src/math/CubicSpline.hpp

/*
 * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
 *
 * The University of Notre Dame grants you ("Licensee") a
 * non-exclusive, royalty free, license to use, modify and
 * redistribute this software in source and binary code form, provided
 * that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the
 *    distribution.
 *
 * This software is provided "AS IS," without a warranty of any
 * kind. All express or implied conditions, representations and
 * warranties, including any implied warranty of merchantability,
 * fitness for a particular purpose or non-infringement, are hereby
 * excluded.  The University of Notre Dame and its licensors shall not
 * be liable for any damages suffered by licensee as a result of
 * using, modifying or distributing the software or its
 * derivatives. In no event will the University of Notre Dame or its
 * licensors be liable for any lost revenue, profit or data, or for
 * direct, indirect, special, consequential, incidental or punitive
 * damages, however caused and regardless of the theory of liability,
 * arising out of the use of or inability to use software, even if the
 * University of Notre Dame has been advised of the possibility of
 * such damages.
 *
 * SUPPORT OPEN SCIENCE!  If you use OpenMD or its source code in your
 * research, please cite the appropriate papers when you publish your
 * work.  Good starting points are:
 *                                                                      
 * [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).             
 * [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).          
 * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).          
 * [4]  Vardeman & Gezelter, in progress (2009).                        
 */
 
#ifndef MATH_CUBICSPLINE_HPP
#define MATH_CUBICSPLINE_HPP

#include "config.h"
#include <vector>

using namespace std;
namespace OpenMD {

  class CubicSpline {       
    
  public:    
    CubicSpline();
    virtual ~CubicSpline() {} 
    void addPoint(RealType xp, RealType yp);
    void addPoints(const vector<RealType>& xps, const vector<RealType>& yps);
    RealType getValueAt(RealType t);
    pair<RealType, RealType> getValueAndDerivativeAt(RealType t);
    
  private:
    void generate();
    bool isUniform;
    bool generated;
    RealType dx;
    int n;
    vector<pair<RealType, RealType> > data;
    vector<RealType> b;
    vector<RealType> c;
    vector<RealType> d;    
  };
}

#endif
Revision:	1479
Committed:	Mon Jul 26 19:00:48 2010 UTC (14 years, 9 months ago) by gezelter
File size:	2820 byte(s)
Log Message:	Added EAM. Still segfaults but compiles.
#	User	Rev	Content
1	gezelter	1475	/*
2			* Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
3			*
4			* The University of Notre Dame grants you ("Licensee") a
5			* non-exclusive, royalty free, license to use, modify and
6			* redistribute this software in source and binary code form, provided
7			* that the following conditions are met:
8			*
9			* 1. Redistributions of source code must retain the above copyright
10			* notice, this list of conditions and the following disclaimer.
11			*
12			* 2. Redistributions in binary form must reproduce the above copyright
13			* notice, this list of conditions and the following disclaimer in the
14			* documentation and/or other materials provided with the
15			* distribution.
16			*
17			* This software is provided "AS IS," without a warranty of any
18			* kind. All express or implied conditions, representations and
19			* warranties, including any implied warranty of merchantability,
20			* fitness for a particular purpose or non-infringement, are hereby
21			* excluded. The University of Notre Dame and its licensors shall not
22			* be liable for any damages suffered by licensee as a result of
23			* using, modifying or distributing the software or its
24			* derivatives. In no event will the University of Notre Dame or its
25			* licensors be liable for any lost revenue, profit or data, or for
26			* direct, indirect, special, consequential, incidental or punitive
27			* damages, however caused and regardless of the theory of liability,
28			* arising out of the use of or inability to use software, even if the
29			* University of Notre Dame has been advised of the possibility of
30			* such damages.
31			*
32			* SUPPORT OPEN SCIENCE! If you use OpenMD or its source code in your
33			* research, please cite the appropriate papers when you publish your
34			* work. Good starting points are:
35			*
36			* [1] Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).
37			* [2] Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).
38			* [3] Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).
39			* [4] Vardeman & Gezelter, in progress (2009).
40			*/
41
42			#ifndef MATH_CUBICSPLINE_HPP
43			#define MATH_CUBICSPLINE_HPP
44
45			#include "config.h"
46			#include <vector>
47
48			using namespace std;
49			namespace OpenMD {
50
51			class CubicSpline {
52
53			public:
54			CubicSpline();
55			virtual ~CubicSpline() {}
56			void addPoint(RealType xp, RealType yp);
57			void addPoints(const vector<RealType>& xps, const vector<RealType>& yps);
58			RealType getValueAt(RealType t);
59			pair<RealType, RealType> getValueAndDerivativeAt(RealType t);
60
61			private:
62	gezelter	1479	void generate();
63	gezelter	1475	bool isUniform;
64			bool generated;
65			RealType dx;
66			int n;
67			vector<pair<RealType, RealType> > data;
68			vector<RealType> b;
69			vector<RealType> c;
70			vector<RealType> d;
71			};
72			}
73
74			#endif