public void set_cogl_material (Handle cogl_material)
Warning: set_cogl_material is deprecated since 1.12.
Replaces the underlying Cogl material drawn by this actor with
No replacement is available; it's not advisable to modify the Cogl pipeline of an actor.
Use a Content implementation and modify the pipeline during the paint sequence
A reference to the material is taken so if the handle is no longer needed it should be deref'd with cogl_handle_unref. Texture data is attached to the material so calling this function also replaces the Cogl texture. Texture requires that the material have a texture layer so you should set one on the material before calling this function.
A CoglHandle for a material