realize
open fun realize(surface: <Error class: unknown class>? = null): <Error class: unknown class><Boolean>
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.
Note that it is mandatory to call method@Gsk.Renderer.unrealize before destroying the renderer.
Return
Whether the renderer was successfully realized
Parameters
surface
the GdkSurface renderer will be used on