneN+signum(xPlaneN-xPlane)fxzticklen/2*tickdir,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1368 yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1369 if (box && zstate != AXE_ANY_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1370 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1371 glVertex3d (xPlane, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1372 glVertex3d (xPlane+signum(xPlane-xPlaneN)fxzticklen/2*tickdir,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1373 yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1374 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1375 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1376 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1377 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1378 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1379 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1380 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1381 for (int i = 0; i < zmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1382 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1383 double zval = zmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1384
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1385 glVertex3d (xPlaneN, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1386 glVertex3d (xPlaneN, yPlane+signum(yPlane-yPlaneN)fyzticklen/2*tickdir, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1387 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1388 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1389 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1390 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1391 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1392 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1393 if (xisinf (fx))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1394 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1395 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1396 for (int i = 0; i < zmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1397 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1398 double zval = zmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1399
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1400 glVertex3d (xPlane, yPlaneN, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1401 glVertex3d (xPlane, yPlaneN+signum(yPlaneN-yPlane)fyzticklen/2*tickdir, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1402 if (box && zstate != AXE_ANY_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1403 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1404 glVertex3d (xPlane, yPlane, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1405 glVertex3d (xPlane, yPlane+signum(yPlane-yPlaneN)fyzticklen/2*tickdir, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1406 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1407 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1408 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1409 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1410 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1411 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1412 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1413 for (int i = 0; i < zmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1414 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1415 double zval = zmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1416
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1417 glVertex3d (xPlane, yPlaneN, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1418 glVertex3d (xPlane+signum(xPlane-xPlaneN)fxzticklen/2*tickdir, yPlaneN, zval);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1419 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1420 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1421 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1422 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1423 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1424
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1425 text::properties& zlabel_props =
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1426 reinterpret_cast<text::properties&> (gh_manager::get_object (props.get_zlabel ()).get_properties ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1427
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1428 // FIXME: auto-positioning should be disabled if the
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1429 // label has been positioned manually
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1430 if (! zlabel_props.get_string ().empty ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1431 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1432 bool camAuto = props.cameraupvectormode_is ("auto");
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1433
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1434 zlabel_props.set_horizontalalignment ((zstate > AXE_DEPTH_DIR \|\| camAuto) ? "center" : "right");
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1435 zlabel_props.set_verticalalignment(zstate == AXE_VERT_DIR ? "bottom" : ((zd*zv(2) < 0 \|\| camAuto) ? "bottom" : "top"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1436
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1437 double angle = 0;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1438 ColumnVector p;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1439
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1440 if (xySym)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1441 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1442 p = graphics_xform::xform_vector (xPlaneN, yPlane, (zmin+zmax)/2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1443 if (xisinf (fy))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1444 p(0) += (signum(xPlaneN-xPlane)fxztickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1445 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1446 p(1) += (signum(yPlane-yPlaneN)fyztickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1447 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1448 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1449 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1450 p = graphics_xform::xform_vector (xPlane, yPlaneN, (zmin+zmax)/2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1451 if (xisinf (fx))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1452 p(1) += (signum(yPlaneN-yPlane)fyztickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1453 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1454 p(0) += (signum(xPlane-xPlaneN)fxztickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1455 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1456 p = xform.transform (p(0), p(1), p(2), false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1457 switch (zstate)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1458 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1459 case AXE_ANY_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1460 if (camAuto)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1461 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1462 p(0) -= wmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1463 angle = 90;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1464 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1465 /* FIXME: what's the correct offset?
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1466 p[0] += (!xySym ? wmax : -wmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1467 p[1] += (zd*zv[2] <= 0 ? hmax : -hmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1468 */
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1469 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1470 case AXE_VERT_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1471 p(0) -= wmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1472 angle = 90;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1473 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1474 case AXE_HORZ_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1475 p(1) += hmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1476 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1477 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1478 p = xform.untransform (p(0), p(1), p(2), true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1479 zlabel_props.set_position (p.extract_n (0, 3).transpose ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1480 zlabel_props.set_rotation (angle);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1481 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1482 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1483
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1484 set_linestyle ("-");
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1485
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1486 // Title
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1487
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1488 text::properties& title_props =
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1489 reinterpret_cast<text::properties&> (gh_manager::get_object (props.get_title ()).get_properties ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1490
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1491 // FIXME: auto-positioning should be disabled if the
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1492 // title has been positioned manually
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1493 if (! title_props.get_string ().empty ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1494 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1495 Matrix bb = props.get_boundingbox (true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1496 ColumnVector p = xform.untransform (bb(0)+bb(2)/2, (bb(1)-10),
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1497 (x_zlim(0)+x_zlim(1))/2, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1498 title_props.set_position (p.extract_n(0, 3).transpose ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1499 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1500
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1501 set_clipbox (xmin, xmax, ymin, ymax, zmin, zmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1502
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1503 // Children
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1504
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1505 Matrix children = props.get_children ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1506 std::list<graphics_object> obj_list;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1507 std::list<graphics_object>::iterator it;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1508
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1509 // 1st pass: draw light objects
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1510
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1511 for (int i = 0; i < children.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1512 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1513 graphics_object go = gh_manager::get_object (children (i));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1514
