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rcasiodu:有好几种方法啊,我知道的有三种: f^c+M~\JKj (1)在ray trace中,有主光线角度,如下图 $JE,u'JQ [图片] <,d550GSm (2)利用操作数,在merit function中定义主光线角度的操作数(RETY ATAN) a6p0_-MF [图片] SnCwoxK ....... (2012-08-16 16:13) UK`A:N2[
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