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moth 2013-01-19 10:26

macros

       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············· B`R@%US  
|z3!3?%R  
macro 正文:········· O0'|\:my  
! centroid.zpl 3]kM&lK5\  
! R3og]=uFzm  
! Written by Kenneth Moore 9/1/92 o[KZm17  
! Added TIMER function 4/18/96 y[l{ UBue:  
! 9jf9 u0  
TIMER 1QA/ !2E  
! ly34aD/p~,  
! The delta controls how many rays will be traced. A .F@Lx45  
! delta of .025 will trace a 80 x 80 grid in the pupil. X(x,6cC  
! pm=O.)g4`  
delta = .025 n[!QrEeR},  
! XZk%5t|t  
print "This program computes the chief ray coordinates," x^)?V7[t  
print "centroid coordinates, and middle coordinates for" `. JW_F)1  
print "the primary wave spot at each field position." E)m \KSwh  
maxfield = maxf() ?/MkH0[G=  
if maxfield == 0 then maxfield = 1 x7E] }h  
n = nsur() 3 xW:"  
f = 1 QChWy`x  
label 1 6P >Y2xV:  
hx = fldx(f)/maxfield W^^0Rh_  
hy = fldy(f)/maxfield =/'>.p3/S  
raytrace hx,hy,0,0 XQ[\K6X5  
format 10.4 ku*k+4rz  
print [g@qZ5I.  
print "  X Field    = ", fldx(f), 6<\dQ+~  
print "  Y Field    = ", fldy(f) 9A4n8,&sm  
print "  X Chief    = ",rayx(n), 1WqCezI  
print "  Y Chief    = ",rayy(n) :kI[Pf!z  
xraymax = -9e9 %KO8 i)n  
yraymax = -9e9 ~u1~%  
xraymin =  9e9 |*J;X<Vm  
yraymin =  9e9 _z%\53h  
xraytot = 0 g&p(XuN  
yraytot = 0 p@Os  
numray = 0 H(n fHp.3  
numrayattempt = 0 '=+N )O  
px = -1 - delta Z)xcxSo  
label 2 Q`J U[nY  
px = px + delta j^b &Q  
py = -1 - delta :I";&7C  
label 3 ,)\G<q yO6  
py = py + delta k~<Ozx^AyY  
rad = px*px + py*py z"7?I$N Q  
if rad <= 0.9999999 AX{<d@z`j  
        raytrace hx, hy, px, py Z-CA9&4Uh  
        numrayattempt = numrayattempt+1 +fozE?  
        if !rayv(n)                                              **************************** aDz% %%:r  
                numray = numray + 1  7Tr '<(A  
                x = rayx(n) D8w.r"ne  
                y = rayy(n) ^=-25%&^  
                if (x < xraymin) then xraymin = x 2.);OFk+  
                if (x > xraymax) then xraymax = x |]q{ qsy  
                if (y < yraymin) then yraymin = y :+9. v  
                if (y > yraymax) then yraymax = y S]fkA6v  
                xraytot = xraytot + x N!?~Dgw  
                yraytot = yraytot + y 0 nI*9  
        endif JM0+-,dl[  
endif bSI*`Dc"!  
if py < 1.0 then goto 3 !T)_(}|6}  
if px < 1.0 then goto 2 \Qnr0t@0  
if numray 7w5l[a/  
        format 14.8 :G9d,B7*  
        print "  X Centroid = ",xraytot/numray, {Gfsiz6  
        print "  Y Centroid = ",yraytot/numray L*Ffic  
        print "  X Middle   = ",(xraymax+xraymin)/2, er 1zSTkg  
        print "  Y Middle   = ",(yraymax+yraymin)/2 &?@U_emLi  
        format .0 h }&dvd  
        print "  ",numray, " out of ", numrayattempt," rays made it through." <uoVGV5N  
else [}Rs  
        print "  No rays made it through!" ""V\hHdp  
endif e5FF'~A%]  
f=f+1 )<'2 vpz  
if f<= nfld() then goto 1 s&WE'  
print rwwyYIlEg  
print "All field positions done!" ]B&jMj~y&  
FORMAT 0.1 z:O:g?A  
print "Elapsed time ", ETIM(), " seconds." c0jTQMe4yl  
kimclps 2013-01-24 14:06
centroid的chief ray定義為通過光束中心(而非stop中心)的光線,其位置會受漸暈 ij?]fXf:)y  
的影響,因此須知道漸暈才能算出chief ray位置。
moth 2013-01-27 19:43
kimclps:centroid的chief ray定義為通過光束中心(而非stop中心)的光線,其位置會受漸暈 o8A(Cg}  
的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  6D4u?P,  
6099w0fR`  
Kimclps兄果然学识过人,受教了·····
kimclps 2013-01-29 17:48
不敢當,互相切磋。
junel 2014-06-21 20:48
受教了 ~NK|q5(I  
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