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············· Xoq -
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macro 正文:········· T$DFTr\\
! centroid.zpl ( pCU:'"
! e!k4Ij-]
! Written by Kenneth Moore 9/1/92 [*H h6
! Added TIMER function 4/18/96 ^%U`|GBZp
! Cs vwc%
TIMER =|c7#GaiF
! (K ]wk9a
! The delta controls how many rays will be traced. A gla'urb[i|
! delta of .025 will trace a 80 x 80 grid in the pupil. ij}{H#0S-
! VEL!-e^X&
delta = .025 Hr}\-$
! 4~vn%O6n
print "This program computes the chief ray coordinates," LF:~&
m
print "centroid coordinates, and middle coordinates for" P|;v >
print "the primary wave spot at each field position." TTo?BVBK
maxfield = maxf() M@pF[J/
if maxfield == 0 then maxfield = 1 '+GYw$
n = nsur() 16~5 ;u
f = 1 jS#YqVuN
label 1 *oh,Va
hx = fldx(f)/maxfield & TN.6Hm3
hy = fldy(f)/maxfield ?'tFTh
raytrace hx,hy,0,0 !<h-2YF<M
format 10.4 4~d:@Gmk&
print iqWkhJphv
print " X Field = ", fldx(f), uy|]@|J
print " Y Field = ", fldy(f) T7?z0DKi
print " X Chief = ",rayx(n), ,L\KS^>
print " Y Chief = ",rayy(n) 6>b#nFVJ
xraymax = -9e9 7G Jhc
yraymax = -9e9 )[E7\pc
xraymin = 9e9 W$gjcsv
yraymin = 9e9 ,K.Wni#m
xraytot = 0 *M$$%G(4
yraytot = 0 1CUI6@Cz)
numray = 0 Xw162/:h
numrayattempt = 0 }C
JK9*Z
px = -1 - delta 0p*Oxsy
label 2 SU. $bsu
px = px + delta wZj`V_3
py = -1 - delta e"Tr0k
label 3 Q_k'7Z\g$
py = py + delta Bv7os3xb
rad = px*px + py*py &sJ6k/l
if rad <= 0.9999999 b>& 3XDz
raytrace hx, hy, px, py [E qZj/
numrayattempt = numrayattempt+1 @8cn<+"b
if !rayv(n) **************************** }e>OmfxDBt
numray = numray + 1 *M6j)jqV
x = rayx(n) ]1q`N7
y = rayy(n) Ed#Hilk'
if (x < xraymin) then xraymin = x cfc=a
if (x > xraymax) then xraymax = x X09i+/ICK
if (y < yraymin) then yraymin = y %(r.`I$
if (y > yraymax) then yraymax = y }l5Q0'
xraytot = xraytot + x aOmQ<N]a
yraytot = yraytot + y w!Ii
endif 85:mh\@-G
endif ,,h>_IA
if py < 1.0 then goto 3 22E I`}"J
if px < 1.0 then goto 2 8HWEObRY
if numray NLev(B:OQH
format 14.8 jOxnf%jl
print " X Centroid = ",xraytot/numray, j__l'?s
print " Y Centroid = ",yraytot/numray ?|GwuG8g
print " X Middle = ",(xraymax+xraymin)/2, I%mGb$Q
print " Y Middle = ",(yraymax+yraymin)/2 X$SXDb~G
format .0 "l(<<Ha/
print " ",numray, " out of ", numrayattempt," rays made it through." wf~n>e^e
else ca:Vdrw`
print " No rays made it through!" n?v$C:jLN
endif k.%FGn'fR
f=f+1 8@KGc
)k
if f<= nfld() then goto 1 bKr73S9
print &M#}?@!C
print "All field positions done!" 4BJ w+EV8
FORMAT 0.1 or[! C%
print "Elapsed time ", ETIM(), " seconds." %)y-BdSp.