[求助]FDTD 连接边界

请教一下编程时连接边界处的场值修改是怎样的，哪里可以查到理 .. 73V|6tmgY  
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请牛人指教一下，三维程序中均匀平面波入射时连接边界这样加入有问题吗？ ~S8*t~  
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里面的计算过程根据葛老师编的书上公式！（前4个式子计算E0，后面两个坐标转换，不知道这样对不对）请教牛人指导，磁场也按同样方法加入！ w]]8dz  
ie为x方向格子数+1，je，ke分别为y、z方向 \=6l9Lrj>h  
left_x(i,1,k)存储左侧面ex值，其他的类似！ ApAO/q  
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for i=1:ie =~=*&I4Dp  
        for k=1:ke mG
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            temp1(1)=i*sin(theta)*cos(psi)+jets*cos(theta)*sin(psi)+k*cos(psi); y~F,0"N\r  
            temp1(2)=floor(temp1(1));                                %左表面  电场 BFo5\l:q8  
            temp1(3)=temp1(1)-temp1(2); H^s<{E0<  
            temp1(4)=temp1(2)+1; Bs O+NP  
            left_x(i,1,k)=(1-temp1(3))*ein(temp1(2))+temp1(3)*ein(temp1(4)); eD*A)  
            left_x(i,1,k)=left_x(i,1,k)*(-sin(psi)*sin(alpha)+cos(theta)*cos(psi)*cos(alpha)); /+@p7FqlE  
            left_z(i,1,k)=-left_x(i,1,k)*sin(theta)*cos(alpha); P@9t;dZ
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             `QyO`y=?[Y  
            temp1(1)=i*sin(theta)*cos(psi)+jete*cos(theta)*sin(psi)+k*cos(psi); %`&2+\`  
            temp1(2)=floor(temp1(1));                                %右边面  电场 q U]gj@R  
            temp1(3)=temp1(1)-temp1(2); vvKEv/pN7
 
            temp1(4)=temp1(2)+1; X{\F;Cb*  
            right_x(i,1,k)=(1-temp1(3))*ein(temp1(2))+temp1(3)*ein(temp1(4)); OoA|8!CFa  
            right_x(i,1,k)=right_x(i,1,k)*(-sin(psi)*sin(alpha)+cos(theta)*cos(psi)*cos(alpha)); vSi.t
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            right_z(i,1,k)=-right_x(i,1,k)*sin(theta)*cos(alpha); vTJ}8  
        end {=F/C,-  
    end kic/*v\6@  
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    for i=1:ie (=* cK-3  
        for j=1:je g7OqX \  
            temp1(1)=i*sin(theta)*cos(psi)+j*cos(theta)*sin(psi)+kets*cos(psi); ~v6OsH%vx  
            temp1(2)=floor(temp1(1));                                %下边面  电场 no< ^f]33  
            temp1(3)=temp1(1)-temp1(2); J2'Nd'  
            temp1(4)=temp1(2)+1; mg*qiScfW  
            bottom_x(i,j,1)=(1-temp1(3))*ein(temp1(2))+temp1(3)*ein(temp1(4));
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            bottom_x(i,j,1)=bottom_x(i,j,1)*(-sin(psi)*sin(alpha)+cos(theta)*cos(psi)*cos(alpha)); Ry%Mej:  
            bottom_y(i,j,1)=bottom_x(i,j,1)*(cos(psi)*sin(alpha)+cos(theta)*sin(psi)*cos(alpha)); +f@U6Vv  
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            temp1(1)=i*sin(theta)*cos(psi)+j*cos(theta)*sin(psi)+kete*cos(psi); gqu?o&>9  
            temp1(2)=floor(temp1(1));                                %上边面  电场 "4uS3h2r  
            temp1(3)=temp1(1)-temp1(2); L{h%f4Du#  
            temp1(4)=temp1(2)+1; z7Q?D^miy  
            top_x(i,j,1)=(1-temp1(3))*ein(temp1(2))+temp1(3)*ein(temp1(4)); 2T V X)q<\  
            top_x(i,j,1)=top_x(i,j,1)*(-sin(psi)*sin(alpha)+cos(theta)*cos(psi)*cos(alpha)); !V i@1E  
            top_y(i,j,1)=top_x(i,j,1)*(cos(psi)*sin(alpha)+cos(theta)*sin(psi)*cos(alpha)); xwJH(_-  
        end F.w5S!5Q  
    end
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    for j=1:je (2:/8\_P  
        for k=1:ke `bZ/haU}A  
            temp1(1)=iets*sin(theta)*cos(psi)+j*cos(theta)*sin(psi)+k*cos(psi); sB c (gr  
            temp1(2)=floor(temp1(1));                                %后边面  电场 L5 veX}  
            temp1(3)=temp1(1)-temp1(2); ;|vpwB@B
 
            temp1(4)=temp1(2)+1; UrYZ`J  
            back_y(1,j,k)=(1-temp1(3))*ein(temp1(2))+temp1(3)*ein(temp1(4)); PYM(Xz$  
            back_y(1,j,k)=back_y(1,j,k)*(cos(psi)*sin(alpha)+cos(theta)*sin(psi)*cos(alpha)); 7z!tKs"TMT  
            back_z(1,j,k)=-back_y(1,j,k)*sin(theta)*cos(alpha); QA5QweL  
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            temp1(1)=iete*sin(theta)*cos(psi)+j*cos(theta)*sin(psi)+k*cos(psi); >(?
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            temp1(2)=floor(temp1(1));                                %前边面  电场 1:f9J  
            temp1(3)=temp1(1)-temp1(2); V3c l~  
            temp1(4)=temp1(2)+1; >rJnayLF  
            front_y(1,j,k)=(1-temp1(3))*ein(temp1(2))+temp1(3)*ein(temp1(4)); Gu2P\I2zx  
            front_y(1,j,k)=front_y(1,j,k)*(cos(psi)*sin(alpha)+cos(theta)*sin(psi)*cos(alpha)); c6X}2a'  
            front_z(1,j,k)=-front_y(1,j,k)*sin(theta)*cos(alpha); v"OY 1<8  
        end %jJ>x3$F  
    end

FDTD 连接边界 ？是什么连接边界？

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