[求助]請(qǐng)教：光源旁邊加反光罩后，在罩內(nèi)無(wú)光線出來(lái)？？ [復(fù)制鏈接]

#define SURFACE_LAMP PERFECT_MIRROR 34.00 sM~|}|p  
DECLARE CYLINDER Cylinder001 4oOe  
BEGIN Cylinder001
H1=R(+-s  
Position = 0 0 -0.3 (85F1"Jp  
Vector_axis = 0 1 0
Rm *"SG  
Radius = 0.2 c{#lKD<7  
Length = 60 -]PW\}w1  
Surface = SURFACE_LAMP G0//P .#  
material = BASIC_MATERIAL PMMA 1.49000 1.70e-003 57.20 3!CI=(^IY  
D
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