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············· F6T@YSP
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macro 正文:········· p;VqkSQ76
! centroid.zpl C.{*|#&GAt
! tIb?23K0
! Written by Kenneth Moore 9/1/92 yKO84cSl
! Added TIMER function 4/18/96 ,>%AEN6N2
! ]t|KFk!)
TIMER )S$!36Ni[
! N1I1!!$K;%
! The delta controls how many rays will be traced. A [&rW+/
! delta of .025 will trace a 80 x 80 grid in the pupil. /|y3M/;F
! $7aR f'
delta = .025 AQ-P3`bCb
! V|{ )P@Q
print "This program computes the chief ray coordinates," _Bh-*l?K>
print "centroid coordinates, and middle coordinates for" BNg\;2r
print "the primary wave spot at each field position." xZS
maxfield = maxf() yov:JnWo
if maxfield == 0 then maxfield = 1 gv;=Yhw.c
n = nsur() 0x0.[1mB
f = 1
UJoWTx
label 1 ~aH*ZA*f
hx = fldx(f)/maxfield 5.xvOi|.
hy = fldy(f)/maxfield C%v@u$N
raytrace hx,hy,0,0 )^)V yI`O
format 10.4 1uv"5`%s
print d
{moU\W
print " X Field = ", fldx(f), ,u(g#T
print " Y Field = ", fldy(f) <P( K,L?r
print " X Chief = ",rayx(n), T}2a~
print " Y Chief = ",rayy(n) g4d5G=y
xraymax = -9e9 9L?EhDcDV
yraymax = -9e9 'E0{zk
xraymin = 9e9 t9m:E
yraymin = 9e9 0(3t#
xraytot = 0 Y_%\kM?7
yraytot = 0 uGJeQ
numray = 0 9XS+W
w7
numrayattempt = 0 vsoj] R$C
px = -1 - delta N{P (ym2yR
label 2 %M9^QHyo@
px = px + delta
W1y,.6
py = -1 - delta |82V`CV
label 3 *ARro
Ndr
py = py + delta d"5:/Mo
rad = px*px + py*py 4ej$)AdW3
if rad <= 0.9999999 xzMa[D4(
raytrace hx, hy, px, py 'y}A3RqN
numrayattempt = numrayattempt+1 TDY}oGmNn
if !rayv(n) **************************** e7/J:n$
numray = numray + 1 jRB:o?S
x = rayx(n) o LX6w
y = rayy(n) &)fPz-s
if (x < xraymin) then xraymin = x uzZ|w+3O
if (x > xraymax) then xraymax = x 43:~kCF[s
if (y < yraymin) then yraymin = y DfV_08
if (y > yraymax) then yraymax = y ]$nJn+85@b
xraytot = xraytot + x yQ+#Tlji
yraytot = yraytot + y RPaB4>
endif wC=IN
endif fgl"ox
if py < 1.0 then goto 3 FPFt3XL
if px < 1.0 then goto 2 =q5A@!D
if numray {(7.X4\x
format 14.8 orzdq
print " X Centroid = ",xraytot/numray, d-N<VVcy\
print " Y Centroid = ",yraytot/numray _V:D7\Gs
print " X Middle = ",(xraymax+xraymin)/2, M?$-u
print " Y Middle = ",(yraymax+yraymin)/2 <ze'o.c
format .0 B7}-g"p$/
print " ",numray, " out of ", numrayattempt," rays made it through." = "c
_<?=[
else 1 ,D2][
print " No rays made it through!" P$]Vb'Fz
endif Q1&: +7%
f=f+1 #wM0p:<
if f<= nfld() then goto 1 (eO0Ic[c
print sur2Mw(M"
print "All field positions done!" `2S{.s
FORMAT 0.1 [mWo&Ph[-
print "Elapsed time ", ETIM(), " seconds." *GRhZ~U