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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············· ;Rv WF )  
vv)q&,<c  
macro 正文:········· |eRE'Wd0  
! centroid.zpl LuZlGm  
! !$NK7-  
! Written by Kenneth Moore 9/1/92 9wx]xg4l"  
! Added TIMER function 4/18/96 F > rr.  
! a<-aE4wdm  
TIMER ./I?|ih  
! (VO'Kd  
! The delta controls how many rays will be traced. A Wrp~OF0k  
! delta of .025 will trace a 80 x 80 grid in the pupil. jG ouwta  
! ! VT$U6  
delta = .025 ,~3rY,y-  
! Tv#d>ZSD  
print "This program computes the chief ray coordinates," l$5nv5r  
print "centroid coordinates, and middle coordinates for" *$O5.`]  
print "the primary wave spot at each field position." iY>P7Uvvz  
maxfield = maxf() * K$ U[$s  
if maxfield == 0 then maxfield = 1 |cd "cx+  
n = nsur() @KM?agtlbl  
f = 1 azFJ-0n@"  
label 1 Z,p@toj'  
hx = fldx(f)/maxfield zsuqRM "  
hy = fldy(f)/maxfield b"\lF1Nf&o  
raytrace hx,hy,0,0 a=W%x{  
format 10.4 5BA:^4zr?  
print m$C1Ea-wnT  
print "  X Field    = ", fldx(f), 8GBKFNR 8  
print "  Y Field    = ", fldy(f) Rk5#5R n  
print "  X Chief    = ",rayx(n), "O r1 f C  
print "  Y Chief    = ",rayy(n) jW7ffb `O  
xraymax = -9e9 )*_G/<N) |  
yraymax = -9e9 ts<\n-f  
xraymin =  9e9 }8AH/  
yraymin =  9e9 i%!<9D~n  
xraytot = 0 Zrwd  
yraytot = 0 3XB`|\:  
numray = 0 )o:sDj`b]  
numrayattempt = 0 Jqzw94  
px = -1 - delta 4Y'Ne2M{  
label 2 `StuUa  
px = px + delta y =sae  
py = -1 - delta &KBDrJEX  
label 3 &_]G0~e  
py = py + delta Pm#/j;  
rad = px*px + py*py ]O}e{Q>  
if rad <= 0.9999999  #*rJI3  
        raytrace hx, hy, px, py Ae=JG8Ht~  
        numrayattempt = numrayattempt+1 dLGHbeZ[(  
        if !rayv(n)                                              **************************** ogSDV   
                numray = numray + 1 .h4NG4FIF  
                x = rayx(n) f?ycZ  
                y = rayy(n) UUDbOxD^w  
                if (x < xraymin) then xraymin = x Z796;qk  
                if (x > xraymax) then xraymax = x EKO'S+~  
                if (y < yraymin) then yraymin = y j=U"t\{  
                if (y > yraymax) then yraymax = y $@kOMT  
                xraytot = xraytot + x ">!pos`<C  
                yraytot = yraytot + y =RXeN+ &R  
        endif 59$PWfi-\  
endif `3jwjy| 5  
if py < 1.0 then goto 3 8 pf]M&  
if px < 1.0 then goto 2 #/Ob_~-?j  
if numray #5h_{q4l  
        format 14.8 R|}4H*N  
        print "  X Centroid = ",xraytot/numray, PSv 5tQhm  
        print "  Y Centroid = ",yraytot/numray oj.J;[-  
        print "  X Middle   = ",(xraymax+xraymin)/2, ,<!*@xy7v  
        print "  Y Middle   = ",(yraymax+yraymin)/2 O Lt0Q.{  
        format .0 5nBJj  
        print "  ",numray, " out of ", numrayattempt," rays made it through." _\yR/W~  
else L<oQKe7Q:  
        print "  No rays made it through!" m+8:_0x "  
endif o "0 ~  
f=f+1 b 1.S21  
if f<= nfld() then goto 1 F5+F O^3E  
print wO.d;SK  
print "All field positions done!" 3n)Kzexh  
FORMAT 0.1 ugXDnM[S%  
print "Elapsed time ", ETIM(), " seconds." W$wX[  
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 2gklGDJD  
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 e(^I.`9z  
的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  zOMxg00  
><IWF#kUA  
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 ;u(*&vRqr^  
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