Voxel Cone Traced Lighting - DX11 Contest
http://forum.unity3d.com/threads/166827-Voxel-Cone-Traced-Lighting-DX11-Contest
関連情報
Interactive Indirect Illumination Using Voxel Cone Tracing
http://www.icare3d.org/research-cat/publications/interactive-indirect-illumination-using-voxel-cone-tracing.html