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moth 2013-01-19 10:26

macros

       最近闲的无聊,看zemax的macro 下面有个宏里自带的macro,原样附下,讨论下标记为 ****************************的作用,为什么要以渐晕为判断标准,这个渐晕的真正作用是干什么的?附下RAYV()->如果无渐晕则为0,否则为渐晕面的编号。(0 if ray was not vignetted,else vignetted surface number.valid only after a RAYTRACE or RAYTRACEEX call)。若大神赐教,小弟感激流涕············· 3s`V)aXP  
,< @,gZru  
macro 正文:········· 4llD6&%  
! centroid.zpl ]?0{(\  
! /Jxq 3D)v  
! Written by Kenneth Moore 9/1/92 .P)s4rQ\  
! Added TIMER function 4/18/96 @[MO,J&h  
! nnt8 sf@\  
TIMER `d7gm;ykp  
! l`@0zw+  
! The delta controls how many rays will be traced. A 6exI_3A4jh  
! delta of .025 will trace a 80 x 80 grid in the pupil. ud0QZ X  
! "7=bL7wM&  
delta = .025  vv+TKO  
! AL>c:K)qO  
print "This program computes the chief ray coordinates," I@n*[EC   
print "centroid coordinates, and middle coordinates for" 5>k>L*5J  
print "the primary wave spot at each field position." <7=&DpjI7F  
maxfield = maxf() JY{X,?s  
if maxfield == 0 then maxfield = 1 1ZT^)/G  
n = nsur() h&lyxYZ+T$  
f = 1 A LXUaE.  
label 1 Q_ctX|.  
hx = fldx(f)/maxfield P}HC(S1  
hy = fldy(f)/maxfield m</]D WJ  
raytrace hx,hy,0,0 ,H>W:O  
format 10.4 \UQ9MX _  
print L-#e?Y}$J  
print "  X Field    = ", fldx(f), oJ^C]E  
print "  Y Field    = ", fldy(f) q75ky1^1:  
print "  X Chief    = ",rayx(n), pe|X@o  
print "  Y Chief    = ",rayy(n) oP/>ju  
xraymax = -9e9 NX?}{'f  
yraymax = -9e9 LU%#mY  
xraymin =  9e9 ^^%JoQ.  
yraymin =  9e9 n_v02vFAHT  
xraytot = 0 Te# ]Cn|  
yraytot = 0 & x`&03X  
numray = 0 H4t)+(:D'  
numrayattempt = 0 lbRzx4=\y  
px = -1 - delta BU`ckK\(  
label 2 p"2m90IO  
px = px + delta Ua %UbAt  
py = -1 - delta S+r^B?a<oM  
label 3 jh[ #p?:  
py = py + delta -$. 0Dc)3!  
rad = px*px + py*py nE_Cuc>K\  
if rad <= 0.9999999 Hb+X}7c$  
        raytrace hx, hy, px, py le.anJAr  
        numrayattempt = numrayattempt+1 a0PE^U  
        if !rayv(n)                                              **************************** 80C(H!^  
                numray = numray + 1 *ot> WVB  
                x = rayx(n) +p9- .YM  
                y = rayy(n) 8) HBh7/  
                if (x < xraymin) then xraymin = x (~JwLe@a  
                if (x > xraymax) then xraymax = x Qlw>+y-i  
                if (y < yraymin) then yraymin = y >z(wf>2J  
                if (y > yraymax) then yraymax = y C8ZL*9U  
                xraytot = xraytot + x 3A_G=WaED  
                yraytot = yraytot + y YxXq I  
        endif %)?`{O~ h  
endif 6hO-H&r++  
if py < 1.0 then goto 3 "tUwo(K[  
if px < 1.0 then goto 2 :5J_5,?;`  
if numray eIH$"f;L  
        format 14.8 Fk{J@Y  
        print "  X Centroid = ",xraytot/numray, eeM?]J-  
        print "  Y Centroid = ",yraytot/numray \8{\;L C  
        print "  X Middle   = ",(xraymax+xraymin)/2, zEj#arSE4  
        print "  Y Middle   = ",(yraymax+yraymin)/2 )n>+m|IqY(  
        format .0 7tRi"\[5  
        print "  ",numray, " out of ", numrayattempt," rays made it through." Lkn4<'un  
else \w%@?Qik  
        print "  No rays made it through!" ,beS0U]  
endif &kzj?xK=(j  
f=f+1 (!3;X"l  
if f<= nfld() then goto 1 dxK9:IX  
print k2r3dO@q  
print "All field positions done!" i)M EK#{  
FORMAT 0.1 s3:9$.tiR[  
print "Elapsed time ", ETIM(), " seconds." 3#c3IZ-;  
kimclps 2013-01-24 14:06
centroid的chief ray定義為通過光束中心(而非stop中心)的光線,其位置會受漸暈 XRxj  W  
的影響,因此須知道漸暈才能算出chief ray位置。
moth 2013-01-27 19:43
kimclps:centroid的chief ray定義為通過光束中心(而非stop中心)的光線,其位置會受漸暈 [0y$! f4  
的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  />44]A<  
k~.&j"K  
Kimclps兄果然学识过人,受教了·····
kimclps 2013-01-29 17:48
不敢當,互相切磋。
junel 2014-06-21 20:48
受教了 ._PzYE|m2  
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