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············· 6\g]Y  
    !iCY!:  
    macro 正文:········· !u~( \ Rb;  
    ! centroid.zpl Jp xJZJ  
    ! S!2M?}LU  
    ! Written by Kenneth Moore 9/1/92 lEAN Nu  
    ! Added TIMER function 4/18/96 yFshV\   
    ! Dx/?0F7V  
    TIMER ?H0 #{!s  
    ! L=VJl[DL  
    ! The delta controls how many rays will be traced. A ;->(hFJt  
    ! delta of .025 will trace a 80 x 80 grid in the pupil. 7 \!t/<  
    ! $=TFTSO  
    delta = .025 GTNN4  
    ! \$V~kgQ0  
    print "This program computes the chief ray coordinates," ,S2D/Y^>  
    print "centroid coordinates, and middle coordinates for" >"{3lDyq-  
    print "the primary wave spot at each field position." |OUr=b  
    maxfield = maxf() eFp4MD8?  
    if maxfield == 0 then maxfield = 1 7P?z{x':T  
    n = nsur() {b"V7vn,  
    f = 1 h:<p EL  
    label 1 ckBcwIXlP&  
    hx = fldx(f)/maxfield ^|Of  
    hy = fldy(f)/maxfield g03I<<|@  
    raytrace hx,hy,0,0 +S5"4<  
    format 10.4 V"#ie Y n  
    print a"0Xam  
    print "  X Field    = ", fldx(f), 9h<];  
    print "  Y Field    = ", fldy(f) #Fl "#g$  
    print "  X Chief    = ",rayx(n), p./zW )7+  
    print "  Y Chief    = ",rayy(n) - {>JF  
    xraymax = -9e9 B5~S&HQ?B6  
    yraymax = -9e9 |#LU"D  
    xraymin =  9e9 c-z ,}`  
    yraymin =  9e9 p}.L]Y  
    xraytot = 0 vXAO#'4tm%  
    yraytot = 0 H? Z5ex  
    numray = 0 kKr7c4q  
    numrayattempt = 0 0hn N>?  
    px = -1 - delta "6w-jT  
    label 2 Z O5_n  
    px = px + delta (Gp/^[.%&  
    py = -1 - delta  btJ:Wt}  
    label 3 M^AwOR7<  
    py = py + delta >u ,Ac:  
    rad = px*px + py*py G<#9`  
    if rad <= 0.9999999 IC{\iwO/~c  
            raytrace hx, hy, px, py %YlL-*7 L  
            numrayattempt = numrayattempt+1 Kp'_lKW)]q  
            if !rayv(n)                                              **************************** b lP@Cn2  
                    numray = numray + 1 y>_lxLhmO#  
                    x = rayx(n) SpU+y|\[0  
                    y = rayy(n) {~_X-g5|]  
                    if (x < xraymin) then xraymin = x ] +<[D2f  
                    if (x > xraymax) then xraymax = x p#wQW[6  
                    if (y < yraymin) then yraymin = y >\ y|}|?  
                    if (y > yraymax) then yraymax = y l E=(6Q  
                    xraytot = xraytot + x e;GLPB   
                    yraytot = yraytot + y @e8b'w3  
            endif RZ-=UIf  
    endif Hm!ffqO_  
    if py < 1.0 then goto 3 9E5Ec~l  
    if px < 1.0 then goto 2 h.d-a/  
    if numray 1@rI4U@D  
            format 14.8 4{=zO(>  
            print "  X Centroid = ",xraytot/numray,  S<#>g s4  
            print "  Y Centroid = ",yraytot/numray ?{[ ISk)  
            print "  X Middle   = ",(xraymax+xraymin)/2, {VtmQU? cJ  
            print "  Y Middle   = ",(yraymax+yraymin)/2 epuN~T  
            format .0 Ri=:=oF(  
            print "  ",numray, " out of ", numrayattempt," rays made it through."  +:k Iq  
    else Sio^FOTD  
            print "  No rays made it through!" z SDRZ!  
    endif NF8'O  
    f=f+1 M3P\1  
    if f<= nfld() then goto 1 r6S-G{o  
    print }K':tX?  
    print "All field positions done!" ]CHO5'%,$  
    FORMAT 0.1 ySAkj-< /P  
    print "Elapsed time ", ETIM(), " seconds." > Dy<@e  
     
    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 eajctkzj  
    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 cQzUR^oq,  
    的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  x)+ q$FB  
    <@.!\  
    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 Zjkg"