diff options
Diffstat (limited to 'plugins/gtkui/gtkglext-gtk2/gdk/x11/gdkglcontext-x11.c')
| -rw-r--r-- | plugins/gtkui/gtkglext-gtk2/gdk/x11/gdkglcontext-x11.c | 601 |
1 files changed, 0 insertions, 601 deletions
diff --git a/plugins/gtkui/gtkglext-gtk2/gdk/x11/gdkglcontext-x11.c b/plugins/gtkui/gtkglext-gtk2/gdk/x11/gdkglcontext-x11.c deleted file mode 100644 index 9f772cb0..00000000 --- a/plugins/gtkui/gtkglext-gtk2/gdk/x11/gdkglcontext-x11.c +++ /dev/null @@ -1,601 +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. - */ - -#include <gdk/gdk.h> /* for gdk_error_trap_(push|pop) () */ - -#include "gdkglx.h" -#include "gdkglprivate-x11.h" -#include "gdkgldrawable.h" -#include "gdkglconfig-x11.h" -#include "gdkglcontext-x11.h" - -static void gdk_gl_context_insert (GdkGLContext *glcontext); -static void gdk_gl_context_remove (GdkGLContext *glcontext); -static GdkGLContext *gdk_gl_context_lookup (GLXContext glxcontext); -static guint gdk_gl_context_hash (GLXContext *glxcontext); -static gboolean gdk_gl_context_equal (GLXContext *a, - GLXContext *b); - -static void gdk_gl_context_impl_x11_class_init (GdkGLContextImplX11Class *klass); -static void gdk_gl_context_impl_x11_finalize (GObject *object); - -static gpointer parent_class = NULL; - -GType -gdk_gl_context_impl_x11_get_type (void) -{ - static GType type = 0; - - if (!type) - { - static const GTypeInfo type_info = { - sizeof (GdkGLContextImplX11Class), - (GBaseInitFunc) NULL, - (GBaseFinalizeFunc) NULL, - (GClassInitFunc) gdk_gl_context_impl_x11_class_init, - (GClassFinalizeFunc) NULL, - NULL, /* class_data */ - sizeof (GdkGLContextImplX11), - 0, /* n_preallocs */ - (GInstanceInitFunc) NULL - }; - - type = g_type_register_static (GDK_TYPE_GL_CONTEXT, - "GdkGLContextImplX11", - &type_info, 0); - } - - return type; -} - -static void -gdk_gl_context_impl_x11_class_init (GdkGLContextImplX11Class *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_context_impl_x11_finalize; -} - -void -_gdk_gl_context_destroy (GdkGLContext *glcontext) -{ - GdkGLContextImplX11 *impl = GDK_GL_CONTEXT_IMPL_X11 (glcontext); - Display *xdisplay; - - GDK_GL_NOTE_FUNC_PRIVATE (); - - if (impl->is_destroyed) - return; - - gdk_gl_context_remove (glcontext); - - xdisplay = GDK_GL_CONFIG_XDISPLAY (impl->glconfig); - - if (impl->glxcontext == glXGetCurrentContext ()) - { - glXWaitGL (); - - GDK_GL_NOTE_FUNC_IMPL ("glXMakeCurrent"); - glXMakeCurrent (xdisplay, None, NULL); - } - - if (!impl->is_foreign) - { - GDK_GL_NOTE_FUNC_IMPL ("glXDestroyContext"); - glXDestroyContext (xdisplay, impl->glxcontext); - impl->glxcontext = NULL; - } - - if (impl->gldrawable != NULL) - { - g_object_remove_weak_pointer (G_OBJECT (impl->gldrawable), - (gpointer *) &(impl->gldrawable)); - impl->gldrawable = NULL; - } - - /* currently unused. */ - /* - if (impl->gldrawable_read != NULL) - { - g_object_remove_weak_pointer (G_OBJECT (impl->gldrawable_read), - (gpointer *) &(impl->gldrawable_read)); - impl->gldrawable_read = NULL; - } - */ - - impl->is_destroyed = TRUE; -} - -static void -gdk_gl_context_impl_x11_finalize (GObject *object) -{ - GdkGLContextImplX11 *impl = GDK_GL_CONTEXT_IMPL_X11 (object); - - GDK_GL_NOTE_FUNC_PRIVATE (); - - _gdk_gl_context_destroy (GDK_GL_CONTEXT (object)); - - g_object_unref (G_OBJECT (impl->glconfig)); - - if (impl->share_list != NULL) - g_object_unref (G_OBJECT (impl->share_list)); - - G_OBJECT_CLASS (parent_class)->finalize (object); -} - -static GdkGLContext * -gdk_gl_context_new_common (GdkGLConfig *glconfig, - GdkGLContext *share_list, - int render_type, - GLXContext glxcontext, - gboolean is_foreign) -{ - GdkGLContext *glcontext; - GdkGLContextImplX11 *impl; - - Display *xdisplay; - - GDK_GL_NOTE_FUNC_PRIVATE (); - - /* - * Instantiate the GdkGLContextImplX11 object. - */ - - glcontext = g_object_new (GDK_TYPE_GL_CONTEXT_IMPL_X11, NULL); - impl = GDK_GL_CONTEXT_IMPL_X11 (glcontext); - - impl->glxcontext = glxcontext; - - if (share_list != NULL && GDK_IS_GL_CONTEXT (share_list)) - { - impl->share_list = share_list; - g_object_ref (G_OBJECT (impl->share_list)); - } - else - { - impl->share_list = NULL; - } - - xdisplay = GDK_GL_CONFIG_XDISPLAY (glconfig); - impl->is_direct = glXIsDirect (xdisplay, glxcontext) ? TRUE : FALSE; - - impl->render_type = render_type; - - impl->glconfig = glconfig; - g_object_ref (G_OBJECT (impl->glconfig)); - - impl->gldrawable = NULL; - impl->gldrawable_read = NULL; - - impl->is_foreign = is_foreign; - - impl->is_destroyed = FALSE; - - /* - * Insert into the GL context hash table. - */ - - gdk_gl_context_insert (glcontext); - - return glcontext; -} - -/*< private >*/ -GdkGLContext * -_gdk_x11_gl_context_new (GdkGLDrawable *gldrawable, - GdkGLContext *share_list, - gboolean direct, - int render_type) -{ - GdkGLConfig *glconfig; - GdkGLContextImplX11 *share_impl = NULL; - GLXContext share_glxcontext = NULL; - - Display *xdisplay; - XVisualInfo *xvinfo; - GLXContext glxcontext; - - GDK_GL_NOTE_FUNC_PRIVATE (); - - /* - * Create an OpenGL rendering context. - */ - - glconfig = gdk_gl_drawable_get_gl_config (gldrawable); - - xdisplay = GDK_GL_CONFIG_XDISPLAY (glconfig); - xvinfo = GDK_GL_CONFIG_XVINFO (glconfig); - - if (share_list != NULL && GDK_IS_GL_CONTEXT (share_list)) - { - share_impl = GDK_GL_CONTEXT_IMPL_X11 (share_list); - share_glxcontext = share_impl->glxcontext; - } - - GDK_GL_NOTE_FUNC_IMPL ("glXCreateContext"); - - if (_gdk_gl_context_force_indirect) - { - GDK_GL_NOTE (MISC, g_message (" -- Force indirect")); - - glxcontext = glXCreateContext (xdisplay, - xvinfo, - share_glxcontext, - False); - } - else - { - glxcontext = glXCreateContext (xdisplay, - xvinfo, - share_glxcontext, - (direct == TRUE) ? True : False); - } - if (glxcontext == NULL) - return NULL; - - GDK_GL_NOTE (MISC, - g_message (" -- Context: screen number = %d", xvinfo->screen)); - GDK_GL_NOTE (MISC, - g_message (" -- Context: visual id = 0x%lx", xvinfo->visualid)); - - /* - * Instantiate the GdkGLContextImplX11 object. - */ - - return gdk_gl_context_new_common (glconfig, - share_list, - render_type, - glxcontext, - FALSE); -} - -/** - * gdk_x11_gl_context_foreign_new: - * @glconfig: #GdkGLConfig that represents the visual the GLXContext uses. - * @share_list: the #GdkGLContext which shares display lists with the - * GLXContext, or NULL. - * @glxcontext: exsisting GLXContext. - * - * Creates #GdkGLContext from existing GLXContext. - * - * Return value: the newly-created #GdkGLContext wrapper. - **/ -GdkGLContext * -gdk_x11_gl_context_foreign_new (GdkGLConfig *glconfig, - GdkGLContext *share_list, - GLXContext glxcontext) -{ - GDK_GL_NOTE_FUNC (); - - g_return_val_if_fail (GDK_IS_GL_CONFIG_IMPL_X11 (glconfig), NULL); - g_return_val_if_fail (glxcontext != NULL, NULL); - - /* - * Instantiate the GdkGLContextImplX11 object. - */ - - return gdk_gl_context_new_common (glconfig, - share_list, - (glconfig->is_rgba) ? GDK_GL_RGBA_TYPE : GDK_GL_COLOR_INDEX_TYPE, - glxcontext, - TRUE); -} - -/** - * gdk_gl_context_copy: - * @glcontext: a #GdkGLContext. - * @src: