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root/OpenMD/branches/development/src/primitives/CutoffGroup.hpp

Comparing:
trunk/src/primitives/CutoffGroup.hpp (file contents), Revision 2 by gezelter, Fri Sep 24 04:16:43 2004 UTC vs.
branches/development/src/primitives/CutoffGroup.hpp (file contents), Revision 1665 by gezelter, Tue Nov 22 20:38:56 2011 UTC

#	Line 1 | Line 1
1	<	#ifndef _CUTOFFGROUP_H_
2	<	#define _CUTOFFGROUP_H_
3	<	#include "Atom.hpp"
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]  Kuang & Gezelter,  J. Chem. Phys. 133, 164101 (2010).
40	>	* [5]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).
41	>	*/
42	>
43	>	#ifndef PRIMITIVES_CUTOFFGROUP_HPP
44
45	<	class CutoffGroup{
6	<	public:
7	<
8	<	CutoffGroup() {
9	<	haveTotalMass = false;
10	<	totalMass = 0.0;
11	<	}
12	<
13	<	void addAtom(Atom* atom) {cutoffAtomList.push_back(atom);}
14	<
15	<	Atom* beginAtom(vector<Atom*>::iterator& i){
16	<	i = cutoffAtomList.begin();
17	<	return i != cutoffAtomList.end()? *i : NULL;
18	<	}
19	<
20	<	Atom* nextAtom(vector<Atom*>::iterator& i){
21	<	i++;
22	<	return i != cutoffAtomList.end()? *i : NULL;
23	<	}
24	<
25	<	double getMass(){
26	<	vector<Atom*>::iterator i;
27	<	Atom* atom;
28	<	double mass;
29	<
30	<	if (!haveTotalMass) {
45	>	#define PRIMITIVES_CUTOFFGROUP_HPP
46
47	<	totalMass = 0;
48	<
34	<	for(atom = beginAtom(i); atom != NULL; atom = nextAtom(i)){
35	<	mass = atom->getMass();
36	<	totalMass += mass;
37	<	}
47	>	#include "primitives/Atom.hpp"
48	>	#include "math/Vector3.hpp"
49
50	<	haveTotalMass = true;
50	>	namespace OpenMD {
51	>	class CutoffGroup {
52	>	public:
53	>
54	>	CutoffGroup() :  snapshotMan_(NULL) {
55	>
56	>	storage_ = &Snapshot::cgData;
57	>	haveTotalMass = false;
58	>	totalMass = 0.0;
59		}
60
61	<	return totalMass;
62	<	}
63	<
64	<	void getCOM(double com[3]){
61	>	/**
62	>	* Sets the Snapshot Manager of this cutoffGroup
63	>	*/
64	>	void setSnapshotManager(SnapshotManager* sman) {
65	>	snapshotMan_ = sman;
66	>	}
67
68	<	vector<Atom*>::iterator i;
69	<	Atom* atom;
70	<	double pos[3];
71	<	double mass;
68	>
69	>	void addAtom(Atom *atom) {
70	>	cutoffAtomList.push_back(atom);
71	>	}
72
73	<	com[0] = 0;
74	<	com[1] = 0;
75	<	com[2] = 0;
76	<	totalMass = getMass();
73	>	Atom *beginAtom(std::vector<Atom *>::iterator & i) {
74	>	i = cutoffAtomList.begin();
75	>	return i != cutoffAtomList.end() ? *i : NULL;
76	>	}
77
78	<	if (cutoffAtomList.size() == 1) {
78	>	Atom *nextAtom(std::vector<Atom *>::iterator & i) {
79	>	i++;
80	>	return i != cutoffAtomList.end() ? *i : NULL;
81	>	}
82	>
83	>	std::vector<Atom*> getAtoms() { return cutoffAtomList; }
84	>	RealType getMass() {
85	>	std::vector<Atom *>::iterator i;
86	>	Atom * atom;
87	>	RealType mass;
88
89	<	beginAtom(i)->getPos(com);
89	>	if (!haveTotalMass) {
