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············· -H;p +XAY
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macro 正文:········· h%T$m_
! centroid.zpl 235wl
! V`MV_zA2
! Written by Kenneth Moore 9/1/92 #aV2+ `d
! Added TIMER function 4/18/96 a;$'A[hq
! MGzuQrl{H
TIMER [$b\#{shtP
! y8.(filNB
! The delta controls how many rays will be traced. A 0Zv<]xO
! delta of .025 will trace a 80 x 80 grid in the pupil. :Sj r
! KoPhPH
delta = .025
0^PI&7A?y
! 47c` ) *Hc
print "This program computes the chief ray coordinates," rZBOWT
print "centroid coordinates, and middle coordinates for" x>yeF,q1
print "the primary wave spot at each field position." ]8i2'x
maxfield = maxf() {} 11U0
if maxfield == 0 then maxfield = 1 i+z;tF`
n = nsur() ? <.U,
f = 1 Tpv]c
label 1 mjd9]HgN
hx = fldx(f)/maxfield `RG_FS"v
hy = fldy(f)/maxfield 4l~0LdYXKm
raytrace hx,hy,0,0 >{dj6Wo
format 10.4 gZs UX^%
print faVR %
print " X Field = ", fldx(f), 2-3|0<`
print " Y Field = ", fldy(f) L8FLHT+R-
print " X Chief = ",rayx(n), Gv};mkX[N
print " Y Chief = ",rayy(n) ){.J`X5r
xraymax = -9e9 YC
uuj$
yraymax = -9e9 Tmo+I4qoL
xraymin = 9e9 !1H\*VM"
yraymin = 9e9 qOKC2WD
xraytot = 0 @YEdN}es
yraytot = 0 _/)?GXwLn
numray = 0 jaj."v
numrayattempt = 0 8\~IwtSk
px = -1 - delta [We(0wF[`
label 2 ;b""N,
px = px + delta =m4_8)-8u
py = -1 - delta ;rj=hc
label 3 ?'_Q^O>
py = py + delta ZhWtY
rad = px*px + py*py ]g/%w3G
if rad <= 0.9999999 "/)}Cc,L
raytrace hx, hy, px, py C(-bh]J
numrayattempt = numrayattempt+1 q >9F21 W
if !rayv(n) **************************** xpf\S10e
numray = numray + 1 J! @$lyH
x = rayx(n) nx(O]R,Sw
y = rayy(n) uxq!kF'Ls
if (x < xraymin) then xraymin = x wNuS'P_(:T
if (x > xraymax) then xraymax = x !Z7
~Rsdm
if (y < yraymin) then yraymin = y a/.O,&3
if (y > yraymax) then yraymax = y ms8PFu(f
xraytot = xraytot + x NC 0H5
yraytot = yraytot + y 8u::f`vi
endif (YjY=F
endif z/7H/~d
if py < 1.0 then goto 3 iaR^] |7_
if px < 1.0 then goto 2 _ "ysJ&
if numray k!]Tg"]JAh
format 14.8 {)eV) 2a
print " X Centroid = ",xraytot/numray, 2'"$Y'
print " Y Centroid = ",yraytot/numray Ah_'.r1<P9
print " X Middle = ",(xraymax+xraymin)/2, >9f-zv(n
print " Y Middle = ",(yraymax+yraymin)/2 'iN8JO>
format .0 ~>@Dn40
print " ",numray, " out of ", numrayattempt," rays made it through." 0;Y_@UVj
else OC'cP[$ _
print " No rays made it through!" @|&P#wd.u
endif FU0&EO
f=f+1 p&F=<<C
if f<= nfld() then goto 1 q_8qowu"
print _Y*:
l7
print "All field positions done!" GA6)O-^G
FORMAT 0.1 AM}-dKei|
print "Elapsed time ", ETIM(), " seconds." r4O*0Q_