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············· U43U2/^
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macro 正文:········· EpACd8Fb
! centroid.zpl =_E$* }
! ~~WY?I-
! Written by Kenneth Moore 9/1/92 n=DmdQ}
! Added TIMER function 4/18/96 g}6M+QNj
! N49{J~
TIMER mK7SEH;
! pdN8hJ
! The delta controls how many rays will be traced. A 7a_u=\,
! delta of .025 will trace a 80 x 80 grid in the pupil. =saRh)EM
! !}mM"|<
delta = .025 Xeja\5zB
! +`S_Gy
print "This program computes the chief ray coordinates," 7ko}X,aC
print "centroid coordinates, and middle coordinates for" LhF;A~L
print "the primary wave spot at each field position." _W Hi<,-
maxfield = maxf() =<(6yu_
if maxfield == 0 then maxfield = 1
qOD^P
n = nsur() Mf5*Wjz.Mc
f = 1 2b\h@VJt
label 1 HYdt3GtJ?
hx = fldx(f)/maxfield k;Qm%B
hy = fldy(f)/maxfield "kc%d'c(
raytrace hx,hy,0,0 8rBa}v9
format 10.4 5<KBMCn
print 6R3/"&P(/#
print " X Field = ", fldx(f), NP\/9
8|1
print " Y Field = ", fldy(f) w?fq%-6f*
print " X Chief = ",rayx(n), FD~uUZTM
print " Y Chief = ",rayy(n) =yJc pj
xraymax = -9e9 [ x.]
yraymax = -9e9 Y!c7P,cZ+3
xraymin = 9e9 n|.>41bJ
yraymin = 9e9 hG<W*g
xraytot = 0 &F0>V o
yraytot = 0 T.{]t6t$U
numray = 0 #="Lr4T
numrayattempt = 0 ?*q-u9s9
px = -1 - delta _!Z}HCk
label 2 P|f h4b4
px = px + delta ~O/B
py = -1 - delta l,QO+
>)z
label 3 PM:u~D$Jd
py = py + delta @&E7Pg5
rad = px*px + py*py |n s9ziTDI
if rad <= 0.9999999 DoeE=X*`k
raytrace hx, hy, px, py }lx'NY~(W
numrayattempt = numrayattempt+1 C91'dM
if !rayv(n) **************************** rc{F17~vX
numray = numray + 1 ZQ\O|
n8
x = rayx(n) ^D
{v L
y = rayy(n) 7W/55ZTmJ
if (x < xraymin) then xraymin = x 7bM
H
if (x > xraymax) then xraymax = x u]3VK
if (y < yraymin) then yraymin = y ~^~+p
if (y > yraymax) then yraymax = y .'1]2/ad
xraytot = xraytot + x uF*tlaV6
yraytot = yraytot + y ]INt9Pvqm
endif !*k'3rKOW
endif |' kC9H[>
if py < 1.0 then goto 3 Jj1lAg0
if px < 1.0 then goto 2 Zqg
AgN@
if numray P=4o)e7E!
format 14.8 <;Td8T;
print " X Centroid = ",xraytot/numray, :7qJ[k{g
print " Y Centroid = ",yraytot/numray hZO=$Mm4p
print " X Middle = ",(xraymax+xraymin)/2,
OBM&N
print " Y Middle = ",(yraymax+yraymin)/2 C !Lu`y
format .0 ?+{qmqN
print " ",numray, " out of ", numrayattempt," rays made it through." 3=lQZi<]%
else pN;T t+}
print " No rays made it through!" U4y ?z
endif a/q8v P
f=f+1 0ARj3
if f<= nfld() then goto 1 hya
$Vp
print G'_5UP!
print "All field positions done!" kgF x
FORMAT 0.1 EhIa31>X
print "Elapsed time ", ETIM(), " seconds." {*qz<U>