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failureCriterion.cpp
linearSystem.h 1.06 KiB
// Gmsh - Copyright (C) 1997-2010 C. Geuzaine, J.-F. Remacle
//
// See the LICENSE.txt file for license information. Please report all
// bugs and problems to <gmsh@geuz.org>.
#ifndef _LINEAR_SYSTEM_H_
#define _LINEAR_SYSTEM_H_
// A class that encapsulates a linear system solver interface :
// building a sparse matrix, solving a linear system
class binding;
template <class scalar>
class linearSystem {
public :
linearSystem (){}
virtual ~linearSystem (){}
virtual bool isAllocated() const = 0;
virtual void allocate(int nbRows) = 0;
virtual void clear() = 0;
virtual void addToMatrix(int _row, int _col, const scalar &val) = 0;
virtual void getFromMatrix(int _row, int _col, scalar &val) const = 0;
virtual void addToRightHandSide(int _row, const scalar &val) = 0;
virtual void getFromRightHandSide(int _row, scalar &val) const = 0;
virtual void getFromSolution(int _row, scalar &val) const = 0;
virtual void zeroMatrix() = 0;
virtual void zeroRightHandSide() = 0;
virtual int systemSolve() = 0;
static void registerBindings (binding*);
};
#endif