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1515 if (go.get_properties ().is_visible ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1516 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1517 if (go.isa ("light"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1518 draw (go);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1519 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1520 obj_list.push_back (go);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1521 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1522 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1523
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1524 // 2nd pass: draw other objects (with units set to "data")
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1525
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1526 it = obj_list.begin ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1527 while (it != obj_list.end ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1528 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1529 graphics_object go = (*it);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1530
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1531 // FIXME: check whether object has "units" property and it is set to "data"
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1532 if (! go.isa ("text") \|\| go.get ("units").string_value () == "data")
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1533 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1534 set_clipping (go.get_properties ().is_clipping ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1535 draw (go);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1536
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1537 it = obj_list.erase (it);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1538 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1539 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1540 it++;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1541 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1542
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1543 // 3rd pass: draw remaining objects
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1544
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1545 for (it = obj_list.begin (); it != obj_list.end (); it++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1546 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1547 graphics_object go = (*it);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1548
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1549 set_clipping (go.get_properties ().is_clipping ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1550 draw (go);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1551 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1552
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1553 set_clipping (false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1554 // FIXME: finalize rendering (transparency processing)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1555 // FIXME: draw zoom box, if needed
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1556 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1557
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1558 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1559 opengl_renderer::draw (const line::properties& props)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1560 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1561 Matrix x = xform.xscale (props.get_xdata ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1562 Matrix y = xform.yscale (props.get_ydata ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1563 Matrix z = xform.zscale (props.get_zdata ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1564
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1565 bool has_z = (z.numel () > 0);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1566 int n = static_cast<int> (::xmin (::xmin (x.numel (), y.numel ()), (has_z ? z.numel () : INT_MAX)));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1567 octave_uint8 clip_mask = (props.is_clipping () ? 0x7F : 0x40), clip_ok (0x40);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1568
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1569 std::vector<octave_uint8> clip (n);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1570
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1571 if (has_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1572 for (int i = 0; i < n; i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1573 clip[i] = (clip_code (x(i), y(i), z(i)) & clip_mask);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1574 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1575 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1576 double z_mid = (zmin+zmax)/2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1577
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1578 for (int i = 0; i < n; i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1579 clip[i] = (clip_code (x(i), y(i), z_mid) & clip_mask);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1580 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1581
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1582 if (! props.linestyle_is ("none"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1583 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1584 set_color (props.get_color_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1585 set_linestyle (props.get_linestyle (), false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1586 set_linewidth (props.get_linewidth ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1587
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1588 if (has_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1589 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1590 bool flag = false;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1591
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1592 for (int i = 1; i < n; i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1593 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1594 if ((clip[i-1] & clip[i]) == clip_ok)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1595 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1596 if (! flag)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1597 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1598 flag = true;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1599 glBegin (GL_LINE_STRIP);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1600 glVertex3d (x(i-1), y(i-1), z(i-1));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1601 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1602 glVertex3d (x(i), y(i), z(i));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1603 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1604 else if (flag)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1605 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1606 flag = false;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1607 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1608 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1609 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1610
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1611 if (flag)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1612 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1613 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1614 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1615 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1616 bool flag = false;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1617
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1618 for (int i = 1; i < n; i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1619 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1620 if ((clip[i-1] & clip[i]) == clip_ok)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1621 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1622 if (! flag)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1623 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1624 flag = true;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1625 glBegin (GL_LINE_STRIP);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1626 glVertex2d (x(i-1), y(i-1));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1627 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1628 glVertex2d (x(i), y(i));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1629 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1630 else if (flag)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1631 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1632 flag = false;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1633 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1634 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1635 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1636
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1637 if (flag)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1638 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1639 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1640
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1641 set_linewidth (0.5);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1642 set_linestyle ("-");
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1643 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1644
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1645 set_clipping (false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1646
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1647 if (! props.marker_is ("none") &&
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1648 ! (props.markeredgecolor_is ("none")
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1649 && props.markerfacecolor_is ("none")))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1650 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1651 Matrix lc, fc;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1652
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1653 if (props.markeredgecolor_is ("auto"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1654 lc = props.get_color_rgb ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1655 else if (! props.markeredgecolor_is ("none"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1656 lc = props.get_markeredgecolor_rgb ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1657
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1658 if (props.markerfacecolor_is ("auto"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1659 fc = props.get_color_rgb ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1660 else if (! props.markerfacecolor_is ("none"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1661 fc = props.get_markerfacecolor_rgb ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1662
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1663 init_marker (props.get_marker (), props.get_markersize (),
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1664 props.get_linewidth ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1665
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1666 for (int i = 0; i < n; i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1667 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1668 if (clip[i] == clip_ok)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1669 draw_marker (x(i), y(i), (has_z ? z(i) : 0), lc, fc);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1670 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1671
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1672 end_marker ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1673 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1674
