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············· L#Y;a
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macro 正文:········· dDbC0} x/
! centroid.zpl :nUsC+oBS
! !.$P`wKr
! Written by Kenneth Moore 9/1/92 +GU16+w~E
! Added TIMER function 4/18/96 |plo65
! I+t38un%
TIMER ,?6m"ov4(
! ""^BW Re D
! The delta controls how many rays will be traced. A }8:
-I Nj4
! delta of .025 will trace a 80 x 80 grid in the pupil. y3]"H(
! -Wk"o?}q
delta = .025 iXRt9)MT{
! %Qz`SO8x?
print "This program computes the chief ray coordinates," EIQy?ig86
print "centroid coordinates, and middle coordinates for" Zr;=p"cXr
print "the primary wave spot at each field position." ;@
X
maxfield = maxf() 1I_q3 {
if maxfield == 0 then maxfield = 1 ]#.&f]6l
n = nsur() t|QMS M?s
f = 1 b.*4RL
label 1 K<JP9t6Qd
hx = fldx(f)/maxfield 3yB6]U
hy = fldy(f)/maxfield i6 ?JX@I
raytrace hx,hy,0,0 <h51KPo^P
format 10.4 M&c1iK\E8
print Aq'E:/
print " X Field = ", fldx(f), l:yAgm`
print " Y Field = ", fldy(f) ^3o8F
print " X Chief = ",rayx(n), m(:qZW
print " Y Chief = ",rayy(n) K0=E4>z,`q
xraymax = -9e9 <9tG_
yraymax = -9e9 \<x_96jt!\
xraymin = 9e9 xH#a|iT?(
yraymin = 9e9 @zF:{=+]+
xraytot = 0 RmV/wY
yraytot = 0 d|+jCTKS
numray = 0 4S9,
tc&
numrayattempt = 0 TbAdTmW
px = -1 - delta A!Ct,%
label 2 U2lC !j%K
px = px + delta V9+"CB^
py = -1 - delta bk9~63tN+>
label 3 N:jiZ)
py = py + delta .r%|RWs6W
rad = px*px + py*py <?Izfl6
if rad <= 0.9999999 .x?zky^
raytrace hx, hy, px, py N/{Yi
_n
numrayattempt = numrayattempt+1 ~LW%lMy;^|
if !rayv(n) **************************** A""*vqA
numray = numray + 1 ixHZX<6zYT
x = rayx(n) vP)~j1
y = rayy(n) gJ8 c]2c
if (x < xraymin) then xraymin = x LNxE-Dp
if (x > xraymax) then xraymax = x :fKz^@mY4
if (y < yraymin) then yraymin = y h]DECd{
if (y > yraymax) then yraymax = y xjq7%R_,
xraytot = xraytot + x ~2DV{dyj
yraytot = yraytot + y Q<