diff options
Diffstat (limited to 'plugins/gtkui/gtkglext-gtk2/gdk/x11/gdkglconfig-x11.c')
| -rw-r--r-- | plugins/gtkui/gtkglext-gtk2/gdk/x11/gdkglconfig-x11.c | 957 |
1 files changed, 0 insertions, 957 deletions
diff --git a/plugins/gtkui/gtkglext-gtk2/gdk/x11/gdkglconfig-x11.c b/plugins/gtkui/gtkglext-gtk2/gdk/x11/gdkglconfig-x11.c deleted file mode 100644 index 9be25b24..00000000 --- a/plugins/gtkui/gtkglext-gtk2/gdk/x11/gdkglconfig-x11.c +++ /dev/null @@ -1,957 +0,0 @@ -/* GdkGLExt - OpenGL Extension to GDK - * Copyright (C) 2002-2004 Naofumi Yasufuku - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif /* HAVE_CONFIG_H */ - -#include <string.h> - -#include "gdkglx.h" -#include "gdkglprivate-x11.h" -#include "gdkgloverlay-x11.h" -#include "gdkglconfig-x11.h" - -#ifdef GDKGLEXT_MULTIHEAD_SUPPORT -#include <gdk/gdkscreen.h> -#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */ - -#ifdef HAVE_LIBXMU - -#include <X11/Xatom.h> /* for XA_RGB_DEFAULT_MAP atom */ - -#ifdef HAVE_XMU_STDCMAP_H -#include <Xmu/StdCmap.h> /* for XmuLookupStandardColormap */ -#else -#include <X11/Xmu/StdCmap.h> /* for XmuLookupStandardColormap */ -#endif - -#endif /* HAVE_LIBXMU */ - -static void gdk_gl_config_impl_x11_class_init (GdkGLConfigImplX11Class *klass); -static void gdk_gl_config_impl_x11_finalize (GObject *object); - -static gpointer parent_class = NULL; - -GType -gdk_gl_config_impl_x11_get_type (void) -{ - static GType type = 0; - - if (!type) - { - static const GTypeInfo type_info = { - sizeof (GdkGLConfigImplX11Class), - (GBaseInitFunc) NULL, - (GBaseFinalizeFunc) NULL, - (GClassInitFunc) gdk_gl_config_impl_x11_class_init, - (GClassFinalizeFunc) NULL, - NULL, /* class_data */ - sizeof (GdkGLConfigImplX11), - 0, /* n_preallocs */ - (GInstanceInitFunc) NULL - }; - - type = g_type_register_static (GDK_TYPE_GL_CONFIG, - "GdkGLConfigImplX11", - &type_info, 0); - } - - return type; -} - -static void -gdk_gl_config_impl_x11_class_init (GdkGLConfigImplX11Class *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - - GDK_GL_NOTE_FUNC_PRIVATE (); - - parent_class = g_type_class_peek_parent (klass); - - object_class->finalize = gdk_gl_config_impl_x11_finalize; -} - -static void -gdk_gl_config_impl_x11_finalize (GObject *object) -{ - GdkGLConfigImplX11 *impl = GDK_GL_CONFIG_IMPL_X11 (object); - - GDK_GL_NOTE_FUNC_PRIVATE (); - - XFree (impl->xvinfo); - - g_object_unref (G_OBJECT (impl->colormap)); - - G_OBJECT_CLASS (parent_class)->finalize (object); -} - -/* - * Get standard RGB colormap - */ - -#ifdef HAVE_GDK_X11_COLORMAP_FOREIGN_NEW - -static GdkColormap * -gdk_gl_config_get_std_rgb_colormap (GdkScreen *screen, - XVisualInfo *xvinfo, - gboolean is_mesa_glx) -{ - GdkDisplay *display; - Display *xdisplay; - int screen_num; - Window xroot_window; - Status status; - Colormap xcolormap = None; - XStandardColormap *standard_cmaps; - int i, num_cmaps; - GdkVisual *visual; - - GDK_GL_NOTE_FUNC_PRIVATE (); - - display = gdk_screen_get_display (screen); - xdisplay = GDK_DISPLAY_XDISPLAY (display); - screen_num = xvinfo->screen; - xroot_window = RootWindow (xdisplay, screen_num); - - /* - * (ripped from GLUT) - * Hewlett-Packard supports a feature called "HP Color Recovery". - * Mesa has code to use HP Color Recovery. For Mesa to use this feature, - * the atom _HP_RGB_SMOOTH_MAP_LIST must be defined on the root window AND - * the colormap obtainable by XGetRGBColormaps for that atom must be set on - * the window. If that colormap is not set, the output will look stripy. - */ - - if (is_mesa_glx && - xvinfo->visual->class == TrueColor && - xvinfo->depth == 8) - { - Atom xa_hp_cr_maps; - - GDK_GL_NOTE (MISC, - g_message (" -- Try to find a standard RGB colormap with HP Color Recovery")); - - xa_hp_cr_maps = gdk_x11_get_xatom_by_name_for_display (display, - "_HP_RGB_SMOOTH_MAP_LIST"); - - status = XGetRGBColormaps (xdisplay, xroot_window, - &standard_cmaps, &num_cmaps, - xa_hp_cr_maps); - if (status) - { - for (i = 0; i < num_cmaps; i++) - { - if (standard_cmaps[i].visualid == xvinfo->visualid) - { - xcolormap = standard_cmaps[i].colormap; - break; - } - } - - XFree (standard_cmaps); - - if (xcolormap != None) - { - GDK_GL_NOTE (MISC, - g_message (" -- Colormap: standard RGB with HP Color Recovery")); - - visual = gdk_x11_screen_lookup_visual (screen, xvinfo->visualid); - return gdk_x11_colormap_foreign_new (visual, xcolormap); - } - } - } - -#if defined(HAVE_LIBXMU) && !defined(_DISABLE_STANDARD_RGB_CMAP) - - /* - * (ripped from GLUT) - * Solaris 2.4 and 2.5 have a bug in their XmuLookupStandardColormap - * implementations. Please compile your Solaris 2.4 or 2.5 version of - * GtkGLExt with -D_DISABLE_STANDARD_RGB_CMAP to work around this bug. - * The symptom of the bug is that programs will get a BadMatch error - * from XCreateWindow when creating a window because Solaris 2.4 and 2.5 - * create a corrupted RGB_DEFAULT_MAP property. Note that this workaround - * prevents colormap sharing between applications, perhaps leading - * unnecessary colormap installations or colormap flashing. Sun fixed - * this bug in Solaris 2.6. - */ - - if (!_gdk_gl_config_no_standard_colormap) - { - GDK_GL_NOTE (MISC, - g_message (" -- Try to find a standard RGB colormap")); - - status = XmuLookupStandardColormap (xdisplay, screen_num, - xvinfo->visualid, xvinfo->depth, - XA_RGB_DEFAULT_MAP, - False, True); - if (status) - { - status = XGetRGBColormaps (xdisplay, xroot_window, - &standard_cmaps, &num_cmaps, - XA_RGB_DEFAULT_MAP); - if (status) - { - for (i = 0; i < num_cmaps; i++) - { - if (standard_cmaps[i].visualid == xvinfo->visualid) - { - xcolormap = standard_cmaps[i].colormap; - break; - } - } - - XFree (standard_cmaps); - - if (xcolormap != None) - { - GDK_GL_NOTE (MISC, g_message (" -- Colormap: standard RGB")); - - visual = gdk_x11_screen_lookup_visual (screen, xvinfo->visualid); - return gdk_x11_colormap_foreign_new (visual, xcolormap); - } - } - } - } - -#endif /* defined(HAVE_LIBXMU) && !defined(_DISABLE_STANDARD_RGB_CMAP) */ - - return NULL; -} - -#endif /* HAVE_GDK_X11_COLORMAP_FOREIGN_NEW */ - -/* - * Setup colormap. - */ - -#ifdef GDKGLEXT_MULTIHEAD_SUPPORT - -static GdkColormap * -gdk_gl_config_setup_colormap (GdkScreen *screen, - XVisualInfo *xvinfo, - gboolean is_rgba, - gboolean is_mesa_glx) -{ - GdkColormap *colormap; - GdkVisual *visual; - GdkGLOverlayInfo overlay_info; - gboolean overlay_supported; - - GDK_GL_NOTE_FUNC_PRIVATE (); - - if (is_rgba) - { - /* - * For RGBA mode. - */ - - /* Try default colormap. */ - - colormap = gdk_screen_get_default_colormap (screen); - visual = gdk_colormap_get_visual (colormap); - if (GDK_VISUAL_XVISUAL (visual)->visualid == xvinfo->visualid) - { - GDK_GL_NOTE (MISC, g_message (" -- Colormap: screen default")); - g_object_ref (G_OBJECT (colormap)); - return colormap; - } - - /* Try standard RGB colormap. */ - -#ifdef HAVE_GDK_X11_COLORMAP_FOREIGN_NEW - colormap = gdk_gl_config_get_std_rgb_colormap (screen, xvinfo, is_mesa_glx); - if (colormap) - return colormap; -#endif /* HAVE_GDK_X11_COLORMAP_FOREIGN_NEW */ - - /* New colormap. */ - - GDK_GL_NOTE (MISC, g_message (" -- Colormap: new")); - visual = gdk_x11_screen_lookup_visual (screen, xvinfo->visualid); - colormap = gdk_colormap_new (visual, FALSE); - return colormap; - - } - else - { - /* - * For color index mode. - */ - - visual = gdk_x11_screen_lookup_visual (screen, xvinfo->visualid); - - overlay_supported = _gdk_x11_gl_overlay_get_info (visual, &overlay_info); - if (overlay_supported && - overlay_info.transparent_type == GDK_GL_OVERLAY_TRANSPARENT_PIXEL && - overlay_info.value < (guint32) xvinfo->visual->map_entries) - { - - /* - * On machines where zero (or some other value in the range - * of 0 through map_entries-1), BadAlloc may be generated - * when an AllocAll overlay colormap is allocated since the - * transparent pixel precludes all the cells in the colormap - * being allocated (the transparent pixel is pre-allocated). - * So in this case, use XAllocColorCells to allocate - * map_entries-1 pixels (that is, all but the transparent pixel). - */ - - GDK_GL_NOTE (MISC, g_message (" -- Colormap: new")); - colormap = gdk_colormap_new (visual, FALSE); - } - else - { - - /* - * If there is no transparent pixel or if the transparent - * pixel is outside the range of valid colormap cells (HP - * can implement their overlays this smart way since their - * transparent pixel is 255), we can AllocAll the colormap. - * See note above. - */ - - GDK_GL_NOTE (MISC, g_message (" -- Colormap: new allocated writable")); - colormap = gdk_colormap_new (visual, TRUE); - } - - return colormap; - - } - - /* not reached */ - return NULL; -} - -#else /* GDKGLEXT_MULTIHEAD_SUPPORT */ - -static GdkColormap * -gdk_gl_config_setup_colormap (GdkScreen *screen, - XVisualInfo *xvinfo, - gboolean is_rgba, - gboolean is_mesa_glx) -{ - GdkColormap *colormap; - GdkVisual *visual; - GdkGLOverlayInfo overlay_info; - gboolean