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············· f5yd2wKy6
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macro 正文：·········
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! centroid.zpl C&;'Pw9H
! )*_YeT&w.
! Written by Kenneth Moore 9/1/92 @*_K#3
! Added TIMER function 4/18/96 9:kb0oBa?l
! > PYe"
TIMER d[S!e`,iD
! lRO8}XSI
! The delta controls how many rays will be traced. A pa\]@;P1
! delta of .025 will trace a 80 x 80 grid in the pupil. ^|x{E20
! _>aesp%
delta = .025 JN8k x;@
! zcNV<tx
print "This program computes the chief ray coordinates," 9j,zaGD0
print "centroid coordinates, and middle coordinates for" AG9U2x
print "the primary wave spot at each field position." =- q)I[4#
maxfield = maxf() p,4z;.s$
if maxfield == 0 then maxfield = 1 D~%cf
n = nsur() W5x]b l#
f = 1 (Q 'XjN\#
label 1 pH*L8tT
hx = fldx(f)/maxfield *%fOE;-?
hy = fldy(f)/maxfield 2HTZ, W
raytrace hx,hy,0,0 -,i1T(p1
format 10.4 /stED{j,
print |FNP~5v
print " X Field = ", fldx(f), nnE@1X3
print " Y Field = ", fldy(f) l,/5$ JGnk
print " X Chief = ",rayx(n), |fJ,+)_(
print " Y Chief = ",rayy(n) . :;i*
xraymax = -9e9 -meKaQv
yraymax = -9e9 {-E{.7
xraymin = 9e9 T[7DJNdG6
yraymin = 9e9 e@q[Dv'mu
xraytot = 0 Fj5^_2MU:
yraytot = 0 %\^x3wP&o\
numray = 0 *i\7dJ Dj
numrayattempt = 0 1XZ&X]
px = -1 - delta U{ R*WB b
label 2 )V>FU=
px = px + delta D!-zQ`^
py = -1 - delta =X1$K_cN
label 3 & 3^40 s/+
py = py + delta @&~BGh
rad = px*px + py*py *;}! WDr
if rad <= 0.9999999 yy>4`_
raytrace hx, hy, px, py {66vdAu&h<
numrayattempt = numrayattempt+1 H ,?MG
if !rayv(n) **************************** &{
f5F7E@
numray = numray + 1 XkNi 'GJf
x = rayx(n)
']dTW#i
y = rayy(n) 8+!$k!=X
if (x < xraymin) then xraymin = x lz>5bR'
if (x > xraymax) then xraymax = x G)putk@
if (y < yraymin) then yraymin = y ^6`R:SV4Gx
if (y > yraymax) then yraymax = y x7/2e{p
uu
xraytot = xraytot + x l >O]Cpt
yraytot = yraytot + y I,#U
_
endif 2. x3^/
endif p*N+B
o
if py < 1.0 then goto 3 [OT@gp:
if px < 1.0 then goto 2 ZNx{7]=a
if numray w |M?t{
format 14.8 Ii
K&v<(]
print " X Centroid = ",xraytot/numray, d- ]%
print " Y Centroid = ",yraytot/numray VVf~ULZ-
print " X Middle = ",(xraymax+xraymin)/2, 5 i#B?+Y
print " Y Middle = ",(yraymax+yraymin)/2 M'g4alS
format .0 adxJA}K }
print " ",numray, " out of ", numrayattempt," rays made it through." -x RsYYw
else &B 3kzs
print " No rays made it through!" kTnvD|3_!P
endif M 35}5 +
f=f+1 0)84Z .k
if f<= nfld() then goto 1 4o|~KX8Qz
print /bw-*
print "All field positions done!" 't>Qj7vh0
FORMAT 0.1 ))MP]j9
T
print "Elapsed time ", ETIM(), " seconds." * T~sR'K+|