90	>	totalMass = 0;
91	>
92	>	for(atom = beginAtom(i); atom != NULL; atom = nextAtom(i)) {
93	>	mass = atom->getMass();
94	>	totalMass += mass;
95	>	}
96	>
97	>	haveTotalMass = true;
98	>	}
99
100	<	} else {
100	>	return totalMass;
101	>	}
102	>
103	>	void updateCOM() {
104	>	std::vector<Atom *>::iterator i;
105	>	Atom * atom;
106	>
107	>	DataStorage&  data = snapshotMan_->getCurrentSnapshot()->*storage_;
108	>
109	>	totalMass = getMass();
110
111	<	for(atom = beginAtom(i); atom != NULL; atom = nextAtom(i)){
112	<	mass = atom->getMass();
113	<	atom->getPos(pos);
114	<	com[0] += pos[0] * mass;
115	<	com[1] += pos[1] * mass;
116	<	com[2] += pos[2] * mass;
111	>	if (cutoffAtomList.size() == 1) {
112	>	data.position[localIndex_] = beginAtom(i)->getPos();
113	>	} else {
114	>	data.position[localIndex_] = V3Zero;
115	>	for(atom = beginAtom(i); atom != NULL; atom = nextAtom(i)) {
116	>	data.position[localIndex_] += atom->getMass() * atom->getPos();
117	>	}
118	>	data.position[localIndex_] /= totalMass;
119		}
70	–
71	–	com[0] /= totalMass;
72	–	com[1] /= totalMass;
73	–	com[2] /= totalMass;
120		}
121	+
122	+
123	+	Vector3d getPos() {
124	+	return ((snapshotMan_->getCurrentSnapshot())->*storage_).position[localIndex_];
125	+	}
126
127	<	}
128	<
129	<	int getNumAtom() {return cutoffAtomList.size();}
127	>	int getNumAtom() {
128	>	return cutoffAtomList.size();
129	>	}
130	>
131	>	int getGlobalIndex() {
132	>	return globalIndex;
133	>	}
134	>
135	>	void setGlobalIndex(int id) {
136	>	this->globalIndex = id;
137	>	}
138
139	<	int getGlobalIndex() {return globalIndex;}
140	<	void setGlobalIndex(int id) {this->globalIndex = id;}
141	<	private:
142	<	vector<Atom*> cutoffAtomList;
143	<	bool haveTotalMass;
144	<	double totalMass;
145	<	int globalIndex;
139	>	/**
140	>	* Returns the local index of this cutoffGroup
141	>	* @return the local index of this cutoffGroup
142	>	*/
143	>	int getLocalIndex() {
144	>	return localIndex_;
145	>	}
146
147	<	};
147	>	/**
148	>	* Sets the local index of this cutoffGroup
149	>	* @param index new index to be set
150	>	*/
151	>	void setLocalIndex(int index) {
152	>	localIndex_ = index;
153	>	}
154	>
155	>	private:
156	>
157	>	std::vector<Atom *>cutoffAtomList;
158	>	bool haveTotalMass;
159	>	RealType totalMass;
160	>	int globalIndex;
161
162	<	#endif
162	>	int localIndex_;
163	>	DataStoragePointer storage_;
164	>	SnapshotManager* snapshotMan_;
165	>
166	>	};
167	>	} //end namespace OpenMD
168	>	#endif //PRIMITIVES_CUTOFFGROUP_HPP

Comparing:
trunk/src/primitives/CutoffGroup.hpp (property svn:keywords), Revision 2 by gezelter, Fri Sep 24 04:16:43 2004 UTC vs.
branches/development/src/primitives/CutoffGroup.hpp (property svn:keywords), Revision 1665 by gezelter, Tue Nov 22 20:38:56 2011 UTC

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