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············· Y.`
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macro 正文：········· W}m-5L
! centroid.zpl X"WKgC g$
! )"k>}&'
! Written by Kenneth Moore 9/1/92 Ci%u =%(
! Added TIMER function 4/18/96 _y#o mEx
! ]=\Mf<
TIMER }OY]mAv-B
! $YZsaw
! The delta controls how many rays will be traced. A dFY]~_P472
! delta of .025 will trace a 80 x 80 grid in the pupil. N]n]7(e+0C
! 0dS}p d">k
delta = .025 'J^ M`/
! E)==!T@E
print "This program computes the chief ray coordinates," QZy +`
print "centroid coordinates, and middle coordinates for" FTM(y CN
print "the primary wave spot at each field position." is=sV:j:
maxfield = maxf() 5G .Fi21
b
if maxfield == 0 then maxfield = 1 %Q]u_0P*
n = nsur() ").MU[ q%Y
f = 1 *r!f! eA:
label 1 l ;i,V;@ t
hx = fldx(f)/maxfield _&S?uz m
hy = fldy(f)/maxfield TDI8L\rr
raytrace hx,hy,0,0 p- 5)J&
format 10.4 a<X8l^Ln
print &`>[4D*
print " X Field = ", fldx(f), }~P%S( zB
print " Y Field = ", fldy(f) kp3(/`xP
print " X Chief = ",rayx(n), |8I #`
print " Y Chief = ",rayy(n) OJd!g/V
xraymax = -9e9 (;u tiupW
yraymax = -9e9 Y"
9 o
xraymin = 9e9 ?DcR D)X
yraymin = 9e9 =`2nv0%2
xraytot = 0 eUQ., mP
yraytot = 0 `@GqD
numray = 0 S,T?(lSl
numrayattempt = 0 b *IJ +
px = -1 - delta *S _e:^
label 2 %M8Egr 2|0
px = px + delta DO<eBq\O
py = -1 - delta
;/ i"W
label 3 AH`n
py = py + delta QX (x6y>Q
rad = px*px + py*py KDwz!:ye
if rad <= 0.9999999 * d6[k Y
raytrace hx, hy, px, py f.V; Hl,
numrayattempt = numrayattempt+1 MLg<YL
if !rayv(n) **************************** kN uDoo]z
numray = numray + 1 1|Y(XB^os(
x = rayx(n) fr'M)ox1
y = rayy(n) I( BG%CO9
if (x < xraymin) then xraymin = x @C)O[&Sk
if (x > xraymax) then xraymax = x 7L)1 mB.
if (y < yraymin) then yraymin = y ~Z U;0#
if (y > yraymax) then yraymax = y ^q6H
=Dl
xraytot = xraytot + x 0z?b5D;
yraytot = yraytot + y
1?)iCe
endif VlW#_.
endif ~ `2w
ul
if py < 1.0 then goto 3 Rf@D]+v
if px < 1.0 then goto 2 $mm =$.
if numray
?7-#i C`
format 14.8 :1u>T3L.z
print " X Centroid = ",xraytot/numray, '|^LNAx
print " Y Centroid = ",yraytot/numray N_<sCRd]9
print " X Middle = ",(xraymax+xraymin)/2, /^96 |
print " Y Middle = ",(yraymax+yraymin)/2 -Hzn7L
format .0 FzmCS@yA
print " ",numray, " out of ", numrayattempt," rays made it through." >(z{1'f{
else J#Fe"
print " No rays made it through!" y8: 0VZox
endif FD(zj ^*
f=f+1 { frEVHw
if f<= nfld() then goto 1 IV^LYu
print FtN 1ZZ"<*
print "All field positions done!" .;WJ(kB\U
FORMAT 0.1 oTtmn,
T
print "Elapsed time ", ETIM(), " seconds." ez Tu1-m
