看一下幫助,裡面有 c2t=_aAIPQ
INTERFACE r [ t m m'] ? myl+J;,]
COAT k coat coat' L|P5=/d
-k aI^/X{d
+k eIRLNxt+v
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. (8.Z..PH
+ 指只有折射沒有反射光, |KSy`lY-j>
- 指只有反射沒有折射。