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annotate libinterp/corefcn/gl-render.h @ 21824:6780a8657be3

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Implement uibuttongroup (bug #47513) * doc/interpreter/genpropdoc.m: Wire in uibuttongroup documentation creation * doc/interpreter/gui.txi: Add documentation node for uibuttongroup * doc/interpreter/module.mk: Wire in uibuttongroup documentation creation * doc/interpreter/plot.txi: Add documentation node for uibuttongroup * libgui/graphics/__init_qt__.cc (__init__): Set default styling for uibuttongroup * libgui/graphics/Backend.cc (toolkitObjectProperty): Add uibuttongroup * libgui/graphics/Backend.cc (Backend::initialize): Add uibuttongroup * libgui/graphics/Backend.cc (Backend::update): Add uibuttongroup * libgui/graphics/ButtonControl.cc (ButtonControl::update): Catch forced uncheck of selected button in buttongroup * libgui/graphics/Canvas.cc (Canvas::select_object): Allow uibuttongroup to be selected like uicontrol or uipanel * libgui/graphics/Figure.cc (hasUiControlChildren): Ensure that uibuttongroup is known to have children * libgui/graphics/module.mk: Wire in ButtonGroup * libgui/graphics/ObjectFactory.cc (ObjectFactory::createObject): Create ButtonGroup for uibuttongroup * libgui/graphics/QtHandlesUtils.cc (computeFont<uibuttongroup>): Make computeFont template for uibuttongroup * libgui/graphics/RadioButtonControl.cc (RadioButtonControl::RadioButtonControl): On creation of button add to ButtonGroup * libgui/graphics/ToggleButtonControl.cc (ToggleButtonControl::ToggleButtonControl): On creation of button add to ButtonGroup * libinterp/corefcn/gl-render.cc (opengl_renderer::draw): Allow uibuttongroup to be drawn * libinterp/corefcn/gl-render.cc (opengl_renderer::draw_uibuttongroup): Method to draw uibuttongroup * libinterp/corefcn/gl-render.h (opengl_renderer::draw_uibuttongroup): Method to draw uibuttongroup * libinterp/corefcn/graphics.cc (lookup_object_name): Wire in uibuttongroup * libinterp/corefcn/graphics.cc (make_graphics_object_from_type): Wire in uibuttongroup * libinterp/corefcn/graphics.cc (property_list::set): Wire in uibuttongroup * libinterp/corefcn/graphics.cc (property_list::lookup): Wire in uibuttongroup * libinterp/corefcn/graphics.cc (uibuttongroup::properties::get_boundingbox uibuttongroup::properties::set_units uibuttongroup::properties::update_units uibuttongroup::properties::set_fontunits uibuttongroup::properties::update_fontunits uibuttongroup::properties::get_fontsize_points uibuttongroup::properties::set_selectedobject): Add property methods for uibuttongroup * libinterp/corefcn/graphics.in.h: Add uibuttongroup * scripts/gui/module.mk: Wire in uibuttongroup script * scripts/help/__unimplemented__.m: Remove uibuttongroup from unimplemented * libgui/graphics/ButtonGroup.cc: Add QT toolkit ButtonGroup object * libgui/graphics/ButtonGroup.h: Add QT toolkit ButtonGroup object * scripts/gui/uibuttongroup.m: Create uibuttongroup script
author Andrew Thornton <art27@cantab.net>
date Thu, 05 May 2016 20:03:26 +0100
parents e5f083f9704e
children 20b225a3ebf8
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1 /*
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2
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3 Copyright (C) 2008-2015 Michael Goffioul
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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21 */
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23 #if ! defined (octave_gl_render_h)
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24 #define octave_gl_render_h 1
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26 #include "octave-config.h"
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27
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28 #include "graphics.h"
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29 #include "text-renderer.h"
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31 class
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32 OCTINTERP_API
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33 opengl_renderer
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34 {
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35 public:
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36
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37 opengl_renderer (void);
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38
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39 virtual ~opengl_renderer (void) { }
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40
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41 virtual void draw (const graphics_object& go, bool toplevel = true);
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43 virtual void draw (const Matrix& hlist, bool toplevel = false)
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44 {
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45 int len = hlist.numel ();
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47 for (int i = len-1; i >= 0; i--)
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48 {
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49 graphics_object obj = gh_manager::get_object (hlist(i));
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51 if (obj)
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52 draw (obj, toplevel);
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53 }
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54 }
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56 virtual void set_viewport (int w, int h);
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57 virtual graphics_xform get_transform (void) const { return xform; }
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59 virtual void finish (void);
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60
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61 protected:
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62 virtual void draw_figure (const figure::properties& props);
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63 virtual void draw_axes (const axes::properties& props);
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64 virtual void draw_line (const line::properties& props);
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65 virtual void draw_surface (const surface::properties& props);
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66 virtual void draw_patch (const patch::properties& props);
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67 virtual void draw_light (const light::properties& props);
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68 virtual void draw_hggroup (const hggroup::properties& props);
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69 virtual void draw_text (const text::properties& props);
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70 virtual void draw_image (const image::properties& props);
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71 virtual void draw_uipanel (const uipanel::properties& props,
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72 const graphics_object& go);
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73 virtual void draw_uibuttongroup (const uibuttongroup::properties& props,
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74 const graphics_object& go);
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75 virtual void init_gl_context (bool enhanced, const Matrix& backgroundColor);
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76 virtual void setup_opengl_transformation (const axes::properties& props);
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77
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78 virtual void set_color (const Matrix& c);
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79 virtual void set_polygon_offset (bool on, float offset = 0.0f);
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80 virtual void set_linewidth (float w);
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81 virtual void set_linestyle (const std::string& s, bool stipple = false);
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82 virtual void set_clipbox (double x1, double x2, double y1, double y2,
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83 double z1, double z2);
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84 virtual void set_clipping (bool on);
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85 virtual void set_font (const base_properties& props);
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86 virtual void set_interpreter (const caseless_str& interp)
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87 {
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88 interpreter = interp;
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89 }
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90
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91 virtual void init_marker (const std::string& m, double size, float width);
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92 virtual void end_marker (void);
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93 virtual void draw_marker (double x, double y, double z,
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94 const Matrix& lc, const Matrix& fc);