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1675 set_clipping (props.is_clipping ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1676 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1677
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1678 void
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1679 opengl_renderer::draw (const surface::properties& props)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1680 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1681 Matrix x = xform.xscale (props.get_xdata ().matrix_value ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1682 Matrix y = xform.yscale (props.get_ydata ().matrix_value ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1683 Matrix z = xform.zscale (props.get_zdata ().matrix_value ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1684
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1685 int zr = z.rows (), zc = z.columns ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1686
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1687 NDArray c;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1688 NDArray n = props.get_vertexnormals ().array_value ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1689
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1690 // FIXME: handle transparency
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1691 Matrix a;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1692
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1693 if (props.facelighting_is ("phong") \|\| props.edgelighting_is ("phong"))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1694 warning ("opengl_renderer::draw: phong light model not supported");
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1695
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1696 int fc_mode = (props.facecolor_is_rgb () ? 0 :
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1697 (props.facecolor_is ("flat") ? 1 :
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1698 (props.facecolor_is ("interp") ? 2 :
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1699 (props.facecolor_is ("texturemap") ? 3 : -1))));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1700 int fl_mode = (props.facelighting_is ("none") ? 0 :
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1701 (props.facelighting_is ("flat") ? 1 : 2));
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	1702 int fa_mode = (props.facealpha_is_double () ? 0 :
d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	1703 (props.facealpha_is ("flat") ? 1 : 2));
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1704 int ec_mode = (props.edgecolor_is_rgb () ? 0 :
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1705 (props.edgecolor_is ("flat") ? 1 :
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1706 (props.edgecolor_is ("interp") ? 2 : -1)));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1707 int el_mode = (props.edgelighting_is ("none") ? 0 :
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1708 (props.edgelighting_is ("flat") ? 1 : 2));
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	1709 int ea_mode = (props.edgealpha_is_double () ? 0 :
d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	1710 (props.edgealpha_is ("flat") ? 1 : 2));
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1711
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1712 Matrix fcolor = (fc_mode == 3 ? Matrix (1, 3, 1.0) : props.get_facecolor_rgb ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1713 Matrix ecolor = props.get_edgecolor_rgb ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1714
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1715 float as = props.get_ambientstrength ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1716 float ds = props.get_diffusestrength ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1717 float ss = props.get_specularstrength ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1718 float se = props.get_specularexponent ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1719 float cb[4] = { 0, 0, 0, 1 };
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1720
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1721 opengl_texture tex;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1722
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1723 int i1, i2, j1, j2;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1724 bool x_mat = (x.rows () == z.rows ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1725 bool y_mat = (y.columns () == z.columns ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1726
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1727 i1 = i2 = j1 = j2 = 0;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1728
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1729 boolMatrix clip (z.dims (), false);
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1730
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1731 for (int i = 0; i < zr; i++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1732 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1733 if (x_mat)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1734 i1 = i;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1735
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1736 for (int j = 0; j < zc; j++)
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1737 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1738 if (y_mat)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1739 j1 = j;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1740
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1741 clip(i,j) = is_nan_or_inf (x(i1,j), y(i,j1), z(i,j));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1742 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1743 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1744
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1745 if ((fc_mode > 0 && fc_mode < 3) \|\| ec_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1746 c = props.get_color_data ().array_value ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1747
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1748 if (fa_mode > 0 \|\| ea_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1749 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1750 // FIXME: implement alphadata conversion
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1751 //a = props.get_alpha_data ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1752 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1753
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1754 if (fl_mode > 0 \|\| el_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1755 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1756 float buf[4] = { ss, ss, ss, 1 };
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1757
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1758 glMaterialfv (LIGHT_MODE, GL_SPECULAR, buf);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1759 glMaterialf (LIGHT_MODE, GL_SHININESS, se);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1760 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1761
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1762 // FIXME: good candidate for caching, transfering pixel
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1763 // data to OpenGL is time consuming.
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1764 if (fc_mode == 3)
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1765 tex = opengl_texture::create (props.get_color_data ());
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1766
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1767 if (! props.facecolor_is ("none"))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1768 {
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	1769 if (props.get_facealpha_double () == 1)
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1770 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1771 if (fc_mode == 0 \|\| fc_mode == 3)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1772 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1773 glColor3dv (fcolor.data ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1774 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1775 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1776 for (int i = 0; i < 3; i++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1777 cb[i] = (as * fcolor(i));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1778 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1779
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1780 for (int i = 0; i < 3; i++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1781 cb[i] *= (ds / as);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1782 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1783 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1784 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1785
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1786 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1787 glEnable (GL_LIGHTING);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1788 glShadeModel ((fc_mode == 2 \|\| fl_mode == 2) ? GL_SMOOTH : GL_FLAT);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1789 set_polygon_offset (true, 1);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1790 if (fc_mode == 3)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1791 glEnable (GL_TEXTURE_2D);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1792
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1793 for (int i = 1; i < zc; i++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1794 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1795 if (y_mat)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1796 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1797 i1 = i-1;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1798 i2 = i;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1799 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1800
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1801 for (int j = 1; j < zr; j++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1802 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1803 if (clip(j-1, i-1) \|\| clip (j, i-1)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1804 \|\| clip (j-1, i) \|\| clip (j, i))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1805 continue;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1806
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1807 if (x_mat)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1808 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1809 j1 = j-1;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1810 j2 = j;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1811 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1812
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1813 glBegin (GL_QUADS);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1814
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1815 // Vertex 1
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1816 if (fc_mode == 3)
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1817 tex.tex_coord (double (i-1) / (zc-1), double (j-1) / (zr-1));
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1818 else if (fc_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1819 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1820 // FIXME: is there a smarter way to do this?
