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············· Nw ;BhBt
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macro 正文：········· TxAT ))
! centroid.zpl 'W>Bz,M6yo
! |S48xsFvq
! Written by Kenneth Moore 9/1/92 p48M7OV
! Added TIMER function 4/18/96 D> M
a3g
! #-
$?2?2
TIMER )1ia;6}
! c mgI,n-o?
! The delta controls how many rays will be traced. A 9,|{N(N<!
! delta of .025 will trace a 80 x 80 grid in the pupil. Qr]xj7\@i
! _[;>V*?zp5
delta = .025 m^cr-'
! K=Z~$)Og)
print "This program computes the chief ray coordinates," `s#0/t
print "centroid coordinates, and middle coordinates for" 58\rl G
print "the primary wave spot at each field position." Pk/ {~!+
$
maxfield = maxf() tdSy&]P
if maxfield == 0 then maxfield = 1 9EzXf+f
n = nsur() IJHNb_Cku
f = 1 lx*"Pj9hho
label 1 5=%:CN!/@p
hx = fldx(f)/maxfield !|6M ,Rk_
hy = fldy(f)/maxfield G)5w_^&%
raytrace hx,hy,0,0 z}\TS.
format 10.4 q[p +OpA
print ; okFm
print " X Field = ", fldx(f), *sK")Q4N
print " Y Field = ", fldy(f) 8 tMfh
print " X Chief = ",rayx(n), am.}2 QZU
print " Y Chief = ",rayy(n) W LGk
xraymax = -9e9
i zJa` K
yraymax = -9e9 = Q|_v}
xraymin = 9e9
'o=`1I
yraymin = 9e9 ]la8MaZ<
xraytot = 0 ~EJVlj i
yraytot = 0 gwE#,OY*
numray = 0 !G E-5 \*
numrayattempt = 0 c{4C4'GD
px = -1 - delta =4`#OQ&g
label 2 |uo<<-\jTO
px = px + delta SXX6EIJr|
py = -1 - delta gN#&Ag<?
label 3 XnC`JO+7M
py = py + delta \49LgN@\
rad = px*px + py*py ]q@/:I9]
if rad <= 0.9999999 j8WMGSrrF
raytrace hx, hy, px, py xo{3r\u?}
numrayattempt = numrayattempt+1 RbB
y8ZVM
if !rayv(n) **************************** I4'mU$)U
numray = numray + 1 4oW6&1
x = rayx(n) VZ"W_U,
y = rayy(n) db$wKv O1
if (x < xraymin) then xraymin = x L=Cm0q 3 v
if (x > xraymax) then xraymax = x f9v%k'T[
if (y < yraymin) then yraymin = y ,i KEIxA!
if (y > yraymax) then yraymax = y p)l >bC?3
xraytot = xraytot + x 1 .\|,$
yraytot = yraytot + y t\LAotTF/
endif _ SU%ul
endif ^8 dd
if py < 1.0 then goto 3 W rvSYqN
if px < 1.0 then goto 2 #wz1uw[pI!
if numray 9_yO 6)`
format 14.8 b+/XVEsr
print " X Centroid = ",xraytot/numray, Fy1@B(V%
print " Y Centroid = ",yraytot/numray L"|4
v
print " X Middle = ",(xraymax+xraymin)/2, 9MfBsp}c
print " Y Middle = ",(yraymax+yraymin)/2 &"!s +_
format .0 'r`#u@TTZ
print " ",numray, " out of ", numrayattempt," rays made it through." p H&Tb4
else AIZs^
`_
print " No rays made it through!" ,\*P pcU
endif 3I0=^ >A
f=f+1 . ]
=$((
if f<= nfld() then goto 1 n Nuv 0
print &8VB{ S>r
print "All field positions done!" R.n:W;^`
FORMAT 0.1 ! 63>I I
print "Elapsed time ", ETIM(), " seconds." 3Z?"M
