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cjsir 2009-01-18 13:50

请教:光源旁边加反光罩后,在罩内无光线出来??

#define SURFACE_LAMP PERFECT_MIRROR 34.00 #>BX/O*D  
DECLARE CYLINDER Cylinder001 9H>BWjS  
BEGIN Cylinder001 o1e4.-xI  
Position = 0 0 -0.3 * nLIXnm  
Vector_axis = 0 1 0 =D{B}=D\IM  
Radius = 0.2 ]y.R g{iv  
Length = 60 HC?0Lj  
Surface = SURFACE_LAMP e"*BHvy F  
material = BASIC_MATERIAL PMMA 1.49000 1.70e-003 57.20 g`kY]lu  
9e]'OKL+  
Color = 255 0 0 vuXS/ d  
END 3u*82s\8T  
= PV/`I_h  
DECLARE SOURCE src h(_P9E[g  
`ovgWv  
BEGIN src 'm[6v}  
geometry = Cylinder001 Np$z%ewK.  
emission = LAMBERT !z?0 :Jg  
power = 200 uWh|C9Y!A  
unit = Lumen Vz'HM$  
spectrum = BLACKBODY 5000 &2Q*1YXj  
END  U7E  
DECLARE CURVE2D_CONIC MyCurve2DConic001 8qN"3 Et  
BEGIN MyCurve2DConic001 !I~C0u  
Position = 0 -0.8 cI3y  
Orientation = 1 0 i=-8@  
Radius = 1 !Qcir&]C>  
Conic = 0 YwGH G{?e  
XMin = -1 mGO>""<:  
XMax = 1 ALfiR(!  
END \04mLIJr9  
DECLARE VOLUME_EXTRUSION MyVolumeExtrusion001 kff ZElV  
BEGIN MyVolumeExtrusion001 ,7<DGI_y  
Position = 0 30 0 Vg{Zv4+t  
Vector_I = 1 0 0 2)=la%Nx  
Vector_J = 0 0 1 b_|u<  
Generatrix = MYCURVE2DCONIC001 4#_$@ r  
Length = 30 Q70bEHLA  
Surface = SIMPLE_SCATTERING_REFLECTION_ONLY 2.000000 10.000000 80.000000 25.000000 wYjQ V?,  
Material = BASIC_MATERIAL PMMA 1.49000 1.70e-003 57.20 qcYNtEs*c  
Color = 255 155 255 Z^*NnL.'  
END ]rnXNn;  
yc[(lq.^n  
[attachment=15897]
uplight 2009-01-20 09:05
粗看了一下: 9_UN.]  
光源定义了光强、散射方式、光谱, ` 5#h jLe  
怎么没有定义光源的出光角度?
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