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············· EyE#x_A
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macro 正文：········· 7~mhWPzMwB
! centroid.zpl &xQM !f
! 0 5`"U#`:
! Written by Kenneth Moore 9/1/92 }oRBQP^&K
! Added TIMER function 4/18/96 TmQIpeych
! P2-&Im`+
TIMER go uU
! ?BnU0R_r]
! The delta controls how many rays will be traced. A N]A# ecm
! delta of .025 will trace a 80 x 80 grid in the pupil. ?l0Qi
! '+PKGmRW
delta = .025 6Yj{%
G
! ;.A}c)b
print "This program computes the chief ray coordinates," t~) P1Lof\
print "centroid coordinates, and middle coordinates for" E#B-JLMGl
print "the primary wave spot at each field position." _ v,0"_"
maxfield = maxf() =*2,^j
if maxfield == 0 then maxfield = 1 HEF
e ?
n = nsur() ?h= n5}Y
f = 1 nI\6a G?`
label 1 uzy5rA==
hx = fldx(f)/maxfield VfX^iG r
hy = fldy(f)/maxfield * NmY]
raytrace hx,hy,0,0 y6XO q>
format 10.4 )U@9 dV7u
print u\]EG{w(
print " X Field = ", fldx(f), < RGH+4LF
print " Y Field = ", fldy(f) /e F@a!
print " X Chief = ",rayx(n), /Z:j:l
print " Y Chief = ",rayy(n) ?b
(iWq
xraymax = -9e9 yqT !A
yraymax = -9e9 ;tjOEmIiU
xraymin = 9e9 36 "n7
yraymin = 9e9 M.W
X&;>
xraytot = 0 <xI<^r'C9e
yraytot = 0 8 #_pkVQw:
numray = 0 Ipp_}tl_
numrayattempt = 0 C8U3+ s
px = -1 - delta @!sK@&ow@%
label 2 J]F&4 O
px = px + delta ?Nos;_/
py = -1 - delta #-/W? kD
label 3 2Ez<Iw
py = py + delta >>U>'}@Q
rad = px*px + py*py Q Be6\oq
if rad <= 0.9999999 %~u]|q<{
raytrace hx, hy, px, py !nv wR Q
numrayattempt = numrayattempt+1 1- 2hh)
if !rayv(n) **************************** Z (mUU]
numray = numray + 1 Xka REE
x = rayx(n) v=U<exM6%
y = rayy(n) /0s1;?
if (x < xraymin) then xraymin = x osW"wh_
if (x > xraymax) then xraymax = x A_xC@$1e<
if (y < yraymin) then yraymin = y 'p@f5[t
if (y > yraymax) then yraymax = y Pfd1[~,
xraytot = xraytot + x @\K[WqF$$q
yraytot = yraytot + y #}`sfaT
endif '7iz5wC#
endif XiUq#84Q
if py < 1.0 then goto 3 70'OS:J=\
if px < 1.0 then goto 2 >)>f~ >
if numray M\ATT%b:
format 14.8 6u[fCGi%
print " X Centroid = ",xraytot/numray, -ng1RA>
print " Y Centroid = ",yraytot/numray ':*H#}Br-#
print " X Middle = ",(xraymax+xraymin)/2, d "wA"*8~y
print " Y Middle = ",(yraymax+yraymin)/2 I /E 9:
format .0 |[\;.gT K
print " ",numray, " out of ", numrayattempt," rays made it through." kAftW
'
else (s};MdXIz
print " No rays made it through!" 6^`iuC5
endif D#;7S'C
f=f+1 Pv - 4psdw
if f<= nfld() then goto 1 #]` uH{
print c=! >m
print "All field positions done!" AwM`[`ReE
FORMAT 0.1 q lc@$
print "Elapsed time ", ETIM(), " seconds."
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