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············· X8Fzs!L`
`7\H41%\pp
macro 正文:········· :3O5ET'1
! centroid.zpl <h@]Ri
! vY_eDJ~'
! Written by Kenneth Moore 9/1/92 xNIGO/uI~
! Added TIMER function 4/18/96 ot }6D
! @Z q[e
TIMER 0m
A(:"
! (hN?:q?'
! The delta controls how many rays will be traced. A *V DVC0R
! delta of .025 will trace a 80 x 80 grid in the pupil. X3yS5whd(
! mX;H((
delta = .025 n}OU Y
! >vAN(3Idu
print "This program computes the chief ray coordinates," y42#n
print "centroid coordinates, and middle coordinates for" `[Sl1saZ$S
print "the primary wave spot at each field position." S/7l/DFb
maxfield = maxf() +GeWg`
\=
if maxfield == 0 then maxfield = 1 )i-gs4[(QN
n = nsur() (:7a&2/M
f = 1 :j,}{)5=
label 1 9yL6W'B!
hx = fldx(f)/maxfield >
c:Zx!
hy = fldy(f)/maxfield +?AW>&68y
raytrace hx,hy,0,0 3AeH7g4<
format 10.4 x<>YUw8`
print U=QA e
print " X Field = ", fldx(f), (NaK3_
print " Y Field = ", fldy(f) J@Yj\9U
print " X Chief = ",rayx(n), J>h;_jA
print " Y Chief = ",rayy(n) BIj
xraymax = -9e9 wE6A
7\k%
yraymax = -9e9 ShGp^xVj
xraymin = 9e9 $3\,h;y
yraymin = 9e9 +`}o,z/^
xraytot = 0 FmD +8=
yraytot = 0 q.T:0|
numray = 0 P=gJAE5
numrayattempt = 0 x0<^<D &Q
px = -1 - delta X 8R1a?
label 2 ;;Tq$#vd
px = px + delta vyU!+mlc
py = -1 - delta Yt{&rPv,
label 3 QBihpA1;
py = py + delta m\-PU z&C
rad = px*px + py*py >lLo4M 3
if rad <= 0.9999999 B^q<2S;
raytrace hx, hy, px, py U=m=1FYaG
numrayattempt = numrayattempt+1 9/3;{`+[a
if !rayv(n) **************************** %{'4.
,
numray = numray + 1 >];"N{ A
x = rayx(n) eaAPKx
y = rayy(n) GFL-.?
0
if (x < xraymin) then xraymin = x #pA[k-
if (x > xraymax) then xraymax = x e=>%^F
if (y < yraymin) then yraymin = y 7I
>J$"
if (y > yraymax) then yraymax = y (STx$cya
xraytot = xraytot + x fp;a5||5
yraytot = yraytot + y Y[G9Vok
VX
endif 8zmv
5trt
endif 8x{Hg9
if py < 1.0 then goto 3 e U;jP]FA
if px < 1.0 then goto 2 Y/lN@
if numray ti9}*8
format 14.8 P%)b+H{$h
print " X Centroid = ",xraytot/numray, 7' eh)[T
print " Y Centroid = ",yraytot/numray hW'
HT
print " X Middle = ",(xraymax+xraymin)/2, '9q6aM/&
print " Y Middle = ",(yraymax+yraymin)/2 c<jB6|.=2
format .0 SFpQ#
print " ",numray, " out of ", numrayattempt," rays made it through." 'n4u-pM(nB
else q-IWRb0j%a
print " No rays made it through!" vGN3 YcH
endif %wL,v.}
f=f+1 Xw^X&Pp
if f<= nfld() then goto 1 ik\S88|
print Pfan7fq+
print "All field positions done!" 1JeJxzv>C
FORMAT 0.1 SdI1}&
print "Elapsed time ", ETIM(), " seconds." w~N-W8xNR