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············· `M~R4lr
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macro 正文:········· gaN/
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! centroid.zpl UIDeMz
! g} !{_z
! Written by Kenneth Moore 9/1/92 JDf>Qg{
! Added TIMER function 4/18/96 6y!U68L;B
! U4*u|A
TIMER NsI. mTc2
! 7c"Csq/]I
! The delta controls how many rays will be traced. A 1\}XL=BE
! delta of .025 will trace a 80 x 80 grid in the pupil. %%ouf06.|
! o/3.U=px~
delta = .025 =4` wYh
! fY^CIb$Y
print "This program computes the chief ray coordinates," +D5gbxZX
print "centroid coordinates, and middle coordinates for" t Cb34Wpf
print "the primary wave spot at each field position." (s&:D`e
maxfield = maxf() %|e)s_%XE
if maxfield == 0 then maxfield = 1 =/K)hI!u
n = nsur() eP"B3Jw
f = 1 @'>RGaPV
label 1 0GxJja
hx = fldx(f)/maxfield YyYZD{^
hy = fldy(f)/maxfield FD[*Q2fU
raytrace hx,hy,0,0 N&
format 10.4 FzEs1hpl
print A:Wr5`FJ
print " X Field = ", fldx(f), E"9(CjbQ[
print " Y Field = ", fldy(f) <y8oYe_!
print " X Chief = ",rayx(n), ntLEk fK{
print " Y Chief = ",rayy(n) T#Q7L~?zY
xraymax = -9e9 f2[R2sto@
yraymax = -9e9 ?fH1?Z\'K
xraymin = 9e9 hu$eO'M_
yraymin = 9e9 $M)SsD~
xraytot = 0 hlL$3.]
yraytot = 0 =s!0EwDH3
numray = 0 ~bkO8tn
numrayattempt = 0 2b7-=/[6
px = -1 - delta q;bw}4
label 2 Xr=BxBttp
px = px + delta I'*,<BPG
py = -1 - delta \}4Y]xjV2
label 3 CPZ,sWg5
py = py + delta kf>3T@
rad = px*px + py*py 3"m]A/6C}
if rad <= 0.9999999 -XXsob}/8
raytrace hx, hy, px, py lv=q( &
numrayattempt = numrayattempt+1 RAl/p9\A+
if !rayv(n) **************************** #WZat
?-N
numray = numray + 1 FWJ**J
x = rayx(n) !.,J;Qt
y = rayy(n) Ik^^8@z
if (x < xraymin) then xraymin = x .Pj<Pe
if (x > xraymax) then xraymax = x [hSJ)IZh
if (y < yraymin) then yraymin = y h#Z["BG
if (y > yraymax) then yraymax = y aC`>~uX##V
xraytot = xraytot + x VIdKe&,
yraytot = yraytot + y i[9yu-
endif jUM'f24
endif ;>mM9^Jaf
if py < 1.0 then goto 3 l#enbQ`-~
if px < 1.0 then goto 2 H2%Qu<Kg2
if numray HghdTs
format 14.8 ?'0!>EjY"
print " X Centroid = ",xraytot/numray, <4.Exha;=
print " Y Centroid = ",yraytot/numray Fn.JtIu
print " X Middle = ",(xraymax+xraymin)/2, vY_[@y
print " Y Middle = ",(yraymax+yraymin)/2 h_?`ESI~
format .0 ;ZUj2WxE
print " ",numray, " out of ", numrayattempt," rays made it through." s>o#Ob@4'
else SbGdcCB
print " No rays made it through!" T='uqKW\
endif y@l&B+2ks
f=f+1 0Qa0
if f<= nfld() then goto 1 BeLD`4K
print JD#q6&|
print "All field positions done!" j yD3Sa3
FORMAT 0.1 :wS&3:h
print "Elapsed time ", ETIM(), " seconds." %4m Nk}tyH