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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············· H*N<7#  
xZ {6!=4!  
macro 正文:········· .9vS4C  
! centroid.zpl A.r7 ks  
! 68z#9}  
! Written by Kenneth Moore 9/1/92 }3: mn  
! Added TIMER function 4/18/96 <=n;5hv:  
! Jai]z  
TIMER ( 3B1X  
! @!")shc  
! The delta controls how many rays will be traced. A ysOf=~ 1  
! delta of .025 will trace a 80 x 80 grid in the pupil. i$] :Y`3h  
! :<P4=P P  
delta = .025 I]eeV+U8W  
! hhPQ.{]>  
print "This program computes the chief ray coordinates," q#3T L<  
print "centroid coordinates, and middle coordinates for" $Xwk8<  
print "the primary wave spot at each field position." S} UYkns*  
maxfield = maxf() @;eH~3P  
if maxfield == 0 then maxfield = 1 ywp_,j9F  
n = nsur() Q$U.vF7BnP  
f = 1 ]z'L1vQl7  
label 1 #|E#Rkw!  
hx = fldx(f)/maxfield : 2%eh  
hy = fldy(f)/maxfield k4$zM/ob  
raytrace hx,hy,0,0 YWn""8p;P  
format 10.4 Mrk3r/ 8w  
print M@es8\&S.  
print "  X Field    = ", fldx(f), ,mm97I  
print "  Y Field    = ", fldy(f) #Q =73~  
print "  X Chief    = ",rayx(n), >Y4^<!\v  
print "  Y Chief    = ",rayy(n) o`n8Fk}i  
xraymax = -9e9 0\!Bh^++1  
yraymax = -9e9 %BC%fVdP  
xraymin =  9e9 p|->z  
yraymin =  9e9 P\Qvj7_  
xraytot = 0 R7rM$|n=o  
yraytot = 0 Y[L,rc/j  
numray = 0 AT I=&O`  
numrayattempt = 0 dsw^$R}   
px = -1 - delta =k<b* 8  
label 2 ;cf$u}+  
px = px + delta =b$g_+  
py = -1 - delta :i>LESJq  
label 3 0Lj;t/mG  
py = py + delta Z]Xa:[  
rad = px*px + py*py ]uFJ~ :R  
if rad <= 0.9999999 fZf>>mu@r'  
        raytrace hx, hy, px, py #8t=vb3  
        numrayattempt = numrayattempt+1 $DH/  
        if !rayv(n)                                              ****************************  Fw[1Aa#  
                numray = numray + 1 eHUyV@  
                x = rayx(n) s@~3L  
                y = rayy(n) agfDx ^,  
                if (x < xraymin) then xraymin = x 1^o})9  
                if (x > xraymax) then xraymax = x 4}D&=0IZ  
                if (y < yraymin) then yraymin = y 4wKCz Py  
                if (y > yraymax) then yraymax = y W= NX$=il  
                xraytot = xraytot + x G0: <#?<5  
                yraytot = yraytot + y S".|j$  
        endif _K?v^oM#  
endif W\B@0Iso  
if py < 1.0 then goto 3 H$?MPA-c  
if px < 1.0 then goto 2 x3'ANw6E  
if numray LT{g^g  
        format 14.8 RQ|K?^k v  
        print "  X Centroid = ",xraytot/numray, R{brf6,  
        print "  Y Centroid = ",yraytot/numray &O+S [~  
        print "  X Middle   = ",(xraymax+xraymin)/2, Z .`+IN(>E  
        print "  Y Middle   = ",(yraymax+yraymin)/2 [i~@X2:Al  
        format .0 " xC$Ko _  
        print "  ",numray, " out of ", numrayattempt," rays made it through." `vt+VUNf  
else $R ze[3  
        print "  No rays made it through!" % }b  
endif 9ox5,7ZQ  
f=f+1 |o eg'T  
if f<= nfld() then goto 1 SgQmR#5  
print d>J +7ex+  
print "All field positions done!" b6e 2a/x  
FORMAT 0.1 uUaDesz~=  
print "Elapsed time ", ETIM(), " seconds." 68~]_r.a  
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 lnl>!z  
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 -oju-gf K  
的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  p)7U%NMc(*  
d8jP@>  
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 z[+pN:47  
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