// Created on: 1996-12-05
// Created by: Philippe MANGIN
// Copyright (c) 1996-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#include <BlendFunc_Tensor.hxx>
#include <math_Matrix.hxx>
#include <math_Vector.hxx>

BlendFunc_Tensor::BlendFunc_Tensor(const int NbRow, const int NbCol, const int NbMat)
    : Tab(1, NbRow * NbMat * NbCol),
      nbrow(NbRow),
      nbcol(NbCol),
      nbmat(NbMat),
      nbmtcl(NbMat * NbCol)
{
}

void BlendFunc_Tensor::Init(const double InitialValue)
{
  // int I, T = nbrow * nbcol *  nbmat;
  // for (I=1; I<=T; I++) {Tab(I) = InitialValue;}
  Tab.Init(InitialValue);
}

void BlendFunc_Tensor::Multiply(const math_Vector& Right, math_Matrix& M) const
{
  int    i, j, k;
  double Somme;
  for (i = 1; i <= nbrow; i++)
  {
    for (j = 1; j <= nbcol; j++)
    {
      Somme = 0;
      for (k = 1; k <= nbmat; k++)
      {
        Somme += Value(i, j, k) * Right(k);
      }
      M(i, j) = Somme;
    }
  }
}
