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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············· $sL+k 'dY  
^=I[uX-3ue  
macro 正文:········· c5CxR#O  
! centroid.zpl kPEU}Kv  
! a Sm</@tO&  
! Written by Kenneth Moore 9/1/92 | /-# N  
! Added TIMER function 4/18/96 >iJxq6!  
! 7DW-brd   
TIMER 48gpXcc@|  
! U ;4;>  
! The delta controls how many rays will be traced. A ?`*`A9@  
! delta of .025 will trace a 80 x 80 grid in the pupil. PVKq&Q?  
! !/F-EJOH6C  
delta = .025 $ z+ =lF  
! G4F~V't  
print "This program computes the chief ray coordinates," }WQ:Rmi  
print "centroid coordinates, and middle coordinates for" ;r;>4+zn\  
print "the primary wave spot at each field position." Cn9MboXX  
maxfield = maxf() .<P@6Jq  
if maxfield == 0 then maxfield = 1 rI:]''PR  
n = nsur() ']Km%uwL  
f = 1 yC }x6xG  
label 1 XF4NRs  
hx = fldx(f)/maxfield 7")&njQ/x  
hy = fldy(f)/maxfield i;)r|L `V?  
raytrace hx,hy,0,0 UR`pZ.U?  
format 10.4 oRn5blj  
print 5OFb9YX  
print "  X Field    = ", fldx(f),  `Q^Vm3h  
print "  Y Field    = ", fldy(f) .|ZnU]~T  
print "  X Chief    = ",rayx(n), ,g)9ZP.F  
print "  Y Chief    = ",rayy(n) KrECAc  
xraymax = -9e9 piUfvw  
yraymax = -9e9 Zfr?(y+3  
xraymin =  9e9 z:$TW{%M  
yraymin =  9e9 /Hc0~D4|x  
xraytot = 0 Lj3q?>D*^6  
yraytot = 0 3TD!3p8  
numray = 0 :n?}G0y  
numrayattempt = 0 '$OLU[(Y  
px = -1 - delta _`94CC:  
label 2 E}w<-]8  
px = px + delta PDh1*bf{u  
py = -1 - delta Kib?JRYt  
label 3 q->46{s|  
py = py + delta pQxi0/dp  
rad = px*px + py*py w*N9p8hb]  
if rad <= 0.9999999 ~R W6;  
        raytrace hx, hy, px, py M8lR#2n|  
        numrayattempt = numrayattempt+1 #^/&fdK~A  
        if !rayv(n)                                              **************************** @*LESN>T@t  
                numray = numray + 1 {Q~A;t  
                x = rayx(n) g>R md[!/  
                y = rayy(n) Y|i!\Ae  
                if (x < xraymin) then xraymin = x ;,&1  
                if (x > xraymax) then xraymax = x P(r}<SM  
                if (y < yraymin) then yraymin = y Z.0^:rVp~  
                if (y > yraymax) then yraymax = y My'6 yQL  
                xraytot = xraytot + x ?3i-wpzMp  
                yraytot = yraytot + y ZGOI8M]@  
        endif mk~Lkwl  
endif Ec]cCLB  
if py < 1.0 then goto 3 $}7WJz:  
if px < 1.0 then goto 2 kR-5RaW  
if numray j&?NE1D>I  
        format 14.8 aI8K*D )@  
        print "  X Centroid = ",xraytot/numray, c~Hq.K$d  
        print "  Y Centroid = ",yraytot/numray Hv>Hz*s_I  
        print "  X Middle   = ",(xraymax+xraymin)/2, Om2 )$(  
        print "  Y Middle   = ",(yraymax+yraymin)/2 STB=#z  
        format .0 #/1,Cv yj  
        print "  ",numray, " out of ", numrayattempt," rays made it through." hpym!G  
else ]urcA,a  
        print "  No rays made it through!" e~we YGK  
endif \G*vY#]  
f=f+1 D &wm7,  
if f<= nfld() then goto 1 'm"H*f  
print O@_)]z?jUc  
print "All field positions done!" 2S8/ lsB  
FORMAT 0.1 )P.|Xk:r  
print "Elapsed time ", ETIM(), " seconds." %P9Zx!i>  
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 ^f1}:g  
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 ZwF_hm=/[  
的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  @eT!v{o  
NCSb`SC:  
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 } "y{d@  
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