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············· " yl"A4p
S
X
\ZUt
>
macro 正文：········· S5 vMP
N
! centroid.zpl 2>$L>2$
! (: k`wh&
! Written by Kenneth Moore 9/1/92 QN5N h s
! Added TIMER function 4/18/96 RwHXn]1
! g[)hm`{ ?
TIMER u<r('IW0
! (?wKBUi
! The delta controls how many rays will be traced. A HpSf I7
! delta of .025 will trace a 80 x 80 grid in the pupil. `erQp0fBM
! D" aQbQP
delta = .025 [<Puh
! ZlXs7
&_
print "This program computes the chief ray coordinates," 62E(=l
print "centroid coordinates, and middle coordinates for" Q*o4zW
print "the primary wave spot at each field position." Lh $ac-Ct
maxfield = maxf() dL"i\5#%A
if maxfield == 0 then maxfield = 1 #Ih(2T
i
n = nsur() z1A-EeT
f = 1 uT2 cHzqKB
label 1 teALd~;
hx = fldx(f)/maxfield 780MSFV8
hy = fldy(f)/maxfield Li$k<AM
raytrace hx,hy,0,0 ZWW}r~d{
format 10.4 r{;4(3E2
print skArocs
print " X Field = ", fldx(f), [$+61n}.12
print " Y Field = ", fldy(f) zOp"n\
print " X Chief = ",rayx(n), N=x, 96CF
print " Y Chief = ",rayy(n) K",]_+b
xraymax = -9e9 @isqFKjph
yraymax = -9e9 YR#1[fe*_
xraymin = 9e9 ~qxc!k!w4
yraymin = 9e9 GoXHVUyp
xraytot = 0 ^<b.j.$<z
yraytot = 0 Ctx K{:
numray = 0 EFO Q;q
numrayattempt = 0 M,lu)~H
px = -1 - delta x&p=vUuukP
label 2 | %9~W^b
px = px + delta Dn! V)T
py = -1 - delta sNTfRPC
label 3 1 crjRbi
py = py + delta w| # 79,&
rad = px*px + py*py GQ8P}McA
if rad <= 0.9999999 EaL+}/q&
raytrace hx, hy, px, py !%=k/|#
numrayattempt = numrayattempt+1 8ttw!x69)_
if !rayv(n) **************************** ~=Sr0+vV
numray = numray + 1 / nRaxzf'
x = rayx(n) W`kgYGnFG
y = rayy(n) Kep?=9r4+
if (x < xraymin) then xraymin = x o! d0
if (x > xraymax) then xraymax = x ea/6$f9^
if (y < yraymin) then yraymin = y 0eIR)#j*
if (y > yraymax) then yraymax = y % vzpp\t
xraytot = xraytot + x D':A-E
yraytot = yraytot + y U[u6UG
endif !Zx>)V6.
endif =cY]cPO
if py < 1.0 then goto 3 YN3uhd[2
if px < 1.0 then goto 2 ? Ci\3)u,P
if numray To95WG7G
format 14.8 =n&83MYX
print " X Centroid = ",xraytot/numray, 1owoh,V6
print " Y Centroid = ",yraytot/numray &v 88x s
print " X Middle = ",(xraymax+xraymin)/2, \zU R9h
print " Y Middle = ",(yraymax+yraymin)/2 FUqiP(A
format .0 vF 1$$7 k
print " ",numray, " out of ", numrayattempt," rays made it through." uNDkK o<M
else .l!Z=n|
print " No rays made it through!" sy?W\(x
endif VB %xV
f=f+1 *G38N]|u6
if f<= nfld() then goto 1
%G*D0pE
print &/"
qOZAs
print "All field positions done!" ~f:fOrLE#
FORMAT 0.1 uq_SF.a 'v
print "Elapsed time ", ETIM(), " seconds." /:)4tIV
