| chenyix1 |
2008-03-12 09:37 |
看一下幫助，裡面有 "m3Y))a
INTERFACE r [ t m m'] ? a*hThr+$M
COAT k coat coat' o~K 2K5I
-k :I('xVNPz
+k Uk9g^\H<D
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.
R'/ wOE2
+ 指只有折射沒有反射光， NjxW A&[ng
- 指只有反射沒有折射。
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