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············· Mz@{_*2
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macro 正文:········· w$]G$e
! centroid.zpl U2Ve @.
! 7Cz~nin>7
! Written by Kenneth Moore 9/1/92 B=SA
+{o
! Added TIMER function 4/18/96 lhUGo =
! a>4/2#J
TIMER ~q>jXi
! LjKxznn o
! The delta controls how many rays will be traced. A _u]Z+H"
! delta of .025 will trace a 80 x 80 grid in the pupil. RdCGK?s
! (,At5T
delta = .025 \!ZA#7
! p=+Y7NE)
print "This program computes the chief ray coordinates," 1k[_DQ=^l1
print "centroid coordinates, and middle coordinates for" `bP`.Wm
print "the primary wave spot at each field position." O,$*`RZpx
maxfield = maxf() 0'sZ7f<e7
if maxfield == 0 then maxfield = 1 &4Z8df!
n = nsur() CD1Ma8I8
f = 1 r=j?0k '}]
label 1 j{C~wy!J
hx = fldx(f)/maxfield #2=l\y-#
hy = fldy(f)/maxfield 757&bH|a
raytrace hx,hy,0,0 8mX!mYO3c
format 10.4 ko%mZ0Y
print D+T/ Z)
print " X Field = ", fldx(f), 2> a&m>
print " Y Field = ", fldy(f) lMv6QL\>'
print " X Chief = ",rayx(n), FSuC)Xg
print " Y Chief = ",rayy(n) FB k7Cn!
xraymax = -9e9 4LSs WO<@
yraymax = -9e9 !@C-|=9G
xraymin = 9e9 xQR/Xp!h
yraymin = 9e9 6 (rm%c
xraytot = 0 Df"PNUwA"
yraytot = 0 s}zR@ !`
numray = 0 Y3@+aA
numrayattempt = 0 >~g-
px = -1 - delta [8u9q.IZ
label 2 CvIuH=,
px = px + delta =
MByD&o`
py = -1 - delta >s<Bu' r
label 3 /qdv zv%T
py = py + delta R0t!y3r&N
rad = px*px + py*py D#nH g
if rad <= 0.9999999 4s{=/,f
raytrace hx, hy, px, py |AvPg
numrayattempt = numrayattempt+1 m mF0RNE
if !rayv(n) ****************************
(N/u@ M
numray = numray + 1 4m~y%>
&
x = rayx(n) O%%Q./oh
y = rayy(n) 65Z}Hf
if (x < xraymin) then xraymin = x QRQ{Bq}#
if (x > xraymax) then xraymax = x F`KXG$
if (y < yraymin) then yraymin = y (-ELxshd
if (y > yraymax) then yraymax = y ]ty$/{hx'
xraytot = xraytot + x \7\sx:!$
yraytot = yraytot + y 0MpW!|E[b
endif +B{u,xgg
endif -axKnfj
if py < 1.0 then goto 3 E}Cz(5
if px < 1.0 then goto 2 Zx8$M5
if numray e;v7!X
format 14.8 .QY>@b\
print " X Centroid = ",xraytot/numray, H~*N:$C
print " Y Centroid = ",yraytot/numray M|nLD+d~8
print " X Middle = ",(xraymax+xraymin)/2, X$xf@|<a
print " Y Middle = ",(yraymax+yraymin)/2 0L;,\&*u
format .0 j6s j 2D
print " ",numray, " out of ", numrayattempt," rays made it through." ?* ~4~ZEE
else Ztk%uc8_lM
print " No rays made it through!" Dx\~#$S!=
endif &q&z$Gc;m
f=f+1 !I|_vJ@<
if f<= nfld() then goto 1 ; &rxwL
print \HxF?i "
print "All field positions done!" FM%WMyb[
FORMAT 0.1 .joC ZKO
print "Elapsed time ", ETIM(), " seconds." )P?0YC