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············· C}Cs8eUn
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macro 正文:········· FW4<5~'
! centroid.zpl </zEg3F\
! \M^bD4';>
! Written by Kenneth Moore 9/1/92 p6V0`5@t
! Added TIMER function 4/18/96 d7upz]K9g
! {;1\+f
TIMER Wac&b
! :5<UkN)R(
! The delta controls how many rays will be traced. A k y7Gwc
! delta of .025 will trace a 80 x 80 grid in the pupil. kTgEd]^&D
! x 9fip-
delta = .025 1Pu~X
\sO
! 8nV+e~-w
print "This program computes the chief ray coordinates," <]2w n
print "centroid coordinates, and middle coordinates for" T8$y[W-c
print "the primary wave spot at each field position." R-$!9mnr
maxfield = maxf() CD~.z7,LC
if maxfield == 0 then maxfield = 1 Vc Z3
X4/
n = nsur() T0)@pt7>
f = 1 )Aqtew+A&
label 1 DvvK^+-~
hx = fldx(f)/maxfield 8l`*]1.W<
hy = fldy(f)/maxfield :$c
|
raytrace hx,hy,0,0 k9!{IScq
format 10.4 ~c `l@:
print } q8ASYNc
print " X Field = ", fldx(f), UaeXY+O
print " Y Field = ", fldy(f) Iefn$
print " X Chief = ",rayx(n), W'TZ%K) I
print " Y Chief = ",rayy(n) 26h21Z16q
xraymax = -9e9 \4fQMG
yraymax = -9e9 rey!{3U
xraymin = 9e9 evmeqQG=
yraymin = 9e9 > ~O.@|
xraytot = 0 _t^&Ah*
yraytot = 0 <LiPEo.R
numray = 0 ym1Y4,
numrayattempt = 0 ww1[rCh\+
px = -1 - delta K$=zi}J W
label 2 wibNQ`4k
px = px + delta SmO~,2=
py = -1 - delta J|7 3.&B
label 3 T>W,'H
py = py + delta es7=%!0
rad = px*px + py*py X&H"51
if rad <= 0.9999999 f/?P514h
raytrace hx, hy, px, py H Pz+Dm
numrayattempt = numrayattempt+1 !4+<<(B=E
if !rayv(n) **************************** ,ig/s2ZG6X
numray = numray + 1 v]UwJz3<
x = rayx(n) |[8Th4*n
y = rayy(n) `R^g U]Z,
if (x < xraymin) then xraymin = x *vMn$,^0h9
if (x > xraymax) then xraymax = x Q"#J6@
if (y < yraymin) then yraymin = y qHsA1<wg
if (y > yraymax) then yraymax = y JBZ@'8eqi]
xraytot = xraytot + x seJ^s@H5l
yraytot = yraytot + y m1A J{cs
endif jL}v9$
endif Y'X%Aw;`
if py < 1.0 then goto 3 e\/w'
if px < 1.0 then goto 2 #/37V2E
if numray H\[W/"
format 14.8 qH_Dc=~la
print " X Centroid = ",xraytot/numray, _aeBauD
print " Y Centroid = ",yraytot/numray *LY8D<:zs
print " X Middle = ",(xraymax+xraymin)/2, S+lqA-:
print " Y Middle = ",(yraymax+yraymin)/2 9>#6*/Oa7
format .0 u ^RxD^=L
print " ",numray, " out of ", numrayattempt," rays made it through." M',?u
else %;!.n{X
print " No rays made it through!" _q^E,P
endif _@/8gPT*i
f=f+1 7{Wny&[0
if f<= nfld() then goto 1 xgtR6E^k
print Eh4=ZEX
print "All field positions done!" Dvln/SBk
FORMAT 0.1 ;dhQN}7
print "Elapsed time ", ETIM(), " seconds." L}NSR