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············· :)VO,b~r
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macro 正文:········· 52?zBl`|
! centroid.zpl /5Aum?~
! Y,Dd}an
! Written by Kenneth Moore 9/1/92 |U{9Yy6p
! Added TIMER function 4/18/96 `i5U&K. 7
! EdFCaW}""
TIMER MCOiB<L6
! ' i5 VU4?K
! The delta controls how many rays will be traced. A XN9s!5A<L)
! delta of .025 will trace a 80 x 80 grid in the pupil.
Fj Rt'
! 0_'(w;!wq:
delta = .025 ]v^/c~"${
! p3>(ZWPNV
print "This program computes the chief ray coordinates," 0K/Pth"*
print "centroid coordinates, and middle coordinates for" oSVo~F
print "the primary wave spot at each field position." |dIP &9
maxfield = maxf() GL;@heP
if maxfield == 0 then maxfield = 1 j>jZg<}J
n = nsur() <Sds5 d
f = 1 x{K^u"
label 1 5=/&[=
hx = fldx(f)/maxfield cs[_TJo
hy = fldy(f)/maxfield @1+C*
raytrace hx,hy,0,0 :"m~tU3&
format 10.4 *u
L Ooq
print #yNSQd
print " X Field = ", fldx(f), \s_lB~"P!3
print " Y Field = ", fldy(f) <JtH/oN
print " X Chief = ",rayx(n), oCtg{*vp
print " Y Chief = ",rayy(n) 5mzOr4*0
xraymax = -9e9 hxG=g6:G
yraymax = -9e9 tW<i;2 l
xraymin = 9e9 nc<wDE6
yraymin = 9e9 9Z?P/
o
xraytot = 0 [3$L}m
yraytot = 0 jA'qXc+\
numray = 0 b\6)whh
numrayattempt = 0 dA,irb I0W
px = -1 - delta #Z;6f{yWf
label 2 3k YVk
px = px + delta b:%z<vo
py = -1 - delta z+@CzHCN
label 3 T,'{0q
py = py + delta 2bJqZ,@
rad = px*px + py*py +SM&_b
if rad <= 0.9999999 M.DU^-7
raytrace hx, hy, px, py z-9@K<`H
numrayattempt = numrayattempt+1 cZ8lRVaWW
if !rayv(n) **************************** 0P MF)';R
numray = numray + 1 j@w+>h
x = rayx(n) rTJ='<hIy
y = rayy(n) |AosZeO_
if (x < xraymin) then xraymin = x 8}B*a;d
if (x > xraymax) then xraymax = x Sn o7Ru2
if (y < yraymin) then yraymin = y 4blw9x N
if (y > yraymax) then yraymax = y `zRE $O
xraytot = xraytot + x UJ\[^/t
yraytot = yraytot + y h;q=<[h\
endif t h!$R
endif [Ej#NHs
if py < 1.0 then goto 3 `5HFRgL`.
if px < 1.0 then goto 2 %1Ex{H hb
if numray mbf'xGO
format 14.8 L9lN AiOH
print " X Centroid = ",xraytot/numray, |igr3p5Fw
print " Y Centroid = ",yraytot/numray rP5&&Hso
print " X Middle = ",(xraymax+xraymin)/2, 2s^9q9NS"
print " Y Middle = ",(yraymax+yraymin)/2 . J/x@
format .0 3 s @6pI
print " ",numray, " out of ", numrayattempt," rays made it through." gY\g+df-
else S!LLC{
print " No rays made it through!" v?s]up @@h
endif bF 85T(G
f=f+1 gs xT
if f<= nfld() then goto 1 I.4o9Z[?
print {r.KY
print "All field positions done!" +t9$*i9`L
FORMAT 0.1 [!g$|
print "Elapsed time ", ETIM(), " seconds." &Zzd6[G+