overlay_supported; - - GDK_GL_NOTE_FUNC_PRIVATE (); - - if (is_rgba) - { - /* - * For RGBA mode. - */ - - /* Try default colormap. */ - - colormap = gdk_colormap_get_system (); - visual = gdk_colormap_get_visual (colormap); - if (GDK_VISUAL_XVISUAL (visual)->visualid == xvinfo->visualid) - { - GDK_GL_NOTE (MISC, g_message (" -- Colormap: system default")); - - g_object_ref (G_OBJECT (colormap)); - return colormap; - } - - /* New colormap. */ - - GDK_GL_NOTE (MISC, g_message (" -- Colormap: new")); - - visual = gdkx_visual_get (xvinfo->visualid); - colormap = gdk_colormap_new (visual, FALSE); - return colormap; - - } - else - { - /* - * For color index mode. - */ - - visual = gdkx_visual_get (xvinfo->visualid); - - overlay_supported = _gdk_x11_gl_overlay_get_info (visual, &overlay_info); - if (overlay_supported && - overlay_info.transparent_type == GDK_GL_OVERLAY_TRANSPARENT_PIXEL && - overlay_info.value < xvinfo->visual->map_entries) - { - - /* - * On machines where zero (or some other value in the range - * of 0 through map_entries-1), BadAlloc may be generated - * when an AllocAll overlay colormap is allocated since the - * transparent pixel precludes all the cells in the colormap - * being allocated (the transparent pixel is pre-allocated). - * So in this case, use XAllocColorCells to allocate - * map_entries-1 pixels (that is, all but the transparent pixel). - */ - - GDK_GL_NOTE (MISC, g_message (" -- Colormap: new")); - colormap = gdk_colormap_new (visual, FALSE); - } - else - { - - /* - * If there is no transparent pixel or if the transparent - * pixel is outside the range of valid colormap cells (HP - * can implement their overlays this smart way since their - * transparent pixel is 255), we can AllocAll the colormap. - * See note above. - */ - - GDK_GL_NOTE (MISC, g_message (" -- Colormap: new allocated writable")); - colormap = gdk_colormap_new (visual, TRUE); - } - - return colormap; - - } - - /* not reached */ - return NULL; -} - -#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */ - -static void -gdk_gl_config_init_attrib (GdkGLConfig *glconfig) -{ - GdkGLConfigImplX11 *impl; - int value; - - impl = GDK_GL_CONFIG_IMPL_X11 (glconfig); - -#define _GET_CONFIG(__attrib) \ - glXGetConfig (impl->xdisplay, impl->xvinfo, __attrib, &value) - - /* RGBA mode? */ - _GET_CONFIG (GLX_RGBA); - glconfig->is_rgba = value ? TRUE : FALSE; - - /* Layer plane. */ - _GET_CONFIG (GLX_LEVEL); - glconfig->layer_plane = value; - - /* Double buffering is supported? */ - _GET_CONFIG (GLX_DOUBLEBUFFER); - glconfig->is_double_buffered = value ? TRUE : FALSE; - - /* Stereo is supported? */ - _GET_CONFIG (GLX_STEREO); - glconfig->is_stereo = value ? TRUE : FALSE; - - /* Number of aux buffers */ - _GET_CONFIG (GLX_AUX_BUFFERS); - glconfig->n_aux_buffers = value; - - /* Has alpha bits? */ - _GET_CONFIG (GLX_ALPHA_SIZE); - glconfig->has_alpha = value ? TRUE : FALSE; - - /* Has depth buffer? */ - _GET_CONFIG (GLX_DEPTH_SIZE); - glconfig->has_depth_buffer = value ? TRUE : FALSE; - - /* Has stencil buffer? */ - _GET_CONFIG (GLX_STENCIL_SIZE); - glconfig->has_stencil_buffer = value ? TRUE : FALSE; - - /* Has accumulation buffer? */ - _GET_CONFIG (GLX_ACCUM_RED_SIZE); - glconfig->has_accum_buffer = value ? TRUE : FALSE; - - /* Number of multisample buffers (not supported yet) */ - glconfig->n_sample_buffers = 0; - -#undef _GET_CONFIG -} - -static GdkGLConfig * -gdk_gl_config_new_common (GdkScreen *screen, - const int *attrib_list) -{ - GdkGLConfig *glconfig; - GdkGLConfigImplX11 *impl; - - Display *xdisplay; - int screen_num; - XVisualInfo *xvinfo; - int is_rgba; - - GDK_GL_NOTE_FUNC_PRIVATE (); - -#ifdef GDKGLEXT_MULTIHEAD_SUPPORT - xdisplay = GDK_SCREEN_XDISPLAY (screen); - screen_num = GDK_SCREEN_XNUMBER (screen); -#else /* GDKGLEXT_MULTIHEAD_SUPPORT */ - xdisplay = gdk_x11_get_default_xdisplay (); - screen_num = gdk_x11_get_default_screen (); -#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */ - - GDK_GL_NOTE (MISC, _gdk_x11_gl_print_glx_info (xdisplay, screen_num)); - - /* - * Find an OpenGL-capable visual. - */ - - GDK_GL_NOTE_FUNC_IMPL ("glXChooseVisual"); - - xvinfo = glXChooseVisual (xdisplay, screen_num, (int *) attrib_list); - if (xvinfo == NULL) - return NULL; - - GDK_GL_NOTE (MISC, - g_message (" -- glXChooseVisual: screen number = %d", xvinfo->screen)); - GDK_GL_NOTE (MISC, - g_message (" -- glXChooseVisual: visual id = 0x%lx", xvinfo->visualid)); - - /* - * Instantiate the GdkGLConfigImplX11 object. - */ - - glconfig = g_object_new (GDK_TYPE_GL_CONFIG_IMPL_X11, NULL); - impl = GDK_GL_CONFIG_IMPL_X11 (glconfig); - - impl->xdisplay = xdisplay; - impl->screen_num = screen_num; - impl->xvinfo = xvinfo; - - impl->screen = screen; - - /* Using Mesa? */ - if (strstr (glXQueryServerString (xdisplay, screen_num, GLX_VERSION), "Mesa")) - impl->is_mesa_glx = TRUE; - else - impl->is_mesa_glx = FALSE; - - /* - * Get an appropriate colormap. - */ - - /* RGBA mode? */ - glXGetConfig (xdisplay, xvinfo, GLX_RGBA, &is_rgba); - - impl->colormap = gdk_gl_config_setup_colormap (impl->screen, - impl->xvinfo, - is_rgba, - impl->is_mesa_glx); - - GDK_GL_NOTE (MISC, - g_message (" -- Colormap: visual id = 0x%lx", - GDK_VISUAL_XVISUAL (impl->colormap->visual)->visualid)); - - /* - * Init configuration attributes. - */ - - gdk_gl_config_init_attrib (glconfig); - - return glconfig; -} - -/** - * gdk_gl_config_new: - * @attrib_list: a list of attribute/value pairs. The last attribute must - * be GDK_GL_ATTRIB_LIST_NONE. - * - * Returns an OpenGL frame buffer configuration that match the specified - * attributes. - * - * attrib_list is a int array that contains the attribute/value pairs. - * Available attributes are: - * GDK_GL_USE_GL, GDK_GL_BUFFER_SIZE, GDK_GL_LEVEL, GDK_GL_RGBA, - * GDK_GL_DOUBLEBUFFER, GDK_GL_STEREO, GDK_GL_AUX_BUFFERS, - * GDK_GL_RED_SIZE, GDK_GL_GREEN_SIZE, GDK_GL_BLUE_SIZE, GDK_GL_ALPHA_SIZE, - * GDK_GL_DEPTH_SIZE, GDK_GL_STENCIL_SIZE, GDK_GL_ACCUM_RED_SIZE, - * GDK_GL_ACCUM_GREEN_SIZE, GDK_GL_ACCUM_BLUE_SIZE, GDK_GL_ACCUM_ALPHA_SIZE. - * - * Return