gboolean
meta_surface_actor_is_argb32 (MetaSurfaceActor *self)
{
MetaShapedTexture *stex = meta_surface_actor_get_texture (self);
CoglTexture *texture = meta_shaped_texture_get_texture (stex);
/* If we don't have a texture, like during initialization, assume
* that we're ARGB32.
*
* If we are unredirected and we have no texture assume that we are
* not ARGB32 otherwise we wouldn't be unredirected in the first
* place. This prevents us from continually redirecting and
* unredirecting on every paint.
*/
if (!texture)
return !meta_surface_actor_is_unredirected (self);
switch (cogl_texture_get_components (texture))
{
case COGL_TEXTURE_COMPONENTS_A:
case COGL_TEXTURE_COMPONENTS_RGBA:
return TRUE;
case COGL_TEXTURE_COMPONENTS_RG:
case COGL_TEXTURE_COMPONENTS_RGB:
case COGL_TEXTURE_COMPONENTS_DEPTH:
return FALSE;
default:
g_assert_not_reached ();
}
}
gboolean
meta_surface_actor_is_argb32 (MetaSurfaceActor *self)
{
MetaShapedTexture *stex = meta_surface_actor_get_texture (self);
CoglTexture *texture = meta_shaped_texture_get_texture (stex);
/* If we don't have a texture, like during initialization, assume
* that we're ARGB32. */
if (!texture)
return TRUE;
switch (cogl_texture_get_components (texture))
{
case COGL_TEXTURE_COMPONENTS_A:
case COGL_TEXTURE_COMPONENTS_RGBA:
return TRUE;
case COGL_TEXTURE_COMPONENTS_RG:
case COGL_TEXTURE_COMPONENTS_RGB:
case COGL_TEXTURE_COMPONENTS_DEPTH:
return FALSE;
default:
g_assert_not_reached ();
}
}