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············· ?qLFaFt/
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macro 正文:········· &Fzb6/
! centroid.zpl @uqd.Q
! I {S;L
! Written by Kenneth Moore 9/1/92
nzuX&bSw
! Added TIMER function 4/18/96 1MP~dRZ$
! iZ3IdiZ
TIMER DnMwUykF>0
! W#4 7h7M
! The delta controls how many rays will be traced. A +eWQa`g
! delta of .025 will trace a 80 x 80 grid in the pupil. =)H.cuc
! @Q
]=\N:
delta = .025 7 S#J>*
! *v
jmy/3
print "This program computes the chief ray coordinates," )BZ.Sv
print "centroid coordinates, and middle coordinates for" JgKO|VO
print "the primary wave spot at each field position." -LoZs
ru
maxfield = maxf() RE7?KR>
if maxfield == 0 then maxfield = 1 uB]7G0g:
n = nsur() ~:rl=o }
f = 1 Z58X5"
label 1 {3>$[bT
hx = fldx(f)/maxfield Xy|So|/bKd
hy = fldy(f)/maxfield IXMop7~
raytrace hx,hy,0,0 jH5
k
format 10.4 \%JgH=@
:=
print ?yrX)3hyH
print " X Field = ", fldx(f), =t#llgi~
print " Y Field = ", fldy(f) iW]j9} t
print " X Chief = ",rayx(n), }WC[$Y_@
print " Y Chief = ",rayy(n) [64:4/<}
xraymax = -9e9 'Vzp2
yraymax = -9e9 T]f ;km
xraymin = 9e9 ?(' wn<
yraymin = 9e9 zsEc(
xraytot = 0 G}9Jg
yraytot = 0 .;y.]Z/;
numray = 0 m)ky*"(
numrayattempt = 0 ^b4 9
px = -1 - delta e8>})
label 2 %~O,zs.2p
px = px + delta guq{#?}
py = -1 - delta oA7tEu
label 3 [`#CXq'
py = py + delta @wGPqg
rad = px*px + py*py YiXk5B0Uh
if rad <= 0.9999999 7Kr*P<-G
raytrace hx, hy, px, py j"t(0m
numrayattempt = numrayattempt+1 n*R])=F@c
if !rayv(n) **************************** FZ{h?#2?
numray = numray + 1 *<$*"p
x = rayx(n) Q,,e+exbb5
y = rayy(n) h"[AOfTE$
if (x < xraymin) then xraymin = x 0JWDtmK=C
if (x > xraymax) then xraymax = x e@L=LW>
if (y < yraymin) then yraymin = y A9KET$i@v
if (y > yraymax) then yraymax = y / H[=5
xraytot = xraytot + x sNbxI|B
yraytot = yraytot + y NlA,'`,
endif a
kk NI3
endif fF!Yp iI"
if py < 1.0 then goto 3 ]{;gw<T
if px < 1.0 then goto 2 Q4#.X=.d
if numray _>o:R$ %}
format 14.8 F#3Q_G^/
print " X Centroid = ",xraytot/numray, aG-vtld
print " Y Centroid = ",yraytot/numray {UX!go^J
print " X Middle = ",(xraymax+xraymin)/2, $!-yr7
print " Y Middle = ",(yraymax+yraymin)/2 lne|5{h
format .0 6gU96Z
print " ",numray, " out of ", numrayattempt," rays made it through." XnH05LQ
else \,'m</o~,
print " No rays made it through!" =ke2;}X
endif %HhBt5w
f=f+1 sbfuzpg]*
if f<= nfld() then goto 1 vRYQ{:
print k`cfG\;r
print "All field positions done!" xS5vbJ
FORMAT 0.1 9sM!`Lz{
print "Elapsed time ", ETIM(), " seconds." .y'>[