Creates the resources needed by the renderer to render the scene
graph.
Since GTK 4.6, the surface may be NULL, which allows using
renderers without having to create a surface.
Since GTK 4.14, it is recommended to use gsk.renderer.Renderer.realizeForDisplay
instead.
Creates the resources needed by the renderer to render the scene graph.
Since GTK 4.6, the surface may be NULL, which allows using renderers without having to create a surface. Since GTK 4.14, it is recommended to use gsk.renderer.Renderer.realizeForDisplay instead.
Note that it is mandatory to call gsk.renderer.Renderer.unrealize before destroying the renderer.