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 0)oQrY
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macro 正文:········· +;Gvp=hk
! centroid.zpl /Xv@g$
! Q5u3~Q'e
! Written by Kenneth Moore 9/1/92 lTFo#p_(
! Added TIMER function 4/18/96 =vDpm,
! $$*0bRfd4=
TIMER wRq
f'
! >SS^qjh/
! The delta controls how many rays will be traced. A Yp8XZ3
! delta of .025 will trace a 80 x 80 grid in the pupil. yVJ)JhV
! u'gsIuRJ
delta = .025 *OHjw;xm+
! f9hH{(A
print "This program computes the chief ray coordinates," |/Y!R>El
print "centroid coordinates, and middle coordinates for" iR8;^C.aT
print "the primary wave spot at each field position." Q8h=2YL
maxfield = maxf() ie7TO{W
if maxfield == 0 then maxfield = 1 ej&o,gX
n = nsur() H>"P]Y)oX
f = 1 q!q=axfMD
label 1 AboRuHQ
hx = fldx(f)/maxfield V;P*/ke
hy = fldy(f)/maxfield KqNsCT+j
raytrace hx,hy,0,0 ^,[gO#hgz
format 10.4 z ^y -A?
print q~X}&}UT
print " X Field = ", fldx(f), zOJzQZ~
print " Y Field = ", fldy(f) db3.X~Cn#s
print " X Chief = ",rayx(n), 2%MS$Fto
print " Y Chief = ",rayy(n) 3ZvQUH/{W
xraymax = -9e9 zP/SDW
yraymax = -9e9 U;gy4rj
xraymin = 9e9 9Z3Vf[n5\
yraymin = 9e9 JqEo~]E]
xraytot = 0 "tj]mij2)G
yraytot = 0 fvG4K(
numray = 0 ;@n/gU
numrayattempt = 0 Kn2W{* wD
px = -1 - delta 6*I=%
H|
label 2 tcI Z
2H%
px = px + delta aDE}'d1qo
py = -1 - delta <u
label 3 VY0-18 o
py = py + delta nrM-\'
rad = px*px + py*py j3>&Su>H4
if rad <= 0.9999999 g=Nde2d?
raytrace hx, hy, px, py lnV!Xuf
numrayattempt = numrayattempt+1 "2T* w~V&y
if !rayv(n) **************************** @^HZTuP2;
numray = numray + 1 lW]&a"1$
x = rayx(n) T3-/+4$0v
y = rayy(n) K{ FBrh
if (x < xraymin) then xraymin = x |;YDRI
if (x > xraymax) then xraymax = x 0X%#9s~
if (y < yraymin) then yraymin = y p,\(j
if (y > yraymax) then yraymax = y gNh4c{Al9
xraytot = xraytot + x F_V/&OV
yraytot = yraytot + y xB}B1H%
endif cn'rBY
endif *C^TCyBK;
if py < 1.0 then goto 3 hr
g'Z5n
if px < 1.0 then goto 2 jYW-}2L
if numray Gk|T1%
format 14.8 Qr~yHFc1y
print " X Centroid = ",xraytot/numray, dAjm4F-
print " Y Centroid = ",yraytot/numray lK#uyag
print " X Middle = ",(xraymax+xraymin)/2, "}uV=y
print " Y Middle = ",(yraymax+yraymin)/2 o7yvXrpG(U
format .0 ; VQ:\fG
print " ",numray, " out of ", numrayattempt," rays made it through." ~vfPsaRh
else N$cAX^~
print " No rays made it through!" kO,vHg$
endif DF"*[]^[
f=f+1 .y#>mXm>
if f<= nfld() then goto 1 IZxr;\dq6
print 7#9fcfL
print "All field positions done!" No]#RvEd3
FORMAT 0.1 *(nu0
print "Elapsed time ", ETIM(), " seconds." CbT ;#0