static void
gdk_gl_config_impl_win32_init (GdkGLConfigImplWin32 *self)
{
GDK_GL_NOTE_FUNC_PRIVATE ();
memset (&self->pfd, 0, sizeof(self->pfd));
GDK_GL_NOTE_FUNC_PRIVATE ();
self->screen = NULL;
GDK_GL_NOTE_FUNC_PRIVATE ();
self->depth = 0;
}
static void
gdk_gl_window_init (GdkGLWindow *self)
{
GDK_GL_NOTE_FUNC_PRIVATE ();
self->window = NULL;
}
static void
gdk_gl_config_finalize (GObject *object)
{
GDK_GL_NOTE_FUNC_PRIVATE ();
G_OBJECT_CLASS (parent_class)->finalize (object);
}
void
_gdk_gl_pixmap_destroy (GdkGLPixmap *glpixmap)
{
GdkGLPixmapImplWin32 *impl = GDK_GL_PIXMAP_IMPL_WIN32 (glpixmap);
GDK_GL_NOTE_FUNC_PRIVATE ();
if (impl->is_destroyed)
return;
if (impl->hdc_gl == wglGetCurrentDC ())
{
glFinish ();
GDK_GL_NOTE_FUNC_IMPL ("wglMakeCurrent");
wglMakeCurrent (NULL, NULL);
}
DeleteDC (impl->hdc_gl);
impl->hdc_gl = NULL;
DeleteDC (impl->hdc_gdk);
impl->hdc_gdk = NULL;
g_object_unref (G_OBJECT (impl->pixmap_gl));
impl->pixmap_gl = NULL;
impl->is_destroyed = TRUE;
}
static void
gdk_gl_context_class_init (GdkGLContextClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GDK_GL_NOTE_FUNC_PRIVATE ();
}
/*< private >*/
void
_gdk_gl_context_set_gl_drawable (GdkGLContext *glcontext,
GdkGLDrawable *gldrawable)
{
GdkGLContextImplWin32 *impl = GDK_GL_CONTEXT_IMPL_WIN32 (glcontext->impl);
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));
}
}
static GdkColormap *
gdk_gl_config_setup_colormap (GdkScreen *screen,
PIXELFORMATDESCRIPTOR *pfd,
gboolean is_rgba)
{
GDK_GL_NOTE_FUNC_PRIVATE ();
if (is_rgba)
{
/*
* For RGBA mode.
*/
/* System default colormap. */
GDK_GL_NOTE (MISC, g_message (" -- Colormap: system default"));
return g_object_ref (G_OBJECT (gdk_screen_get_system_colormap (screen)));
}
else
{
/*
* For color index mode.
*/
/* New private colormap. */
GDK_GL_NOTE (MISC, g_message (" -- Colormap: new allocated writable"));
return gdk_colormap_new (gdk_screen_get_system_visual (screen), TRUE);
}
/* not reached */
return NULL;
}
void
_gdk_gl_window_destroy (GdkGLWindow *glwindow)
{
GdkGLWindowImplX11 *impl = GDK_GL_WINDOW_IMPL_X11 (glwindow);
Display *xdisplay;
GdkGL_GLX_MESA_release_buffers *mesa_ext;
GDK_GL_NOTE_FUNC_PRIVATE ();
if (impl->is_destroyed)
return;
xdisplay = GDK_GL_CONFIG_XDISPLAY (impl->glconfig);
if (impl->glxwindow == glXGetCurrentDrawable ())
{
glXWaitGL ();
GDK_GL_NOTE_FUNC_IMPL ("glXMakeCurrent");
glXMakeCurrent (xdisplay, None, NULL);
}
