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············· \bfNki
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macro 正文：········· xe_c`% _
! centroid.zpl |*8 J.H*r
! 8vchLl#
! Written by Kenneth Moore 9/1/92 ,@GI3bl
! Added TIMER function 4/18/96 /y
NU0/
! %"{SG p
TIMER ! 5 ]/2
! O~igwFe
! The delta controls how many rays will be traced. A Nhuw8Xv
! delta of .025 will trace a 80 x 80 grid in the pupil. z i<C 5E `
! E Xo"F*gW
delta = .025 ?L7z\b"_~
! Vbz$dpT
print "This program computes the chief ray coordinates," Xo$(zGb
print "centroid coordinates, and middle coordinates for" %m{h1UQQ +
print "the primary wave spot at each field position." hfVJg7-
maxfield = maxf() OBu$T&
if maxfield == 0 then maxfield = 1 9' T
nR[>
n = nsur() BK6oW3wD/
f = 1 ql^n=+U
label 1 PYW~x@]k%,
hx = fldx(f)/maxfield CSIW|R@
hy = fldy(f)/maxfield ys09W+B7
raytrace hx,hy,0,0 wR\%tumk
format 10.4 Br;1kQ%e C
print ".~,(*
print " X Field = ", fldx(f), Ptn0;GC
print " Y Field = ", fldy(f) MT }9T
print " X Chief = ",rayx(n), O*T(aM3r
print " Y Chief = ",rayy(n) jIg]?4bW[
xraymax = -9e9 >'7Icx
yraymax = -9e9 l g~Gkd 6
xraymin = 9e9 `BF +)fs
yraymin = 9e9 arET2( h
xraytot = 0 :[,-wZiT~6
yraytot = 0 8F U8E2zo
numray = 0 `Z0FQ( r_
numrayattempt = 0 AwUc U;"9>
px = -1 - delta 1H{J T
op
label 2 <V>]-bl/
px = px + delta sA#}0>`3S
py = -1 - delta <0T|RhbY
label 3 =g
UOHH
py = py + delta 0EKi?vP@y7
rad = px*px + py*py xo
a1='
if rad <= 0.9999999 o7;lR?
raytrace hx, hy, px, py ?^n),m R
numrayattempt = numrayattempt+1 @j=:V!g2O
if !rayv(n) **************************** e
^2n58
numray = numray + 1 #p*D.We
x = rayx(n) -U .>K,M
y = rayy(n) Qzt 'Z K
if (x < xraymin) then xraymin = x x+EkL3{
if (x > xraymax) then xraymax = x u% !/-&?wF
if (y < yraymin) then yraymin = y L7;8:^ v
if (y > yraymax) then yraymax = y :m]H?vq] \
xraytot = xraytot + x aS=-9 P;v
yraytot = yraytot + y [MhKR }a
endif \| &KD
endif g[';1}/B4
if py < 1.0 then goto 3 {bHUZen
if px < 1.0 then goto 2
4A "3C
if numray #9zpJ\E
format 14.8 Bs)'Gk`1
print " X Centroid = ",xraytot/numray, <-;/,uu
print " Y Centroid = ",yraytot/numray `i`+yh>pc#
print " X Middle = ",(xraymax+xraymin)/2, 4P jC[A*
print " Y Middle = ",(yraymax+yraymin)/2 i' V( "
format .0 ,4:=n$e 0
print " ",numray, " out of ", numrayattempt," rays made it through." ,.9k)\/V
else y^Uh<L0M
print " No rays made it through!" d^MRu#]
endif _Ne fzZWUJ
f=f+1 !6!Gx:
if f<= nfld() then goto 1 )G#mC0?PV
print 7 6H>ST@G|
print "All field positions done!" P9`R~HO'`
FORMAT 0.1 I+=+ ,iXhB
print "Elapsed time ", ETIM(), " seconds." V6Mt;e)C