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1821 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1822 cb[k] = c(j-1, i-1, k);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1823 glColor3fv (cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1824
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1825 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1826 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1827 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1828 cb[k] *= as;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1829 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1830
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1831 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1832 cb[k] *= (ds / as);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1833 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1834 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1835 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1836 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1837 glNormal3d (n(j-1,i-1,0), n(j-1,i-1,1), n(j-1,i-1,2));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1838 glVertex3d (x(j1,i-1), y(j-1,i1), z(j-1,i-1));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1839
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1840 // Vertex 2
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1841 if (fc_mode == 3)
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1842 tex.tex_coord (double (i) / (zc-1), double (j-1) / (zr-1));
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1843 else if (fc_mode == 2)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1844 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1845 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1846 cb[k] = c(j-1, i, k);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1847 glColor3fv (cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1848
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1849 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1850 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1851 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1852 cb[k] *= as;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1853 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1854
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1855 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1856 cb[k] *= (ds / as);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1857 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1858 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1859 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1860 if (fl_mode == 2)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1861 glNormal3d (n(j-1,i,0), n(j-1,i,1), n(j-1,i,2));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1862 glVertex3d (x(j1,i), y(j-1,i2), z(j-1,i));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1863
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1864 // Vertex 3
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1865 if (fc_mode == 3)
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1866 tex.tex_coord (double (i) / (zc-1), double (j) / (zr-1));
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1867 else if (fc_mode == 2)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1868 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1869 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1870 cb[k] = c(j, i, k);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1871 glColor3fv (cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1872
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1873 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1874 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1875 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1876 cb[k] *= as;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1877 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1878
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1879 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1880 cb[k] *= (ds / as);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1881 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1882 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1883 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1884 if (fl_mode == 2)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1885 glNormal3d (n(j,i,0), n(j,i,1), n(j,i,2));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1886 glVertex3d (x(j2,i), y(j,i2), z(j,i));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1887
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1888 // Vertex 4
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1889 if (fc_mode == 3)
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1890 tex.tex_coord (double (i-1) / (zc-1), double (j) / (zr-1));
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1891 else if (fc_mode == 2)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1892 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1893 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1894 cb[k] = c(j, i-1, k);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1895 glColor3fv (cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1896
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1897 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1898 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1899 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1900 cb[k] *= as;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1901 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1902
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1903 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1904 cb[k] *= (ds / as);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1905 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1906 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1907 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1908 if (fl_mode == 2)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1909 glNormal3d (n(j,i-1,0), n(j,i-1,1), n(j,i-1,2));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1910 glVertex3d (x(j2,i-1), y(j,i1), z(j,i-1));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1911
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1912 glEnd ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1913 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1914 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1915
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1916 set_polygon_offset (false);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1917 if (fc_mode == 3)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1918 glDisable (GL_TEXTURE_2D);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1919
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1920 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1921 glDisable (GL_LIGHTING);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1922 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1923 else
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1924 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1925 // FIXME: implement transparency
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1926 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1927 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1928
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1929 if (! props.edgecolor_is ("none"))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1930 {
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	1931 if (props.get_edgealpha_double () == 1)
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1932 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1933 if (ec_mode == 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1934 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1935 glColor3dv (ecolor.data ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1936 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1937 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1938 for (int i = 0; i < 3; i++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1939 cb[i] = (as * ecolor(i));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1940 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1941
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1942 for (int i = 0; i < 3; i++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1943 cb[i] *= (ds / as);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1944 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1945 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1946 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1947
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1948 if (el_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1949 glEnable (GL_LIGHTING);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1950 glShadeModel ((ec_mode == 2 \|\| el_mode == 2) ? GL_SMOOTH : GL_FLAT);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1951
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1952 set_linestyle (props.get_linestyle (), false);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1953 set_linewidth (props.get_linewidth ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1954
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1955 // Mesh along Y-axis
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1956
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1957 if (props.meshstyle_is ("both") \|\| props.meshstyle_is ("column"))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1958 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1959 for (int i = 0; i < zc; i++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1960 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1961 if (y_mat)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1962 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1963 i1 = i-1;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1964 i2 = i;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1965 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1966
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1967 for (int j = 1; j < zr; j++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1968 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1969 if (clip(j-1,i) \|\| clip(j,i))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1970 continue;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1971
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1972 if (x_mat)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1973 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1974 j1 = j-1;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1975 j2 = j;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1976 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1977
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1978 glBegin (GL_LINES);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1979
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1980 // Vertex 1
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1981 if (ec_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1982 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1983 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1984 cb[k] = c(j-1, i, k);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1985 glColor3fv (cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1986
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1987 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1988 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1989 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1990 cb[k] *= as;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1991 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1992
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1993 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1994 cb[k] *= (ds / as);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1995 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1996 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1997 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1998 if (el_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1999 glNormal3d (n(j-1,i,0), n(j-1,i,1), n(j-1,i,2));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2000 glVertex3d (x(j1,i), y(j-1,i2), z(j-1,i));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2001
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2002 // Vertex 2
