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············· kk]f*[Zi5  
    A4LGF  
    macro 正文:········· T}} 0hs;  
    ! centroid.zpl AA][}lU:5  
    ! p@epl|IZp  
    ! Written by Kenneth Moore 9/1/92 *9:oTN  
    ! Added TIMER function 4/18/96 \b {Aj,6,  
    ! RmS|X"zc  
    TIMER hZGoiWC  
    ! /H#- \r&r  
    ! The delta controls how many rays will be traced. A fw>@:m_bK  
    ! delta of .025 will trace a 80 x 80 grid in the pupil. D|8vS8p  
    ! eXJt9olI  
    delta = .025 ,w~0U  
    ! UeWEncN(  
    print "This program computes the chief ray coordinates,"  V|=PaO  
    print "centroid coordinates, and middle coordinates for" 6#~"~WfPQ  
    print "the primary wave spot at each field position." !NWz  
    maxfield = maxf() 4d&#NP  
    if maxfield == 0 then maxfield = 1 7#n<d879e%  
    n = nsur() JFaxxW  
    f = 1 Gvo(iOU  
    label 1 .DSn H6O  
    hx = fldx(f)/maxfield Xx{ho 4qq  
    hy = fldy(f)/maxfield ""Ul6hRgv  
    raytrace hx,hy,0,0 dz/' m7  
    format 10.4 x_9<&Aj6  
    print P.*J'q 28  
    print "  X Field    = ", fldx(f), Hw"ik6  
    print "  Y Field    = ", fldy(f) Z09FW>"u  
    print "  X Chief    = ",rayx(n), ?wE@9 g A  
    print "  Y Chief    = ",rayy(n) /CpUq;^  
    xraymax = -9e9 /64jO?mp  
    yraymax = -9e9 ~ILig}I  
    xraymin =  9e9 H+ra w/"  
    yraymin =  9e9 pAS!;t=n,  
    xraytot = 0 Z J(/cD  
    yraytot = 0 SQ#6~zxl  
    numray = 0 TJ(PTB;  
    numrayattempt = 0 Hj ]$  
    px = -1 - delta Ke-Q>sm2Q  
    label 2 VlKy6PSIg  
    px = px + delta #!p=P<4M  
    py = -1 - delta x_1JQDE  
    label 3 L'{;V\d  
    py = py + delta 4GJ1P2  
    rad = px*px + py*py ={' "ATX(U  
    if rad <= 0.9999999  f])?Gw  
            raytrace hx, hy, px, py h}xUZ:  
            numrayattempt = numrayattempt+1 uY0V!W  
            if !rayv(n)                                              **************************** fs4pAB#F  
                    numray = numray + 1 MhC74G  
                    x = rayx(n) Lm+!/e  
                    y = rayy(n) BqZ^I eC$  
                    if (x < xraymin) then xraymin = x WtI1h`Fo  
                    if (x > xraymax) then xraymax = x r`u}n  
                    if (y < yraymin) then yraymin = y pM~Xh ]/  
                    if (y > yraymax) then yraymax = y R_h(Z{d  
                    xraytot = xraytot + x ga#,42)H  
                    yraytot = yraytot + y Q0~5h?V'  
            endif P8NKp O\  
    endif /2^cty.BXw  
    if py < 1.0 then goto 3 m%V+px  
    if px < 1.0 then goto 2 WrbDB-uM  
    if numray EQPZV K/  
            format 14.8 hZnT`!iFE^  
            print "  X Centroid = ",xraytot/numray, +C7 1".i-  
            print "  Y Centroid = ",yraytot/numray Pg[zRRf<  
            print "  X Middle   = ",(xraymax+xraymin)/2, ^ )N[x''a  
            print "  Y Middle   = ",(yraymax+yraymin)/2 J#*Uf>5NY  
            format .0 etf ft8  
            print "  ",numray, " out of ", numrayattempt," rays made it through." /Nq!^=  
    else ih `/1n  
            print "  No rays made it through!" ~l!(I-'?g  
    endif W9 y8dw.  
    f=f+1 X@+:O-$  
    if f<= nfld() then goto 1 B%6bk.  
    print rP ;~<IxEr  
    print "All field positions done!" HY#7Ctn3  
    FORMAT 0.1 8DTk<5mW~  
    print "Elapsed time ", ETIM(), " seconds." hgj#VY$B  
     
    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 OpxVy _5,  
    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 ?R,^prW{  
    的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  8: s3Q`O  
    Q;5\( 0w5  
    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 "%.#/!RG