value: the new #GdkGLConfig. - **/ -GdkGLConfig * -gdk_gl_config_new (const int *attrib_list) -{ - GdkScreen *screen; - - GDK_GL_NOTE_FUNC (); - - g_return_val_if_fail (attrib_list != NULL, NULL); - -#ifdef GDKGLEXT_MULTIHEAD_SUPPORT - screen = gdk_screen_get_default (); -#else /* GDKGLEXT_MULTIHEAD_SUPPORT */ - screen = NULL; -#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */ - - return gdk_gl_config_new_common (screen, attrib_list); -} - -#ifdef GDKGLEXT_MULTIHEAD_SUPPORT - -/** - * gdk_gl_config_new_for_screen: - * @screen: target screen. - * @attrib_list: a list of attribute/value pairs. The last attribute must - * be GDK_GL_ATTRIB_LIST_NONE. - * - * Returns an OpenGL frame buffer configuration that match the specified - * attributes. - * - * Return value: the new #GdkGLConfig. - **/ -GdkGLConfig * -gdk_gl_config_new_for_screen (GdkScreen *screen, - const int *attrib_list) -{ - GDK_GL_NOTE_FUNC (); - - g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); - g_return_val_if_fail (attrib_list != NULL, NULL); - - return gdk_gl_config_new_common (screen, attrib_list); -} - -#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */ - -/* - * XVisualInfo returned by this function should be freed by XFree (). - */ -static XVisualInfo * -gdk_x11_gl_get_xvinfo (Display *xdisplay, - int screen_num, - VisualID xvisualid) -{ - XVisualInfo xvinfo_template; - XVisualInfo *xvinfo_list; - int nitems_return; - - GDK_GL_NOTE_FUNC_PRIVATE (); - - xvinfo_template.visualid = xvisualid; - xvinfo_template.screen = screen_num; - - xvinfo_list = XGetVisualInfo (xdisplay, - VisualIDMask | VisualScreenMask, - &xvinfo_template, - &nitems_return); - - /* Returned XVisualInfo needs to be unique */ - g_assert (xvinfo_list != NULL && nitems_return == 1); - - return xvinfo_list; -} - -static GdkGLConfig * -gdk_x11_gl_config_new_from_visualid_common (GdkScreen *screen, - VisualID xvisualid) -{ - GdkGLConfig *glconfig; - GdkGLConfigImplX11 *impl; - - Display *xdisplay; - int screen_num; - XVisualInfo *xvinfo; - int is_rgba; - - GDK_GL_NOTE_FUNC_PRIVATE (); - -#ifdef GDKGLEXT_MULTIHEAD_SUPPORT - xdisplay = GDK_SCREEN_XDISPLAY (screen); - screen_num = GDK_SCREEN_XNUMBER (screen); -#else /* GDKGLEXT_MULTIHEAD_SUPPORT */ - xdisplay = gdk_x11_get_default_xdisplay (); - screen_num = gdk_x11_get_default_screen (); -#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */ - - GDK_GL_NOTE (MISC, - g_message (" -- GLX_VENDOR : %s", - glXGetClientString (xdisplay, GLX_VENDOR))); - GDK_GL_NOTE (MISC, - g_message (" -- GLX_VERSION : %s", - glXGetClientString (xdisplay, GLX_VERSION))); - GDK_GL_NOTE (MISC, - g_message (" -- GLX_EXTENSIONS : %s", - glXGetClientString (xdisplay, GLX_EXTENSIONS))); - - /* - * Get XVisualInfo. - */ - - xvinfo = gdk_x11_gl_get_xvinfo (xdisplay, screen_num, xvisualid); - if (xvinfo == NULL) - return NULL; - - GDK_GL_NOTE (MISC, - g_message (" -- gdk_x11_gl_get_xvinfo: screen number = %d", xvinfo->screen)); - GDK_GL_NOTE (MISC, - g_message (" -- gdk_x11_gl_get_xvinfo: visual id = 0x%lx", xvinfo->visualid)); - - /* - * Instantiate the GdkGLConfigImplX11 object. - */ - - glconfig = g_object_new (GDK_TYPE_GL_CONFIG_IMPL_X11, NULL); - impl = GDK_GL_CONFIG_IMPL_X11 (glconfig); - - impl->xdisplay = xdisplay; - impl->screen_num = screen_num; - impl->xvinfo = xvinfo; - - impl->screen = screen; - - /* Using Mesa? */ - if (strstr (glXQueryServerString (xdisplay, screen_num, GLX_VERSION), "Mesa")) - impl->is_mesa_glx = TRUE; - else - impl->is_mesa_glx = FALSE; - - /* - * Get an appropriate colormap. - */ - - /* RGBA mode? */ - glXGetConfig (xdisplay, xvinfo, GLX_RGBA, &is_rgba); - - impl->colormap = gdk_gl_config_setup_colormap (impl->screen, - impl->xvinfo, - is_rgba, - impl->is_mesa_glx); - - GDK_GL_NOTE (MISC, - g_message (" -- Colormap: visual id = 0x%lx", - GDK_VISUAL_XVISUAL (impl->colormap->visual)->visualid)); - - /* - * Init configuration attributes. - */ - - gdk_gl_config_init_attrib (glconfig); - - return glconfig; -} - -/** - * gdk_x11_gl_config_new_from_visualid: - * @xvisualid: visual ID. - * - * Creates #GdkGLConfig from given visual ID that specifies the OpenGL-capable - * visual. - * - * Return value: the new #GdkGLConfig. - **/ -GdkGLConfig * -gdk_x11_gl_config_new_from_visualid (VisualID xvisualid) -{ - GdkScreen *screen; - - GDK_GL_NOTE_FUNC (); - -#ifdef GDKGLEXT_MULTIHEAD_SUPPORT - screen = gdk_screen_get_default (); -#else /* GDKGLEXT_MULTIHEAD_SUPPORT */ - screen = NULL; -#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */ - - return gdk_x11_gl_config_new_from_visualid_common (screen, xvisualid); -} - -#ifdef GDKGLEXT_MULTIHEAD_SUPPORT - -/** - * gdk_x11_gl_config_new_from_visualid_for_screen: - * @screen: target screen. - * @xvisualid: visual ID. - * - * Creates #GdkGLConfig from given visual ID that specifies the OpenGL-capable - * visual. - * - * Return value: the new #GdkGLConfig. - **/ -GdkGLConfig * -gdk_x11_gl_config_new_from_visualid_for_screen (GdkScreen *screen, - VisualID xvisualid) -{ - GDK_GL_NOTE_FUNC (); - - g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); - - return gdk_x11_gl_config_new_from_visualid_common (screen, xvisualid); -} - -#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */ - -/** - * gdk_gl_config_get_screen: - * @glconfig: a #GdkGLConfig. - * - * Gets #GdkScreen. - * - * Return value: the #GdkScreen. - **/ -GdkScreen * -gdk_gl_config_get_screen (GdkGLConfig *glconfig) -{ - g_return_val_if_fail (GDK_IS_GL_CONFIG_IMPL_X11 (glconfig), NULL); - - return GDK_GL_CONFIG_IMPL_X11 (glconfig)->screen; -} - -/** - * gdk_gl_config_get_attrib: - * @glconfig: a #GdkGLConfig. - * @attribute: the attribute to be returned. - * @value: returns the requested value. - * - * Gets information about a OpenGL frame buffer configuration. - * - * Return value: TRUE if it succeeded, FALSE otherwise. - **/ -gboolean -gdk_gl_config_get_attrib (GdkGLConfig *glconfig, - int