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············· b`=rd 4cpU
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macro 正文：········· :W55JD'
! centroid.zpl 5lbh
"m=
! X}
8U-N6)
! Written by Kenneth Moore 9/1/92 fW`F^G1R
! Added TIMER function 4/18/96 RUO6Co-
! 'ZZ/:MvQa
TIMER PV Q%y
! W3kilhZ
! The delta controls how many rays will be traced. A 8'62[e|=7[
! delta of .025 will trace a 80 x 80 grid in the pupil. ujBADDwOg)
! xCD+qP ^
delta = .025 Kxn=iv^Ir
! }qg&2M%\
print "This program computes the chief ray coordinates," P n DZi
print "centroid coordinates, and middle coordinates for" 48VsHqG
print "the primary wave spot at each field position." v4G kf
maxfield = maxf() >@o*v*25
if maxfield == 0 then maxfield = 1 c{0?gt.
n = nsur() ~<3yTl>
f = 1 ~Fh(4'
label 1 hR2. w/2j
hx = fldx(f)/maxfield
_L ].n)b
hy = fldy(f)/maxfield *{bqHMd4L
raytrace hx,hy,0,0 $6[]c) (
format 10.4 G<I5%Yo6G
print 'tj4 ;+xf^
print " X Field = ", fldx(f), r}w 9?s^rB
print " Y Field = ", fldy(f) SQ[}]Tm;n
print " X Chief = ",rayx(n), &-9D.'WzP
print " Y Chief = ",rayy(n) xYq8\9Qb
xraymax = -9e9 ;DOz92X94
yraymax = -9e9 VrG |/ 2
xraymin = 9e9 9v A`\\9
yraymin = 9e9 1Ppzch7
xraytot = 0 JP]K\nQx'
yraytot = 0 )/Vr 5b@
numray = 0 *Bj G3 Jc5
numrayattempt = 0 \$I
)}
px = -1 - delta ueOvBFgZ
label 2 n >^?BU
px = px + delta d :aQlW;}
py = -1 - delta $}829 <gh7
label 3 H D >{UU?
py = py + delta c}lgWu~
rad = px*px + py*py <5
+?&i
if rad <= 0.9999999 w@4+&v>O
raytrace hx, hy, px, py 5VN4A<))
numrayattempt = numrayattempt+1 o T'XcMn
if !rayv(n) **************************** r]yq
#T`z
numray = numray + 1 |cacMgly
x = rayx(n) 7g$t$cZby,
y = rayy(n) u'C4d6\wS
if (x < xraymin) then xraymin = x H0S 7k`.
if (x > xraymax) then xraymax = x h(fh |R<
if (y < yraymin) then yraymin = y F^ f]*MhT"
if (y > yraymax) then yraymax = y ETIf x)B-
xraytot = xraytot + x mMR[(
yraytot = yraytot + y ;Mc }I f*
endif 0-FbV,:;
endif *VpQ("
if py < 1.0 then goto 3 tP UQ "S
if px < 1.0 then goto 2 L TF%b AQ,
if numray !(]|!F [m
format 14.8 KN n E5f
print " X Centroid = ",xraytot/numray, j EX([J1
print " Y Centroid = ",yraytot/numray z<ek?0?yS
print " X Middle = ",(xraymax+xraymin)/2, 9: Y\D.M
print " Y Middle = ",(yraymax+yraymin)/2 REJ}T:
format .0 3+Q6<MS
q
print " ",numray, " out of ", numrayattempt," rays made it through." ~ M"[FYw[
else ;RrfE8mGj
print " No rays made it through!" 5H79) n>
endif Zqao4
f=f+1 #X)s=Y&5!T
if f<= nfld() then goto 1 lIf Our
print 1 >Op)T>{c
print "All field positions done!" a8N! jQc_m
FORMAT 0.1 3|A"CU/z@
print "Elapsed time ", ETIM(), " seconds." UY== 1\
