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············· \D(6t!Ox
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macro 正文:········· <@xp. Y
! centroid.zpl u9rlNmf$
! PVvNu5k
! Written by Kenneth Moore 9/1/92 BsiHVr
! Added TIMER function 4/18/96 Wf/Gt\?
! &gxRw l
TIMER #4"(M9kf
! @O9.~6
! The delta controls how many rays will be traced. A GFasGHAw
! delta of .025 will trace a 80 x 80 grid in the pupil. ;rWgt!l
! 4VINu9\V
delta = .025 Iih~W&
! @'`!2[2'?
print "This program computes the chief ray coordinates," }N^.4HOS8
print "centroid coordinates, and middle coordinates for"
>oi`%V
print "the primary wave spot at each field position." =zBcfFii`w
maxfield = maxf() 8<ZxE(v
if maxfield == 0 then maxfield = 1 An cmSi
n = nsur() [mphiH/
f = 1 3RG*:9
label 1 VE5w!of
hx = fldx(f)/maxfield tr0P;}=
hy = fldy(f)/maxfield BYuF$[3ya&
raytrace hx,hy,0,0 Xwy0dXko
format 10.4 V8ka*VJ(B
print j#d=V@=a
print " X Field = ", fldx(f), vcs=!Ace
print " Y Field = ", fldy(f) GlYNC&,VL
print " X Chief = ",rayx(n), x>vC;E${"
print " Y Chief = ",rayy(n) 9,\b$?9
xraymax = -9e9 d:*,HzG
yraymax = -9e9 R=P=?U.
xraymin = 9e9 tcyami6D4
yraymin = 9e9
5Z/x Y&
xraytot = 0 7K3S\oPej
yraytot = 0 4E]w4BG)
numray = 0 M72.
numrayattempt = 0 X@KF}x's
px = -1 - delta C o v,#j j
label 2 *4#)or
px = px + delta ?t++IEoP
py = -1 - delta nN1\
label 3 PjZsMHW%
py = py + delta JVbR5"+.
rad = px*px + py*py m UY+v>F
if rad <= 0.9999999 GJN"43
raytrace hx, hy, px, py (A(7?eq
numrayattempt = numrayattempt+1 (UWWULV
if !rayv(n) **************************** v3!oY t:l
numray = numray + 1 |}N -5U
x = rayx(n) DXu915
y = rayy(n) QcJ?1GwA"
if (x < xraymin) then xraymin = x %suSZw`
if (x > xraymax) then xraymax = x GlkTpX^b
if (y < yraymin) then yraymin = y \M0-$&[+Z
if (y > yraymax) then yraymax = y o1<Y#db[
xraytot = xraytot + x 94 58.!3
yraytot = yraytot + y B M5+;h !
endif 3lzjY.]Pgv
endif I3`WY-uv
if py < 1.0 then goto 3 As0E'n85
if px < 1.0 then goto 2 ;8\w$SPP
if numray o1C1F}gxU
format 14.8 ZXV_Dc
print " X Centroid = ",xraytot/numray, "SC }C
print " Y Centroid = ",yraytot/numray ?'ID7mL
print " X Middle = ",(xraymax+xraymin)/2, *R1m=
print " Y Middle = ",(yraymax+yraymin)/2 SQ%B"1&$D
format .0 |Iei!jm
print " ",numray, " out of ", numrayattempt," rays made it through." MH@=Qqx#=t
else 8,iBG! RF
print " No rays made it through!" 278:5yC
endif iAD'MB
f=f+1 D2N| A
if f<= nfld() then goto 1 u^.7zL+
print Qj;wklq
print "All field positions done!" Fy:CG6@X
FORMAT 0.1 ROcI.tL
print "Elapsed time ", ETIM(), " seconds." IoO t n