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············· R8HFyP
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macro 正文:········· hGsYu )
! centroid.zpl %NvY~,
! kp[Jl0K5
! Written by Kenneth Moore 9/1/92 J(0c#}d
! Added TIMER function 4/18/96 i]P]o)
! y&UsSS
TIMER [ACa<U/
! ]c08`
! The delta controls how many rays will be traced. A bFcI\Q{4
! delta of .025 will trace a 80 x 80 grid in the pupil. ;X8eZQ
! *cf#:5Nl
delta = .025 vV%w#ULxE~
! [L:,A{rve
print "This program computes the chief ray coordinates," -{HA+ YL H
print "centroid coordinates, and middle coordinates for" _T1|_9b
print "the primary wave spot at each field position." :p89J\
maxfield = maxf() D ,nF0p
if maxfield == 0 then maxfield = 1 [j):2
n = nsur() _di[PU=Vh
f = 1 \]zHM.E1
label 1 $. Ih-
hx = fldx(f)/maxfield V
V<Zl
hy = fldy(f)/maxfield iNcB6,++
raytrace hx,hy,0,0 %5'6^bT
format 10.4 Wh,p$|vL
print H?PaN)_6-+
print " X Field = ", fldx(f), @,$>H7o
print " Y Field = ", fldy(f) opd^|xx0
print " X Chief = ",rayx(n), ->d3FR
print " Y Chief = ",rayy(n) Mp}U>+8
xraymax = -9e9 s$A|>TOY
yraymax = -9e9 [:Sl^ Z&6M
xraymin = 9e9 :M3Fq@w=
yraymin = 9e9 g/eE^o~;
xraytot = 0 A2..gs/
yraytot = 0 Q/I/>6M7UZ
numray = 0 r3'0{Nn+
numrayattempt = 0 K1Mn_)%
px = -1 - delta "d%o%
label 2 ? g}G#j
px = px + delta 05Ak[OOU>
py = -1 - delta w=,bF$:fIW
label 3 Ch>r.OfP
py = py + delta EjrK.|I0
rad = px*px + py*py :wtK'ld
if rad <= 0.9999999 Dc2H<=];
raytrace hx, hy, px, py nH_M#
numrayattempt = numrayattempt+1 F P3{Rp
if !rayv(n) **************************** XU_gvz
numray = numray + 1 h:xvnyaI
x = rayx(n) +87|gC7B
y = rayy(n) 3%P<F>6
J
if (x < xraymin) then xraymin = x Fsz;T;
if (x > xraymax) then xraymax = x Qu|H_<8g
if (y < yraymin) then yraymin = y K|]/BjB/
if (y > yraymax) then yraymax = y \8g'v@$wG
xraytot = xraytot + x u^, eHO
yraytot = yraytot + y :<hM@>eFn
endif shKTj5s?
endif ^VOFkUp)
if py < 1.0 then goto 3 =bgWUu\F
if px < 1.0 then goto 2 ]lqLC
if numray Qco8m4n
format 14.8 tnE),
print " X Centroid = ",xraytot/numray, Kl_(4kQE_
print " Y Centroid = ",yraytot/numray HAwdu1$8
print " X Middle = ",(xraymax+xraymin)/2, H%pD9'q~
print " Y Middle = ",(yraymax+yraymin)/2 iSbPOC7
format .0 8
kvF~d
;
print " ",numray, " out of ", numrayattempt," rays made it through." 42M_ %l_
else >jz9o9?8
print " No rays made it through!" >e^bq/'
endif @CMEmgk~
f=f+1 xIA] 5@;a
if f<= nfld() then goto 1 SP.k]@P
print S#kYPe
print "All field positions done!" [4w*<({*
FORMAT 0.1 ,R.rxoO
print "Elapsed time ", ETIM(), " seconds." 6%it`A8}