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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············· 6Ik,zQL  
?<yM7O,4  
macro 正文:········· @v*/R%rv t  
! centroid.zpl )*d W=r/$V  
! Kw`VrcwjT  
! Written by Kenneth Moore 9/1/92 Q9`QL3LQD  
! Added TIMER function 4/18/96 L~^*u_U]  
! <_./SC  
TIMER 8g >b  
! cubk]~VD  
! The delta controls how many rays will be traced. A nB ".'=  
! delta of .025 will trace a 80 x 80 grid in the pupil. 7.+#zyF  
! X{-9FDW  
delta = .025 T^}  
! /+3a n9h  
print "This program computes the chief ray coordinates," 1SV^){5I  
print "centroid coordinates, and middle coordinates for" $,hwU3RVxc  
print "the primary wave spot at each field position." 6dEyv99  
maxfield = maxf() ]fI/(e_U  
if maxfield == 0 then maxfield = 1 7a$ G@  
n = nsur() ^SfS~G Q  
f = 1 1 Ee>S\9t  
label 1 cDXsi#Raj  
hx = fldx(f)/maxfield @oG)LT  
hy = fldy(f)/maxfield v}v 5  
raytrace hx,hy,0,0 I6LD)?  
format 10.4 J:F^ #gW  
print U~2`P  
print "  X Field    = ", fldx(f), k,Zm GllQ]  
print "  Y Field    = ", fldy(f) yO>V/5`  
print "  X Chief    = ",rayx(n), dy>|c j  
print "  Y Chief    = ",rayy(n) C+MSVc  
xraymax = -9e9 )DUL)S  
yraymax = -9e9 fH8!YQG8$  
xraymin =  9e9 [[)_BmS5r  
yraymin =  9e9 6b Z[Kt  
xraytot = 0 ^Dx#7bsDZR  
yraytot = 0 H%z@h~s>  
numray = 0 em]xtya  
numrayattempt = 0 -&[z\"T  
px = -1 - delta .%0ne:5  
label 2 <V_7|)'/A  
px = px + delta RwTzz] M  
py = -1 - delta czBi Dk4  
label 3 Pcu|k/tk  
py = py + delta ]R_G{%  
rad = px*px + py*py q?~Rnv  
if rad <= 0.9999999 chAan~r[*  
        raytrace hx, hy, px, py |Zq\GA  
        numrayattempt = numrayattempt+1 O(OmGu4%  
        if !rayv(n)                                              **************************** }G1&]Wt_  
                numray = numray + 1 mPVE?jnR^0  
                x = rayx(n) CM~MoV[k7e  
                y = rayy(n) wy4q[$.4v  
                if (x < xraymin) then xraymin = x MPRO !45Z  
                if (x > xraymax) then xraymax = x $<ddy/4  
                if (y < yraymin) then yraymin = y Z-|li}lDr  
                if (y > yraymax) then yraymax = y E:VGji7s  
                xraytot = xraytot + x <Ns &b.\h6  
                yraytot = yraytot + y Eqphd!\#6  
        endif S>ugRasZ$  
endif MMD<I6Iyv  
if py < 1.0 then goto 3 -WT3)On  
if px < 1.0 then goto 2 u+% tPe  
if numray jFj~]]j  
        format 14.8 <FmBa4ONU  
        print "  X Centroid = ",xraytot/numray, DA LQ<iF  
        print "  Y Centroid = ",yraytot/numray & QY#3yj=  
        print "  X Middle   = ",(xraymax+xraymin)/2, c)1=U_61  
        print "  Y Middle   = ",(yraymax+yraymin)/2 H,>#|F  
        format .0 }h~'AM  
        print "  ",numray, " out of ", numrayattempt," rays made it through." AQci,j"  
else gGKKs&n7  
        print "  No rays made it through!" $au2%NL  
endif X N;/nU  
f=f+1 56s*A*z$ ;  
if f<= nfld() then goto 1 vbn>mg5  
print b]`^KTYK  
print "All field positions done!" zeTszT)  
FORMAT 0.1 r69WD .  
print "Elapsed time ", ETIM(), " seconds." VBx,iuaw  
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 &N{zkMf  
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 D`fc7m  
的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  Ei|0L$NCg  
!pV<n  
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 Wb'*lT0=  
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