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function I_all = ang2Iall_new(ang)
%---------------------------------------------------------------------%
%计算帆板转动情况下整星转动惯量矩阵
%输入：2维，第一个为帆板1转角，第二个为帆板2转角(弧度)
%输出：整星转动惯量矩阵
%说明：需要预先将卫星和帆板的参数和计算得到的耦合系数存到SaPara.mat中
load SatPara.mat
Ang = [0 ang(1) 0];
T_1ab = EA2DCM(Ang); %转角坐标转换阵
T_1ba = T_1ab';
Fs1 = T_1ba*B_rot1' + Rp_mat1*B_tran1';
Ang = [0 ang(2) 0];
T_2ab = EA2DCM(Ang); %转角坐标转换阵
T_2ba = T_2ab';
Fs2 = T_2ba*B_rot2' + Rp_mat2*B_tran2';
I_all = I_ben + Fs1*Fs1' + Fs2*Fs2';