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············· ]:e_Y,@
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macro 正文:········· puPI^6y%
! centroid.zpl s{b\\$Rb
! 9#9 UzKX#
! Written by Kenneth Moore 9/1/92 :
UeK0
! Added TIMER function 4/18/96 }=X: F1S
! oC`F1!SfOO
TIMER `cp\UH@
! [9sEc
! The delta controls how many rays will be traced. A n])#<0
! delta of .025 will trace a 80 x 80 grid in the pupil. $udhTI#,
! 3sr_V~cZ9
delta = .025 evZcoH3~
! 40?RiwwD
print "This program computes the chief ray coordinates," L-+g`
print "centroid coordinates, and middle coordinates for" +/[M
Ex=
print "the primary wave spot at each field position." +q&Hj|;8r
maxfield = maxf() I|rb"bG
if maxfield == 0 then maxfield = 1 ?tYZ/
n = nsur() cWAw-E5
f = 1 R;DU68R
label 1 =}Tm8b0
hx = fldx(f)/maxfield C8K2F5c5
hy = fldy(f)/maxfield ^/BGOBK
raytrace hx,hy,0,0 wPg/.N9H
format 10.4 CH6 m
print >Y>R1b%
print " X Field = ", fldx(f), %,bD|
NKp
print " Y Field = ", fldy(f) 6*i**
print " X Chief = ",rayx(n), t5{P'v9J
print " Y Chief = ",rayy(n) Y,s EM%
xraymax = -9e9 !<M
eWo
yraymax = -9e9 sZrVANyqb
xraymin = 9e9 mG
S4W;
yraymin = 9e9 2 GRI<M
xraytot = 0 Jk*cuf`rq
yraytot = 0 5{'hsC
numray = 0 f\_RW;y|m
numrayattempt = 0 ]s=|+tz\V
px = -1 - delta LO=U?`)q
label 2 FMdu30JV
px = px + delta ?Ek)" l
py = -1 - delta 6U{A6hH]
label 3 `#$}P;W
py = py + delta dk&e EDvfd
rad = px*px + py*py &vrQ *jX
if rad <= 0.9999999 2|;|C8C
raytrace hx, hy, px, py AERJ]$\
numrayattempt = numrayattempt+1 0j@mzd2
if !rayv(n) **************************** [NSslVr
numray = numray + 1 M
FIb-*wT
x = rayx(n) -,")GA+[7
y = rayy(n) F
CYGXtc
if (x < xraymin) then xraymin = x =e6pv#
if (x > xraymax) then xraymax = x (p2`ofj
if (y < yraymin) then yraymin = y IHTimT?
if (y > yraymax) then yraymax = y @bg9
}Z%\h
xraytot = xraytot + x !R8%C!=a
yraytot = yraytot + y LSta]81B4L
endif t9`{^<LH
endif -K/+}4i3N
if py < 1.0 then goto 3 mn@1c4y
if px < 1.0 then goto 2 V&f*+!!2
if numray `Na()r$T
format 14.8 9d"*Z%!j
print " X Centroid = ",xraytot/numray, r~,y3L6ic
print " Y Centroid = ",yraytot/numray 8~(xi<"e
print " X Middle = ",(xraymax+xraymin)/2, z 3aGK
print " Y Middle = ",(yraymax+yraymin)/2 .RpJZ[E
format .0 &ZD@-"@
print " ",numray, " out of ", numrayattempt," rays made it through." FQ>$Ps*a[
else k3bQ32()
print " No rays made it through!" WX4sTxJK
endif k'iiRRM
f=f+1 _UVpQ5pN
if f<= nfld() then goto 1 _9>,9aL
print jq
H)o2"/
print "All field positions done!" _%Z.Re
FORMAT 0.1 <);q,|eh2
print "Elapsed time ", ETIM(), " seconds." CtY-Gs