/* If GLX_MESA_release_buffers is supported. */
mesa_ext = gdk_gl_get_GLX_MESA_release_buffers (impl->glconfig);
if (mesa_ext)
{
GDK_GL_NOTE_FUNC_IMPL ("glXReleaseBuffersMESA");
mesa_ext->glXReleaseBuffersMESA (xdisplay, impl->glxwindow);
}
impl->glxwindow = None;
impl->is_destroyed = TRUE;
}
void
_gdk_gl_pixmap_destroy (GdkGLPixmap *glpixmap)
{
GdkGLPixmapImplX11 *impl = GDK_GL_PIXMAP_IMPL_X11 (glpixmap);
Display *xdisplay;
GDK_GL_NOTE_FUNC_PRIVATE ();
if (impl->is_destroyed)
return;
xdisplay = GDK_GL_CONFIG_XDISPLAY (impl->glconfig);
if (impl->glxpixmap == glXGetCurrentDrawable ())
{
glXWaitGL ();
GDK_GL_NOTE_FUNC_IMPL ("glXMakeCurrent");
glXMakeCurrent (xdisplay, None, NULL);
}
GDK_GL_NOTE_FUNC_IMPL ("glXDestroyGLXPixmap");
glXDestroyGLXPixmap (xdisplay, impl->glxpixmap);
impl->glxpixmap = None;
impl->is_destroyed = TRUE;
}
static void
_gdk_win32_gl_window_impl_destroy (GdkGLWindow *glwindow)
{
GdkGLWindowImplWin32 *impl = GDK_GL_WINDOW_IMPL_WIN32 (glwindow->impl);
GDK_GL_NOTE_FUNC_PRIVATE ();
if (impl->is_destroyed)
return;
/* Get DC. */
if (impl->hdc == NULL)
{
impl->hdc = GetDC (impl->hwnd);
if (impl->hdc == NULL)
return;
}
if (impl->hdc == wglGetCurrentDC ())
{
glFinish ();
GDK_GL_NOTE_FUNC_IMPL ("wglMakeCurrent");
wglMakeCurrent (NULL, NULL);
}
/* Release DC. */
if (impl->need_release_dc)
ReleaseDC (impl->hwnd, impl->hdc);
impl->hdc = NULL;
impl->hwnd = NULL;
impl->is_destroyed = TRUE;
}
static void
gdk_gl_pixmap_sync_gdk (GdkGLPixmap *glpixmap)
{
GdkGLPixmapImplWin32 *impl;
int width, height;
HBITMAP hbitmap_old;
g_return_if_fail (GDK_IS_GL_PIXMAP_IMPL_WIN32 (glpixmap));
GDK_GL_NOTE_FUNC_PRIVATE ();
impl = GDK_GL_PIXMAP_IMPL_WIN32 (glpixmap);
width = impl->width;
height = impl->height;
/*
* Copy GDK bitmap to OpenGL bitmap.
*/
hbitmap_old = SelectObject (impl->hdc_gdk, impl->hbitmap_gdk);
if (hbitmap_old == NULL)
{
g_warning ("cannot select DIB");
return;
}
if (!StretchBlt (impl->hdc_gl, 0, 0, width, height,
impl->hdc_gdk, 0, height, width, -height,
SRCCOPY))
g_warning ("StretchBlt() failed");
SelectObject (impl->hdc_gdk, hbitmap_old);
}
/*< private >*/
GdkGLContextImpl *
_gdk_win32_gl_context_impl_new (GdkGLContext *glcontext,
GdkGLDrawable *gldrawable,
GdkGLContext *share_list,
gboolean direct,
int render_type)
{
GdkGLConfig *glconfig;
HDC hdc;
HGLRC hglrc;
GdkGLContextImplWin32 *share_impl = NULL;
GDK_GL_NOTE_FUNC_PRIVATE ();
/*
* Create an OpenGL rendering context.