the source context. - * @mask: which portions of @src state are to be copied to @glcontext. - * - * Copy state from @src rendering context to @glcontext. - * - * @mask contains the bitwise-OR of the same symbolic names that are passed to - * the glPushAttrib() function. You can use GL_ALL_ATTRIB_BITS to copy all the - * rendering state information. - * - * Return value: FALSE if it fails, TRUE otherwise. - **/ -gboolean -gdk_gl_context_copy (GdkGLContext *glcontext, - GdkGLContext *src, - unsigned long mask) -{ - GLXContext dst_glxcontext, src_glxcontext; - GdkGLConfig *glconfig; - - GDK_GL_NOTE_FUNC (); - - g_return_val_if_fail (GDK_IS_GL_CONTEXT_IMPL_X11 (glcontext), FALSE); - g_return_val_if_fail (GDK_IS_GL_CONTEXT_IMPL_X11 (src), FALSE); - - dst_glxcontext = GDK_GL_CONTEXT_GLXCONTEXT (glcontext); - if (dst_glxcontext == NULL) - return FALSE; - - src_glxcontext = GDK_GL_CONTEXT_GLXCONTEXT (src); - if (src_glxcontext == NULL) - return FALSE; - - glconfig = GDK_GL_CONTEXT_IMPL_X11 (glcontext)->glconfig; - - gdk_error_trap_push (); - - glXCopyContext (GDK_GL_CONFIG_XDISPLAY (glconfig), - src_glxcontext, dst_glxcontext, - mask); - - return gdk_error_trap_pop () == Success; -} - -/*< private >*/ -void -_gdk_gl_context_set_gl_drawable (GdkGLContext *glcontext, - GdkGLDrawable *gldrawable) -{ - GdkGLContextImplX11 *impl = GDK_GL_CONTEXT_IMPL_X11 (glcontext); - - GDK_GL_NOTE_FUNC_PRIVATE (); - - if (impl->gldrawable == gldrawable) - return; - - if (impl->gldrawable != NULL) - { - g_object_remove_weak_pointer (G_OBJECT (impl->gldrawable), - (gpointer *) &(impl->gldrawable)); - impl->gldrawable = NULL; - } - - if (gldrawable != NULL && GDK_IS_GL_DRAWABLE (gldrawable)) - { - impl->gldrawable = gldrawable; - g_object_add_weak_pointer (G_OBJECT (impl->gldrawable), - (gpointer *) &(impl->gldrawable)); - } -} - -/*< private >*/ -/* currently unused. */ -/* -void -_gdk_gl_context_set_gl_drawable_read (GdkGLContext *glcontext, - GdkGLDrawable *gldrawable_read) -{ - GdkGLContextImplX11 *impl = GDK_GL_CONTEXT_IMPL_X11 (glcontext); - - GDK_GL_NOTE_FUNC_PRIVATE (); - - if (impl->gldrawable_read == gldrawable_read) - return; - - if (impl->gldrawable_read != NULL) - { - g_object_remove_weak_pointer (G_OBJECT (impl->gldrawable_read), - (gpointer *) &(impl->gldrawable_read)); - impl->gldrawable_read = NULL; - } - - if (gldrawable_read != NULL && GDK_IS_GL_DRAWABLE (gldrawable_read)) - { - impl->gldrawable_read = gldrawable_read; - g_object_add_weak_pointer (G_OBJECT (impl->gldrawable_read), - (gpointer *) &(impl->gldrawable_read)); - } -} -*/ - -/** - * gdk_gl_context_get_gl_drawable: - * @glcontext: a #GdkGLContext. - * - * Gets #GdkGLDrawable to which the @glcontext is bound. - * - * Return value: the #GdkGLDrawable or NULL if no #GdkGLDrawable is bound. - **/ -GdkGLDrawable * -gdk_gl_context_get_gl_drawable (GdkGLContext *glcontext) -{ - g_return_val_if_fail (GDK_IS_GL_CONTEXT_IMPL_X11 (glcontext), NULL); - - return GDK_GL_CONTEXT_IMPL_X11 (glcontext)->gldrawable; -} - -/** - * gdk_gl_context_get_gl_config: - * @glcontext: a #GdkGLContext. - * - * Gets #GdkGLConfig with which the @glcontext is configured. - * - * Return value: the #GdkGLConfig. - **/ -GdkGLConfig * -gdk_gl_context_get_gl_config (GdkGLContext *glcontext) -{ - g_return_val_if_fail (GDK_IS_GL_CONTEXT_IMPL_X11 (glcontext), NULL); - - return GDK_GL_CONTEXT_IMPL_X11 (glcontext)->glconfig; -} - -/** - * gdk_gl_context_get_share_list: - * @glcontext: a #GdkGLContext. - * - * Gets #GdkGLContext with