Mercurial > mxe-octave
view src/gtkglext-test.c @ 4618:de2eedecd6ba
update broken PKG_UPDATE rules, handle missing update rules
* Makefile.in: add handling for packages with no update rule
* src/gtk2.mk, src/gtk3.mk, src/libvpx.mk, src/taglib.mk,
src/hunspell.mk, src/vala.mk : use github tags for version info
* src/llvm.mk: add '?' to update url
* src/openscenegraph.mk: update SED rule for version extraction
* src/pthread-stubs.mk, src/qt5.mk, src/renderproto.mk,
src/sm.mk, src/s2tc.mk, src/util-macros.mk: added dummy PKG_UPDATE rule
* src/qscintilla.mk: change search name for version extraction
* src/qtbase.mk: use short pkg version in update path
* src/suitesparse.mk: update change in main url/version url
* src/tre.mk: update download page link
* src/vmime.mk: update download and update url
* src/wget.mk, src/xapian-core.mk: update url, sed rule
* src/wt.mk: update to use github download/update
* src/src-msys-libcrypt.mk: update sed rule
author | John Donoghue |
---|---|
date | Fri, 09 Mar 2018 11:46:42 -0500 |
parents | 99516e73b368 |
children |
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/* * This file is part of MXE. * See index.html for further information. */ #include <gtk/gtk.h> #include <gtk/gtkgl.h> #include <GL/gl.h> static gboolean eventExpose(GtkWidget *gl, GdkEventExpose *e, gpointer userData) { GdkGLContext *ctx = gtk_widget_get_gl_context(gl); GdkGLDrawable *drawable = gtk_widget_get_gl_drawable(gl); (void)e; (void)userData; gdk_gl_drawable_gl_begin(drawable, ctx); glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); if (!gdk_gl_drawable_is_double_buffered(drawable)) glFinish(); else gdk_gl_drawable_swap_buffers(drawable); gdk_gl_drawable_gl_end(drawable); return TRUE; } static gboolean eventConfigure(GtkWidget *gl, GdkEventConfigure *e, gpointer userData) { const guint width = gl->allocation.width; const guint height = gl->allocation.height; (void)e; (void)userData; glLoadIdentity(); glViewport(0, 0, width, height); glOrtho(-3.5, 3.5, -3.5 * (GLfloat)height / (GLfloat)width, 3.5 * (GLfloat)height / (GLfloat)width, -3.5, 3.5); return TRUE; } int main(int argc, char *argv[]) { GtkWidget* window; GtkWidget* gl; GdkGLConfig* glConfig; gtk_init(&argc, &argv); gtk_gl_init(&argc, &argv); window = gtk_window_new(GTK_WINDOW_TOPLEVEL); gl = gtk_drawing_area_new(); gtk_container_add(GTK_CONTAINER(window), gl); gtk_widget_set_events(gl, GDK_EXPOSURE_MASK); glConfig = gdk_gl_config_new_by_mode( GDK_GL_MODE_RGB | GDK_GL_MODE_ALPHA | GDK_GL_MODE_DEPTH | GDK_GL_MODE_DOUBLE); gtk_widget_set_gl_capability(gl, glConfig, NULL, TRUE, GDK_GL_RGBA_TYPE); g_signal_connect_swapped( G_OBJECT(window), "destroy", G_CALLBACK(gtk_main_quit), G_OBJECT(window)); g_signal_connect( G_OBJECT(window), "destroy", G_CALLBACK(gtk_main_quit), NULL); g_signal_connect(gl, "configure-event", G_CALLBACK(eventConfigure), NULL); g_signal_connect(gl, "expose-event", G_CALLBACK(eventExpose), NULL); gtk_widget_show_all(window); gtk_main(); return 0; }