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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············· C 3^JAP  
e7 ^mmm  
macro 正文:········· nV"~-On  
! centroid.zpl [w0QZyUn  
! g%sluT[#  
! Written by Kenneth Moore 9/1/92 8EW_V$>R  
! Added TIMER function 4/18/96 ~ksi</s  
! my(2;IJ#{  
TIMER u_@f$  
! CDsSrKhx  
! The delta controls how many rays will be traced. A Z InpMp  
! delta of .025 will trace a 80 x 80 grid in the pupil. K'L^;z6  
! &5\iM^  
delta = .025 |,S+@"0#  
! 7?#J~.d5  
print "This program computes the chief ray coordinates," z06r6  
print "centroid coordinates, and middle coordinates for" /Lfm&;  
print "the primary wave spot at each field position." Px4) >/ z,  
maxfield = maxf() CS2 Bo  
if maxfield == 0 then maxfield = 1 zBCtd1Xrni  
n = nsur() [$mHv,~  
f = 1 fT;s-v[`k  
label 1 um jt]Gu[  
hx = fldx(f)/maxfield 2GP=&K/A  
hy = fldy(f)/maxfield gqZ'$7So  
raytrace hx,hy,0,0 v:IpMU-+\  
format 10.4 &*##bA"!B  
print Vx$\hcG  
print "  X Field    = ", fldx(f), yMG1XEhuG  
print "  Y Field    = ", fldy(f) '=39+*6?  
print "  X Chief    = ",rayx(n), C6VLy x  
print "  Y Chief    = ",rayy(n) WA5&# kg\  
xraymax = -9e9 Y1OCLnK~  
yraymax = -9e9 z6U\axO6  
xraymin =  9e9 \K5DOM "#  
yraymin =  9e9 51#_Vg  
xraytot = 0 "i nd$Z`c  
yraytot = 0 5&QJ7B,!  
numray = 0 B-xGX$<z  
numrayattempt = 0 y^;#&k!  
px = -1 - delta '9laa=H%8  
label 2 *QpMF/<?  
px = px + delta r /YMLQ  
py = -1 - delta y`VyQWW  
label 3 vq0Vq(V=  
py = py + delta bfFeBBi  
rad = px*px + py*py b+%f+zz*h  
if rad <= 0.9999999 y=fx%~<> 8  
        raytrace hx, hy, px, py )P%ZA)l%_o  
        numrayattempt = numrayattempt+1 ?iw!OoZ`  
        if !rayv(n)                                              **************************** !<j'Ea  
                numray = numray + 1 02f~En}>6  
                x = rayx(n) C;;Sih5  
                y = rayy(n) ' KP@W9j  
                if (x < xraymin) then xraymin = x .7Dtm<K#  
                if (x > xraymax) then xraymax = x 69PE9zz  
                if (y < yraymin) then yraymin = y dz:E?  
                if (y > yraymax) then yraymax = y &TnS4O  
                xraytot = xraytot + x )SaGH3~*C  
                yraytot = yraytot + y A}BVep@D  
        endif _Us#\+]_:  
endif rxe >}ZO  
if py < 1.0 then goto 3 O [\i E5+$  
if px < 1.0 then goto 2 ?~l6K(*2  
if numray 6w*dKInG[-  
        format 14.8  '<jyw   
        print "  X Centroid = ",xraytot/numray, ;%B(_c  
        print "  Y Centroid = ",yraytot/numray %D UH@j  
        print "  X Middle   = ",(xraymax+xraymin)/2, *U^6u/iH  
        print "  Y Middle   = ",(yraymax+yraymin)/2 srPWE^&  
        format .0 p2Z?T}fa}&  
        print "  ",numray, " out of ", numrayattempt," rays made it through." z#zI1Am(O  
else `EEL1[:BR  
        print "  No rays made it through!" TCN8a/@z  
endif ?[VM6- &  
f=f+1 1A?W:'N  
if f<= nfld() then goto 1 e|NG"<  
print Gk. ruQW"  
print "All field positions done!" g%ndvdb m  
FORMAT 0.1 BTl k Etm  
print "Elapsed time ", ETIM(), " seconds." F<ZYh  
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 4qphA9i1  
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 ,368d9,rDz  
的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  < z+t,<3D  
&d9{k5/+\  
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 {qDSPo  
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