which the @glcontext shares the display lists and - * texture objects. - * - * Return value: the #GdkGLContext. - **/ -GdkGLContext * -gdk_gl_context_get_share_list (GdkGLContext *glcontext) -{ - g_return_val_if_fail (GDK_IS_GL_CONTEXT_IMPL_X11 (glcontext), NULL); - - return GDK_GL_CONTEXT_IMPL_X11 (glcontext)->share_list; -} - -/** - * gdk_gl_context_is_direct: - * @glcontext: a #GdkGLContext. - * - * Returns whether the @glcontext is a direct rendering context. - * - * Return value: TRUE if the @glcontext is a direct rendering contest. - **/ -gboolean -gdk_gl_context_is_direct (GdkGLContext *glcontext) -{ - g_return_val_if_fail (GDK_IS_GL_CONTEXT_IMPL_X11 (glcontext), FALSE); - - return GDK_GL_CONTEXT_IMPL_X11 (glcontext)->is_direct; -} - -/** - * gdk_gl_context_get_render_type: - * @glcontext: a #GdkGLContext. - * - * Gets render_type of the @glcontext. - * - * Return value: GDK_GL_RGBA_TYPE or GDK_GL_COLOR_INDEX_TYPE. - **/ -int -gdk_gl_context_get_render_type (GdkGLContext *glcontext) -{ - g_return_val_if_fail (GDK_IS_GL_CONTEXT_IMPL_X11 (glcontext), 0); - - return GDK_GL_CONTEXT_IMPL_X11 (glcontext)->render_type; -} - -/** - * gdk_gl_context_get_current: - * - * Returns the current #GdkGLContext. - * - * Return value: the current #GdkGLContext or NULL if there is no current - * context. - **/ -GdkGLContext * -gdk_gl_context_get_current (void) -{ - static GdkGLContext *current = NULL; - GLXContext glxcontext; - - GDK_GL_NOTE_FUNC (); - - glxcontext = glXGetCurrentContext (); - - if (glxcontext == NULL) - return NULL; - - if (current && GDK_GL_CONTEXT_GLXCONTEXT (current) == glxcontext) - return current; - - current = gdk_gl_context_lookup (glxcontext); - - return current; -} - -/** - * gdk_x11_gl_context_get_glxcontext: - * @glcontext: a #GdkGLContext. - * - * Gets GLXContext. - * - * Return value: the GLXContext. - **/ -GLXContext -gdk_x11_gl_context_get_glxcontext (GdkGLContext *glcontext) -{ - g_return_val_if_fail (GDK_IS_GL_CONTEXT_IMPL_X11 (glcontext), NULL); - - return GDK_GL_CONTEXT_IMPL_X11 (glcontext)->glxcontext; -} - -/* - * GdkGLContext hash table. - */ - -static GHashTable *gl_context_ht = NULL; - -static void -gdk_gl_context_insert (GdkGLContext *glcontext) -{ - GdkGLContextImplX11 *impl; - - GDK_GL_NOTE_FUNC_PRIVATE (); - - if (gl_context_ht == NULL) - { - GDK_GL_NOTE (MISC, g_message (" -- Create GL context hash table.")); - gl_context_ht = g_hash_table_new ((GHashFunc) gdk_gl_context_hash, - (GEqualFunc) gdk_gl_context_equal); - } - - impl = GDK_GL_CONTEXT_IMPL_X11 (glcontext); - - g_hash_table_insert (gl_context_ht, &(impl->glxcontext), glcontext); -} - -static void -gdk_gl_context_remove (GdkGLContext *glcontext) -{ - GdkGLContextImplX11 *impl; - - GDK_GL_NOTE_FUNC_PRIVATE (); - - if (gl_context_ht == NULL) - return; - - impl = GDK_GL_CONTEXT_IMPL_X11 (glcontext); - - g_hash_table_remove (gl_context_ht, &(impl->glxcontext)); - - if (g_hash_table_size (gl_context_ht) == 0) - { - GDK_GL_NOTE (MISC, g_message (" -- Destroy GL context hash table.")); - g_hash_table_destroy (gl_context_ht); - gl_context_ht = NULL; - } -} - -static GdkGLContext * -gdk_gl_context_lookup (GLXContext glxcontext) -{ - GDK_GL_NOTE_FUNC_PRIVATE (); - - if (gl_context_ht == NULL) - return NULL; - - return g_hash_table_lookup (gl_context_ht, &glxcontext); -} - -static guint -gdk_gl_context_hash (GLXContext *glxcontext) -{ - return (guint) *glxcontext; -} - -static gboolean -gdk_gl_context_equal (GLXContext *a, - GLXContext *b) -{ - return (*a == *b); -} |