| chenyix1 |
2008-03-12 09:37 |
看一下幫助，裡面有 G9:[W"P
INTERFACE r [ t m m'] ? *bDuRr?v9
COAT k coat coat' 8#2PJHl;
-k Xl; u
+k 0vQ@n 7
The signs in front of k can be used to instruct ASAP to either propagate only a reflected ray (-k: t=0) at that object or to propagate only a transmitted ray (+k: r=0) at that object. f8L
+ 指只有折射沒有反射光， X 8<<;?L
- 指只有反射沒有折射。
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