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2003 if (ec_mode == 2)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2004 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2005 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2006 cb[k] = c(j, i, k);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2007 glColor3fv (cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2008
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2009 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2010 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2011 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2012 cb[k] *= as;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2013 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2014
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2015 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2016 cb[k] *= (ds / as);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2017 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2018 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2019 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2020 if (el_mode == 2)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2021 glNormal3d (n(j,i,0), n(j,i,1), n(j,i,2));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2022 glVertex3d (x(j2,i), y(j,i2), z(j,i));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2023
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2024 glEnd ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2025 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2026 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2027 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2028
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2029 // Mesh along X-axis
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2030
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2031 if (props.meshstyle_is ("both") \|\| props.meshstyle_is ("row"))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2032 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2033 for (int j = 0; j < zr; j++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2034 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2035 if (x_mat)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2036 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2037 j1 = j-1;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2038 j2 = j;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2039 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2040
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2041 for (int i = 1; i < zc; i++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2042 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2043 if (clip(j,i-1) \|\| clip(j,i))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2044 continue;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2045
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2046 if (y_mat)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2047 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2048 i1 = i-1;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2049 i2 = i;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2050 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2051
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2052 glBegin (GL_LINES);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2053
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2054 // Vertex 1
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2055 if (ec_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2056 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2057 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2058 cb[k] = c(j, i-1, k);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2059 glColor3fv (cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2060
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2061 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2062 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2063 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2064 cb[k] *= as;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2065 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2066
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2067 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2068 cb[k] *= (ds / as);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2069 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2070 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2071 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2072 if (el_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2073 glNormal3d (n(j,i-1,0), n(j,i-1,1), n(j,i-1,2));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2074 glVertex3d (x(j2,i-1), y(j,i1), z(j,i-1));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2075
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2076 // Vertex 2
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2077 if (ec_mode == 2)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2078 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2079 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2080 cb[k] = c(j, i, k);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2081 glColor3fv (cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2082
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2083 if (fl_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2084 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2085 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2086 cb[k] *= as;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2087 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2088
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2089 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2090 cb[k] *= (ds / as);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2091 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2092 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2093 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2094 if (el_mode == 2)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2095 glNormal3d (n(j,i,0), n(j,i,1), n(j,i,2));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2096 glVertex3d (x(j2,i), y(j,i2), z(j,i));
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2097
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2098 glEnd ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2099 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2100 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2101 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2102
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2103 set_linestyle ("-");
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2104 set_linewidth (0.5);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2105
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2106 if (el_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2107 glDisable (GL_LIGHTING);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2108 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2109 else
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2110 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2111 // FIXME: implement transparency
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2112 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2113 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2114
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2115 if (! props.marker_is ("none") &&
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2116 ! (props.markeredgecolor_is ("none")
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2117 && props.markerfacecolor_is ("none")))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2118 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2119 // FIXME: check how transparency should be handled in markers
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2120 // FIXME: check what to do with marker facecolor set to auto
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2121 // and facecolor set to none.
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2122
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2123 bool do_edge = ! props.markeredgecolor_is ("none");
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2124 bool do_face = ! props.markerfacecolor_is ("none");
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2125
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2126 Matrix mecolor = props.get_markeredgecolor_rgb ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2127 Matrix mfcolor = props.get_markerfacecolor_rgb ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2128 Matrix cc (1, 3, 0.0);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2129
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2130 if (mecolor.numel () == 0 && props.markeredgecolor_is ("auto"))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2131 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2132 mecolor = props.get_edgecolor_rgb ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2133 do_edge = ! props.edgecolor_is ("none");
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2134 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2135
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2136 if (mfcolor.numel () == 0 && props.markerfacecolor_is ("auto"))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2137 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2138 mfcolor = props.get_facecolor_rgb ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2139 do_face = ! props.facecolor_is ("none");
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2140 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2141
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2142 if ((mecolor.numel () == 0 \|\| mfcolor.numel () == 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2143 && c.numel () == 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2144 c = props.get_color_data ().array_value ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2145
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2146 init_marker (props.get_marker (), props.get_markersize (),
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2147 props.get_linewidth ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2148
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2149 for (int i = 0; i < zc; i++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2150 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2151 if (y_mat)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2152 i1 = i;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2153
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2154 for (int j = 0; j < zr; j++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2155 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2156 if (clip(j,i))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2157 continue;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2158
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2159 if (x_mat)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2160 j1 = j;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2161
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2162 if ((do_edge && mecolor.numel () == 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2163 \|\| (do_face && mfcolor.numel () == 0))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2164 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2165 for (int k = 0; k < 3; k++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2166 cc(k) = c(j,i,k);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2167 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2168
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2169 Matrix lc = (do_edge ? (mecolor.numel () == 0 ? cc : mecolor) : Matrix ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2170 Matrix fc = (do_face ? (mfcolor.numel () == 0 ? cc : mfcolor) : Matrix ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2171
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2172 draw_marker (x(j1,i), y(j,i1), z(j,i), lc, fc);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2173 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2174 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2175
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2176 end_marker ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2177 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2178 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2179
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2180 // FIXME: global optimization (rendering, data structures...), there
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2181 // is probably a smarter/faster/less-memory-consuming way to do this.
