| chenyix1 |
2008-03-12 09:37 |
看一下幫助,裡面有 UYzNaw4/x INTERFACE r [ t m m'] ? ;_0frX COAT k coat coat' GE=PaYz -k u,]qrlx{ +k csV3mzP 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. VFKFO9 + 指只有折射沒有反射光, J|([( - 指只有反射沒有折射。
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