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············· ++}#pl8e
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macro 正文:········· 7D4I>N'T
! centroid.zpl Zk #C!]=
! s3)T}52
! Written by Kenneth Moore 9/1/92 Ucj>gc=
! Added TIMER function 4/18/96 !_:|mu'
! ^p~ 3H
TIMER sv*xO7D.
! rzKn5Z
! The delta controls how many rays will be traced. A jAD{?/RB}
! delta of .025 will trace a 80 x 80 grid in the pupil. %U$%x
! Lw{'mtm
delta = .025 vFGVz
! KkZ o|\V
print "This program computes the chief ray coordinates," q%FXox~b
print "centroid coordinates, and middle coordinates for" BeM|1pe.
print "the primary wave spot at each field position." ":^cb =
maxfield = maxf() jhE3@c@pT
if maxfield == 0 then maxfield = 1 ACH!Gw~
n = nsur() SVT'fPm1M
f = 1 D?cE$P
label 1 W.<I:q`eO
hx = fldx(f)/maxfield 4Bq4d.0
hy = fldy(f)/maxfield nIqmora
raytrace hx,hy,0,0 :;Wh!8+j
format 10.4 ;gW?Fnry;
print Y.8mgy>
print " X Field = ", fldx(f), j=w`%nh4"f
print " Y Field = ", fldy(f) (2%z9W
print " X Chief = ",rayx(n), 12yX`9h>
print " Y Chief = ",rayy(n) 2ZFp(e^%
xraymax = -9e9 96CC5
yraymax = -9e9 t/:]\|]WB
xraymin = 9e9 +DP{ _x)t
yraymin = 9e9 q0QB[)AP
xraytot = 0 Og<UW^VR
yraytot = 0 xr4kBC
t
numray = 0 5I@2U vV8
numrayattempt = 0 9@z"~H
px = -1 - delta nYO4JlNP
label 2 ,46k8%WW
px = px + delta Hh.l,Z7i7D
py = -1 - delta u:&Lf
label 3 W RVm^
py = py + delta [
f`V_1d3
rad = px*px + py*py j*N:Kdzvl
if rad <= 0.9999999 fwi(qx1=}
raytrace hx, hy, px, py )~[hf,R5S
numrayattempt = numrayattempt+1 }KwL_\>&f
if !rayv(n) **************************** fRd^@@,[
numray = numray + 1 '#0'_9}
x = rayx(n) )}jXC4
y = rayy(n) _8"%nV
if (x < xraymin) then xraymin = x v}\Nx[}
if (x > xraymax) then xraymax = x xA2"i2k9
if (y < yraymin) then yraymin = y TwXqk>J
if (y > yraymax) then yraymax = y Q#rj>+?
xraytot = xraytot + x ln6Hr^@5
yraytot = yraytot + y cp>1b8l6?
endif J.QFrIB{]+
endif K PSHBv-#
if py < 1.0 then goto 3 X,8]g.<
if px < 1.0 then goto 2 V}kQXz"9
if numray mdTCe
HX
format 14.8 /a!M6:,pX
print " X Centroid = ",xraytot/numray, ~1v5H]T{
print " Y Centroid = ",yraytot/numray 6S#e?>"+
print " X Middle = ",(xraymax+xraymin)/2, \P|PAU@,
print " Y Middle = ",(yraymax+yraymin)/2 &I$MV5)u
format .0 %^$7z,>;
print " ",numray, " out of ", numrayattempt," rays made it through." 4R/cN'-
else h+7THMI
print " No rays made it through!" N8^AH8l
endif [~<X|_LG
f=f+1 &{c.JDO
if f<= nfld() then goto 1 kq kj.#u
print .`3O4]N[
print "All field positions done!" zg2}R4h
FORMAT 0.1 a.yCd/
print "Elapsed time ", ETIM(), " seconds." vC9Qe
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