*/
glconfig = gdk_gl_drawable_get_gl_config (gldrawable);
/* Get DC. */
hdc = gdk_win32_gl_window_get_hdc (GDK_GL_WINDOW (gldrawable));
if (hdc == NULL)
return NULL;
GDK_GL_NOTE_FUNC_IMPL ("wglCreateContext");
hglrc = wglCreateContext (hdc);
/* Release DC. */
gdk_win32_gl_window_release_hdc (GDK_GL_WINDOW (gldrawable));
if (hglrc == NULL)
return NULL;
if (share_list != NULL && GDK_IS_GL_CONTEXT (share_list))
{
GDK_GL_NOTE_FUNC_IMPL ("wglShareLists");
share_impl = GDK_GL_CONTEXT_IMPL_WIN32 (share_list);
if (!wglShareLists (share_impl->hglrc, hglrc))
{
wglDeleteContext (hglrc);
return NULL;
}
}
/*
* Instantiate the GdkGLContextImplWin32 object.
*/
return gdk_win32_gl_context_impl_new_common (glcontext,
glconfig,
share_list,
render_type,
hglrc,
FALSE);
}
static PangoFont *
gdk_gl_font_use_pango_font_common (PangoFontMap *font_map,
const PangoFontDescription *font_desc,
int first,
int count,
int list_base)
{
PangoFont *font = NULL;
gchar *charset = NULL;
PangoXSubfont subfont_id;
gchar *xlfd = NULL;
PangoXFontCache *font_cache;
XFontStruct *fs;
GDK_GL_NOTE_FUNC_PRIVATE ();
font = pango_font_map_load_font (font_map, NULL, font_desc);
if (font == NULL)
{
g_warning ("cannot load PangoFont");
goto FAIL;
}
charset = gdk_gl_font_charset_for_locale ();
if (!pango_x_find_first_subfont (font, &charset, 1, &subfont_id))
{
g_warning ("cannot find PangoXSubfont");
font = NULL;
goto FAIL;
}
xlfd = pango_x_font_subfont_xlfd (font, subfont_id);
if (xlfd == NULL)
{
g_warning ("cannot get XLFD");
font = NULL;
goto FAIL;
}
font_cache = pango_x_font_map_get_font_cache (font_map);
fs = pango_x_font_cache_load (font_cache, xlfd);
glXUseXFont (fs->fid, first, count, list_base);
pango_x_font_cache_unload (font_cache, fs);
FAIL:
if (charset != NULL)
g_free (charset);
if (xlfd != NULL)
g_free (xlfd);
return font;
}
static void
gdk_gl_window_class_init (GdkGLWindowClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GDK_GL_NOTE_FUNC_PRIVATE ();
object_class->finalize = gdk_gl_window_finalize;
}
static void
gdk_gl_config_impl_win32_class_init (GdkGLConfigImplWin32Class *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GDK_GL_NOTE_FUNC_PRIVATE ();
object_class->finalize = gdk_gl_config_impl_win32_finalize;
}
static void
gdk_gl_pixmap_impl_x11_class_init (GdkGLPixmapImplX11Class *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GDK_GL_NOTE_FUNC_PRIVATE ();
object_class->finalize = gdk_gl_pixmap_impl_x11_finalize;
}
/* private at present... */
gboolean
_gdk_x11_gl_overlay_get_info (GdkVisual *visual,
GdkGLOverlayInfo *overlay_info)
{
__SOVPropArray *sov_props;
VisualID xvisualid;
int i;
GDK_GL_NOTE_FUNC_PRIVATE ();
g_return_val_if_fail (GDK_IS_VISUAL (visual), FALSE);
