Sets the context to be used for the texture. This is the context that owns the texture.
The context must be set before calling gdk.gltexture_builder.GLTextureBuilder.build.
The context the texture beongs to or null to unset
Sets the context to be used for the texture. This is the context that owns the texture.
The context must be set before calling gdk.gltexture_builder.GLTextureBuilder.build.