| chenyix1 |
2008-03-12 09:37 |
看一下幫助，裡面有 U^ ~K-!0
INTERFACE r [ t m m'] ? /U6G?3b
COAT k coat coat' ;vF8V`f
-k *n2Q_o
+k Jn m{i|6N
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. EH] 5ZZ[Z
+ 指只有折射沒有反射光， s N 7I~
- 指只有反射沒有折射。
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