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············· ~oSA&v4V
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macro 正文:········· TTj] _R{n
! centroid.zpl n~`jUML2d
! AM!P?${a
! Written by Kenneth Moore 9/1/92 iWW!'u$+I`
! Added TIMER function 4/18/96 Uhh[le2 %
! R6;229e
TIMER E.:eO??g
! md{1Jn"
! The delta controls how many rays will be traced. A %`G}/"
! delta of .025 will trace a 80 x 80 grid in the pupil. 5C`Vno~v
! X%*BiI
delta = .025 X
J]+F
! :k.>H.8+~
print "This program computes the chief ray coordinates," u8A,f}D 3
print "centroid coordinates, and middle coordinates for" Rb
b[N#p5
print "the primary wave spot at each field position." /8_x]Es/
maxfield = maxf() DP*V|)
if maxfield == 0 then maxfield = 1 ct*~\C6Ze
n = nsur() 8_D:#i
f = 1 gEVoY,}/-U
label 1 uh)f/)6
hx = fldx(f)/maxfield ;erxB6*
hy = fldy(f)/maxfield fH,h\0
raytrace hx,hy,0,0 '#lEUlB
format 10.4 bsc b
print &{M-<M
print " X Field = ", fldx(f), M#],#o*G
print " Y Field = ", fldy(f) 2+(SR.oGq
print " X Chief = ",rayx(n), W}(xE?9&
print " Y Chief = ",rayy(n) ABtv|0K
xraymax = -9e9 :Z;kMrU
yraymax = -9e9 "[L+LPET
xraymin = 9e9 ]Ah<kq2sk
yraymin = 9e9 =snJ+yn!
xraytot = 0 `$;%%/tx
yraytot = 0 ,`ehR6b
numray = 0 r`0oI66B/
numrayattempt = 0 0F 4%Xz
px = -1 - delta J0@#xw=+
label 2 )lx;u.$4
px = px + delta 4NFvX4
py = -1 - delta pi*?fUg!W
label 3 [ dVRVm0N
py = py + delta NTM.Vj
-_h
rad = px*px + py*py _B==S4^/yU
if rad <= 0.9999999 ",E$}=
,Z
raytrace hx, hy, px, py 5Obv/C
numrayattempt = numrayattempt+1 PTA_erU
if !rayv(n) **************************** #)%dG3)e
numray = numray + 1 NydoX9
x = rayx(n) #k)J);&ZA
y = rayy(n) /EM=!@ka
if (x < xraymin) then xraymin = x ?O
e,
if (x > xraymax) then xraymax = x W2,Uw1\:1
if (y < yraymin) then yraymin = y @F5QgO J&r
if (y > yraymax) then yraymax = y YQfQ[{kp
xraytot = xraytot + x :?gk=JH:
yraytot = yraytot + y 7}e{&\0=l
endif TbR
Ee;1
endif ^w}BXVn
if py < 1.0 then goto 3 Ria*+.k@"B
if px < 1.0 then goto 2 )d?L*X~y'
if numray >R6>*|~S
format 14.8 3:P "6mN
print " X Centroid = ",xraytot/numray, {D 8[pG%z
print " Y Centroid = ",yraytot/numray !='&#@7u
print " X Middle = ",(xraymax+xraymin)/2, ->YF</I
print " Y Middle = ",(yraymax+yraymin)/2 !RdubM
format .0 L)Ru]X`
print " ",numray, " out of ", numrayattempt," rays made it through." K06&.>v_
else bU"2D.k
print " No rays made it through!" Rwz (20n\^
endif uQg&A`4
f=f+1 yy3-Xu4
if f<= nfld() then goto 1 O>L
5
dP
print ulnlRx
print "All field positions done!" wd~!j&`a
FORMAT 0.1 :E9 @9>3S
print "Elapsed time ", ETIM(), " seconds." RV+0C&0ff