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············· C}Cs8eUn  
    ZMlm)?m  
    macro 正文:········· FW4<5~'  
    ! centroid.zpl </z Eg3F\  
    ! \M^bD4';>  
    ! Written by Kenneth Moore 9/1/92 p6V0`5@t  
    ! Added TIMER function 4/18/96 d7upz]K9g  
    ! {;1\+ f  
    TIMER W ac&b  
    ! :5<UkN)R(  
    ! The delta controls how many rays will be traced. A k y7Gwc  
    ! delta of .025 will trace a 80 x 80 grid in the pupil. kTgEd]^&D  
    ! x 9fip-  
    delta = .025 1Pu~X \sO  
    ! 8nV+e~-w  
    print "This program computes the chief ray coordinates," <]2wn  
    print "centroid coordinates, and middle coordinates for" T8$y[W-c  
    print "the primary wave spot at each field position." R-$!9mnr  
    maxfield = maxf() CD~.z7,LC  
    if maxfield == 0 then maxfield = 1 Vc Z3 X4/  
    n = nsur() T0)@pt7>  
    f = 1 )Aqtew+A&  
    label 1 DvvK^+-~  
    hx = fldx(f)/maxfield 8l`*]1.W<  
    hy = fldy(f)/maxfield :$c |  
    raytrace hx,hy,0,0 k9!{IScq  
    format 10.4 ~c `l@:  
    print } q8ASYNc  
    print "  X Field    = ", fldx(f), UaeXY+O  
    print "  Y Field    = ", fldy(f) I efn$  
    print "  X Chief    = ",rayx(n), W'TZ%K) I  
    print "  Y Chief    = ",rayy(n) 26h21Z16q  
    xraymax = -9e9  \4fQMG  
    yraymax = -9e9 rey!{3U  
    xraymin =  9e9 evmeqQG=  
    yraymin =  9e9 > ~O.@|  
    xraytot = 0 _t^&Ah*  
    yraytot = 0 <LiPEo.R  
    numray = 0 ym1Y4,  
    numrayattempt = 0 ww1[rCh\+  
    px = -1 - delta K$=zi}J W  
    label 2 wibNQ`4k  
    px = px + delta SmO~,2=  
    py = -1 - delta J|73.&B  
    label 3 T>W,'H  
    py = py + delta es7=%!0  
    rad = px*px + py*py X &H"51  
    if rad <= 0.9999999 f/?P514h  
            raytrace hx, hy, px, py H Pz+Dm  
            numrayattempt = numrayattempt+1 !4+<<(B=E  
            if !rayv(n)                                              **************************** ,ig/s2ZG6X  
                    numray = numray + 1 v]UwJz3<  
                    x = rayx(n) |[8Th4*n  
                    y = rayy(n) `R^gU]Z,  
                    if (x < xraymin) then xraymin = x *vMn$,^0h9  
                    if (x > xraymax) then xraymax = x Q"#J6@  
                    if (y < yraymin) then yraymin = y qHsA1<wg  
                    if (y > yraymax) then yraymax = y JBZ@'8eqi]  
                    xraytot = xraytot + x s eJ^s@H5l  
                    yraytot = yraytot + y m1AJ{cs  
            endif jL}v9$  
    endif Y'X%Aw;`  
    if py < 1.0 then goto 3 e\/w'  
    if px < 1.0 then goto 2 #/37V2E  
    if numray H\[W/"  
            format 14.8 qH_Dc=~la  
            print "  X Centroid = ",xraytot/numray, _aeBauD  
            print "  Y Centroid = ",yraytot/numray *LY8D<:zs  
            print "  X Middle   = ",(xraymax+xraymin)/2, S+lqA-:  
            print "  Y Middle   = ",(yraymax+yraymin)/2 9>#6*/Oa7  
            format .0 u ^RxD^=L  
            print "  ",numray, " out of ", numrayattempt," rays made it through." M',?u  
    else  %;!.n{X  
            print "  No rays made it through!" _q^E,P  
    endif _@/8gPT*i  
    f=f+1 7{Wny&[0  
    if f<= nfld() then goto 1 xgtR6E^k  
    print Eh4= ZEX  
    print "All field positions done!" Dvln/SBk  
    FORMAT 0.1 ;dhQN }7  
    print "Elapsed time ", ETIM(), " seconds." L}NSR  
     
    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 Tm?#M&'  
    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 W+1^4::+  
    的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  & "B=/-(  
    S`?!G&[!>  
    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 wo 5