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············· qI^jwl|k
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macro 正文:········· Se8y-AL6x>
! centroid.zpl E}=NZqOB!
! #^ #i]{g
! Written by Kenneth Moore 9/1/92 )M 0O=Cl1
! Added TIMER function 4/18/96 yFo5 pKF.J
! PEIr-qs%D
TIMER BaAb4{
! 1_C6KS
! The delta controls how many rays will be traced. A 9A(K_d-!H
! delta of .025 will trace a 80 x 80 grid in the pupil. Q8oo5vqQ#C
! O$/swwB!
delta = .025 f :5/y^M&
! CF"3<*%x
print "This program computes the chief ray coordinates," "n,ZP@M;
print "centroid coordinates, and middle coordinates for" {B.]w9
print "the primary wave spot at each field position." 2v1&%x:y#
maxfield = maxf() J|24I4
if maxfield == 0 then maxfield = 1 hp4(f W
n = nsur() P;LZ!I
f = 1 vP?S0>gh
label 1 |l(lrJ{
hx = fldx(f)/maxfield ]#.&f]6l
hy = fldy(f)/maxfield z{L;)U B^
raytrace hx,hy,0,0 )\Q|}JV
format 10.4 OZm[iH
print K<JP9t6Qd
print " X Field = ", fldx(f), 3yB6]U
print " Y Field = ", fldy(f) ix @rq#
print " X Chief = ",rayx(n), <h51KPo^P
print " Y Chief = ",rayy(n) M&c1iK\E8
xraymax = -9e9 Aq'E:/
yraymax = -9e9 l:yAgm`
xraymin = 9e9 ^3o8F
yraymin = 9e9 m(:qZW
xraytot = 0 K0=E4>z,`q
yraytot = 0 <9tG_
numray = 0 /
i2-h
numrayattempt = 0 G%jJ>T4
px = -1 - delta kGV`Q
label 2 g
'a?
px = px + delta B^~Bv!tHWr
py = -1 - delta ,ri--<
label 3 %P,^}h7
py = py + delta [W=S8>
rad = px*px + py*py :vyf-K74M
if rad <= 0.9999999 Sc3M#qm_
raytrace hx, hy, px, py N:jiZ)
numrayattempt = numrayattempt+1 T8TsKjqOZ
if !rayv(n) **************************** <?Izfl6
numray = numray + 1 .x?zky^
x = rayx(n) N/{Yi
_n
y = rayy(n) OVSq8?L
if (x < xraymin) then xraymin = x 7h&`BS
if (x > xraymax) then xraymax = x `4$Qv'X*
if (y < yraymin) then yraymin = y 8yz((?LrDh
if (y > yraymax) then yraymax = y <O)X89dFM
xraytot = xraytot + x 1\{U<Oli
yraytot = yraytot + y R6Z}/ m
endif &~A*(+S
endif ,W8Iabi^
if py < 1.0 then goto 3 MGKeD+=5
if px < 1.0 then goto 2 seU^IC<
if numray o]jP3
$t;
format 14.8 JP,(4h*
print " X Centroid = ",xraytot/numray, 53*, f
print " Y Centroid = ",yraytot/numray lF"(|n"R
print " X Middle = ",(xraymax+xraymin)/2, }cK~=@7tK
print " Y Middle = ",(yraymax+yraymin)/2 v:Z4z6M-
format .0 =/QU$[7X(
print " ",numray, " out of ", numrayattempt," rays made it through." 8Y~=\(5>
else LI;Efy L
print " No rays made it through!" Dzjt|U0ru9
endif C
3XZD4.2
f=f+1 ig_<kj;Vd
if f<= nfld() then goto 1 c[RLYu
print UK_aqB
print "All field positions done!" ^C)T M@+
FORMAT 0.1 l(w vQO
print "Elapsed time ", ETIM(), " seconds." .A!0.M|