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············· 2HmK['(
n=V|NrU
macro 正文:········· ))f@9m
! centroid.zpl j \jMN*dmV
! [*p;+&+/ZM
! Written by Kenneth Moore 9/1/92 hmo4H3g!N
! Added TIMER function 4/18/96 i/+^C($'f
! K~,!IU_QG
TIMER ?D _4KFr
! 1C{0 R.
! The delta controls how many rays will be traced. A gfj_]
! delta of .025 will trace a 80 x 80 grid in the pupil. /y{:N
! 9dNkKMc@
delta = .025 jq% <Z,rh
! 0*b8?e
print "This program computes the chief ray coordinates," A{T9-f@X
print "centroid coordinates, and middle coordinates for" @I?,!3`jS
print "the primary wave spot at each field position." zPp22
maxfield = maxf() s_/@`kd{
if maxfield == 0 then maxfield = 1 xOKJOl
n = nsur() iv_3R}IbX
f = 1 `WOoC
label 1 lf>d{zd5
hx = fldx(f)/maxfield s(3u\#P
hy = fldy(f)/maxfield 5@%Gq)z5
raytrace hx,hy,0,0 F\xIVY
format 10.4 -LRx}Mb9
print DZ2gnRg
print " X Field = ", fldx(f), "$farDDoF
print " Y Field = ", fldy(f) 8(Te^] v#
print " X Chief = ",rayx(n), oQ
r.cKD ?
print " Y Chief = ",rayy(n) r4/b~n+*
xraymax = -9e9 Z40k>t
D
yraymax = -9e9 JseKqJ?g
xraymin = 9e9 x}K|\KXy
yraymin = 9e9 c=\ _[G(
xraytot = 0 }Y.YJXum
yraytot = 0 w/o^OjwQ
numray = 0 e8> X5
numrayattempt = 0 Zqm%qm:
px = -1 - delta ,\"x#Cc f
label 2 i=#\`"/
px = px + delta j[gqS%
py = -1 - delta W vB]Rs
label 3 L;")C,CwQ
py = py + delta lhYJectJa
rad = px*px + py*py kR
%,:
if rad <= 0.9999999 2QbKh)
raytrace hx, hy, px, py 9ns( F:
numrayattempt = numrayattempt+1 TxK
v!-1
if !rayv(n) **************************** /} PdO
numray = numray + 1 zqdkt `
x = rayx(n) /ojwOJ
y = rayy(n) YT!iI
if (x < xraymin) then xraymin = x G`%rnu
if (x > xraymax) then xraymax = x <}~
/. Cx
if (y < yraymin) then yraymin = y _VdJFjY?zc
if (y > yraymax) then yraymax = y jRC{8^98
xraytot = xraytot + x u->[y1JY
yraytot = yraytot + y 7=fNvES2
endif *(yw6(9%
endif [DjlkA/Zg
if py < 1.0 then goto 3 |+Rx)
if px < 1.0 then goto 2 2*w`l|Sx
if numray }GURq#
format 14.8 nw/g[/<;
print " X Centroid = ",xraytot/numray, >Um(gbG
print " Y Centroid = ",yraytot/numray GOdWc9Ta!
print " X Middle = ",(xraymax+xraymin)/2, n
Yx[9H N
print " Y Middle = ",(yraymax+yraymin)/2 /'DAB**
format .0 >qy62:co
print " ",numray, " out of ", numrayattempt," rays made it through." /7Sg/d%c
else 8v4krz<Iq
print " No rays made it through!" I_8 n>\u
endif 3t9+Y dNKU
f=f+1 ,/p+#|>C=
if f<= nfld() then goto 1 o<48' >[
print .{t5_,P
print "All field positions done!" .R`_"7
FORMAT 0.1 nnRb
print "Elapsed time ", ETIM(), " seconds." [^a7l$fmi