I am a vertex transformer that uses some primitive level support.

	testing
	isAvailable

	private-transforming	top
	privateTransformMatrix:with:into: Use the primitive operation
	privateTransformPrimitiveNormal:byMatrix:rescale: Use the primitive operation
	privateTransformPrimitiveVertex:byModelView: Use the primitive operation
	privateTransformPrimitiveVertex:byProjection: Use the primitive operation
	privateTransformVB:count:modelViewMatrix:projectionMatrix:flags: Use the primitive operation

	accessing	top
	version Return the version of this transformer

	testing	top
	isAvailable Return true if this part of the engine is available