attribute, - int *value) -{ - GdkGLConfigImplX11 *impl; - int ret; - - g_return_val_if_fail (GDK_IS_GL_CONFIG_IMPL_X11 (glconfig), FALSE); - - impl = GDK_GL_CONFIG_IMPL_X11 (glconfig); - - ret = glXGetConfig (impl->xdisplay, impl->xvinfo, attribute, value); - - return (ret == Success); -} - -/** - * gdk_gl_config_get_colormap: - * @glconfig: a #GdkGLConfig. - * - * Gets the #GdkColormap that is appropriate for the OpenGL frame buffer - * configuration. - * - * Return value: the appropriate #GdkColormap. - **/ -GdkColormap * -gdk_gl_config_get_colormap (GdkGLConfig *glconfig) -{ - g_return_val_if_fail (GDK_IS_GL_CONFIG_IMPL_X11 (glconfig), NULL); - - return GDK_GL_CONFIG_IMPL_X11 (glconfig)->colormap; -} - -/** - * gdk_gl_config_get_visual: - * @glconfig: a #GdkGLConfig. - * - * Gets the #GdkVisual that is appropriate for the OpenGL frame buffer - * configuration. - * - * Return value: the appropriate #GdkVisual. - **/ -GdkVisual * -gdk_gl_config_get_visual (GdkGLConfig *glconfig) -{ - g_return_val_if_fail (GDK_IS_GL_CONFIG_IMPL_X11 (glconfig), NULL); - - return gdk_colormap_get_visual (GDK_GL_CONFIG_IMPL_X11 (glconfig)->colormap); -} - -/** - * gdk_gl_config_get_depth: - * @glconfig: a #GdkGLConfig. - * - * Gets the color depth of the OpenGL-capable visual. - * - * Return value: number of bits per pixel - **/ -gint -gdk_gl_config_get_depth (GdkGLConfig *glconfig) -{ - g_return_val_if_fail (GDK_IS_GL_CONFIG_IMPL_X11 (glconfig), 0); - - return GDK_GL_CONFIG_IMPL_X11 (glconfig)->xvinfo->depth; -} - -/** - * gdk_x11_gl_config_get_xdisplay: - * @glconfig: a #GdkGLConfig. - * - * Gets X Display. - * - * Return value: pointer to the Display. - **/ -Display * -gdk_x11_gl_config_get_xdisplay (GdkGLConfig *glconfig) -{ - g_return_val_if_fail (GDK_IS_GL_CONFIG_IMPL_X11 (glconfig), NULL); - - return GDK_GL_CONFIG_IMPL_X11 (glconfig)->xdisplay; -} - -/** - * gdk_x11_gl_config_get_screen_number: - * @glconfig: a #GdkGLConfig. - * - * Gets X screen number. - * - * Return value: the screen number. - **/ -int -gdk_x11_gl_config_get_screen_number (GdkGLConfig *glconfig) -{ - g_return_val_if_fail (GDK_IS_GL_CONFIG_IMPL_X11 (glconfig), 0); - - return GDK_GL_CONFIG_IMPL_X11 (glconfig)->screen_num; -} - -/** - * gdk_x11_gl_config_get_xvinfo: - * @glconfig: a #GdkGLConfig. - * - * Gets XVisualInfo data. - * - * Return value: pointer to the XVisualInfo data. - **/ -XVisualInfo * -gdk_x11_gl_config_get_xvinfo (GdkGLConfig *glconfig) -{ - g_return_val_if_fail (GDK_IS_GL_CONFIG_IMPL_X11 (glconfig), NULL); - - return GDK_GL_CONFIG_IMPL_X11 (glconfig)->xvinfo; -} - -/** - * gdk_x11_gl_config_is_mesa_glx: - * @glconfig: a #GdkGLConfig. - * - * Returns whether the server's GLX entension is Mesa. - * - * Return value: TRUE if Mesa GLX, FALSE otherwise. - **/ -gboolean -gdk_x11_gl_config_is_mesa_glx (GdkGLConfig *glconfig) -{ - g_return_val_if_fail (GDK_IS_GL_CONFIG_IMPL_X11 (glconfig), FALSE); - - return GDK_GL_CONFIG_IMPL_X11 (glconfig)->is_mesa_glx; -} |