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95
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96 virtual void text_to_pixels (const std::string& txt,
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97 uint8NDArray& pixels,
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98 Matrix& bbox,
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99 int halign = 0, int valign = 0,
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100 double rotation = 0.0);
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101
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102 virtual void text_to_strlist (const std::string& txt,
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103 std::list<text_renderer::string>& lst,
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104 Matrix& bbox,
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105 int halign = 0, int valign = 0,
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106 double rotation = 0.0);
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107
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108 virtual Matrix render_text (const std::string& txt,
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109 double x, double y, double z,
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110 int halign, int valign, double rotation = 0.0);
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111
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112 virtual void draw_pixels (int w, int h, const float *data);
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113 virtual void draw_pixels (int w, int h, const uint8_t *data);
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114 virtual void draw_pixels (int w, int h, const uint16_t *data);
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115
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116 virtual void render_grid (const std::string& gridstyle, const Matrix& ticks,
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117 double lim1, double lim2,
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118 double p1, double p1N, double p2, double p2N,
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119 int xyz, bool is_3D);
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120
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121 virtual void render_tickmarks (const Matrix& ticks, double lim1, double lim2,
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122 double p1, double p1N, double p2, double p2N,
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123 double dx, double dy, double dz,
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124 int xyz, bool doubleside);
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125
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126 virtual void render_ticktexts (const Matrix& ticks,
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127 const string_vector& ticklabels,
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128 double lim1, double lim2,
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129 double p1, double p2,
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130 int xyz, int ha, int va,
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131 int& wmax, int& hmax);
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132
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133 private:
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134
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135 // No copying!
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136
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137 opengl_renderer (const opengl_renderer&);
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138
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139 opengl_renderer& operator = (const opengl_renderer&);
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140
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141 bool is_nan_or_inf (double x, double y, double z) const
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142 {
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143 return (octave::math::isnan (x) || octave::math::isnan (y) || octave::math::isnan (z)
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144 || octave::math::isinf (x) || octave::math::isinf (y) || octave::math::isinf (z));
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145 }
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146
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147 octave_uint8 clip_code (double x, double y, double z) const
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148 {
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149 return ((x < xmin ? 1 : 0)
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150 | (x > xmax ? 1 : 0) << 1
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151 | (y < ymin ? 1 : 0) << 2
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152 | (y > ymax ? 1 : 0) << 3
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153 | (z < zmin ? 1 : 0) << 4
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154 | (z > zmax ? 1 : 0) << 5
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155 | (is_nan_or_inf (x, y, z) ? 0 : 1) << 6);
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156 }
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157
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158 void set_normal (int bfl_mode, const NDArray& n, int j, int i);
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159
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160 unsigned int make_marker_list (const std::string& m, double size,
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161 bool filled) const;
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162
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163 void draw_axes_planes (const axes::properties& props);
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164 void draw_axes_boxes (const axes::properties& props);
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165
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166 void draw_axes_x_grid (const axes::properties& props);
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167 void draw_axes_y_grid (const axes::properties& props);
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168 void draw_axes_z_grid (const axes::properties& props);
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169
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170 void draw_axes_children (const axes::properties& props);
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171
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172 private:
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173 // The graphics toolkit associated with the figure being rendered.
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174 graphics_toolkit toolkit;
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175
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176 // axes transformation data
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177 graphics_xform xform;
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178
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179 // axis limits in model scaled coordinate
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180 double xmin, xmax;
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181 double ymin, ymax;
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182 double zmin, zmax;
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183
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184 // Z projection limits in windows coordinate
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185 double xZ1, xZ2;
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186
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187 // call lists identifiers for markers
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188 unsigned int marker_id, filled_marker_id;
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189
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190 // camera information for primitive sorting and lighting
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191 ColumnVector camera_pos, camera_dir, view_vector;
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192
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193 // interpreter to be used by text_to_pixels
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194 caseless_str interpreter;
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195
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196 text_renderer txt_renderer;
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197
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198 // light object present and visible
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199 int num_lights;
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200 unsigned int current_light;
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201
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202 private:
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203 class patch_tesselator;
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204 };
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205
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206 #endif