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············· rl](0"Y0 t  
    c R6:AGr  
    macro 正文:········· 0ZJt  
    ! centroid.zpl {:c5/ ,7c;  
    ! ,ftKRq  
    ! Written by Kenneth Moore 9/1/92 5? 1:RE(1  
    ! Added TIMER function 4/18/96 K)F6TvWv  
    ! % *Lv  
    TIMER ) i=.x+Q  
    ! i5jsM\1j  
    ! The delta controls how many rays will be traced. A &Z 6s\r%  
    ! delta of .025 will trace a 80 x 80 grid in the pupil. 6 ly`lu9  
    ! L/2,r*LNx$  
    delta = .025 qv.s-@l8  
    ! Ni-@El99  
    print "This program computes the chief ray coordinates," &-hXk!A  
    print "centroid coordinates, and middle coordinates for" fu $<*Sa2  
    print "the primary wave spot at each field position." .FpeVjR''  
    maxfield = maxf() 8a3h)R  
    if maxfield == 0 then maxfield = 1 EK$3T5e  
    n = nsur() /V$U%0  
    f = 1 9B?-&t  
    label 1 gis;)al  
    hx = fldx(f)/maxfield zX}t1:nc  
    hy = fldy(f)/maxfield B6xM#)  
    raytrace hx,hy,0,0 Z=j6c"  
    format 10.4 jPa"|9A  
    print |!E: [UH  
    print "  X Field    = ", fldx(f), _mc-CZ  
    print "  Y Field    = ", fldy(f) u@pimRVo  
    print "  X Chief    = ",rayx(n), I> BGp4AQ  
    print "  Y Chief    = ",rayy(n) Lv m"!!  
    xraymax = -9e9 =a^}]k}  
    yraymax = -9e9 6,a:s:$>}R  
    xraymin =  9e9  aK33bn'j  
    yraymin =  9e9 z^^)n  
    xraytot = 0 Z]qbLxJV  
    yraytot = 0 G[$g-NU+  
    numray = 0 :kQydCuK  
    numrayattempt = 0 f O,5 u;  
    px = -1 - delta N`et]'_A}  
    label 2 ;9$71E  
    px = px + delta '|^x[8^  
    py = -1 - delta k{ ~0BK  
    label 3 ]I'dnd3e  
    py = py + delta Cd2A&RB  
    rad = px*px + py*py +o-jMvK9  
    if rad <= 0.9999999 7m:ZG  
            raytrace hx, hy, px, py 'M!M$<j  
            numrayattempt = numrayattempt+1 T7~H|%  
            if !rayv(n)                                              **************************** mLm?yb:  
                    numray = numray + 1 )9i$ 1"a(  
                    x = rayx(n) }\0ei(%H  
                    y = rayy(n) *WaqNMD[%  
                    if (x < xraymin) then xraymin = x qsWy <yL+  
                    if (x > xraymax) then xraymax = x LY;Fjb yU  
                    if (y < yraymin) then yraymin = y ->L>`<7(  
                    if (y > yraymax) then yraymax = y e2qSU[  
                    xraytot = xraytot + x +h08uo5c  
                    yraytot = yraytot + y a'Yi^;2+\  
            endif Q>(a JF  
    endif y #zO1Nig`  
    if py < 1.0 then goto 3 7!Qu+R  
    if px < 1.0 then goto 2 i93 6+[  
    if numray @2g <d  
            format 14.8 S#:l17e3  
            print "  X Centroid = ",xraytot/numray, \zKO5,qw  
            print "  Y Centroid = ",yraytot/numray ;2P  
            print "  X Middle   = ",(xraymax+xraymin)/2, CorV!H4  
            print "  Y Middle   = ",(yraymax+yraymin)/2 7YFEyX10d  
            format .0 7@ \:l~{  
            print "  ",numray, " out of ", numrayattempt," rays made it through." )$ M2+_c  
    else % :h %i|  
            print "  No rays made it through!" 10_#Z~aU  
    endif 1Li*n6tLX`  
    f=f+1 $b(CN+#  
    if f<= nfld() then goto 1 y*%uGG5  
    print Ad&VOh+0  
    print "All field positions done!" !_P&SmK3  
    FORMAT 0.1 N "}N>xe2  
    print "Elapsed time ", ETIM(), " seconds." A `{hKS  
     
    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 pH3<QNq5  
    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 c(e>Rmh  
    的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  ,|B-Nq  
    4A6Yl6\Y  
    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 j 0pI