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············· Z 1wtOL
&M3KJ I0L
macro 正文：········· @^ &p$:
! centroid.zpl `bV&n!Y_
! :t "_I
! Written by Kenneth Moore 9/1/92 }:$ot18
! Added TIMER function 4/18/96 0k5 uqGLXe
! ]n"RPktx
TIMER ;-"q ;&1e
!
tKh
! The delta controls how many rays will be traced. A 2v@B7r4}
! delta of .025 will trace a 80 x 80 grid in the pupil. L[nDjQn"
! m`$Q/SyvG
delta = .025 n`w]? bL
! n q>F_h
print "This program computes the chief ray coordinates," 6yAZvX
print "centroid coordinates, and middle coordinates for" ~UeTV?)
print "the primary wave spot at each field position." I] [&*V1
maxfield = maxf() [7 r^fD
A
if maxfield == 0 then maxfield = 1 2cIbX
n = nsur() T2 rBH]5
f = 1 (@ !K tW
label 1 ;34p
[RT
hx = fldx(f)/maxfield /|H9Gm
hy = fldy(f)/maxfield ]s)Y">6
raytrace hx,hy,0,0 ?GhMGpd Mq
format 10.4 8L_OH
print *pnaj\
print " X Field = ", fldx(f), W4k$m 2
print " Y Field = ", fldy(f) 84e8z {
print " X Chief = ",rayx(n), 3< 6h~ek )
print " Y Chief = ",rayy(n) *ej< 0I {
xraymax = -9e9 f 9kd&#O&
yraymax = -9e9 ?mK&Slh.
xraymin = 9e9 O(=9&PRi
yraymin = 9e9 !||Gfi a
xraytot = 0 +Q);t,
yraytot = 0 kF ,ME5%
numray = 0 $- % um
numrayattempt = 0 ]63!
W c
px = -1 - delta =6=:OId
label 2 yk5K8D[tV
px = px + delta
$X/'BCb
py = -1 - delta + %K ~
label 3 XSK<hr0m
py = py + delta 0#uB[N
rad = px*px + py*py =23@"ji@D
if rad <= 0.9999999 +U_1B%e(%
raytrace hx, hy, px, py A! HJ
numrayattempt = numrayattempt+1 M&faa7
if !rayv(n) **************************** I"3C/ pU2
numray = numray + 1 puW Mgvv
x = rayx(n) SVd@-
'-K
y = rayy(n) QE) zH)(
if (x < xraymin) then xraymin = x , u %V%
if (x > xraymax) then xraymax = x OyK#Rm2A=
if (y < yraymin) then yraymin = y z8{-I@+`
if (y > yraymax) then yraymax = y ZbdGI@
xraytot = xraytot + x w3>11bE
yraytot = yraytot + y U yV5A
endif C^B $_?
endif k_1@?&3
if py < 1.0 then goto 3 d-tg^Ot#
if px < 1.0 then goto 2 S|LY U!IWZ
if numray 1t?OD_d!8
format 14.8 whHuV*K}
print " X Centroid = ",xraytot/numray, F?H=2mzKbz
print " Y Centroid = ",yraytot/numray >C6S2ISSz
print " X Middle = ",(xraymax+xraymin)/2, 9Sd?,z
print " Y Middle = ",(yraymax+yraymin)/2 <? !'
format .0 Q#qfuwz
print " ",numray, " out of ", numrayattempt," rays made it through." yOKzw~;0 %
else 9"gu >
print " No rays made it through!" 2@2d
|
endif '2<r{
f=f+1 > .K%W *t
if f<= nfld() then goto 1 MOCcp s*
print eQ8t.~5;-
print "All field positions done!" S`FIb'J
FORMAT 0.1 SN L-6]j
print "Elapsed time ", ETIM(), " seconds." g<0K
i^#
