看一下幫助,裡面有 vgNrHq&2q
INTERFACE r [ t m m'] ? ]$UTMuOQl
COAT k coat coat' j:48l[;ed
-k |a\,([aU
+k hf)RPG&
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. t >64^nS
+ 指只有折射沒有反射光, W8]?dL}|
- 指只有反射沒有折射。