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············· 1:5jUUL8
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macro 正文：········· v1wMXOR
! centroid.zpl 'B0=
"7
! ibo{!> m
! Written by Kenneth Moore 9/1/92 q ELy'\
! Added TIMER function 4/18/96 W=j
! $/sIdFZi
TIMER ak]:ir`o
! se O7 /h_a
! The delta controls how many rays will be traced. A \UZlFE
! delta of .025 will trace a 80 x 80 grid in the pupil. _s{on/u
! d 2f
delta = .025 \= 3V]7\&
! <pzCpF<
print "This program computes the chief ray coordinates," !Wn^B |
print "centroid coordinates, and middle coordinates for" T 2Uu/^
print "the primary wave spot at each field position." ^i> Tm9vM
maxfield = maxf() {akS K
if maxfield == 0 then maxfield = 1 -'ff0l
n = nsur() " tax
f = 1 A #/O~-O^
label 1 h$3o]~t
hx = fldx(f)/maxfield T \d-r#{
hy = fldy(f)/maxfield h+ixl#:
raytrace hx,hy,0,0 Z]U"i 1lA
format 10.4 y>4r<Y ZQ
print Q7u/k$qN
print " X Field = ", fldx(f), J0xV\O
!e
print " Y Field = ", fldy(f) LHit9O[_/s
print " X Chief = ",rayx(n), -nM=^ i4)
print " Y Chief = ",rayy(n) /K!&4mK
xraymax = -9e9 _Z9H Ol@
yraymax = -9e9 LU'<EXUbY
xraymin = 9e9 \9r 1JP0
yraymin = 9e9 # !:u*1
xraytot = 0 ST'eJ5P7!5
yraytot = 0 <]{$XcNm
numray = 0 0^l )9zE
numrayattempt = 0 gzV&S5A{_
px = -1 - delta Pn& !C *,
label 2 |AgdD
px = px + delta Q}/2\Q=)j
py = -1 - delta suo;+T=`I
label 3 ]'
ck!eG
py = py + delta c4\Nuy
rad = px*px + py*py &
B
CA
if rad <= 0.9999999 $-x@P9im
raytrace hx, hy, px, py E;I'b :U`
numrayattempt = numrayattempt+1 YTb/ LeuT
if !rayv(n) **************************** 6R`q{}.
numray = numray + 1 q 4R vr[
x = rayx(n) [.ya&E)x
y = rayy(n) Rix|LKk{
if (x < xraymin) then xraymin = x 3izGMH_`
if (x > xraymax) then xraymax = x /"q
wC
if (y < yraymin) then yraymin = y 7,^.h<@K
if (y > yraymax) then yraymax = y ft aGu-d%
xraytot = xraytot + x V?yTJJ21X
yraytot = yraytot + y VM.4w.})_E
endif W UN|,P`b
endif %I`%N2s s
if py < 1.0 then goto 3 w6Owfq'v
if px < 1.0 then goto 2 mi`jY0e2
if numray ktEdbALK
format 14.8 ~_ XK<}SK
print " X Centroid = ",xraytot/numray, MS>QU @z7c
print " Y Centroid = ",yraytot/numray ;z Qrree#
print " X Middle = ",(xraymax+xraymin)/2, I1Jhvyd?$
print " Y Middle = ",(yraymax+yraymin)/2 Dr _ (u<[
format .0 UN8]>#\ "`
print " ",numray, " out of ", numrayattempt," rays made it through." bJW Pr
else > 508-)'
print " No rays made it through!" (q
0wV3Qv
endif uE;bNs'
f=f+1 z P`&X:8
if f<= nfld() then goto 1 G+S MH`h
print _U<r @
print "All field positions done!" .7`c(9<
FORMAT 0.1 GKg&lM!O$
print "Elapsed time ", ETIM(), " seconds." UG,< \k&
