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············· ]J=S\
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macro 正文:········· :V)W?~Z7B
! centroid.zpl fX.V+.rj
! &p?Oo^
! Written by Kenneth Moore 9/1/92 lHYu-}TNP
! Added TIMER function 4/18/96 @ mzf(Aq
! bYzBe\^3q3
TIMER $D,m o2I
! R=D\VIu,Z
! The delta controls how many rays will be traced. A OL+!,Y
! delta of .025 will trace a 80 x 80 grid in the pupil. 6{O#!o*g
! 0 O{Y
Vk`
delta = .025 wp/u*g
! WIwbf |\
print "This program computes the chief ray coordinates," ] o!#]]
print "centroid coordinates, and middle coordinates for" wf7<#jIq
print "the primary wave spot at each field position." ^$][ah
maxfield = maxf() gto@o\&=
if maxfield == 0 then maxfield = 1 /Vpd*obMB
n = nsur() !g? ~<`
f = 1 #unE>#DW
label 1 tVx.J'"Y
hx = fldx(f)/maxfield `1%SXP1
hy = fldy(f)/maxfield {Y5h*BD>
raytrace hx,hy,0,0 !$q1m@K1
format 10.4 ':,6s
print l<<G".?
print " X Field = ", fldx(f), ?KxI|os
print " Y Field = ", fldy(f) c$f|a$$b
print " X Chief = ",rayx(n), i'!M<>7
print " Y Chief = ",rayy(n) V:42\b7x
xraymax = -9e9 kO<`RHlX=
yraymax = -9e9 c ;3bX6RD*
xraymin = 9e9 D#%J||
yraymin = 9e9 }\u~He%
xraytot = 0 @];#4O
yraytot = 0 a73b/_zZ=
numray = 0 yZ&By?.0
numrayattempt = 0 k;3P;@3,W
px = -1 - delta BO\l>\)Ir
label 2 +Z XGT
px = px + delta Rn{q/h
py = -1 - delta )EO/P+&
label 3 5q]u:
py = py + delta #},]`"n\
rad = px*px + py*py "!)8bTW
if rad <= 0.9999999 89l_%To
raytrace hx, hy, px, py F dv&kK!
numrayattempt = numrayattempt+1 c7\bA7.
if !rayv(n) **************************** NQfIY`lt'
numray = numray + 1 HXU"]s2Z
x = rayx(n) Ao96[2U6
y = rayy(n) y<F$@
if (x < xraymin) then xraymin = x :&)RK~1m_
if (x > xraymax) then xraymax = x ;_j\E(^%
if (y < yraymin) then yraymin = y ;$i9gP[|m
if (y > yraymax) then yraymax = y E08AZOY&g
xraytot = xraytot + x dab>@z4
yraytot = yraytot + y qe(X5?#;
endif e;3$7$n Pv
endif ,h/0:?R
KW
if py < 1.0 then goto 3 b&~uK"O'7d
if px < 1.0 then goto 2 jZv8X5i
if numray 4BEVG&Ks
format 14.8 mKpUEJ<a
print " X Centroid = ",xraytot/numray, |r-<t
print " Y Centroid = ",yraytot/numray 8gC(N3/E"
print " X Middle = ",(xraymax+xraymin)/2, XQ(`8Jl&^
print " Y Middle = ",(yraymax+yraymin)/2 N83RsL "}_
format .0 ]VJcV.7`
print " ",numray, " out of ", numrayattempt," rays made it through." *7*g!
km
else }Tc)M_
print " No rays made it through!" \((>i7C
endif tu!u9jVv
f=f+1 {bETHPCf
if f<= nfld() then goto 1 HTqik w5X
print [F/x U
print "All field positions done!" n;rOH[P
FORMAT 0.1 Xkv>@7ec
print "Elapsed time ", ETIM(), " seconds." *)]SsM1