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············· {TV6eV
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macro 正文:········· 2wKW17wj,
! centroid.zpl n@"h^-
! E,fG<X{
! Written by Kenneth Moore 9/1/92 L4w KG&
! Added TIMER function 4/18/96 Wdp?<U
! gr%!<2w
TIMER "h >B`S
! M1sR+e$"
! The delta controls how many rays will be traced. A 6n}5>GSF
! delta of .025 will trace a 80 x 80 grid in the pupil. }>|!Mf]W?R
! t(,_
delta = .025 c(tX761qz
! ecjjCt2S
print "This program computes the chief ray coordinates," \4B2%H
print "centroid coordinates, and middle coordinates for" bOKgR{i
print "the primary wave spot at each field position." {Al}a`da
maxfield = maxf() +d=cI
if maxfield == 0 then maxfield = 1 E$w2SQ
n = nsur() /N'|Vs,X
f = 1 |x[zzx#
>-
label 1 ^/k`URQ
hx = fldx(f)/maxfield ==i:*
hy = fldy(f)/maxfield No1*~EQ
raytrace hx,hy,0,0 U<|h4'(@L
format 10.4 ) C?emTih
print 1E]|>)$
print " X Field = ", fldx(f), mF|7:zSo
print " Y Field = ", fldy(f) ND3(oes+;K
print " X Chief = ",rayx(n), S<+/ Ep 2
print " Y Chief = ",rayy(n) mnwYv..ePz
xraymax = -9e9 f-!A4eKe
yraymax = -9e9 H+VKWGmfG
xraymin = 9e9 Ki"o0u
yraymin = 9e9 q')MKR*
xraytot = 0 z
5T_
yraytot = 0 X9d~r_2&m<
numray = 0 2?)bpp$WZ
numrayattempt = 0 rTR4j>Ua~
px = -1 - delta 99<0xN(25
label 2 cnrS.s=
px = px + delta RH+'"f
py = -1 - delta `9+>2*k
label 3 \8 I>^4t'/
py = py + delta .Y?/J,Ch
rad = px*px + py*py X)tf3M
{J@
if rad <= 0.9999999 RnA>oKc
raytrace hx, hy, px, py axRzn:f
numrayattempt = numrayattempt+1 ikSm;.
if !rayv(n) **************************** NVTNjDF%s
numray = numray + 1 r dc}e"v
x = rayx(n) 6__#n`
y = rayy(n) jf_0IE
if (x < xraymin) then xraymin = x ~m]sJpW<"
if (x > xraymax) then xraymax = x s?.A
$^t
if (y < yraymin) then yraymin = y *=- o0 c
if (y > yraymax) then yraymax = y ~"Pu6-\VT
xraytot = xraytot + x x}w"2[fL
yraytot = yraytot + y D~;hIt*
endif Pmj]"7Vd[
endif 2hjR'6h"Y
if py < 1.0 then goto 3 P&ig.Og*
if px < 1.0 then goto 2 ed,w-;(n~
if numray S<hj6A
format 14.8 ]aqHk
print " X Centroid = ",xraytot/numray, <By6%<JTn
print " Y Centroid = ",yraytot/numray :?Xd&u0){
print " X Middle = ",(xraymax+xraymin)/2, <eObQ[mQ
print " Y Middle = ",(yraymax+yraymin)/2 +&W%]KEh
format .0 kH!I&4d&
print " ",numray, " out of ", numrayattempt," rays made it through." _L6WbRu|
else reyN5n~4U
print " No rays made it through!" 8-N8v
*0
endif nt/+?Sj
f=f+1 >bf29tr
if f<= nfld() then goto 1 /\%K7\
print b6IYo!3
print "All field positions done!" ZWC-<QO"<
FORMAT 0.1 +TzF*Np
print "Elapsed time ", ETIM(), " seconds." )\:cL GM