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············· XB%`5wwd
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macro 正文:········· YC}$O2
! centroid.zpl B^hK
! *1}vn%wvn
! Written by Kenneth Moore 9/1/92 !" : arK
! Added TIMER function 4/18/96 6:\z8fYD
! W*D*\E
TIMER t*Wxvoxk
! ,-BZsZ0~
! The delta controls how many rays will be traced. A a[gN+DX%L
! delta of .025 will trace a 80 x 80 grid in the pupil. ? oGmGKq
! 4_S%K&
delta = .025 c{f1_qXN
! (yz8}L3
print "This program computes the chief ray coordinates," `RE1q)o}8M
print "centroid coordinates, and middle coordinates for" .T*7nw
print "the primary wave spot at each field position." !?)iP
maxfield = maxf() t{/
EN)J
if maxfield == 0 then maxfield = 1 J15$P8J
n = nsur() $E@ke:
f = 1 to 3i!b
label 1 upH%-)%'
hx = fldx(f)/maxfield 4>@-1nt}
hy = fldy(f)/maxfield Mq,_DQ
raytrace hx,hy,0,0 >l5JwwG
format 10.4
]cI(||x
print M,UYDZ',
print " X Field = ", fldx(f), GgjBLe=C
print " Y Field = ", fldy(f) gClDVO
print " X Chief = ",rayx(n), 8%9OB5?F6
print " Y Chief = ",rayy(n) K#p&XIY,
xraymax = -9e9 qsL6*(S(r
yraymax = -9e9 uO-R:MC
xraymin = 9e9 r,dxW5v.
yraymin = 9e9 UJF
}Ye
xraytot = 0 v]27+/a$c
yraytot = 0
oApI/o
numray = 0 l+ <x
numrayattempt = 0 -.WVuc`
px = -1 - delta k07) g:_
label 2 j|WaWnl=
px = px + delta Bj7\{x,?
py = -1 - delta egi?Qg
label 3 ?0Ca-T Rz
py = py + delta 9~mi[l~
rad = px*px + py*py y]\R0lR
if rad <= 0.9999999 (jYs_8;
raytrace hx, hy, px, py 9Au+mIN
numrayattempt = numrayattempt+1 XT_BiZ%l5O
if !rayv(n) **************************** ?-'Q-\j
numray = numray + 1 |qNrj~n@
x = rayx(n) U^0vLyqW^5
y = rayy(n) w }2|Do$5
if (x < xraymin) then xraymin = x AjANuyUaP
if (x > xraymax) then xraymax = x FZmYv%J
if (y < yraymin) then yraymin = y uf)W?`e~
if (y > yraymax) then yraymax = y ddHIP`wb
xraytot = xraytot + x Nmsb
yraytot = yraytot + y 1y"37;x
endif +;[`fSi
endif v981nJ>w,
if py < 1.0 then goto 3 |_2ANWHz
if px < 1.0 then goto 2 xD?{Hw>QT#
if numray TzL40="F
format 14.8 ::T<de7
print " X Centroid = ",xraytot/numray, d8RpL{9\7
print " Y Centroid = ",yraytot/numray c)6Y.[).
print " X Middle = ",(xraymax+xraymin)/2, L
kq>>?T=
print " Y Middle = ",(yraymax+yraymin)/2 c8"I]Qc7
format .0 j*:pW;)^
print " ",numray, " out of ", numrayattempt," rays made it through." kdYl>M
else UXk8nH
print " No rays made it through!" ^]R0d3?>\
endif :M[E-j;
f=f+1 dju&Ku
if f<= nfld() then goto 1 }Rux<=cd|
print wD,F=O
print "All field positions done!" j'J*QK&Q
FORMAT 0.1 !d0@^JbM"
print "Elapsed time ", ETIM(), " seconds." VDmd+bvJV