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2182 void
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2183 opengl_renderer::draw (const patch::properties &props)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2184 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2185 Matrix f = props.get_faces ().matrix_value ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2186 Matrix v = xform.scale (props.get_vertices ().matrix_value ());
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2187 Matrix c;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2188 Matrix n = props.get_vertexnormals ().matrix_value ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2189 Matrix a;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2190
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2191 int nv = v.rows (), vmax = v.columns ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2192 int nf = f.rows (), fcmax = f.columns ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2193
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2194 bool has_z = (v.columns () > 2);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2195 bool has_facecolor = false;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2196 bool has_facealpha = false;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2197
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2198 int fc_mode = (props.facecolor_is_rgb () ? 0 :
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2199 (props.facecolor_is("flat") ? 1 : 2));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2200 int fl_mode = (props.facelighting_is ("none") ? 0 :
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2201 (props.facelighting_is ("flat") ? 1 : 2));
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	2202 int fa_mode = (props.facealpha_is_double () ? 0 :
d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	2203 (props.facealpha_is ("flat") ? 1 : 2));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2204 int ec_mode = (props.edgecolor_is_rgb () ? 0 :
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2205 (props.edgecolor_is("flat") ? 1 : 2));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2206 int el_mode = (props.edgelighting_is ("none") ? 0 :
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2207 (props.edgelighting_is ("flat") ? 1 : 2));
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	2208 int ea_mode = (props.edgealpha_is_double () ? 0 :
d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	2209 (props.edgealpha_is ("flat") ? 1 : 2));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2210
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2211 Matrix fcolor = props.get_facecolor_rgb ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2212 Matrix ecolor = props.get_edgecolor_rgb ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2213
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2214 float as = props.get_ambientstrength ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2215 float ds = props.get_diffusestrength ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2216 float ss = props.get_specularstrength ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2217 float se = props.get_specularexponent ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2218
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2219 boolMatrix clip (1, nv, false);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2220
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2221 if (has_z)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2222 for (int i = 0; i < nv; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2223 clip(i) = is_nan_or_inf (v(i,0), v(i,1), v(i,2));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2224 else
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2225 for (int i = 0; i < nv; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2226 clip(i) = is_nan_or_inf (v(i,0), v(i,1), 0);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2227
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2228 boolMatrix clip_f (1, nf, false);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2229 Array<int> count_f (nf, 0);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2230
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2231 for (int i = 0; i < nf; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2232 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2233 bool fclip = false;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2234 int count = 0;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2235
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2236 for (int j = 0; j < fcmax && ! xisnan (f(i,j)); j++, count++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2237 fclip = (fclip \|\| clip(int (f(i,j) - 1)));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2238
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2239 clip_f(i) = fclip;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2240 count_f(i) = count;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2241 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2242
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2243 if (fc_mode > 0 \|\| ec_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2244 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2245 c = props.get_color_data ().matrix_value ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2246
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2247 if (c.rows () == 1)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2248 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2249 // Single color specifications, we can simplify a little bit
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2250
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2251 if (fc_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2252 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2253 fcolor = c;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2254 fc_mode = 0;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2255 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2256
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2257 if (ec_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2258 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2259 ecolor = c;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2260 ec_mode = 0;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2261 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2262
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2263 c = Matrix ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2264 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2265 else
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2266 has_facecolor = ((c.numel () > 0) && (c.rows () == f.rows ()));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2267 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2268
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2269 if (fa_mode > 0 \|\| ea_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2270 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2271 // FIXME: retrieve alpha data from patch object
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2272 //a = props.get_alpha_data ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2273 has_facealpha = ((a.numel () > 0) && (a.rows () == f.rows ()));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2274 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2275
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2276 Array2<vertex_data> vdata (f.dims ());
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2277
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2278 for (int i = 0; i < nf; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2279 for (int j = 0; j < count_f(i); j++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2280 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2281 int idx = int (f(i,j) - 1);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2282
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2283 Matrix vv (1, 3, 0.0);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2284 Matrix cc;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2285 Matrix nn(1, 3, 0.0);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2286 double aa = 1.0;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2287
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2288 vv(0) = v(idx,0); vv(1) = v(idx,1);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2289 if (has_z)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2290 vv(2) = v(idx,2);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2291 // FIXME: uncomment when patch object has normal computation
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2292 //nn(0) = n(idx,0); nn(1) = n(idx,1); nn(2) = n(idx,2);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2293 if (c.numel () > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2294 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2295 cc.resize (1, 3);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2296 if (has_facecolor)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2297 cc(0) = c(i,0), cc(1) = c(i,1), cc(2) = c(i,2);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2298 else
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2299 cc(0) = c(idx,0), cc(1) = c(idx,1), cc(2) = c(idx,2);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2300 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2301 if (a.numel () > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2302 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2303 if (has_facealpha)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2304 aa = a(i);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2305 else
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2306 aa = a(idx);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2307 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2308
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2309 vdata(i,j) =
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2310 vertex_data (vv, cc, nn, aa, as, ds, ss, se);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2311 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2312
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2313 if (fl_mode > 0 \|\| el_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2314 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2315 float buf[4] = { ss, ss, ss, 1 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2316
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2317 glMaterialfv (LIGHT_MODE, GL_SPECULAR, buf);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2318 glMaterialf (LIGHT_MODE, GL_SHININESS, se);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2319 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2320
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2321 if (! props.facecolor_is ("none"))
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2322 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2323 // FIXME: adapt to double-radio property
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	2324 if (props.get_facealpha_double () == 1)
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2325 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2326 if (fc_mode == 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2327 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2328 glColor3dv (fcolor.data ());
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2329 if (fl_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2330 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2331 float cb[4] = { 0, 0, 0, 1 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2332
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2333 for (int i = 0; i < 3; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2334 cb[i] = (as * fcolor(i));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2335 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2336
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2337 for (int i = 0; i < 3; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2338 cb[i] *= (ds / as);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2339 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2340 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2341 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2342
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2343 if (fl_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2344 glEnable (GL_LIGHTING);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2345
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2346 // FIXME: use __index__ property from patch object
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2347 patch_tesselator tess (this, fc_mode, fl_mode, 0);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2348
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2349 for (int i = 0; i < nf; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2350 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2351 if (clip_f(i))
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2352 continue;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2353
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2354 tess.begin_polygon (true);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2355 tess.begin_contour ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2356
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2357 for (int j = 0; j < count_f(i); j++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2358 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2359 vertex_data::vertex_data_rep *vv = vdata(i,j).get_rep ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2360
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2361 tess.add_vertex (vv->coords.fortran_vec (), vv);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2362 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2363
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2364 tess.end_contour ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2365 tess.end_polygon ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2366 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2367
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2368 if (fl_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2369 glDisable (GL_LIGHTING);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2370 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2371 else
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2372 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2373 // FIXME: implement transparency
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2374 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2375 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2376
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2377 if (! props.edgecolor_is ("none"))
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2378 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2379 // FIXME: adapt to double-radio property
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	2380 if (props.get_edgealpha_double () == 1)
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2381 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2382 if (ec_mode == 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2383 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2384 glColor3dv (ecolor.data ());
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2385 if (el_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2386 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2387 float cb[4] = { 0, 0, 0, 1 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2388
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2389 for (int i = 0; i < 3; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2390 cb[i] = (as * ecolor(i));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2391 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2392
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2393 for (int i = 0; i < 3; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2394 cb[i] *= (ds / as);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2395 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2396 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2397 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2398
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2399 if (el_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2400 glEnable (GL_LIGHTING);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2401
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2402 set_linestyle (props.get_linestyle (), false);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2403 set_linewidth (props.get_linewidth ());
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2404
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2405 // FIXME: use __index__ property from patch object; should we
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2406 // offset patch contour as well?
