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············· ;*{"|l qe
DtEvt+h
macro 正文:········· 7{z\^R^O
! centroid.zpl 0Y>5&
! 4*0C_F@RX
! Written by Kenneth Moore 9/1/92 r~[Bzw"c
! Added TIMER function 4/18/96 lIhP\:;S&
! yN@3uYBF
TIMER CJa`[;i0y
! H|\@[:A+
! The delta controls how many rays will be traced. A <6.aSOS
! delta of .025 will trace a 80 x 80 grid in the pupil. xF8U )j!
! k3PFCl~e
delta = .025 !k3 eUBF
! s7d4)A%
print "This program computes the chief ray coordinates," jT'09r3P
print "centroid coordinates, and middle coordinates for" kuq&8f~!
print "the primary wave spot at each field position." Tv[h2_+E
maxfield = maxf() zH5pe
if maxfield == 0 then maxfield = 1 n[KL Y!
n = nsur() IgIM8"N
f = 1 OA7YWk<K
label 1 Rs@>LA
hx = fldx(f)/maxfield V|{\8&2
hy = fldy(f)/maxfield =?3b3PZn
raytrace hx,hy,0,0 T)Y{>wT
format 10.4 \: BixBU7
print H 8x66}
print " X Field = ", fldx(f), .vnQZ*6
print " Y Field = ", fldy(f) \<aR^Sj.
print " X Chief = ",rayx(n), XN^l*Q?3n
print " Y Chief = ",rayy(n) ^?V9
xraymax = -9e9 ;x|7"lE
yraymax = -9e9 fsjCu!
xraymin = 9e9 5i@WBa
yraymin = 9e9 h/oC9?v
xraytot = 0 V/&JArW
yraytot = 0 a$=He
numray = 0 1 2VSzIm
numrayattempt = 0 Y'^+ KU
px = -1 - delta F$j?}
label 2 fi~jT"_CI
px = px + delta yU"lJ>Eh}}
py = -1 - delta ew.jsa`TrW
label 3 I~ 1Rt+:
py = py + delta h'nXV{N0
rad = px*px + py*py s'^sT=b
if rad <= 0.9999999 7_Op(C4,nC
raytrace hx, hy, px, py %a:>3!
+
numrayattempt = numrayattempt+1 X \BxRgl},
if !rayv(n) **************************** *e25!#o1
numray = numray + 1 8|{d1dy
x = rayx(n) :V0sKg|sS
y = rayy(n) g)1`A24
if (x < xraymin) then xraymin = x N(l
if (x > xraymax) then xraymax = x F.{$HJ
if (y < yraymin) then yraymin = y 2b/Cs#-
if (y > yraymax) then yraymax = y hLr\;Swyp
xraytot = xraytot + x udOdXz6K?
yraytot = yraytot + y FEO/RMh
endif /E-sg,
k
endif ?J@P0(M#
if py < 1.0 then goto 3 f+lPQIB
if px < 1.0 then goto 2 ?[=OQ/E
if numray r4M;]
format 14.8 /PKu",Azj
print " X Centroid = ",xraytot/numray, F!<!)_8Q
print " Y Centroid = ",yraytot/numray /5Sd?pW;
print " X Middle = ",(xraymax+xraymin)/2, ^kK% 8 u
print " Y Middle = ",(yraymax+yraymin)/2 9$L2a
format .0 {kghZur
print " ",numray, " out of ", numrayattempt," rays made it through." |=:<[FU
else u}.mJDL
print " No rays made it through!" a%2K,.J
endif l<;~sag
f=f+1 Pj1 k?7
if f<= nfld() then goto 1 e^}@X[*'#
print @1A.$:
print "All field positions done!" F/cA tT.M?
FORMAT 0.1 ?vfZ>7Q
print "Elapsed time ", ETIM(), " seconds." iS< ^MD