func (a *arrayBufferLayout) newArrayBuffer(context *context) buffer {
	return context.newArrayBuffer(a.totalBytes() * graphics.IndicesNum)
}
func (a *arrayBufferLayout) newArrayBuffer(context *context) buffer {
	return context.newArrayBuffer(a.totalBytes() * graphics.IndicesNum)
}
// newArrayBuffer creates OpenGL's buffer object for the array buffer.