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rcasiodu:有好几种方法啊,我知道的有三种: VrL==aTYXs (1)在ray trace中,有主光线角度,如下图 e.pm`%5bO [图片] ,>" rcd (2)利用操作数,在merit function中定义主光线角度的操作数(RETY ATAN) +Kc1a; [图片] 4dy2m! ....... (2012-08-16 16:13) c2M-/ x-:
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