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············· 8s16yuM
Y&!-VW
macro 正文：········· Rsd~t_a1
! centroid.zpl ~Ap.#VIc'
! ^ >JA l<k
! Written by Kenneth Moore 9/1/92 td JA?
! Added TIMER function 4/18/96 ', ~
! /*Iq,"kGz
TIMER @( p 9}
! tAF#kBa\y_
! The delta controls how many rays will be traced. A >!sxX = <
! delta of .025 will trace a 80 x 80 grid in the pupil. 2T 3tKX
! Iz^h |
n
delta = .025 S9RH &/^H
! xl2;DFiYt
print "This program computes the chief ray coordinates," Oxsx\f_
print "centroid coordinates, and middle coordinates for" |`eHUtjH
print "the primary wave spot at each field position." 1i3 ; P/
maxfield = maxf() [wOz<<
if maxfield == 0 then maxfield = 1 NH9 "89]E
n = nsur() o|`[X '
f = 1 e_=TkG1E6
label 1 8uAA6h+
hx = fldx(f)/maxfield X! ,huB^i
hy = fldy(f)/maxfield JOwm|%>3a
raytrace hx,hy,0,0 Fi)(~ji:
format 10.4 Gk:tT1
print *).u:>D4
print " X Field = ", fldx(f), T,@s.v
print " Y Field = ", fldy(f) 3qf?n5 "8
print " X Chief = ",rayx(n), R*0]*\C z
print " Y Chief = ",rayy(n) #No3}O;"g
xraymax = -9e9 ~(*2 :9*0
yraymax = -9e9 .>#X *u
xraymin = 9e9 >PuQ{T I
yraymin = 9e9 %\"<lyD
xraytot = 0 MHj
RPh
yraytot = 0 #{_iNr a9
numray = 0 Mc,3j~i
numrayattempt = 0 U}T{r%9
px = -1 - delta Upw`|$1S
label 2 A(eB\qG
px = px + delta jYU N:
py = -1 - delta e dTFk$0
label 3 FYs]I0}|
py = py + delta hKnAWKb0
rad = px*px + py*py Znw3P|>B
if rad <= 0.9999999 [s4|+
raytrace hx, hy, px, py bT7+$^NHf
numrayattempt = numrayattempt+1 'VgEf:BS
if !rayv(n) **************************** f+ !k:}K
numray = numray + 1 -wa" &Q
x = rayx(n) W{m_yEOf
y = rayy(n) XEegUTs
if (x < xraymin) then xraymin = x mUj_V#v
if (x > xraymax) then xraymax = x 6 0TM!\
if (y < yraymin) then yraymin = y R1$s1@3I|
if (y > yraymax) then yraymax = y s
Poh\n
xraytot = xraytot + x @A tJO >w
yraytot = yraytot + y qCkC 2Fy(
endif %rlMjF'tG
endif 5G2G<[p5oQ
if py < 1.0 then goto 3 8
X Qo
if px < 1.0 then goto 2 .0YcB
if numray gLm, ;'h%u
format 14.8 YdDP;,
DA
print " X Centroid = ",xraytot/numray, =MU(!`
print " Y Centroid = ",yraytot/numray `>0%Ha
print " X Middle = ",(xraymax+xraymin)/2, &V| kv"Wwj
print " Y Middle = ",(yraymax+yraymin)/2 vBzUuX
format .0 1 etT."
print " ",numray, " out of ", numrayattempt," rays made it through." oN2#Jh%dH
else sZI"2[bk
print " No rays made it through!" h0R.c|g[
endif \o*w#e[M
f=f+1 IClw3^\l
if f<= nfld() then goto 1 a,36FF~&
print JC0# pU;
print "All field positions done!" Q6)?#7<jy
FORMAT 0.1 N5c*#lHI
print "Elapsed time ", ETIM(), " seconds."
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