enum_subset_solve_mode.h

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2018 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner

// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.

// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA



#ifndef LIBMESH_ENUM_SUBSET_SOLVE_MODE_H
#define LIBMESH_ENUM_SUBSET_SOLVE_MODE_H

namespace libMesh {

enum SubsetSolveMode : int {
  // Set dofs outside the subset to zero.
  SUBSET_ZERO = 0,
  // Set dofs outside the subset to the value of the corresponding
  // dofs of the right hand side.
  SUBSET_COPY_RHS,
  // Leaves dofs outside the subset unchanged.  This is fastest, but
  // also most confusing because it abandons the property that the
  // solution vector is (theoretically) independent of the initial
  // guess.
  SUBSET_DONT_TOUCH
};

}

#endif