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2407 patch_tesselator tess (this, ec_mode, el_mode);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2408
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2409 for (int i = 0; i < nf; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2410 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2411 if (clip_f(i))
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2412 continue;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2413
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2414 tess.begin_polygon (false);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2415 tess.begin_contour ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2416
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2417 for (int j = 0; j < count_f(i); j++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2418 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2419 vertex_data::vertex_data_rep *vv = vdata(i,j).get_rep ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2420
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2421 tess.add_vertex (vv->coords.fortran_vec (), vv);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2422 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2423
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2424 tess.end_contour ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2425 tess.end_polygon ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2426 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2427
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2428 set_linestyle ("-");
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2429 set_linewidth (0.5);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2430
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2431 if (el_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2432 glDisable (GL_LIGHTING);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2433 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2434 else
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2435 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2436 // FIXME: implement transparency
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2437 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2438 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2439
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2440 if (! props.marker_is ("none") &&
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2441 ! (props.markeredgecolor_is ("none") && props.markerfacecolor_is ("none")))
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2442 {
7838 0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2443 bool do_edge = ! props.markeredgecolor_is ("none");
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2444 bool do_face = ! props.markerfacecolor_is ("none");
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2445
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2446 Matrix mecolor = props.get_markeredgecolor_rgb ();
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2447 Matrix mfcolor = props.get_markerfacecolor_rgb ();
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2448 Matrix cc (1, 3, 0.0);
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2449
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2450 if (mecolor.numel () == 0 && props.markeredgecolor_is ("auto"))
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2451 {
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2452 mecolor = props.get_edgecolor_rgb ();
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2453 do_edge = ! props.edgecolor_is ("none");
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2454 }
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2455
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2456 if (mfcolor.numel () == 0 && props.markerfacecolor_is ("auto"))
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2457 {
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2458 mfcolor = props.get_facecolor_rgb ();
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2459 do_face = ! props.facecolor_is ("none");
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2460 }
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2461
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2462 init_marker (props.get_marker (), props.get_markersize (),
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2463 props.get_linewidth ());
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2464
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2465 for (int i = 0; i < nf; i++)
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2466 for (int j = 0; j < count_f(i); j++)
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2467 {
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2468 int idx = int (f(i,j) - 1);
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2469
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2470 if (clip(idx))
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2471 continue;
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2472
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2473 Matrix lc = (do_edge ? (mecolor.numel () == 0 ?
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2474 vdata(i,j).get_rep ()->color : mecolor)
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2475 : Matrix ());
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2476 Matrix fc = (do_face ? (mfcolor.numel () == 0 ?
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2477 vdata(i,j).get_rep ()->color : mfcolor)
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2478 : Matrix ());
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2479
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2480 draw_marker (v(idx,0), v(idx,1), (has_z ? v(idx,2) : 0), lc, fc);
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2481 }
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2482
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2483 end_marker ();
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2484 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2485 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2486
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2487 void
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2488 opengl_renderer::set_viewport (int w, int h)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2489 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2490 glViewport (0, 0, w, h);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2491 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2492
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2493 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2494 opengl_renderer::set_color (const Matrix& c)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2495 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2496 glColor3dv (c.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2497 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2498
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2499 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2500 opengl_renderer::set_polygon_offset (bool on, double offset)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2501 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2502 if (on)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2503 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2504 glPolygonOffset (offset, offset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2505 glEnable (GL_POLYGON_OFFSET_FILL);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2506 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2507 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2508 glDisable (GL_POLYGON_OFFSET_FILL);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2509 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2510
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2511 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2512 opengl_renderer::set_linewidth (float w)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2513 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2514 glLineWidth (w);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2515 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2516
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2517 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2518 opengl_renderer::set_linestyle (const std::string& s, bool use_stipple)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2519 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2520 bool solid = false;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2521
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2522 if (s == "-")
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2523 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2524 glLineStipple (1, static_cast<unsigned short> (0xFFFF));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2525 solid = true;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2526 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2527 else if (s == ":")
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2528 glLineStipple (1, static_cast<unsigned short> (0x8888));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2529 else if (s == "--")
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2530 glLineStipple (1, static_cast<unsigned short> (0x0FFF));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2531 else if (s == "-.")
