src/integrators/VelocityVerletIntegrator.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).                        
 */
 
/**
 * @file VelocityVerletIntegrator.hpp
 * @author tlin
 * @date 11/08/2004
 * @time 13:25am
 * @version 1.0
 */

#ifndef INTEGRATORS_VELOCITYVERLETINTEGRATOR_HPP
#define INTEGRATORS_VELOCITYVERLETINTEGRATOR_HPP

#include "integrators/Integrator.hpp"
#include "integrators/RotationAlgorithm.hpp"
#include "constraints/Rattle.hpp"
#include "utils/ProgressBar.hpp"
namespace OpenMD {

  /**
   * @class VelocityVerletIntegrator VelocityVerletIntegrator.hpp "integrators/VelocityVerletIntegrator.hpp"
   * @brief  Velocity-Verlet Family Integrator
   * Template pattern is used in VelocityVerletIntegrator class. 
   */
  class VelocityVerletIntegrator : public Integrator {
  public:
    virtual ~VelocityVerletIntegrator();

    void setRotationAlgorithm(RotationAlgorithm* algo) {
      if (algo != rotAlgo && rotAlgo != NULL){            
        delete rotAlgo;
      }
            
      rotAlgo = algo;
    }
        
  protected:

    VelocityVerletIntegrator(SimInfo* info);

    virtual void doIntegrate();

    virtual void initialize();

    virtual void preStep();
        
    virtual void integrateStep();        

    virtual void postStep();

    virtual void finalize();

    virtual void resetIntegrator() {}
    
    RotationAlgorithm* rotAlgo;
    Rattle* rattle;
    RealType dt2;

    RealType currSample;
    RealType currStatus;
    RealType currThermal;
    RealType currReset;
    RealType currRNEMD;
        
  private:
        
    virtual void calcForce(bool needPotential, bool needStress);    
        
    virtual void moveA() = 0;
        
    virtual void moveB() = 0;        

    virtual RealType calcConservedQuantity() = 0;

    virtual DumpWriter* createDumpWriter();

    virtual StatWriter* createStatWriter();

    ProgressBar* progressBar;

  };

} //end namespace OpenMD
#endif //INTEGRATORS_VELOCITYVERLETINTEGRATOR_HPP
Revision:	1413
Committed:	Mon Mar 22 19:21:22 2010 UTC (15 years, 1 month ago) by gezelter
File size:	3975 byte(s)
Log Message:	Adding a progress bar, and pAngle staticProps
#	Content
1	/*
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	/**
43	* @file VelocityVerletIntegrator.hpp
44	* @author tlin
45	* @date 11/08/2004
46	* @time 13:25am
47	* @version 1.0
48	*/
49
50	#ifndef INTEGRATORS_VELOCITYVERLETINTEGRATOR_HPP
51	#define INTEGRATORS_VELOCITYVERLETINTEGRATOR_HPP
52
53	#include "integrators/Integrator.hpp"
54	#include "integrators/RotationAlgorithm.hpp"
55	#include "constraints/Rattle.hpp"
56	#include "utils/ProgressBar.hpp"
57	namespace OpenMD {
58
59	/**
60	* @class VelocityVerletIntegrator VelocityVerletIntegrator.hpp "integrators/VelocityVerletIntegrator.hpp"
61	* @brief Velocity-Verlet Family Integrator
62	* Template pattern is used in VelocityVerletIntegrator class.
63	*/
64	class VelocityVerletIntegrator : public Integrator {
65	public:
66	virtual ~VelocityVerletIntegrator();
67
68	void setRotationAlgorithm(RotationAlgorithm* algo) {
69	if (algo != rotAlgo && rotAlgo != NULL){
70	delete rotAlgo;
71	}
72
73	rotAlgo = algo;
74	}
75
76	protected:
77
78	VelocityVerletIntegrator(SimInfo* info);
79
80	virtual void doIntegrate();
81
82	virtual void initialize();
83
84	virtual void preStep();
85
86	virtual void integrateStep();
87
88	virtual void postStep();
89
90	virtual void finalize();
91
92	virtual void resetIntegrator() {}
93
94	RotationAlgorithm* rotAlgo;
95	Rattle* rattle;
96	RealType dt2;
97
98	RealType currSample;
99	RealType currStatus;
100	RealType currThermal;
101	RealType currReset;
102	RealType currRNEMD;
103
104	private:
105
106	virtual void calcForce(bool needPotential, bool needStress);
107
108	virtual void moveA() = 0;
109
110	virtual void moveB() = 0;
111
112	virtual RealType calcConservedQuantity() = 0;
113
114	virtual DumpWriter* createDumpWriter();
115
116	virtual StatWriter* createStatWriter();
117
118	ProgressBar* progressBar;
119
120	};
121
122	} //end namespace OpenMD
123	#endif //INTEGRATORS_VELOCITYVERLETINTEGRATOR_HPP