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············· .#}A/V.-Y
AAF']z<4_"
macro 正文:········· 3Mq%3jX
! centroid.zpl zm mkmTp
! H6hhU'Kxf8
! Written by Kenneth Moore 9/1/92 A_Y5{6@
! Added TIMER function 4/18/96 quS]26wQz
! 7l4}b^>/`
TIMER &ZL4/e
! *z^Au7,&
! The delta controls how many rays will be traced. A ?_d3|]N
! delta of .025 will trace a 80 x 80 grid in the pupil. |$Cfm}
! \c1>15
delta = .025 {^?:- #~h
! >FS}{O2c
print "This program computes the chief ray coordinates," @<yY Mo7
print "centroid coordinates, and middle coordinates for" m^ /s}WEqp
print "the primary wave spot at each field position." dKY#Tl]
maxfield = maxf() 7NkMr8[}F
if maxfield == 0 then maxfield = 1 a4mRu|x
n = nsur() OQVo4yl"
f = 1 C@g/{?\
label 1
aTkMg
hx = fldx(f)/maxfield 0J6* U[
hy = fldy(f)/maxfield IP^1ca#<
raytrace hx,hy,0,0 P?@o?
format 10.4 vDyGxU!#\
print ,/"0tP&_;
print " X Field = ", fldx(f), Mp(;PbVD
print " Y Field = ", fldy(f) +F~B"a
print " X Chief = ",rayx(n), 3bT?4
print " Y Chief = ",rayy(n) :jJ0 +Q
xraymax = -9e9 U|b)Bw<P
yraymax = -9e9 ==S^IBG
xraymin = 9e9 tYG6Gl
yraymin = 9e9 !DD4Bqez
xraytot = 0 `O!yt
yraytot = 0 `Ue5;<K-/
numray = 0 g>g*1oS
numrayattempt = 0 U?ZWDr"*`w
px = -1 - delta yH9&HFDp
label 2 $wbIe"|
px = px + delta !b$]D?=}
py = -1 - delta iu$Y0.H@
label 3 Lj/
py = py + delta ZH`(n5
rad = px*px + py*py `/9I` <y
if rad <= 0.9999999 C=bQ2t=Z
raytrace hx, hy, px, py 4>/i,_&K K
numrayattempt = numrayattempt+1 LP/SblE
if !rayv(n) **************************** Sbeq%Iwm.
numray = numray + 1 4y!GFhMh
x = rayx(n) ?J-D6;
y = rayy(n) 30<_`
if (x < xraymin) then xraymin = x :(4q\~
if (x > xraymax) then xraymax = x ""m/?TZq'
if (y < yraymin) then yraymin = y `~\8fN
if (y > yraymax) then yraymax = y R+2~%|{d
xraytot = xraytot + x oi8M6l
yraytot = yraytot + y Ua4P@#cU
endif mex@~VK
endif L* ScSxw
if py < 1.0 then goto 3 .HRd6O;
if px < 1.0 then goto 2 e7tio!
if numray "1`w>(=
format 14.8 D&pp
<
print " X Centroid = ",xraytot/numray, .KtK<Ps[S
print " Y Centroid = ",yraytot/numray I:0dz:T7*
print " X Middle = ",(xraymax+xraymin)/2, k5*Z@a
print " Y Middle = ",(yraymax+yraymin)/2 ~6+Um_A_L
format .0 SjIDzNI5
print " ",numray, " out of ", numrayattempt," rays made it through." I}m>t}QRI_
else `R!2N4|;
print " No rays made it through!" shO4>Ha
endif Cq3Au%7
f=f+1 1~j,A[&|<
if f<= nfld() then goto 1 @jq H8
print MZqHL4<|
print "All field positions done!" J%
ZM
V
FORMAT 0.1 mo,"3YW
print "Elapsed time ", ETIM(), " seconds." 1:_}`x=hM