??SM??????

hyzboy

???3D???????????????????SM????????????????Google???"OpenGL Shadow Map"???????????????????(????)???????????????????????

???????????
SM: Shadow Maps
ASM: Adaptive Shadow Maps
ASM/AFSM: Alias-free Shadow Maps
ASSM: High-Quality Adaptive Soft Shadow Mapping
BSM: Bitmap Shadow Maps
CSM: Cascaded Shadow Maps
CSM: Coherent Shadow Maps
DASM: Dynamic Adaptive Shadow Maps
ESM: Exponential Shadow Maps
LogSM: Logarithmic Shadow Maps
LogPSM: Logarithmic Perspective Shadow Maps
LogTSM: Logarithmic Trapezoidal Shadow Maps
LSPSM/LispSM: Light Space Perspective Shadow Maps (?OpenSceneGraph 2.7/2.8??????)
LVSM: Layered Variance Shadow Maps
MDSM: Multiple-Depth Shadow Maps
MTSM: Multilayer Transparent Shadow Maps
PLSM: Practical Logarithmic Shadow Maps
PSM: Perspective Shadow Maps
PSSM: Parallel-Split Shadow Maps (????????nvidia GPU Gems 3??10?)
PSVSM Parallel-Split Variance Shadow Maps
QVSM: Queried Virtual Shadow Maps
RMSM: Resolution-Matched Shadow Maps
RSM: Robust Shadow Maps
SPPSM: Separating Plane Perspective Shadow Mapping
SSM: Standard Shadow Maps
SSM: Subdivision Shadow Maps
SSM: Soft Shadow Maps
SAVSM: summed-area variance shadow maps
SSSM: Simpler Soft Shadow Mapping
TSM: Trapezoidal Shadow Maps
VSM: Variance Shadow Maps
XPSM: Extended Perspective Shadow Maps

yaoyansi

LZ????????(???)?????.
???????????,??????????.??????????,??:???????,??????????,??????.??????????????.
??!

hyzboy

??????OpenGL 2.1??Direct3D 10??????CSM?

???Direct3D 10?????VSM

nVidia????PSSM???????OpenGL 1.1??????????????

??????????PSSM+VSM????PVSM???????OpenGL 2.1/Direct3D 10?


????????PSSM???SM?