Invoked on the delegate to let it bind program values and/or associated graphics resources (such as textures) for symbols.
- macOS 10.8–10.10Deprecated
SCNProgramobject to bind values for.
The name of the symbol to bind a value for.
The location of the symbol within the program object to be modified.
The underlying OpenGL program object in which the binding is made.
The renderer that is currently rendering the scene.
If you use the
handle method to associate a handler block with a SceneKit object for a symbol, SceneKit will not call the delegate’s
program(_: method for that symbol when rendering that object.