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············· u:fiil$
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macro 正文:········· q!}&<w~|
! centroid.zpl "jb?P$
! 0I079fqk<
! Written by Kenneth Moore 9/1/92 W0l|E&fj[
! Added TIMER function 4/18/96 1<pbO:r
! HOXqIZN85
TIMER Ujb||(W
! Ks9"U^bPs
! The delta controls how many rays will be traced. A b\H~Ot[i
! delta of .025 will trace a 80 x 80 grid in the pupil. Mx[tE?!2
! /q(+r5k \
delta = .025 Rl<~:,D
! ~h0SD(
print "This program computes the chief ray coordinates," ~M,nCG^4
print "centroid coordinates, and middle coordinates for" Qz[~{-<
print "the primary wave spot at each field position." JF!!)6!2#
maxfield = maxf() ${mHbqN
if maxfield == 0 then maxfield = 1 Rnun() plJ
n = nsur() Ij/c@#q.
f = 1 "l2_7ZXsPT
label 1
_^dWJ0
hx = fldx(f)/maxfield ,SS@]9A&
hy = fldy(f)/maxfield = DvnfT<
raytrace hx,hy,0,0 e-\J!E'1F
format 10.4 980[]&(
print 2"JIlS;J}7
print " X Field = ", fldx(f), M
HlP)'
print " Y Field = ", fldy(f) lbTz
print " X Chief = ",rayx(n), !dSY?1>U<
print " Y Chief = ",rayy(n) A]ciox$AjW
xraymax = -9e9 ]D%D:>9|/
yraymax = -9e9 Pgs4/
xraymin = 9e9 t9W_ [_a9
yraymin = 9e9 Dy0cA| E
xraytot = 0 qvhTc6oH
yraytot = 0 7@|(z:uw
numray = 0 o+q4Vg9&
numrayattempt = 0 vQYd!DSh
px = -1 - delta d),@&MSN
label 2 h`?0=:Tru
px = px + delta 03AYW)"}M
py = -1 - delta xlv:+
label 3 \d%&_rp
py = py + delta Vad(PS0
rad = px*px + py*py Y Q3%vH5#y
if rad <= 0.9999999 Y#3m|b45n
raytrace hx, hy, px, py );7csh%
numrayattempt = numrayattempt+1 l,-smK69
if !rayv(n) **************************** l*xA5ObV
numray = numray + 1 JKGUg3\~
x = rayx(n) *cq#>rN
y = rayy(n) sm4@ywd>
if (x < xraymin) then xraymin = x Ui'~d(F
if (x > xraymax) then xraymax = x <`~]P$
if (y < yraymin) then yraymin = y c;BQ$je}
if (y > yraymax) then yraymax = y Nr6YQH*[
xraytot = xraytot + x y @h^
yraytot = yraytot + y WcbJ4Ore
endif U~!97,|ic
endif j?3J-}XC
if py < 1.0 then goto 3 N@Bqe{r6j
if px < 1.0 then goto 2 mWta B>f
if numray 5/>G)&
format 14.8 $1#|<|
print " X Centroid = ",xraytot/numray, M\>y&'J-
print " Y Centroid = ",yraytot/numray VBBqoyP
h
print " X Middle = ",(xraymax+xraymin)/2, Ed.~9*m
print " Y Middle = ",(yraymax+yraymin)/2 2gb49y~
format .0 3eFD[c%mN
print " ",numray, " out of ", numrayattempt," rays made it through." N
y7VIh|
else IeZ}`$[H
print " No rays made it through!" ;{j:5+'
endif Kx ?}%@b
f=f+1 DTAEfs!ZW
if f<= nfld() then goto 1 Xj?j1R>GB
print ,dK% [
print "All field positions done!" GDZe6*
FORMAT 0.1 Bn}@wO
print "Elapsed time ", ETIM(), " seconds." jFbz:aUF