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············· h N P|
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macro 正文：········· F!.@1Fi1
! centroid.zpl 5vY1 XZt{
! fv)-o&Q#
! Written by Kenneth Moore 9/1/92 :y]l`Mo -
! Added TIMER function 4/18/96 jp2l}C
! DGp'Xx_8
TIMER ah~7T~
! "< [D1E\
! The delta controls how many rays will be traced. A "bC8 /^
! delta of .025 will trace a 80 x 80 grid in the pupil. O^
f[ ugs
! 2)mKcUL-
delta = .025 $yOfqr
! N7Dm,Q ]
print "This program computes the chief ray coordinates," ^W'\8L
print "centroid coordinates, and middle coordinates for" oz@yF)/Sm
print "the primary wave spot at each field position." QK//bV)
maxfield = maxf() &oNy~l
o
if maxfield == 0 then maxfield = 1 / I: d<A
n = nsur() #B>Hq~ vrC
f = 1 '0w'||#1
label 1 r@wWGbQ|L
hx = fldx(f)/maxfield MYjDO>(_
hy = fldy(f)/maxfield e8P
|eK
raytrace hx,hy,0,0 !sfUrUu
format 10.4 00<iv"8
print & W }ooGg
print " X Field = ", fldx(f), r?V\X7` +
print " Y Field = ", fldy(f) 6\'v_A
O
print " X Chief = ",rayx(n), Hn:%(Rg=aW
print " Y Chief = ",rayy(n) CJ
KFNa
xraymax = -9e9 bCc^)o/w
yraymax = -9e9 hX~IZ((Hi8
xraymin = 9e9 B*,9{ g0m/
yraymin = 9e9 MNkysB (
xraytot = 0 c1e7h l
yraytot = 0 5AQ $xm4
numray = 0 nwW `Q>+#U
numrayattempt = 0 ^d-`?zb
px = -1 - delta ;J2=6np
label 2 7nfQ=?XNK
px = px + delta M="% NxuS
py = -1 - delta Mx[tE?!2
label 3 /q(+r5k \
py = py + delta mtmtOG_/=
rad = px*px + py*py f E7[ Sk
if rad <= 0.9999999 P xy(YMv
raytrace hx, hy, px, py g9p#v$V
numrayattempt = numrayattempt+1 N CX!ss
if !rayv(n) **************************** tUL(1:-C
numray = numray + 1 l $MX \
x = rayx(n) T3!l{vG
\O
y = rayy(n) oP_'0h0 X
if (x < xraymin) then xraymin = x c tTbvXP
if (x > xraymax) then xraymax = x =<R77rnY&
if (y < yraymin) then yraymin = y ,SS@]9A &
if (y > yraymax) then yraymax = y X]Sr]M^EK
xraytot = xraytot + x "7iHTV
yraytot = yraytot + y p}O@ %*p .
endif T? _$
endif 3| g'1X}
if py < 1.0 then goto 3 ^vJ 08gu_W
if px < 1.0 then goto 2 WWH T;ST
if numray d v"
format 14.8 y7$e7~}/
print " X Centroid = ",xraytot/numray, LYv+Sv
print " Y Centroid = ",yraytot/numray Y
KeOH
print " X Middle = ",(xraymax+xraymin)/2, bWG}>{fj
print " Y Middle = ",(yraymax+yraymin)/2 0t6s20*q
format .0 $Omc Ed
print " ",numray, " out of ", numrayattempt," rays made it through." 0. bmVN<
else 6e/ 2X<O
print " No rays made it through!" Nl PP|=o
endif x w]Zo<F
f=f+1 `N
;!=7y7Y
if f<= nfld() then goto 1 >"N \ZC^
print Wvm f[!V;
print "All field positions done!" {_KuztJGA
FORMAT 0.1 =`Nnd@3v
print "Elapsed time ", ETIM(), " seconds." -9vAY+s.
