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············· g?xD*3<
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macro 正文:········· "*t0
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! centroid.zpl 1C<d^D_!p
! PO8Z2"WI
! Written by Kenneth Moore 9/1/92 -8Hc M\b
! Added TIMER function 4/18/96 `U b*rOMu
! I`*5z;Q!%@
TIMER &F/-%l!
! uI9*D)
! The delta controls how many rays will be traced. A Kc95yt
! delta of .025 will trace a 80 x 80 grid in the pupil. 6PYm?i=p?
! G0|}s&$yL
delta = .025 FZO&r60$E
! 6T|Z4f|
print "This program computes the chief ray coordinates," g1|Pyt{
print "centroid coordinates, and middle coordinates for" jdLu\=@z
print "the primary wave spot at each field position." }^0'IAXi
maxfield = maxf() u
z7|!G!43
if maxfield == 0 then maxfield = 1 6dmb
bgO)
n = nsur() bS2g4]$'po
f = 1 e@
D}/1~=
label 1 :IBP "
hx = fldx(f)/maxfield
3cgq'ob
hy = fldy(f)/maxfield ~nhO*bs}7{
raytrace hx,hy,0,0 *;9H \%
format 10.4 38T]qz[Sn
print Sh1$AGm
print " X Field = ", fldx(f), Gp
\-AwE
print " Y Field = ", fldy(f) 5I,NvHD4
print " X Chief = ",rayx(n), yf0v,]v[
print " Y Chief = ",rayy(n) YJMs9X~3
xraymax = -9e9 }nX0h6+1
yraymax = -9e9 (3mL!1\
xraymin = 9e9 _S7?c^:~
yraymin = 9e9 717THci3Y
xraytot = 0 Pg8boN]}
yraytot = 0 eOiH7{OA,
numray = 0 ULxQyY;32
numrayattempt = 0 )I3E
px = -1 - delta yNXYS
label 2 n}F$kyI
px = px + delta p\6}<b"p
py = -1 - delta fMFkA(Of^
label 3 "i(f+N,)
py = py + delta
gk 6R#
rad = px*px + py*py Zs79,*o+0M
if rad <= 0.9999999 XJPIAN~l
raytrace hx, hy, px, py XWAIW=.
numrayattempt = numrayattempt+1 |Vqm1.1/Zv
if !rayv(n) **************************** uP%VL}%0
numray = numray + 1 @,eo*
x = rayx(n) 2<5LQr
y = rayy(n) 8)eRm{
if (x < xraymin) then xraymin = x |(*btdqy3
if (x > xraymax) then xraymax = x ^8~TsK~
if (y < yraymin) then yraymin = y P8ej9ULX,
if (y > yraymax) then yraymax = y { 22ey`@`h
xraytot = xraytot + x PvV\b<Pe+
yraytot = yraytot + y .eg'Z@o
endif jd ;)8^7K
endif KTT!P 4
if py < 1.0 then goto 3 hNZ_=
<D!
if px < 1.0 then goto 2 9&=%shOc+x
if numray g]HWaFjc5
format 14.8 USN'-Ah
print " X Centroid = ",xraytot/numray, \mGb|aF8
print " Y Centroid = ",yraytot/numray q`{@@[/(y
print " X Middle = ",(xraymax+xraymin)/2, XchD3p+uB
print " Y Middle = ",(yraymax+yraymin)/2 xj U0&
format .0 sj&(O@~R
print " ",numray, " out of ", numrayattempt," rays made it through." ]kmAN65c
else *!y04'p`<
print " No rays made it through!" &$CyT6mb^
endif y'8T=PqY[t
f=f+1 eWm'eO
if f<= nfld() then goto 1 y~#5!:Be
print sq#C|v/
print "All field positions done!" 4`#%<G
FORMAT 0.1 2i!R>`
print "Elapsed time ", ETIM(), " seconds." i: UN