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············· {r"HR%*u
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macro 正文:········· TSOt$7-
! centroid.zpl *N 't ;
! )vw3Y88
! Written by Kenneth Moore 9/1/92 3Cpix,Dc
! Added TIMER function 4/18/96 #8'%CUF*<8
! fQ<V_loP.@
TIMER
H='`#l1
! ~
60J
! The delta controls how many rays will be traced. A "ey~w=B$M
! delta of .025 will trace a 80 x 80 grid in the pupil. PffRV7qU0
! *w!H -*`
delta = .025 8g<3J-7Mm
! GDk/85cv0$
print "This program computes the chief ray coordinates," >LjvMj ]
print "centroid coordinates, and middle coordinates for" ~q<UE\H
print "the primary wave spot at each field position." >8ePx,+!
maxfield = maxf() Od!j+.OY<
if maxfield == 0 then maxfield = 1 K]RkKMT,
n = nsur() *-2u0 %
f = 1 $Cte$jg{;
label 1 :z.<||T
hx = fldx(f)/maxfield &D/_@\ 0
hy = fldy(f)/maxfield 2Ddrxc>48
raytrace hx,hy,0,0 X_XqT
format 10.4 /QTGZb
print 3dXyKi
print " X Field = ", fldx(f), {<bByHT!
print " Y Field = ", fldy(f) fuQ?@F
print " X Chief = ",rayx(n), d"$ \fL
print " Y Chief = ",rayy(n) ^G15]Pyw
xraymax = -9e9 k)'c$
yraymax = -9e9 /+%1Kq.hP
xraymin = 9e9 w+PbT6;
yraymin = 9e9 R(3V !ph
xraytot = 0 JIDE]f
yraytot = 0 C%l~qf1n
numray = 0 BB9Z?}
numrayattempt = 0 EY':m_7W
px = -1 - delta a(!:a+9WOP
label 2 P$\(Bd\76
px = px + delta R|Y)ow51
py = -1 - delta !\^c9Pg|v
label 3 VMsAT3^w
py = py + delta dX` _Y
rad = px*px + py*py W.{#Pg1Da
if rad <= 0.9999999 (q*Za
raytrace hx, hy, px, py Gb\}e}TB[
numrayattempt = numrayattempt+1 { 6*h';~
if !rayv(n) **************************** TAIcp*)ZM
numray = numray + 1 gtJUQu p2
x = rayx(n) 4,
8gf2
y = rayy(n) >cQ*qXI0
if (x < xraymin) then xraymin = x f?[IwA`
if (x > xraymax) then xraymax = x e%o6s+"
if (y < yraymin) then yraymin = y -(@dMY
if (y > yraymax) then yraymax = y &K|<7Efx
xraytot = xraytot + x o0_RU<bWN
yraytot = yraytot + y rU%\ 8T0f
endif rV54-K;`0
endif 32:q'
if py < 1.0 then goto 3 bw ' yX
if px < 1.0 then goto 2 :TxfkicN\
if numray Atzp\oO
format 14.8 ;XRLp:y
print " X Centroid = ",xraytot/numray, ~W_m<#K(
print " Y Centroid = ",yraytot/numray !Yz~HO,u+
print " X Middle = ",(xraymax+xraymin)/2, P
BpjE}[Q
print " Y Middle = ",(yraymax+yraymin)/2 0,{Dw9W:
format .0 120<(#
print " ",numray, " out of ", numrayattempt," rays made it through." ~ucOQVmz@
else =(3Qbb1i
print " No rays made it through!" GTyS8`5E*
endif 2X&~!%-
f=f+1 "W?k~.uw
if f<= nfld() then goto 1 g>CF|Wj
print 5rr7lwWZ
print "All field positions done!" &gw. &/t
FORMAT 0.1 `_N8AA
print "Elapsed time ", ETIM(), " seconds." BOQ2;@:3