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············· $-f(.S
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macro 正文:········· a5%IjgQ&z
! centroid.zpl Di #E m[
! xr-v"-
! Written by Kenneth Moore 9/1/92 uJ/&!q<3
! Added TIMER function 4/18/96 G-sA)WOF
! ^ZO3:"t!w
TIMER AN-;*n<'
! !:Clzlg
! The delta controls how many rays will be traced. A l&v&a!EU
! delta of .025 will trace a 80 x 80 grid in the pupil. l%$co07cX
! :KJZo,\
delta = .025 }4"T#
[n#
! C@s;0-qL
print "This program computes the chief ray coordinates," Hf$LWPL)lM
print "centroid coordinates, and middle coordinates for" $9O%,U@
print "the primary wave spot at each field position." +W9#^
maxfield = maxf() X7&
^"|:
if maxfield == 0 then maxfield = 1 qluaop
n = nsur() qW:\6aEG
f = 1 qct:xviH<|
label 1 2:& [r*
hx = fldx(f)/maxfield .(2ui~ed
hy = fldy(f)/maxfield h^"OC$
raytrace hx,hy,0,0 |#-GH$.v
format 10.4 =qVD"Z]z
print dzZ75
print " X Field = ", fldx(f), rui]_Fn]I
print " Y Field = ", fldy(f) Se
%"C&
print " X Chief = ",rayx(n), ?AJE*=b
print " Y Chief = ",rayy(n) F^|4nBd*ub
xraymax = -9e9 >R}p*=J
yraymax = -9e9 w"K;e (S
xraymin = 9e9 H:M;H=0
yraymin = 9e9 l@ W?qw
xraytot = 0 +cnBEv~y
yraytot = 0 tB7g.)yZb
numray = 0 ,BG
L|5?3z
numrayattempt = 0 Vtr5<:eEx
px = -1 - delta }H<87zH
label 2 |VD}:
px = px + delta " tUF,G(<
py = -1 - delta IQ"9#{o
label 3 42mZ.,<
py = py + delta X6Hd%}*mN
rad = px*px + py*py Z6xM(*vg
if rad <= 0.9999999 /DBldL7yi
raytrace hx, hy, px, py \zPcnDB
numrayattempt = numrayattempt+1 +_LWN8F
if !rayv(n) **************************** OwM.N+z#T
numray = numray + 1 OJF41Z
x = rayx(n) L cpz(W^
y = rayy(n) }hv" ku6!
if (x < xraymin) then xraymin = x e[a?5,s2
if (x > xraymax) then xraymax = x D27MT/=7
if (y < yraymin) then yraymin = y 0*Is#73rjY
if (y > yraymax) then yraymax = y R87e"m/C%
xraytot = xraytot + x U}Aoz|
yraytot = yraytot + y mlD 1 o
endif 0QxE6>xL=
endif S*-/#j
if py < 1.0 then goto 3 .[KXO0Ui6u
if px < 1.0 then goto 2 ZeyAbo
if numray ;K9rE3
format 14.8 [10;Mg
print " X Centroid = ",xraytot/numray, %>G(2)Fb\\
print " Y Centroid = ",yraytot/numray g$j ZpU
print " X Middle = ",(xraymax+xraymin)/2, %"0g}tK6
print " Y Middle = ",(yraymax+yraymin)/2 =icynW^Fr
format .0 RIO4`,
print " ",numray, " out of ", numrayattempt," rays made it through." &