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············· m-!z(vcn
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macro 正文:········· zzBq b\Ky
! centroid.zpl vui{["
! _N`pwxpsb
! Written by Kenneth Moore 9/1/92 g|l|)T.s
! Added TIMER function 4/18/96 d
"vd_}P~
! ma4r/8Q
TIMER \ \~4$Ai[
! x@>^ c:-f
! The delta controls how many rays will be traced. A ?rH=< #@
! delta of .025 will trace a 80 x 80 grid in the pupil. |k9A*7I
! mJ5LRpXN
delta = .025 KbV%8nx!!
! /waZ9
print "This program computes the chief ray coordinates," ui6B
print "centroid coordinates, and middle coordinates for" V/-~L]G
print "the primary wave spot at each field position." }tT*Ch?u
maxfield = maxf() *:A)j?(
if maxfield == 0 then maxfield = 1 ;w}5:3+
n = nsur() 4==LtEp
f = 1 =1vVITwl
label 1 k||DcwO
hx = fldx(f)/maxfield 0Z{(,GU
hy = fldy(f)/maxfield { n%U2LVL
raytrace hx,hy,0,0 9qQFIw~S
format 10.4 s2ys>2k
print FR@ dBcJUU
print " X Field = ", fldx(f), y0'"
print " Y Field = ", fldy(f) jQ31u
print " X Chief = ",rayx(n), X_eV<]zA+
print " Y Chief = ",rayy(n) Z;mDMvIu (
xraymax = -9e9 h@D4~(r
yraymax = -9e9 ]H|1quT
xraymin = 9e9 DEC,oX!bI1
yraymin = 9e9 I1H:h
xraytot = 0 h(G(U_V-Od
yraytot = 0 t hDE
1h
numray = 0 }a_: oR
numrayattempt = 0 =kLg)a |
px = -1 - delta L3~E*\cV
label 2 #Y*AG xk
px = px + delta K~WwV8c9;
py = -1 - delta U\~[
label 3 zj;y`ENj
py = py + delta &[KFCn
rad = px*px + py*py Q\:'gx8`
if rad <= 0.9999999 Ve8`5
raytrace hx, hy, px, py {UYqRfgbZ
numrayattempt = numrayattempt+1 3r{'@Y
=)Y
if !rayv(n) **************************** (<.1o_Q-LU
numray = numray + 1 J:mOg95<
x = rayx(n) MJXm7<(
y = rayy(n) tZXtt=M w
if (x < xraymin) then xraymin = x %3VwCuE
if (x > xraymax) then xraymax = x /HDX[R
if (y < yraymin) then yraymin = y Rb~Kyy$
if (y > yraymax) then yraymax = y r/O(EW#=8
xraytot = xraytot + x Qg
_?..%
yraytot = yraytot + y <ZrZSt+<
endif Krq^|DY
endif Z?hBn`.
if py < 1.0 then goto 3 W3 8=fyD
if px < 1.0 then goto 2 xD1B50y U
if numray 8a)EL*LH`
format 14.8 $9 DZ5"
print " X Centroid = ",xraytot/numray, z4J-qK~2
print " Y Centroid = ",yraytot/numray @3S2Xb{ra1
print " X Middle = ",(xraymax+xraymin)/2, ?\#4`9
print " Y Middle = ",(yraymax+yraymin)/2 65J'uN
format .0 L6A6|+H%E
print " ",numray, " out of ", numrayattempt," rays made it through." [bT@Y:X@`
else ?I/,r2ODLh
print " No rays made it through!" 3 ^su%z_%
endif 6y5arP*6e
f=f+1 #lLL5ji
if f<= nfld() then goto 1 d=4MqX r
print
-I8%
print "All field positions done!" kb7\qH!n
FORMAT 0.1 ) L{Tn8
print "Elapsed time ", ETIM(), " seconds." Mc6Cte]3|