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2532 glLineStipple (1, static_cast<unsigned short> (0x020F));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2533 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2534 glLineStipple (1, static_cast<unsigned short> (0x0000));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2535
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2536 if (solid && ! use_stipple)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2537 glDisable (GL_LINE_STIPPLE);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2538 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2539 glEnable (GL_LINE_STIPPLE);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2540 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2541
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2542 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2543 opengl_renderer::set_clipbox (double x1, double x2, double y1, double y2,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2544 double z1, double z2)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2545 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2546 double dx = (x2-x1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2547 double dy = (y2-y1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2548 double dz = (z2-z1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2549
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2550 x1 -= 0.001dx; x2 += 0.001dx;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2551 y1 -= 0.001dy; y2 += 0.001dy;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2552 z1 -= 0.001dz; z2 += 0.001dz;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2553
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2554 ColumnVector p (4, 0.0);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2555
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2556 p(0) = -1; p(3) = x2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2557 glClipPlane (GL_CLIP_PLANE0, p.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2558 p(0) = 1; p(3) = -x1;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2559 glClipPlane (GL_CLIP_PLANE1, p.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2560 p(0) = 0; p(1) = -1; p(3) = y2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2561 glClipPlane (GL_CLIP_PLANE2, p.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2562 p(1) = 1; p(3) = -y1;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2563 glClipPlane (GL_CLIP_PLANE3, p.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2564 p(1) = 0; p(2) = -1; p(3) = z2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2565 glClipPlane (GL_CLIP_PLANE4, p.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2566 p(2) = 1; p(3) = -z1;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2567 glClipPlane (GL_CLIP_PLANE5, p.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2568
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2569 xmin = x1; xmax = x2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2570 ymin = y1; ymax = y2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2571 zmin = z1; zmax = z2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2572 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2573
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2574 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2575 opengl_renderer::set_clipping (bool enable)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2576 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2577 bool has_clipping = (glIsEnabled (GL_CLIP_PLANE0) == GL_TRUE);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2578
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2579 if (enable != has_clipping)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2580 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2581 if (enable)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2582 for (int i = 0; i < 6; i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2583 glEnable (GL_CLIP_PLANE0+i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2584 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2585 for (int i = 0; i < 6; i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2586 glDisable (GL_CLIP_PLANE0+i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2587 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2588 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2589
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2590 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2591 opengl_renderer::init_marker (const std::string& m, double size, float width)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2592 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2593 int vw[4];
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2594
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2595 glGetIntegerv (GL_VIEWPORT, vw);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2596
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2597 glMatrixMode (GL_PROJECTION);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2598 glPushMatrix ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2599 glLoadIdentity ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2600 glOrtho (0, vw[2], vw[3], 0, xZ1, xZ2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2601 glMatrixMode (GL_MODELVIEW);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2602 glPushMatrix ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2603
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2604 set_clipping (false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2605 set_linewidth (width);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2606
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2607 marker_id = make_marker_list (m, size, false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2608 filled_marker_id = make_marker_list (m, size, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2609 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2610
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2611 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2612 opengl_renderer::end_marker (void)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2613 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2614 glDeleteLists (marker_id, 1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2615 glDeleteLists (filled_marker_id, 1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2616
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2617 glMatrixMode (GL_MODELVIEW);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2618 glPopMatrix ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2619 glMatrixMode (GL_PROJECTION);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2620 glPopMatrix ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2621 set_linewidth (0.5f);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2622 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2623
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2624 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2625 opengl_renderer::draw_marker (double x, double y, double z,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2626 const Matrix& lc, const Matrix& fc)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2627 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2628 ColumnVector tmp = xform.transform (x, y, z, false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2629
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2630 glLoadIdentity ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2631 glTranslated (tmp(0), tmp(1), -tmp(2));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2632
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2633 if (fc.numel () > 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2634 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2635 glColor3dv (fc.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2636 set_polygon_offset (true, 1.0);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2637 glCallList (filled_marker_id);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2638 set_polygon_offset (false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2639 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2640
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2641 if (lc.numel () > 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2642 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2643 glColor3dv (lc.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2644 glCallList (marker_id);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2645 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2646 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2647
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2648 unsigned int
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2649 opengl_renderer::make_marker_list (const std::string& marker, double size,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2650 bool filled) const
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2651 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2652 unsigned int ID = glGenLists (1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2653 double sz = size * backend.get_screen_resolution () / 72.0;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2654
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2655 glNewList (ID, GL_COMPILE);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2656
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2657 switch (marker[0])
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2658 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2659 case 's':
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2660 glBegin ((filled ? GL_POLYGON : GL_LINE_LOOP));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2661 glVertex2d (-sz/2, -sz/2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2662 glVertex2d (-sz/2, sz/2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2663 glVertex2d ( sz/2, sz/2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2664 glVertex2d ( sz/2, -sz/2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2665 glEnd();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2666 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2667 case 'o':
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2668 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2669 double ang_step = M_PI / 5;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2670
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2671 glBegin ((filled ? GL_POLYGON : GL_LINE_LOOP));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2672 for (double ang = 0; ang < (2*M_PI); ang += ang_step)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2673 glVertex2d (szcos(ang)/2, szsin(ang)/2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2674 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2675 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2676 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2677 case 'd':
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2678 glBegin ((filled ? GL_POLYGON : GL_LINE_LOOP));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2679 glVertex2d ( 0, -sz/2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2680 glVertex2d ( sz/2, 0);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2681 glVertex2d ( 0, sz/2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2682 glVertex2d (-sz/2, 0);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2683 glEnd();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2684 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2685 default:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2686 warning ("opengl_renderer: unsupported marker `%s'",
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2687 marker.c_str ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2688 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2689 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2690
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2691 glEndList ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2692
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2693 return ID;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2694 }

Mercurial > octave

annotate src/graphics/opengl/gl-render.cc @ 7846:d7737a4268b7