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············· Ea@N:t?(8=
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macro 正文:········· 8UArl3
! centroid.zpl pEIc?i*
! t.m65
! Written by Kenneth Moore 9/1/92 ~8AcW?4Z
! Added TIMER function 4/18/96 t?p[w&@M2
! AY['!&T
TIMER 9.R)iA
! tp2CMJc{L
! The delta controls how many rays will be traced. A \HFeEEKH
! delta of .025 will trace a 80 x 80 grid in the pupil. WAlsh
! M$L1!o1Xf
delta = .025 CLI!( 8ZW
! o.DT`L8
print "This program computes the chief ray coordinates," vKppXm1
print "centroid coordinates, and middle coordinates for" pX
]K-
print "the primary wave spot at each field position." s$e0;C!D
maxfield = maxf() U@v=q9'W
if maxfield == 0 then maxfield = 1 x0wy3+GZc
n = nsur() gio'_X
f = 1 {.2A+JT,
label 1 :70cOt~Z
hx = fldx(f)/maxfield w~>V2u_-
hy = fldy(f)/maxfield O#Ab1FQn
raytrace hx,hy,0,0 jj8AV lN
format 10.4 ot P7;l
print Hk%m`|Z
print " X Field = ", fldx(f), /C29^ P
print " Y Field = ", fldy(f) GkjTE2I3
print " X Chief = ",rayx(n), <\c5
print " Y Chief = ",rayy(n) qy6zHw
xraymax = -9e9
QSf{V(fs
yraymax = -9e9 xfw)0S
xraymin = 9e9 Oa=0d;_
yraymin = 9e9 :%qJ AjR&
xraytot = 0
| Euf:yWY
yraytot = 0 @qH{;
numray = 0 ;bq_Y/"
numrayattempt = 0 O`-JKZc
px = -1 - delta ?}y?e}y*xZ
label 2 f,z_|e
px = px + delta (</cu$w>H)
py = -1 - delta 6JBE=9d-Q
label 3 :WejY`}H%
py = py + delta b8v?@s~
rad = px*px + py*py rWI6L3,i+
if rad <= 0.9999999 bJ~]nj 3
raytrace hx, hy, px, py 2w93 ~j
numrayattempt = numrayattempt+1 TGu`r>N51
if !rayv(n) **************************** -#=v~vE
numray = numray + 1 L!:}
x = rayx(n) Zuod1;qIh
y = rayy(n) g9I2 e<;o
if (x < xraymin) then xraymin = x N8;/Zd;^
if (x > xraymax) then xraymax = x ^yiRrcOo
if (y < yraymin) then yraymin = y hb7H- Z2
if (y > yraymax) then yraymax = y & D4'hL3
xraytot = xraytot + x %c)^8k;I
yraytot = yraytot + y ^'r/;(ZF*/
endif GQO}E@W6C
endif !]7r>NS>
if py < 1.0 then goto 3 D U#6%8~
if px < 1.0 then goto 2 VqLqj$P
if numray hkeOe
format 14.8 r8rU+4\8<
print " X Centroid = ",xraytot/numray, K"-.K]O8E%
print " Y Centroid = ",yraytot/numray ^B~z .F
i
print " X Middle = ",(xraymax+xraymin)/2, o7E?A
print " Y Middle = ",(yraymax+yraymin)/2 `qp[x%7^
format .0 dX-Xzg
print " ",numray, " out of ", numrayattempt," rays made it through." }7E2,A9_"
else 9/TF#
print " No rays made it through!" <7cm[
endif Ds c{- <v
f=f+1 OF'y]W&
if f<= nfld() then goto 1 Hzh?w!Ow
print lO>w|=<
print "All field positions done!" /<)A!Nn+F
FORMAT 0.1 V9f$zjpw
print "Elapsed time ", ETIM(), " seconds." h^eaV,x>=