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············· QT"o"B
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macro 正文:········· d=HD!
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! centroid.zpl fzjtaH?
! =AuxMEg
! Written by Kenneth Moore 9/1/92 ?IiFFfs
! Added TIMER function 4/18/96 ZzT"u1,&
! *>lXCx
TIMER /EZ -
! `my\59T
! The delta controls how many rays will be traced. A ge{%B~x
! delta of .025 will trace a 80 x 80 grid in the pupil. w(odgD
!
kL -f@CD
delta = .025 HNX/#?3
! 8(-N;<Ef2
print "This program computes the chief ray coordinates," ( d8rfet
print "centroid coordinates, and middle coordinates for" wr6(C:
print "the primary wave spot at each field position." ]vCs9* |B
maxfield = maxf() )Y=ti~?M(
if maxfield == 0 then maxfield = 1 +DSZ(Zb4qY
n = nsur() 3e;ux6
f = 1 (%]M a
label 1 VQ2B|v
hx = fldx(f)/maxfield j|r$!gV
hy = fldy(f)/maxfield S"Ag7i
raytrace hx,hy,0,0 P[P]oT.N
format 10.4 !!v9\R4um
print ~/Kqkhq+c
print " X Field = ", fldx(f), Lyjp
print " Y Field = ", fldy(f) vPu{xy
print " X Chief = ",rayx(n), ~=Fp0l)#
print " Y Chief = ",rayy(n) ].N%A07
xraymax = -9e9 #4^D'r>pJ
yraymax = -9e9 ^F+7@*u
xraymin = 9e9 4m_CPe
yraymin = 9e9 @p9YHLxLjQ
xraytot = 0 o{MmW~/o&
yraytot = 0 KyzdJ^xC"
numray = 0 1F[W~@jW
numrayattempt = 0 hJoh5DIE95
px = -1 - delta w`>g^_xsg
label 2 SKSI\]Cc
px = px + delta ek0,@Vg9
py = -1 - delta N6/;p]|
label 3 fSm|anuKZe
py = py + delta f_r4*#&v
rad = px*px + py*py X}]g;|~SN
if rad <= 0.9999999 g;</ |Z
raytrace hx, hy, px, py &jF[f4:7
numrayattempt = numrayattempt+1 ~qb-uT\(99
if !rayv(n) **************************** yJHFo[wGMJ
numray = numray + 1 ]Cc8[ZC
x = rayx(n) TZE;$:1vx>
y = rayy(n) !;&{Q^}
if (x < xraymin) then xraymin = x P<R'S
if (x > xraymax) then xraymax = x E"t79dD
if (y < yraymin) then yraymin = y R"{oj]d;$F
if (y > yraymax) then yraymax = y C,dRdEB>
xraytot = xraytot + x /8s>JPXKH[
yraytot = yraytot + y #j6qq3OG
endif J]$]zD
endif K]Z];C#)
if py < 1.0 then goto 3 2~W8tv0^b2
if px < 1.0 then goto 2 NvjKB)J
if numray |&0Cuwt
format 14.8 2@$`xPg
print " X Centroid = ",xraytot/numray, hXP'NS`iv
print " Y Centroid = ",yraytot/numray p!p:LSk"/b
print " X Middle = ",(xraymax+xraymin)/2, ~5wT|d
print " Y Middle = ",(yraymax+yraymin)/2 P&9&/0r=_
format .0 =_9grF-
print " ",numray, " out of ", numrayattempt," rays made it through." 6kHb*L Je
else @"BkLF
print " No rays made it through!" jR mo9Bb2
endif [|oOP$u
f=f+1 ~#9(Q
if f<= nfld() then goto 1 C_V5.6T!
print 4j-%I7
print "All field positions done!" (&-!l2
FORMAT 0.1 eih~ SBSH
print "Elapsed time ", ETIM(), " seconds." tLe"i>