public float dot(final VO_Texture iTexture) { Matrix A = new Matrix(com.visionopen.jiapei.utils.Common.float2double(this.m_MatTexture)); Matrix B = new Matrix(com.visionopen.jiapei.utils.Common.float2double(iTexture.m_MatTexture)); return (com.visionopen.jiapei.utils.Common.CalcMatrixElemSum(A.arrayTimes(B))); }