g_return_val_if_fail (overlay_info != NULL, FALSE);
/* Get SOV properties. */
#ifdef GDKGLEXT_MULTIHEAD_SUPPORT
sov_props = gdk_gl_overlay_get_sov_props (gdk_visual_get_screen (visual));
#else /* GDKGLEXT_MULTIHEAD_SUPPORT */
sov_props = gdk_gl_overlay_get_sov_props (NULL);
#endif /* GDKGLEXT_MULTIHEAD_SUPPORT */
/* Look up SOV property for the visual. */
xvisualid = GDK_VISUAL_XVISUAL (visual)->visualid;
for (i = 0; i < sov_props->num; i++)
{
if ((VisualID) (sov_props->prop[i].overlay_visual) == xvisualid)
{
overlay_info->visual = visual;
overlay_info->transparent_type = sov_props->prop[i].transparent_type;
overlay_info->value = sov_props->prop[i].value;
overlay_info->layer = sov_props->prop[i].layer;
GDK_GL_NOTE (MISC, g_message (" -- overlay visual"));
GDK_GL_NOTE (MISC, g_print ("transparent_type = %d\n",
overlay_info->transparent_type));
GDK_GL_NOTE (MISC, g_print ("value = %u\n",
overlay_info->value));
GDK_GL_NOTE (MISC, g_print ("layer = %d\n",
overlay_info->layer));
return TRUE;
}
}
/* meaningless */
overlay_info->visual = visual;
overlay_info->transparent_type = GDK_GL_OVERLAY_TRANSPARENT_NONE;
overlay_info->value = 0;
overlay_info->layer = 0;
GDK_GL_NOTE (MISC, g_message (" -- not overlay visual"));
return FALSE;
}
static GdkGLContext *
gdk_gl_context_lookup (HGLRC hglrc)
{
GDK_GL_NOTE_FUNC_PRIVATE ();
if (gl_context_ht == NULL)
return NULL;
return g_hash_table_lookup (gl_context_ht, hglrc);
}
static void gdk_gl_context_class_init(GdkGLContextClass *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_finalize;
}
static void
gdk_gl_window_impl_x11_class_init (GdkGLWindowImplX11Class *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_window_impl_x11_finalize;
}
static GdkGLContextImpl *
gdk_win32_gl_context_impl_new_common (GdkGLContext *glcontext,
GdkGLConfig *glconfig,
GdkGLContext *share_list,
int render_type,
HGLRC hglrc,
gboolean is_foreign)
{
GdkGLContextImpl *impl;
GdkGLContextImplWin32 *win32_impl;
GDK_GL_NOTE_FUNC_PRIVATE ();
/*
* Instantiate the GdkGLContextImplWin32 object.
*/
impl = g_object_new (GDK_TYPE_GL_CONTEXT_IMPL_WIN32, NULL);
win32_impl = GDK_GL_CONTEXT_IMPL_WIN32 (impl);
win32_impl->hglrc = hglrc;
if (share_list != NULL && GDK_IS_GL_CONTEXT (share_list))
{
win32_impl->share_list = share_list;
g_object_ref (G_OBJECT (win32_impl->share_list));
}
else
{
win32_impl->share_list = NULL;
}
win32_impl->render_type = render_type;
win32_impl->glconfig = glconfig;
g_object_ref (G_OBJECT (win32_impl->glconfig));
win32_impl->gldrawable = NULL;
win32_impl->gldrawable_read = NULL;
win32_impl->is_foreign = is_foreign;
win32_impl->is_destroyed = FALSE;
glcontext->impl = impl;
/*
* Insert into the GL context hash table.
