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[678/906] window_win32_wgl: implement wglGetProcAddress for extension functions

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This commit is contained in:
Matthew Waters 2013-03-09 23:36:36 +11:00
parent 74209b9e9e
commit d4fabed3e4
1 changed files with 17 additions and 0 deletions
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17
gst-libs/gst/gl/win32/gstglwindow_win32_wgl.c
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@ -49,6 +49,8 @@ static gboolean gst_gl_window_win32_wgl_create_context (GstGLWindowWin32 *
static void gst_gl_window_win32_wgl_destroy_context (GstGLWindowWin32 *
window_win32);
GstGLAPI gst_gl_window_win32_wgl_get_gl_api (GstGLWindow * window);
static gpointer gst_gl_window_win32_wgl_get_proc_address (GstGLWindow * window,
const gchar * name);
static void
gst_gl_window_win32_wgl_class_init (GstGLWindowWin32WGLClass * klass)
@ -69,6 +71,8 @@ gst_gl_window_win32_wgl_class_init (GstGLWindowWin32WGLClass * klass)
window_win32_class->swap_buffers =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_wgl_swap_buffers);
window_class->get_proc_address =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_wgl_get_proc_address);
window_class->get_gl_api =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_wgl_get_gl_api);
}
@ -206,3 +210,16 @@ gst_gl_window_win32_wgl_get_gl_api (GstGLWindow * window)
{
return GST_GL_API_OPENGL;
}
static gpointer
gst_gl_window_win32_wgl_get_proc_address (GstGLWindow * window,
const gchar * name)
{
gpointer result;
if (!(result = wglGetProcAddress ((LPCSTR) name))) {
result = gst_gl_window_default_get_proc_address (window, name);
}
return result;
}