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············· +7U$qEG
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macro 正文:········· ( MWh|kp
! centroid.zpl R+Dx#Wn I
! jutEb@nog
! Written by Kenneth Moore 9/1/92 &p8b4y_
! Added TIMER function 4/18/96 3Wa^:8N
! 3lcd:=
TIMER TppR \[4]
!
)o`|t
! The delta controls how many rays will be traced. A a[Ah
! delta of .025 will trace a 80 x 80 grid in the pupil. g,h'K
! )s5Q4m!
delta = .025 "-C.gqoB
! 3,DUT{2
print "This program computes the chief ray coordinates," )cJ9YKKy
print "centroid coordinates, and middle coordinates for" sMlY!3{Ix
print "the primary wave spot at each field position." vOy;=0$
maxfield = maxf() =e=sK'NvD
if maxfield == 0 then maxfield = 1 WPs6)8
n = nsur() 8iaP(*J
f = 1 &<2~7?$!
label 1 xok8
hx = fldx(f)/maxfield X31[
hy = fldy(f)/maxfield vnwS&;-k~
raytrace hx,hy,0,0 48vKUAzx`
format 10.4 u&z5)iU
print Aj((tMJNOw
print " X Field = ", fldx(f), lK;|ciq"c7
print " Y Field = ", fldy(f) piIj
t
print " X Chief = ",rayx(n), 0}}b\!]9
print " Y Chief = ",rayy(n) h}r .(MVt
xraymax = -9e9 _^]2??V
yraymax = -9e9 :l~Wt7R
xraymin = 9e9 ;)].Dj9
yraymin = 9e9 ZFpi'u.&
xraytot = 0 }c|)i,bL
yraytot = 0 I!>pHF4
numray = 0 zO)A_s.6K
numrayattempt = 0 w g?GEY
px = -1 - delta VN6h:-&iY
label 2 1ml>
px = px + delta 8 SFw|
py = -1 - delta ,'w9@A
label 3 RG[b+Qjn
py = py + delta 8-]\C
rad = px*px + py*py i
E p{
if rad <= 0.9999999 g:<2yT
raytrace hx, hy, px, py +)YU/41W
numrayattempt = numrayattempt+1 K,_d/(T4
if !rayv(n) **************************** 3H"bivK
numray = numray + 1 ZyAm:yO
x = rayx(n) Ot,eAiaX
y = rayy(n) o+Cd\D69S
if (x < xraymin) then xraymin = x Q#!|h:K
if (x > xraymax) then xraymax = x :+Ti^FF`w
if (y < yraymin) then yraymin = y bit@Kv1<C
if (y > yraymax) then yraymax = y [C_Dv-d
xraytot = xraytot + x +9Vp<(
yraytot = yraytot + y 86+nFk
endif J;@g#h?
endif {Aq2}sRl{
if py < 1.0 then goto 3 c*R?eLt/
if px < 1.0 then goto 2 vu7F>{D
if numray sX_6qKUH
format 14.8 f-]5ZhM'
print " X Centroid = ",xraytot/numray, @ px4[
print " Y Centroid = ",yraytot/numray o m9zb&{tu
print " X Middle = ",(xraymax+xraymin)/2, 2x3%*r$
print " Y Middle = ",(yraymax+yraymin)/2 SA3!a.*c
format .0 3pQ^vbQ"
print " ",numray, " out of ", numrayattempt," rays made it through." R/5@*mv{
else :x*#RnRr.
print " No rays made it through!" &.D#OnRh9
endif .] gY{_|x
f=f+1 ]&;M78^6
if f<= nfld() then goto 1 Iq/V[v
print lxSCN6
print "All field positions done!" U`*L` PM
FORMAT 0.1 fT$Fv
print "Elapsed time ", ETIM(), " seconds." WBOebv