- Switch to cmake
- Independent KFont library for font read/write
- Screen space reflection (by Parsifal Wang)
- FFT lens effects
- Stereo rendering without performance penalty (by Rui Wang)
- Faster GI (by Shunbin Chen)
- Collision detection utilities (assisted by Xiaoyang Zhu)
- Better OpenGLES compatibility
- Add atmospheric scattering
- Add SSGI
- A JIT for effect system
- Add new tools
- Add tutorials
- Enhanced 3DSMax exporter
You can download KlayGE 4.1 here.
KlayGE 4.1 is still using dual license: A open source license GPL and a proprietary one KlayGE Proprietary License (KPL). Details in Licensing.