On 2013-05-14 15:19, Reimar Grabowski wrote: > But you still have to learn pure, low level OpenGL to use it. Ah, you seem to be right. SDL has its own cross-platform 2D API, but for the OpenGL backend the calls are the OpenGL API. Regards, - Graeme - -- fpGUI Toolkit - a cross-platform GUI toolkit using Free Pascal http://fpgui.sourceforge.net/