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············· Q?{%c[s
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macro 正文:········· jmok]-pC
! centroid.zpl Y+gY"
! s27IeF3
! Written by Kenneth Moore 9/1/92 nB[-KS
! Added TIMER function 4/18/96 YO6BzS/~
! k;WD[SV
TIMER GK(CuwJe
! P&-o>mM
! The delta controls how many rays will be traced. A 92+8zX
! delta of .025 will trace a 80 x 80 grid in the pupil. DSGcxM+
! Xlo7enzY
delta = .025 nQ%HtXt;
! JTlk[c
print "This program computes the chief ray coordinates," =W(*0"RM
print "centroid coordinates, and middle coordinates for" <=uYfi 3,
print "the primary wave spot at each field position." .8hI
ad
maxfield = maxf() *6uccx7{
if maxfield == 0 then maxfield = 1 WzMYRKZ
n = nsur() FhE{khc#
f = 1 &y[NCAeA
label 1 _;<!8e$C
hx = fldx(f)/maxfield z\YIwrq3*
hy = fldy(f)/maxfield }\pI`;*O|
raytrace hx,hy,0,0 jvT'N@
format 10.4 ;"3B,Yj
print H'+7z-%G
print " X Field = ", fldx(f), #;!&8iH
print " Y Field = ", fldy(f) =;}W)V|X)S
print " X Chief = ",rayx(n), BHXi g~d
print " Y Chief = ",rayy(n) 6CJMQi,kn
xraymax = -9e9 ! -gU~0
yraymax = -9e9 n,la<N]
xraymin = 9e9 w =^.ICyb@
yraymin = 9e9 0lw>mxN
xraytot = 0
y(A' *G9
yraytot = 0 J~YT~D2L
numray = 0 DwD$T%kF
numrayattempt = 0 t [QD#;
px = -1 - delta {(73*-~$
label 2 R1jl <=
px = px + delta GQ_KYS{
py = -1 - delta ;*K4{wvG
label 3 ;C]Ufk
py = py + delta Tc2.ciU
rad = px*px + py*py QFh1sb)]d)
if rad <= 0.9999999 f60w%
raytrace hx, hy, px, py K^-1M?
numrayattempt = numrayattempt+1 zF&VzNR2
if !rayv(n) **************************** 9I/b$$?D
numray = numray + 1 ^l &lwSRVt
x = rayx(n) UA[`{rf
y = rayy(n) sFU< PgV
if (x < xraymin) then xraymin = x ~lj~]j
if (x > xraymax) then xraymax = x kmB!NxF>)F
if (y < yraymin) then yraymin = y F_-Lu]*
if (y > yraymax) then yraymax = y $JE,u'JQ
xraytot = xraytot + x b*|~F
yraytot = yraytot + y 37AVk`a
endif i1iP'`r
endif g40Hj Y
if py < 1.0 then goto 3 P<<$o-a"
if px < 1.0 then goto 2 =KRM`_QShg
if numray 7 WJ\nK
format 14.8 bMH~vR
print " X Centroid = ",xraytot/numray, ZsGvv]P
print " Y Centroid = ",yraytot/numray @SQsEq+A?\
print " X Middle = ",(xraymax+xraymin)/2, gLiJ&H
print " Y Middle = ",(yraymax+yraymin)/2 Dc9uq5l
format .0 \0$+*ejz
print " ",numray, " out of ", numrayattempt," rays made it through." 'H1~Zhv
else "CJVtO
print " No rays made it through!" 0zt]DCdY
endif ,GbmL8P7Y
f=f+1 OV>&`puL
if f<= nfld() then goto 1 &(F
c .3m
print 8f@}-
print "All field positions done!" h$S#fY8
FORMAT 0.1 OvfluFu7
print "Elapsed time ", ETIM(), " seconds." >7U/TVd&