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.
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.