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············· gC+PpY#2h
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macro 正文:········· zB?} {@
! centroid.zpl %ZajM
! m4<5jC`-M
! Written by Kenneth Moore 9/1/92 {7%W/C#A
! Added TIMER function 4/18/96 a%"27
n(M
! Cmsg'KqqT
TIMER R@+%~"Z
! l.
9
i `
! The delta controls how many rays will be traced. A :?*|D p1
! delta of .025 will trace a 80 x 80 grid in the pupil. h
"MiD
! ;!ICLkc$
delta = .025 j0XS12eM
! 8K]5fkC|
print "This program computes the chief ray coordinates," 3($ cBC
print "centroid coordinates, and middle coordinates for" O)$rC
print "the primary wave spot at each field position." TspuZR@2
maxfield = maxf() iE~][_%U
if maxfield == 0 then maxfield = 1 ~^{jfHTlv
n = nsur() 2+2Gl7" s
f = 1 JjXuy7XQ
label 1 C3XB'CL6
hx = fldx(f)/maxfield .;1tu+S
hy = fldy(f)/maxfield N5yt'.d
raytrace hx,hy,0,0 R7q\^Yzo
format 10.4 /Vg=+FEO
print |B<;4ISaRI
print " X Field = ", fldx(f), vpS&w
print " Y Field = ", fldy(f) 3?d o|>
print " X Chief = ",rayx(n), lhx"<kR4
print " Y Chief = ",rayy(n) "}ms|
xraymax = -9e9 JZa^GW:YQh
yraymax = -9e9 Hd/|f;
xraymin = 9e9 uX!5G:x]
yraymin = 9e9 8zMt&5jD
xraytot = 0 >o]!-46
yraytot = 0 ?=bqya"Y
numray = 0 ,v#F6xv8
numrayattempt = 0 |2$wJ$I
px = -1 - delta o4%H/|Oq.
label 2 a'[Ah2}3r<
px = px + delta <Va7XX%>
py = -1 - delta F1Jd-3ei
label 3 rwJCVkF
py = py + delta L[|($vQ"
rad = px*px + py*py (mNNTMe
if rad <= 0.9999999 6D=9J%;
raytrace hx, hy, px, py uuD|%-Ng
numrayattempt = numrayattempt+1 )g()b"Z
#>
if !rayv(n) **************************** am'11a@*
numray = numray + 1 isG8S(}IW&
x = rayx(n) ]#7{x
y = rayy(n) *&=sL
if (x < xraymin) then xraymin = x ^5MPK@)c,/
if (x > xraymax) then xraymax = x \W,,@-
if (y < yraymin) then yraymin = y q)m0n237P
if (y > yraymax) then yraymax = y l"{1v~I
xraytot = xraytot + x 17
k9h?s*
yraytot = yraytot + y j$<sq
endif 2`Ojw_$W7
endif k%|Sl>{Ir
if py < 1.0 then goto 3 1(q&(p
if px < 1.0 then goto 2 eTeZ^G
if numray ep$C
nBwE
format 14.8 LA837P
print " X Centroid = ",xraytot/numray, Az`c ?
W%
print " Y Centroid = ",yraytot/numray ]T?Py)
print " X Middle = ",(xraymax+xraymin)/2, y[C++Q
print " Y Middle = ",(yraymax+yraymin)/2 Asy&X
format .0 XK";-7TZt
print " ",numray, " out of ", numrayattempt," rays made it through." 9 W7 ljUg
else Jp d|<\Ml
print " No rays made it through!" $ #*";b)QY
endif ~YH'&L.O
f=f+1 YLx4qE
if f<= nfld() then goto 1 o4zX
41W
print 1@i|[dq
print "All field positions done!" 6H #4iMeh
FORMAT 0.1 ~\{a<-R
print "Elapsed time ", ETIM(), " seconds." pGsk[.