[求助]请教：光源旁边加反光罩后，在罩内无光线出来？？ [复制链接]

#define SURFACE_LAMP PERFECT_MIRROR 34.00 aEdMZ+P.  
DECLARE CYLINDER Cylinder001 Q']'
KU.  
BEGIN Cylinder001
'(r?($s  
Position = 0 0 -0.3 \|X 1  
Vector_axis = 0 1 0 (1S9+H>g  
Radius = 0.2 o7we'1(O  
Length = 60 suQ`a_zJ  
Surface = SURFACE_LAMP ~jKIuO/  
material = BASIC_MATERIAL PMMA 1.49000 1.70e-003 57.20 fPN/Mxu  
';.TQ_I7Y  
Color = 255 0 0 f4<~_ZGr  
END KX x+J}n  
:Dr4?6hdr  
DECLARE SOURCE src b^[>\s'  
Sy.%>$z  
BEGIN src miBCq
l@x  
geometry = Cylinder001 T:Q+ Z }v+  
emission = LAMBERT Fc=F2Mo?  
power = 200 LU*mR{B  
unit = Lumen ~mH'8K|l  
spectrum = BLACKBODY 5000 i{:?Iw 'ay  
END lKQjG+YF  
DECLARE CURVE2D_CONIC MyCurve2DConic001 %\v  
BEGIN MyCurve2DConic001 1\-lAk!   
Position = 0 -0.8 F9w2+z.  
Orientation = 1 0 6UN{Vjr%`  
Radius = 1 jz'%(6#'gW  
Conic = 0 9%k4Ic%P  
XMin = -1 LfnQcI$kO  
XMax = 1 S]ndnxy"b  
END |L;Hd.l7^*  
DECLARE VOLUME_EXTRUSION MyVolumeExtrusion001 %,N-M]Jf  
BEGIN MyVolumeExtrusion001 |<]wM(GxE  
Position = 0 30 0 Zjc/GO  
Vector_I = 1 0 0 <1sUK4nQ,  
Vector_J = 0 0 1 AnsJ3C  
Generatrix = MYCURVE2DCONIC001 ,^iT,MgNNf  
Length = 30 kyB>]2  
Surface = SIMPLE_SCATTERING_REFLECTION_ONLY 2.000000 10.000000 80.000000 25.000000 B 4e}%  
Material = BASIC_MATERIAL PMMA 1.49000 1.70e-003 57.20 %AgCE"!  
Color = 255 155 255 EA:_PBZ  
END N:^
4OnVR  
,({%t  

描述:图

图片:未标题-1 拷贝.jpg

粗看了一下： G#^6H]`[J:  
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