* Disable vertex attribute array. * Returns reference to this so it can be used in a stream.
* Enable vertex attribute array. * Returns reference to this so it can be used in a stream.
* Step1: Enable vertex attribute array for the model. * Step2: Render a model to the screen by calling render method from model. * Step3: Disable vertex attribute array. * Returns reference to this so it can be used in a stream.
* Shader renderer abstract class is inherited by shader objects. * See GfxShader class.