/usr/include/trilinos/ModeLaplace1DQ2.h is in libtrilinos-anasazi-dev 12.10.1-3.
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//
// NOTICE
//
// This software is a result of the research described in the report
//
// " A comparison of algorithms for modal analysis in the absence
// of a sparse direct method", P. Arbenz, R. Lehoucq, and U. Hetmaniuk,
// Sandia National Laboratories, Technical report SAND2003-1028J.
//
// It is based on the Epetra, AztecOO, and ML packages defined in the Trilinos
// framework ( http://software.sandia.gov/trilinos/ ).
//
// The distribution of this software follows also the rules defined in Trilinos.
// This notice shall be marked on any reproduction of this software, in whole or
// in part.
//
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
//
// This program 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.
//
// Code Authors: U. Hetmaniuk (ulhetma@sandia.gov), R. Lehoucq (rblehou@sandia.gov)
//
//**************************************************************************
#ifndef ANASAZI_MODE_LAPLACE_1D_Q2_H
#define ANASAZI_MODE_LAPLACE_1D_Q2_H
#include "Epetra_ConfigDefs.h"
#include "Epetra_Comm.h"
#include "Epetra_CrsMatrix.h"
#include "Epetra_MultiVector.h"
#include "Epetra_RowMatrix.h"
#include "CheckingTools.h"
#include "ModeLaplace.h"
#include "SortingTools.h"
class ModeLaplace1DQ2 : public ModeLaplace {
private:
const CheckingTools myVerify;
const Epetra_Comm &MyComm;
const SortingTools mySort;
Epetra_Map *Map;
Epetra_CrsMatrix *K;
Epetra_CrsMatrix *M;
double Lx;
int nX;
double *x;
static const int dofEle;
static const int maxConnect;
#ifndef M_PI
static const double M_PI;
#endif
// Private member functions
void preProcess();
void makeMap();
int countElements(bool *isTouched);
void makeMyElementsTopology(int *elemTopo, bool *isTouched);
void makeMyConnectivity(int *elemTopo, int numEle, int *connectivity, int *numNz);
void makeStiffness(int *elemTopo, int numEle, int *connectivity, int *numNz);
void makeElementaryStiffness(double *kel) const;
void makeMass(int *elemTopo, int numEle, int *connectivity, int *numNz);
void makeElementaryMass(double *mel) const;
// Don't define these functions
ModeLaplace1DQ2(const ModeLaplace1DQ2 &ref);
ModeLaplace1DQ2& operator=(const ModeLaplace1DQ2 &ref);
public:
ModeLaplace1DQ2(const Epetra_Comm &_Comm, double _Lx, int _nX);
~ModeLaplace1DQ2();
const Epetra_CrsMatrix* getStiffness() const { return K; }
const Epetra_CrsMatrix* getMass() const { return M; }
double getFirstMassEigenValue() const;
int eigenCheck(const Epetra_MultiVector &Q, double *lambda, double *normWeight, bool smallest = true) const;
void memoryInfo() const;
void problemInfo() const;
};
#endif
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