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············· Z3>3&|&  
    _4B iF?1  
    macro 正文:········· (Gc`3jJ  
    ! centroid.zpl 6F/ OlK<  
    ! kTc5KHJ7  
    ! Written by Kenneth Moore 9/1/92 s FYJQ90it  
    ! Added TIMER function 4/18/96 <SdJM1%Qo  
    ! {0WID D  
    TIMER VQjFEJ  
    ! .+L_!A  
    ! The delta controls how many rays will be traced. A {}&f\6OI%  
    ! delta of .025 will trace a 80 x 80 grid in the pupil. y"p-8RVk{  
    ! )"jn{%/t  
    delta = .025 *N e2l`!1m  
    ! lv_%  
    print "This program computes the chief ray coordinates," 3l(;Pt-yI  
    print "centroid coordinates, and middle coordinates for" @ZR4%A"X4  
    print "the primary wave spot at each field position." 7C7(bg,7^  
    maxfield = maxf() @ ^6OV)  
    if maxfield == 0 then maxfield = 1 (`.qG &6p  
    n = nsur() X3L[y\  
    f = 1 <;0N@  
    label 1 #r^@*<{^  
    hx = fldx(f)/maxfield AYu'ptDNr  
    hy = fldy(f)/maxfield ?WtG|w  
    raytrace hx,hy,0,0 XAxI?y[c  
    format 10.4 hIo S#]  
    print P| P fG=  
    print "  X Field    = ", fldx(f), $0 S#d@v}  
    print "  Y Field    = ", fldy(f) vp75u93  
    print "  X Chief    = ",rayx(n), .O%1)p  
    print "  Y Chief    = ",rayy(n) '7LJuMp$#  
    xraymax = -9e9 uQtk|)T E  
    yraymax = -9e9 r,@X>_}  
    xraymin =  9e9 fQTA@WAr  
    yraymin =  9e9 ;E?  hz  
    xraytot = 0 o7a6 )2JK  
    yraytot = 0 cU5"c)$'  
    numray = 0 *5_ 8\7d  
    numrayattempt = 0 QDgEJ%U-  
    px = -1 - delta %OTA5  
    label 2 c]!D`FA*K  
    px = px + delta |]!Ky[P  
    py = -1 - delta Pzm!`F^r}  
    label 3 5v>{Z0TE[6  
    py = py + delta BOiz ~h6  
    rad = px*px + py*py Xt,,AGm}  
    if rad <= 0.9999999 &G@-yQ  
            raytrace hx, hy, px, py r~G]2*3  
            numrayattempt = numrayattempt+1 rE{Xo:Cf  
            if !rayv(n)                                              **************************** cYWy\+  
                    numray = numray + 1 p1VahjRE-  
                    x = rayx(n) !k= 0X\5L  
                    y = rayy(n) h;ol"  
                    if (x < xraymin) then xraymin = x &c<}++'h  
                    if (x > xraymax) then xraymax = x zhX`~){N6  
                    if (y < yraymin) then yraymin = y o=RqegL  
                    if (y > yraymax) then yraymax = y H,XLb.  
                    xraytot = xraytot + x @U /3iDB\  
                    yraytot = yraytot + y O *J_+6  
            endif F2PLy q  
    endif 7=p-A _X  
    if py < 1.0 then goto 3 K)Xs L  
    if px < 1.0 then goto 2 Oz#EGjz  
    if numray [ 4Y `O  
            format 14.8 97]a-)SA  
            print "  X Centroid = ",xraytot/numray, (&P0la 1  
            print "  Y Centroid = ",yraytot/numray !G"9xrr1  
            print "  X Middle   = ",(xraymax+xraymin)/2, 0n<(*bfW  
            print "  Y Middle   = ",(yraymax+yraymin)/2 o ,Tr^e$  
            format .0 qzH qj;  
            print "  ",numray, " out of ", numrayattempt," rays made it through." <jRFN&"h}  
    else e:GgA  
            print "  No rays made it through!" 5e/qgI)M5  
    endif |DFvZ6}  
    f=f+1 Hr<C2p^a  
    if f<= nfld() then goto 1 u $% D9Z^  
    print >NH4A_  
    print "All field positions done!" ^QXw[th!d  
    FORMAT 0.1 a:-)+sgHw  
    print "Elapsed time ", ETIM(), " seconds." ?lc[ hH  
     
    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 h"PS-]:CD  
    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=f0*$ue+w  
    的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  tmO;:n<N  
    eecw]P_?  
    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 Da"yZ\4