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············· F6T@YSP  
    #;RP ?s  
    macro 正文:········· p;VqkSQ76  
    ! centroid.zpl C.{*|#&GAt  
    ! t Ib?23K0  
    ! Written by Kenneth Moore 9/1/92 yKO84cSl  
    ! Added TIMER function 4/18/96 ,>%AEN6N2  
    ! ] t|KFk!)  
    TIMER )S$!36Ni[  
    ! N1I1!!$K;%  
    ! The delta controls how many rays will be traced. A [&rW+/  
    ! delta of .025 will trace a 80 x 80 grid in the pupil. /|y3M/;F  
    ! $7aRf'  
    delta = .025 AQ-P3`bCb  
    ! V|{ )P@Q  
    print "This program computes the chief ray coordinates," _Bh-*l?K>  
    print "centroid coordinates, and middle coordinates for" BNg\;2r  
    print "the primary wave spot at each field position." xZS  
    maxfield = maxf() yov:JnWo  
    if maxfield == 0 then maxfield = 1 gv; =Yhw.c  
    n = nsur() 0x0.[1mB  
    f = 1  UJoWTx  
    label 1 ~aH*ZA*f  
    hx = fldx(f)/maxfield 5.xvOi|.  
    hy = fldy(f)/maxfield C%v@ u$N  
    raytrace hx,hy,0,0 )^)VyI`O  
    format 10.4 1uv"5`%s  
    print d {moU\W  
    print "  X Field    = ", fldx(f), ,u( g#T  
    print "  Y Field    = ", fldy(f) <P( K,L?r  
    print "  X Chief    = ",rayx(n), T}2a~  
    print "  Y Chief    = ",rayy(n) g 4d 5G=y  
    xraymax = -9e9 9L?EhDcDV  
    yraymax = -9e9 'E0{zk  
    xraymin =  9e9 t9m: E  
    yraymin =  9e9 0(3t#  
    xraytot = 0 Y_%\kM?7  
    yraytot = 0 uGJeQ  
    numray = 0 9XS+W w7  
    numrayattempt = 0 vsoj] R$C  
    px = -1 - delta N{P (ym2yR  
    label 2 %M9^QHyo@  
    px = px + delta W1y,.6  
    py = -1 - delta |82V` CV  
    label 3 *ARro Ndr  
    py = py + delta d"5:/Mo  
    rad = px*px + py*py 4ej$)AdW3  
    if rad <= 0.9999999 xzMa[D4(  
            raytrace hx, hy, px, py 'y}A3 RqN  
            numrayattempt = numrayattempt+1 TDY}oGmNn  
            if !rayv(n)                                              **************************** e7/J:n$  
                    numray = numray + 1 jRB:o?S  
                    x = rayx(n) oLX6w  
                    y = rayy(n) &)fPz-s  
                    if (x < xraymin) then xraymin = x uz Z|w+3O  
                    if (x > xraymax) then xraymax = x 43:~kCF[s  
                    if (y < yraymin) then yraymin = y DfV_08  
                    if (y > yraymax) then yraymax = y ]$nJn+85@b  
                    xraytot = xraytot + x yQ+#Tlji  
                    yraytot = yraytot + y RPaB4>  
            endif wC=IN   
    endif fgl"ox  
    if py < 1.0 then goto 3 FPFt3XL  
    if px < 1.0 then goto 2 =q5A@!D  
    if numray {(7. X4\x  
            format 14.8 orzdq  
            print "  X Centroid = ",xraytot/numray, d-N<VVcy\  
            print "  Y Centroid = ",yraytot/numray _V:D7\Gs  
            print "  X Middle   = ",(xraymax+xraymin)/2, M?$-u  
            print "  Y Middle   = ",(yraymax+yraymin)/2 <ze' o.c  
            format .0 B7 }-g"p$/  
            print "  ",numray, " out of ", numrayattempt," rays made it through." = "c _<?=[  
    else 1 ,D2][  
            print "  No rays made it through!" P$]Vb'Fz  
    endif Q1&: +7 %  
    f=f+1 #wM0p:<  
    if f<= nfld() then goto 1 (eO0 Ic[c  
    print sur2Mw(M"  
    print "All field positions done!" `2S{.s  
    FORMAT 0.1 [mWo&Ph[-  
    print "Elapsed time ", ETIM(), " seconds." *GRhZ~U  
     
    分享到
    离线kimclps
    发帖
    589
    光币
    1159
    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 IyP\7WZ  
    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 u YH{4%  
    的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  vF([mOZ  
    2qn~A0r  
    Kimclps兄果然学识过人,受教了·····
    离线kimclps
    发帖
    589
    光币
    1159
    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 ,~kMkBkl~