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············· .QaHE`e{  
    DH5]Kzb/  
    macro 正文:·········  =Y0>b4  
    ! centroid.zpl >`@c9 m  
    ! S]P80|!|  
    ! Written by Kenneth Moore 9/1/92 4ZRE3^y\"  
    ! Added TIMER function 4/18/96 :Hn*|+'  
    ! }EW@/; kC  
    TIMER "]"!"#aMv  
    ! N?7vcN+-t)  
    ! The delta controls how many rays will be traced. A p-6(>,+E[  
    ! delta of .025 will trace a 80 x 80 grid in the pupil. ]Q%|69H}B  
    ! UB4M=R|  
    delta = .025 T9c=As_EM  
    ! 9aE.jpN  
    print "This program computes the chief ray coordinates," CXzN4!  
    print "centroid coordinates, and middle coordinates for" )/:r $n7  
    print "the primary wave spot at each field position." 1e0O-aT#Q  
    maxfield = maxf() cITF=Ez  
    if maxfield == 0 then maxfield = 1 yXpU)|o  
    n = nsur() `D#3  
    f = 1 :=0XT`iY  
    label 1 T{L{<+9%  
    hx = fldx(f)/maxfield 5_d=~whO&2  
    hy = fldy(f)/maxfield 2K 8?S  
    raytrace hx,hy,0,0 )bM #s">Y  
    format 10.4 xEA%UFB.!G  
    print frYPC Irj  
    print "  X Field    = ", fldx(f), vfh0aW-O  
    print "  Y Field    = ", fldy(f) a zUEp8`|  
    print "  X Chief    = ",rayx(n), V&' :S{i  
    print "  Y Chief    = ",rayy(n) zeXMi:X  
    xraymax = -9e9 Hko(@z  
    yraymax = -9e9 _>/T<Db  
    xraymin =  9e9 V?k"BU  
    yraymin =  9e9 /eoS$q  
    xraytot = 0 bwo{ Lw~  
    yraytot = 0 dwQ*OxFl  
    numray = 0 dXe. 5XC  
    numrayattempt = 0 l<](8oc. w  
    px = -1 - delta lu GEBPi  
    label 2 Qe~2'Hw#9  
    px = px + delta 4-?'gN_  
    py = -1 - delta *L%i-Wg"  
    label 3 is3nLm(  
    py = py + delta e<wRA["  
    rad = px*px + py*py %7_c|G1  
    if rad <= 0.9999999 gAx8r-` `  
            raytrace hx, hy, px, py i>Cxi ZT  
            numrayattempt = numrayattempt+1 S+i .@N.^  
            if !rayv(n)                                              **************************** ^GXy:S$  
                    numray = numray + 1 a=55bEn  
                    x = rayx(n) xr2ew%&o  
                    y = rayy(n) No\H QQ  
                    if (x < xraymin) then xraymin = x YzcuS/~x  
                    if (x > xraymax) then xraymax = x 3wS{@'  
                    if (y < yraymin) then yraymin = y F4m Q#YlrS  
                    if (y > yraymax) then yraymax = y fs]9HK/@\  
                    xraytot = xraytot + x JJvf!]  
                    yraytot = yraytot + y OFJ T  
            endif [_3Rhp:  
    endif =jik33QV<  
    if py < 1.0 then goto 3 S=Ihg  
    if px < 1.0 then goto 2 b&$ ?.z  
    if numray s[yIvlHw`  
            format 14.8 62BJ;/ ]  
            print "  X Centroid = ",xraytot/numray, ;%1ob f 89  
            print "  Y Centroid = ",yraytot/numray 3^LSK7.:  
            print "  X Middle   = ",(xraymax+xraymin)/2, h_ ^,|@C "  
            print "  Y Middle   = ",(yraymax+yraymin)/2 728}K^7:  
            format .0 W#<&(s4  
            print "  ",numray, " out of ", numrayattempt," rays made it through." WC!bB  
    else 6 ~b~[gA  
            print "  No rays made it through!" 9<An^lLK*  
    endif Nk-biD/J  
    f=f+1 -R!qDA"  
    if f<= nfld() then goto 1 W|U!kqU  
    print 0Fw0#eE  
    print "All field positions done!" Co2* -[R  
    FORMAT 0.1 VV(>e@Bc4  
    print "Elapsed time ", ETIM(), " seconds." 2a;vLc4  
     
    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 c7j^O P  
    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 `G\uTCpk  
    的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  3ik  
    WO$PW`k  
    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  vrdlI^