1. ( Depth Buffer Shadow ) 2010/10/23 Devrookie( ) 2. ? 3D Q & A 3. ? : . . 4. ? : . :. 5. 3D 3D 2 . 6. 3D Lighting . . . 7. Circle Shadow Projected Shadow Mapping Stencil Shadow Volume Depth Buffer Shadow Perspective Shadow Map( PSM ) Light Space Perspective Shadow Map( LSPSM ) Cascaded LSPSM Soft Shadow Variance Shadow Map( VSM ) 3D ! 8. Circle Shadow . . 9. . Circle Shadow 10. . 11. . 12. ? 13. y !