====== Rendering ======
This module contains the high-level rendering functionality.

===== TODO =====
  * add a MeshBuilder to easily create meshes for debugging purposes (currently stub implementation)
  * add move the creation functions (tangentvertex) in GeometryData to the MeshBuilder 
  * add some helper functions to manipulate meshes 
  * support colored rendering 
  * support transparency 
  * add debug visualizations 
  * fix CSM boundingbox calculation 
  * find why SSAO is so slow
  * the IMesh should be converted to SlimDX math