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············· UdmYS3zs  
    #`5{?2gS9  
    macro 正文:········· }qlU  
    ! centroid.zpl LlP_`fA  
    ! cB U,!  
    ! Written by Kenneth Moore 9/1/92 d]0.6T1[K  
    ! Added TIMER function 4/18/96  h&\%~LO.  
    ! P SDzs\s  
    TIMER KH)(xB=  
    ! ^w.x~#zI  
    ! The delta controls how many rays will be traced. A Yxye?R-:  
    ! delta of .025 will trace a 80 x 80 grid in the pupil. u+eA>{  
    ! ~9JU_R^%m  
    delta = .025 GwHMXtj4  
    ! Z 55iq  
    print "This program computes the chief ray coordinates," [vkz<sL"  
    print "centroid coordinates, and middle coordinates for" >s}b q#x  
    print "the primary wave spot at each field position." V3fd]rIP  
    maxfield = maxf() !8^:19+  
    if maxfield == 0 then maxfield = 1 N.OC _H&  
    n = nsur() 0[@ 9f1Nk4  
    f = 1 7u]0dHj  
    label 1 8;YeEW 5  
    hx = fldx(f)/maxfield 3!M;Z7qF]  
    hy = fldy(f)/maxfield zXQ o pQ1  
    raytrace hx,hy,0,0 FN5*pVD;<  
    format 10.4 nj99!"_   
    print OJ ng  
    print "  X Field    = ", fldx(f), ((wG K|d  
    print "  Y Field    = ", fldy(f) i.I iwe0G  
    print "  X Chief    = ",rayx(n), F|q-ZlpW-  
    print "  Y Chief    = ",rayy(n) |?6r&bT  
    xraymax = -9e9 _Z'j%/-4@D  
    yraymax = -9e9 7q*L-Xe]k  
    xraymin =  9e9 mHjds77e  
    yraymin =  9e9 S~fQ8t70  
    xraytot = 0 w}VS mt$F  
    yraytot = 0 x g~q'>  
    numray = 0 1J<Wth{  
    numrayattempt = 0 r+fR^hv  
    px = -1 - delta rMIr&T  
    label 2 bj4cW\b(  
    px = px + delta uj|{TV>v9  
    py = -1 - delta z5-vx`  
    label 3 y6ntGrZ}$  
    py = py + delta [uP_F,Y/  
    rad = px*px + py*py |LA./%U  
    if rad <= 0.9999999 kD:O$8[J8  
            raytrace hx, hy, px, py XYIZ^_My  
            numrayattempt = numrayattempt+1 hko0 ?z  
            if !rayv(n)                                              **************************** Uj&2'>MJ$  
                    numray = numray + 1 4`5jq)  
                    x = rayx(n) /v"u4Ipj  
                    y = rayy(n) O1IR+"0  
                    if (x < xraymin) then xraymin = x k L2(M6m  
                    if (x > xraymax) then xraymax = x 3eQ-P8LS  
                    if (y < yraymin) then yraymin = y zK893)  
                    if (y > yraymax) then yraymax = y #y13(u,dN  
                    xraytot = xraytot + x Q':xi;?Kt  
                    yraytot = yraytot + y 5qtZ`1Hq  
            endif tjc3;9  
    endif %7 h _D  
    if py < 1.0 then goto 3 mDz{8N9<FG  
    if px < 1.0 then goto 2 'F3Xb  
    if numray !K^.r_0H.  
            format 14.8 f3Ior.n(  
            print "  X Centroid = ",xraytot/numray, TB 9{e!4  
            print "  Y Centroid = ",yraytot/numray & .VciSq6  
            print "  X Middle   = ",(xraymax+xraymin)/2, 22S4q`j  
            print "  Y Middle   = ",(yraymax+yraymin)/2 o@j]yA.5)  
            format .0 ^c3~CD5H 3  
            print "  ",numray, " out of ", numrayattempt," rays made it through." :iJ+ImBpK  
    else r# MJ  
            print "  No rays made it through!" S05+G}[$  
    endif ^T`)ltI]V  
    f=f+1 s7=CH   
    if f<= nfld() then goto 1 _]8FCO  
    print .w3.zZ0[  
    print "All field positions done!" d;O16xcM/  
    FORMAT 0.1 DJ;il)^  
    print "Elapsed time ", ETIM(), " seconds." j|"#S4IX)F  
     
    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 i356m9j  
    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 {8+FxmH  
    的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  fA"N5qQI(  
    $yxwB/O(  
    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 bO8>w9MF