切换到宽版
  • 广告投放
  • 稿件投递
  • 繁體中文
  • 离线moth
     
    发帖
    504
    光币
    1461
    光券
    0
    只看楼主 倒序阅读 楼主  发表于: 2013-01-19
           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············· R7\{w(`K  
    Z'*G'/*  
    macro 正文:········· uAPLT~  
    ! centroid.zpl : L6-{9$  
    ! n:}MULy;  
    ! Written by Kenneth Moore 9/1/92 @&am!+z  
    ! Added TIMER function 4/18/96 IkE'_F  
    ! x|~D(zo  
    TIMER &?`d8\z  
    ! 3rXL0&3w%  
    ! The delta controls how many rays will be traced. A 1xFhhncf  
    ! delta of .025 will trace a 80 x 80 grid in the pupil. P:zEx]Y%  
    ! yK @X^jf  
    delta = .025 '|dKg"Yl  
    ! rRA_'t;uK  
    print "This program computes the chief ray coordinates," 6`$,-(J=  
    print "centroid coordinates, and middle coordinates for" skmDsZzw  
    print "the primary wave spot at each field position." 1*x5/b  
    maxfield = maxf() *;\ K5  
    if maxfield == 0 then maxfield = 1 X*p:&=o  
    n = nsur() sKE*AGFL d  
    f = 1 eAenkUBz6,  
    label 1 cwDD(j  
    hx = fldx(f)/maxfield +Qb2LR  
    hy = fldy(f)/maxfield 0SGczgg  
    raytrace hx,hy,0,0 c'wU O3S  
    format 10.4 sDh6 Uk  
    print x""Mxn]gD  
    print "  X Field    = ", fldx(f), *}Ae9  
    print "  Y Field    = ", fldy(f) =t>`< T|(  
    print "  X Chief    = ",rayx(n), )}zA,FOA*  
    print "  Y Chief    = ",rayy(n) $F /p8AraK  
    xraymax = -9e9 +kdU%Sm  
    yraymax = -9e9 ,XF6Xsg2  
    xraymin =  9e9 :67d>wb  
    yraymin =  9e9 v#AO\zYKd  
    xraytot = 0 #L1yL<'  
    yraytot = 0 5qODS_Eq  
    numray = 0 Liz 6ob  
    numrayattempt = 0 :ayO+fr#  
    px = -1 - delta :h](;W>H  
    label 2 L>R!A3G1  
    px = px + delta !Z9ikn4A  
    py = -1 - delta 2Dwt4V  
    label 3 Nr*ibtz|D  
    py = py + delta ">4[+'  
    rad = px*px + py*py c9_4 ohB  
    if rad <= 0.9999999 qLktMp_  
            raytrace hx, hy, px, py e\bF_ N2VA  
            numrayattempt = numrayattempt+1 fb S.  
            if !rayv(n)                                              **************************** kY |=a  
                    numray = numray + 1 \2LA%ZU  
                    x = rayx(n) ?;r7j V/`j  
                    y = rayy(n)   !AD,  
                    if (x < xraymin) then xraymin = x FL_ arhrqD  
                    if (x > xraymax) then xraymax = x 14)kKWG  
                    if (y < yraymin) then yraymin = y & /FA>  
                    if (y > yraymax) then yraymax = y P$#}-15?|_  
                    xraytot = xraytot + x R/KWl^oNj  
                    yraytot = yraytot + y ywa.cq  
            endif g5TLX &Bd  
    endif u[% J#S  
    if py < 1.0 then goto 3 4dD@lG~  
    if px < 1.0 then goto 2 q~A|R   
    if numray 0z2R`=)  
            format 14.8 u+i/CE#w  
            print "  X Centroid = ",xraytot/numray, Yv`1ySR  
            print "  Y Centroid = ",yraytot/numray 9?mOLDu}Q0  
            print "  X Middle   = ",(xraymax+xraymin)/2, }v|[h[cZ  
            print "  Y Middle   = ",(yraymax+yraymin)/2 L[9+xK^g  
            format .0 j2&OYg  
            print "  ",numray, " out of ", numrayattempt," rays made it through." :\HN?_?{4  
    else cH8H)55F  
            print "  No rays made it through!" |Z)/  
    endif X]qp~:4G  
    f=f+1 L bK1CGyA  
    if f<= nfld() then goto 1 LAjw!QB  
    print ,Y/>*,J  
    print "All field positions done!" qb/!;U_  
    FORMAT 0.1 O8}s*}]  
    print "Elapsed time ", ETIM(), " seconds." C3`.-/{D"  
     
    分享到
    离线kimclps
    发帖
    589
    光币
    1158
    光券
    0
    只看该作者 1楼 发表于: 2013-01-24
    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 Gl\RAmdc  
    的影響,因此須知道漸暈才能算出chief ray位置。
    离线moth
    发帖
    504
    光币
    1461
    光券
    0
    只看该作者 2楼 发表于: 2013-01-27
    回 kimclps 的帖子
    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 yr DYw T  
    的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  R9HS%O6b6  
    D*b|(Oi  
    Kimclps兄果然学识过人,受教了·····
    离线kimclps
    发帖
    589
    光币
    1158
    光券
    0
    只看该作者 3楼 发表于: 2013-01-29
    不敢當,互相切磋。
    离线junel
    发帖
    53
    光币
    23
    光券
    0
    只看该作者 4楼 发表于: 2014-06-21
    受教了 o?\Pw9Y