*/
gdk_gl_context_insert (glcontext);
return impl;
}
static void
gdk_gl_config_impl_win32_finalize (GObject *object)
{
GdkGLConfigImplWin32 *impl = GDK_GL_CONFIG_IMPL_WIN32 (object);
GDK_GL_NOTE_FUNC_PRIVATE ();
g_object_unref (G_OBJECT (impl->colormap));
G_OBJECT_CLASS (gdk_gl_config_impl_win32_parent_class)->finalize (object);
}
static void
gdk_gl_window_gl_drawable_interface_init (GdkGLDrawableClass *iface)
{
GDK_GL_NOTE_FUNC_PRIVATE ();
iface->create_gl_context = _gdk_gl_window_create_gl_context;
iface->is_double_buffered = _gdk_gl_window_is_double_buffered;
iface->swap_buffers = _gdk_gl_window_swap_buffers;
iface->wait_gl = _gdk_gl_window_wait_gl;
iface->wait_gdk = _gdk_gl_window_wait_gdk;
iface->get_gl_config = _gdk_gl_window_get_gl_config;
}
static void
gdk_gl_window_impl_win32_finalize (GObject *object)
{
GdkGLWindowImplWin32 *impl = GDK_GL_WINDOW_IMPL_WIN32 (object);
GDK_GL_NOTE_FUNC_PRIVATE ();
_gdk_win32_gl_window_impl_destroy (GDK_GL_WINDOW (object));
g_object_unref (G_OBJECT (impl->glconfig));
G_OBJECT_CLASS (gdk_gl_window_impl_win32_parent_class)->finalize (object);
}
static void
gdk_gl_window_impl_win32_init (GdkGLWindowImplWin32 *self)
{
GDK_GL_NOTE_FUNC_PRIVATE ();
self->hwnd = NULL;
memset (&self->pfd, 0, sizeof(self->pfd));
self->pixel_format = 0;
self->glconfig = NULL;
self->hdc = NULL;
self->is_destroyed = 0;
self->need_release_dc = 0;
}
static void
gdk_gl_pixmap_impl_x11_finalize (GObject *object)
{
GdkGLPixmapImplX11 *impl = GDK_GL_PIXMAP_IMPL_X11 (object);
GDK_GL_NOTE_FUNC_PRIVATE ();
_gdk_gl_pixmap_destroy (GDK_GL_PIXMAP (object));
g_object_unref (G_OBJECT (impl->glconfig));
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gdk_gl_pixmap_finalize (GObject *object)
{
GdkGLPixmap *glpixmap = GDK_GL_PIXMAP (object);
GDK_GL_NOTE_FUNC_PRIVATE ();
if (glpixmap->drawable != NULL)
g_object_remove_weak_pointer (G_OBJECT (glpixmap->drawable),
(gpointer *) &(glpixmap->drawable));
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gdk_gl_window_finalize (GObject *object)
{
GdkGLWindow *glwindow = GDK_GL_WINDOW (object);
GDK_GL_NOTE_FUNC_PRIVATE ();
if (glwindow->window != NULL)
g_object_remove_weak_pointer (G_OBJECT (glwindow->window),
(gpointer *) &(glwindow->window));
G_OBJECT_CLASS (gdk_gl_window_parent_class)->finalize (object);
}
static void
gdk_gl_context_impl_win32_init (GdkGLContextImplWin32 *self)
{
GDK_GL_NOTE_FUNC_PRIVATE ();
self->hglrc = NULL;
self->share_list = NULL;
self->render_type = 0;
self->glconfig = NULL;
self->gldrawable = NULL;
self->gldrawable_read = NULL;
self->is_destroyed = 0;
self->is_foreign = 0;
}
static void
gdk_gl_pixmap_impl_x11_gl_drawable_interface_init (GdkGLDrawableClass *iface)
{
GDK_GL_NOTE_FUNC_PRIVATE ();
iface->create_new_context = _gdk_x11_gl_context_new;
iface->make_context_current = gdk_gl_pixmap_impl_x11_make_context_current;
iface->is_double_buffered = gdk_gl_pixmap_impl_x11_is_double_buffered;
iface->swap_buffers = gdk_gl_pixmap_impl_x11_swap_buffers;
iface->wait_gl = _gdk_gl_drawable_impl_x11_wait_gl;
iface->wait_gdk = _gdk_gl_drawable_impl_x11_wait_gdk;
iface->gl_begin = gdk_gl_pixmap_impl_x11_make_context_current;
iface->gl_end = gdk_gl_pixmap_impl_x11_gl_end;
iface->get_gl_config = gdk_gl_pixmap_impl_x11_get_gl_config;
iface->get_size = _gdk_gl_pixmap_get_size;
}