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············· f.D?sH An
:flx6,7D
macro 正文:········· \y97W&AN
! centroid.zpl 8<X#f
!
! h;p>o75O
! Written by Kenneth Moore 9/1/92 ,]|#[ 8
! Added TIMER function 4/18/96 Vc 1\i
! fz|cnU
TIMER T-.%
! CyJEY-
! The delta controls how many rays will be traced. A ;Y00TGU
! delta of .025 will trace a 80 x 80 grid in the pupil. 6</xL9#/
! U;YC}r
delta = .025 N-G1h?e4
! * aN
print "This program computes the chief ray coordinates," 8[a=OP
print "centroid coordinates, and middle coordinates for" "sS}N%!
print "the primary wave spot at each field position." j]{_s"O
maxfield = maxf() F0GxH?
if maxfield == 0 then maxfield = 1 p*< 0"0
n = nsur() N(;1o.~
f = 1 $Ipg&`S"
label 1 yQU{zY
hx = fldx(f)/maxfield C^O
VB-
hy = fldy(f)/maxfield Pr3qo4t.L
raytrace hx,hy,0,0 =#;3Q~:Jl^
format 10.4 urbp#G/>
print @P#N2:jwj
print " X Field = ", fldx(f), )F}F_Y
print " Y Field = ", fldy(f) N:S/SZI
print " X Chief = ",rayx(n), =b%MXT
print " Y Chief = ",rayy(n) Yrb{ByO&
xraymax = -9e9 DGRXd#
yraymax = -9e9 $:8x(&+/@
xraymin = 9e9 \z>fb%YW
yraymin = 9e9 \.0^n3y
xraytot = 0 vUN22;Z\
yraytot = 0 r)lEofX,g+
numray = 0 SzAJ2:qhl
numrayattempt = 0 :y+2*lV
px = -1 - delta Hkk/xNP
label 2 ?iw!OoZ`
px = px + delta !<j'Ea
py = -1 - delta 02f~En}>6
label 3 :G [|CPm-
py = py + delta UxbjA- U[
rad = px*px + py*py t#V!8EpBg
if rad <= 0.9999999 &:;:"{t}Do
raytrace hx, hy, px, py hB"fhX
numrayattempt = numrayattempt+1 AS!?q
if !rayv(n) **************************** &b.=M>\9Q
numray = numray + 1 v:f}XK<
x = rayx(n) jfP*"uUK
y = rayy(n) .~)q};Z
if (x < xraymin) then xraymin = x ],>@";9u"
if (x > xraymax) then xraymax = x 4qO+_!x{)
if (y < yraymin) then yraymin = y "~#3&3HVS
if (y > yraymax) then yraymax = y SOs:]U-T3
xraytot = xraytot + x EOIN^4V"
yraytot = yraytot + y :WjpzgPuN
endif \MsTB|Z
endif +Jlay1U&
if py < 1.0 then goto 3 yg`j-9[8
if px < 1.0 then goto 2 /@wg>&L]
if numray X@'uy<tI-
format 14.8 Qk0R a_
print " X Centroid = ",xraytot/numray, ~,d,#)VE2q
print " Y Centroid = ",yraytot/numray c-x,fS"&W
print " X Middle = ",(xraymax+xraymin)/2, &SIq2>Q A
print " Y Middle = ",(yraymax+yraymin)/2 tGD6AI1"I
format .0 tnV/xk#!
print " ",numray, " out of ", numrayattempt," rays made it through." 8Ry3`ct
else ++bf#qS<8D
print " No rays made it through!" j5QuAU8
endif zbXI%
f=f+1 0Be<X
if f<= nfld() then goto 1 }v@dL3{f
print bo,_&4?
print "All field positions done!" 0m7Y>0wC6T
FORMAT 0.1 QMA%$
print "Elapsed time ", ETIM(), " seconds." S$f9m