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············· Tk>#G{Wb-
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macro 正文:········· y(&Ac[foS}
! centroid.zpl Z.WW(C.
! d1*<Ll9K
! Written by Kenneth Moore 9/1/92 TV:9bn?r)
! Added TIMER function 4/18/96 #QPjkR|\
! y9;Yivr)
TIMER TseGXYH
! : +u]S2u{
! The delta controls how many rays will be traced. A z{6Z
11|
! delta of .025 will trace a 80 x 80 grid in the pupil. 9ati`-y2
! *_e3 @g
delta = .025 >usL*b0%
! ZC?Xqp
print "This program computes the chief ray coordinates," >sF)BoLc
print "centroid coordinates, and middle coordinates for" BWNi [^]
print "the primary wave spot at each field position." 83m3OD_y
maxfield = maxf() .VqhV
if maxfield == 0 then maxfield = 1 \^LFkp
n = nsur() +_`7G^U?%
f = 1 i@q&5;%%
label 1 #z(]xI)"
hx = fldx(f)/maxfield *hrvYil2b
hy = fldy(f)/maxfield }qUX=s
GG
raytrace hx,hy,0,0 {_}I!`opr$
format 10.4 r^ XVB`v
print LP-o8c
print " X Field = ", fldx(f), |:o4w
print " Y Field = ", fldy(f) _GPe<H
print " X Chief = ",rayx(n), 3R/bz0 V>
print " Y Chief = ",rayy(n) fJ\[*5eiS
xraymax = -9e9 N#]ypl
yraymax = -9e9 F{wzB
xraymin = 9e9 yu|>t4#GT
yraymin = 9e9 JT?h1v<H]
xraytot = 0 eE Kf|I
yraytot = 0 :3PH8TL
numray = 0 46x'I(
numrayattempt = 0 AX INThJ
px = -1 - delta cNrg#Asen&
label 2 /1 dT+>
px = px + delta xk5]^yDp
py = -1 - delta h;Kx!5)y
label 3 }vuARZ>
py = py + delta Y2TtY;
rad = px*px + py*py :0/7, i
if rad <= 0.9999999 qK+5NF|
raytrace hx, hy, px, py b>W%t
numrayattempt = numrayattempt+1 - LSWmrj
if !rayv(n) **************************** i%/+5gq
numray = numray + 1 /FII07V
x = rayx(n) FmW(CGs
y = rayy(n) [^)g%|W
if (x < xraymin) then xraymin = x (:_$5&i7
if (x > xraymax) then xraymax = x do_[&
if (y < yraymin) then yraymin = y m 5.Zu.
if (y > yraymax) then yraymax = y ?< />Z)
xraytot = xraytot + x 9?$i?
yraytot = yraytot + y =l6mL+C
endif }k0_5S
endif I]575\bA
if py < 1.0 then goto 3 #WuBL_nZ~
if px < 1.0 then goto 2 29rX%09T]
if numray pmM9,6P4@
format 14.8 >z03{=sAN
print " X Centroid = ",xraytot/numray, \bF{-" 7.
print " Y Centroid = ",yraytot/numray w
xH7?tsf
print " X Middle = ",(xraymax+xraymin)/2, 5R-6ji
print " Y Middle = ",(yraymax+yraymin)/2 a#4?cEy
format .0 dG{A~Z z
print " ",numray, " out of ", numrayattempt," rays made it through." Ri{=]$
else _w{Qtj~s|
print " No rays made it through!" \RiP
endif {=WgzP
f=f+1 .8R@2c`}Cs
if f<= nfld() then goto 1 6<]lW
print xAr\gu
print "All field positions done!" g(052]
FORMAT 0.1 S!UaH>Rh
print "Elapsed time ", ETIM(), " seconds." H)?z
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