120ca87015
git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5000 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d
78 lines
1.9 KiB
C++
78 lines
1.9 KiB
C++
// Wild Magic Source Code
|
|
// David Eberly
|
|
// http://www.geometrictools.com
|
|
// Copyright (c) 1998-2007
|
|
//
|
|
// 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. The license is available for reading at
|
|
// either of the locations:
|
|
// http://www.gnu.org/copyleft/lgpl.html
|
|
// http://www.geometrictools.com/License/WildMagicLicense.pdf
|
|
// The license applies to versions 0 through 4 of Wild Magic.
|
|
//
|
|
// Version: 4.0.0 (2006/06/28)
|
|
|
|
#ifndef WM4BANDEDMATRIX_H
|
|
#define WM4BANDEDMATRIX_H
|
|
|
|
#include "Wm4FoundationLIB.h"
|
|
#include "Wm4System.h"
|
|
|
|
namespace Wm4
|
|
{
|
|
|
|
template <class Real>
|
|
class BandedMatrix
|
|
{
|
|
public:
|
|
BandedMatrix (int iSize, int iLBands, int iUBands);
|
|
BandedMatrix (const BandedMatrix& rkM);
|
|
~BandedMatrix ();
|
|
|
|
BandedMatrix& operator= (const BandedMatrix& rkM);
|
|
|
|
int GetSize () const;
|
|
int GetLBands () const;
|
|
int GetUBands () const;
|
|
|
|
Real* GetDBand ();
|
|
const Real* GetDBand () const;
|
|
|
|
int GetLBandMax (int i) const; // LBand(i): 0 <= index < LBandMax
|
|
Real* GetLBand (int i);
|
|
const Real* GetLBand (int i) const;
|
|
|
|
int GetUBandMax (int i) const; // UBand(i): 0 <= index < UBandMax
|
|
Real* GetUBand (int i);
|
|
const Real* GetUBand (int i) const;
|
|
|
|
Real& operator() (int iRow, int iCol);
|
|
Real operator() (int iRow, int iCol) const;
|
|
|
|
void SetZero ();
|
|
void SetIdentity ();
|
|
|
|
private:
|
|
void Allocate ();
|
|
void Deallocate ();
|
|
|
|
int m_iSize, m_iLBands, m_iUBands;
|
|
Real* m_afDBand;
|
|
Real** m_aafLBand;
|
|
Real** m_aafUBand;
|
|
};
|
|
|
|
}
|
|
|
|
#include "Wm4BandedMatrix.inl"
|
|
|
|
namespace Wm4
|
|
{
|
|
typedef BandedMatrix<float> BandedMatrixf;
|
|
typedef BandedMatrix<double> BandedMatrixd;
|
|
}
|
|
|
|
#endif
|