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············· dSHDWu&
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macro 正文:········· YGNP53CU
! centroid.zpl `Urhy#LC
! t%8BK>AHvw
! Written by Kenneth Moore 9/1/92 wUJcmM;
! Added TIMER function 4/18/96 q!@4~plz
! d&>^&>?$zh
TIMER "\yT7?},
! 1< ?4\?j
! The delta controls how many rays will be traced. A R=\IEqqsi
! delta of .025 will trace a 80 x 80 grid in the pupil. 2&cT~ZX&'
! , W?VhO
delta = .025 "#g}ve,
! n `Ac 3A
print "This program computes the chief ray coordinates," ))Za&S*<
print "centroid coordinates, and middle coordinates for" JW&gJASGC
print "the primary wave spot at each field position." {_*yGK48n
maxfield = maxf() E"IZ6)Q
if maxfield == 0 then maxfield = 1 ~"A0Rs=
n = nsur() c &c@M$
f = 1 'Pbr
v
label 1 8eRLy/`gd
hx = fldx(f)/maxfield Q,Eo mt
hy = fldy(f)/maxfield Pg{J{gn
raytrace hx,hy,0,0 `WS&rmq&'
format 10.4 E{vbO/|kf
print 8{ I|$*nB
print " X Field = ", fldx(f), rvM {M/4
print " Y Field = ", fldy(f) %a7$QF]
print " X Chief = ",rayx(n), x?<FJ"8"k
print " Y Chief = ",rayy(n) 8 zb/xP>
xraymax = -9e9 |uJ%5y#
yraymax = -9e9 ~V6D<
xraymin = 9e9 "J1
4C9u
yraymin = 9e9 |V(0GB
xraytot = 0 w32y3~
yraytot = 0 ~VB1OLgv#.
numray = 0 0*v2y*2V
numrayattempt = 0 -:rUw$3J
px = -1 - delta \{D"
!e
label 2 zT{VE+=
px = px + delta !5N.B|Nt
py = -1 - delta
Fk;Rfqq
label 3 Uw:"n]G]D?
py = py + delta n&!-9:0
rad = px*px + py*py G+m }MOQP7
if rad <= 0.9999999 Pzem{y7Ir
raytrace hx, hy, px, py nr3==21Om4
numrayattempt = numrayattempt+1 ~>XxGjxe
if !rayv(n) **************************** [N'h%1]\
numray = numray + 1 O".=r}
x = rayx(n) qxj(p o
y = rayy(n) wgA_38To
if (x < xraymin) then xraymin = x !`r$"}g
if (x > xraymax) then xraymax = x GN>@ZdVG}#
if (y < yraymin) then yraymin = y k;W
XB|k
if (y > yraymax) then yraymax = y 5-A\9UC*@
xraytot = xraytot + x e#q}F>/L
yraytot = yraytot + y D/' dTrR
endif 7-A2_!_x{
endif d"Y{UE
if py < 1.0 then goto 3 2t,zLwBdnJ
if px < 1.0 then goto 2 8b=_Y;
if numray ##ANrG l
format 14.8 Q59W#e)
print " X Centroid = ",xraytot/numray, LIrb6g&xj_
print " Y Centroid = ",yraytot/numray >R=|Wo`Ri
print " X Middle = ",(xraymax+xraymin)/2, W{aY}`
print " Y Middle = ",(yraymax+yraymin)/2 #A.@i+Zv
format .0 ?@8[e9lLD
print " ",numray, " out of ", numrayattempt," rays made it through." {GUF;V
^
else Y9|!+,
print " No rays made it through!" DV{=n C
endif ,u!sjx
f=f+1 y+;|Fz
if f<= nfld() then goto 1 1YMh1+1
print J=yTbSN\v
print "All field positions done!" nj4/#W
FORMAT 0.1 i mM_H;-X
print "Elapsed time ", ETIM(), " seconds." Ap !lQ>p