| The Impress slideshow engine | |
| == 3D transitions == | |
| The 3D transitions are slideshow transition engine using OpenGL and | |
| are located in slideshow/source/engine/OGLTrans/. They were initially | |
| written by GSOC student Shane.M.Mathews. Radek has later polished the | |
| code a bit, added few new 3D transitions, added infrastructure for | |
| vertex and fragment shaders. Wrote few transitions with fragment shader | |
| too. |