OpenGL implementation

If your hardware have 3D capabilities, Orbiter can enable the "OpenGL mode", and that thing is made by have in /etc/Orbiter.conf the line: UseOpenGL=1 The next sections will cover the way that OpenGL is implemented in Orbiter and how you may customize and extend the current implementation.

That document will cover the next sections:

OpenGL Introduction

Orbiter with OpenGL enabled

 Mesh classes - geometry container classes
 Texture Manager and OpenGLGraphic description
 Orbiter-OpenGL 3D Engine 
 Fonts in OpenGL 

Obsolete:

 Drawing widgets engine
 GL2DEffectFactory