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············· Y*$> d/E
A$r$g\5+
macro 正文：········· vjS=Zi nN"
! centroid.zpl ;<N:! $p
! }rI :pp^KS
! Written by Kenneth Moore 9/1/92 Hc =QSP
! Added TIMER function 4/18/96 *Q^ z4UY
! :u./"[G
TIMER n
Syq}Y3
! r":anR( ;
! The delta controls how many rays will be traced. A +:uz=~m o`
! delta of .025 will trace a 80 x 80 grid in the pupil. MNWI%*0LO
! y0sce
delta = .025 eFG(2OVg}M
! Ac|\ ~w[\
print "This program computes the chief ray coordinates," J6n>{iE
print "centroid coordinates, and middle coordinates for" cu($mjC@T
print "the primary wave spot at each field position." _0v+'&bz
maxfield = maxf() uyxYCc
if maxfield == 0 then maxfield = 1 k1q/L|')
n = nsur() =K18| Q0m
f = 1 1'\QD`M9^
label 1 J _;H
hx = fldx(f)/maxfield P2a5<#_ |
hy = fldy(f)/maxfield [K.1 X=O}
raytrace hx,hy,0,0 >4jE[$p]"
format 10.4 Bj1 % }B
print LXK!4(xa W
print " X Field = ", fldx(f), 3{$7tck,
print " Y Field = ", fldy(f) M/quswn1
print " X Chief = ",rayx(n), 0o =HOCL\
print " Y Chief = ",rayy(n) VFL^-tXnA^
xraymax = -9e9 9Q%lS
yraymax = -9e9 >Ua'*
xraymin = 9e9 Sy|GM~
yraymin = 9e9 WJOoDS!i
xraytot = 0 X+aQ 7^"s
yraytot = 0 :rUMmO -
numray = 0 k?14'X*7yu
numrayattempt = 0 [|OII!"
px = -1 - delta t` "m@
label 2 ={ )85N
px = px + delta JP5e =Z<
py = -1 - delta Lj3o-@\*j
label 3 j 4?Qd0z
py = py + delta Bzrn mz5S
rad = px*px + py*py ::oFL#+
if rad <= 0.9999999 Y=P*
raytrace hx, hy, px, py Ev5~ = ]
numrayattempt = numrayattempt+1 y|}~"^ +T
if !rayv(n) **************************** &/? Ct!_
numray = numray + 1 z6 iKIw
$
x = rayx(n) 2+gbMd4n
y = rayy(n) HE,L8 S
if (x < xraymin) then xraymin = x qh ~bX
i!
if (x > xraymax) then xraymax = x T+v*@#iJ_
if (y < yraymin) then yraymin = y iPTQqx-m$7
if (y > yraymax) then yraymax = y ,Y/B49
xraytot = xraytot + x {R!yw`#^B
yraytot = yraytot + y |6*Bu1
endif CJ\a7=*i
endif )x|;%.8FX7
if py < 1.0 then goto 3 NS [eQ_rT
if px < 1.0 then goto 2 z l@^[km{
if numray 0 N,<v7PX
format 14.8 }`B
.(3n
print " X Centroid = ",xraytot/numray, (' 5?-
print " Y Centroid = ",yraytot/numray OOqT 0w N
print " X Middle = ",(xraymax+xraymin)/2, <
'5~p$
print " Y Middle = ",(yraymax+yraymin)/2 ]nhh|q9r{
format .0 #{8I FA
print " ",numray, " out of ", numrayattempt," rays made it through." mVZh_R=a
else _6NUtU
print " No rays made it through!" !4vb{AH
endif k h
W .
f=f+1 q H}8TC
if f<= nfld() then goto 1 < kK>C8+
print r(>S
print "All field positions done!" =X4Fn^w"4O
FORMAT 0.1 Cs6`lX >
print "Elapsed time ", ETIM(), " seconds." d . wGO]"
