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root/group/trunk/OOPSE-4/src/math/RealSphericalHarmonic.hpp
Revision: 2759
Committed: Wed May 17 21:51:42 2006 UTC (18 years, 1 month ago) by tim
File size: 3357 byte(s)
Log Message:
Adding single precision capabilities to c++ side

File Contents

# 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. Acknowledgement of the program authors must be made in any
10 * publication of scientific results based in part on use of the
11 * program. An acceptable form of acknowledgement is citation of
12 * the article in which the program was described (Matthew
13 * A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher
14 * J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented
15 * Parallel Simulation Engine for Molecular Dynamics,"
16 * J. Comput. Chem. 26, pp. 252-271 (2005))
17 *
18 * 2. Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 *
21 * 3. Redistributions in binary form must reproduce the above copyright
22 * notice, this list of conditions and the following disclaimer in the
23 * documentation and/or other materials provided with the
24 * distribution.
25 *
26 * This software is provided "AS IS," without a warranty of any
27 * kind. All express or implied conditions, representations and
28 * warranties, including any implied warranty of merchantability,
29 * fitness for a particular purpose or non-infringement, are hereby
30 * excluded. The University of Notre Dame and its licensors shall not
31 * be liable for any damages suffered by licensee as a result of
32 * using, modifying or distributing the software or its
33 * derivatives. In no event will the University of Notre Dame or its
34 * licensors be liable for any lost revenue, profit or data, or for
35 * direct, indirect, special, consequential, incidental or punitive
36 * damages, however caused and regardless of the theory of liability,
37 * arising out of the use of or inability to use software, even if the
38 * University of Notre Dame has been advised of the possibility of
39 * such damages.
40 */
41
42 /**
43 * @file RealSphericalHarmonic.hpp
44 * @author Dan Gezelter
45 * @date 10/18/2004
46 * @version 1.0
47 */
48
49 #ifndef MATH_REALSPHERICALHARMONIC_HPP
50 #define MATH_REALSPHERICALHARMONIC_HPP
51
52 #include <string.h>
53 #include "config.h"
54 #define RSH_SIN 0
55 #define RSH_COS 1
56
57 namespace oopse {
58 class RealSphericalHarmonic {
59 public:
60
61 RealSphericalHarmonic();
62 virtual ~RealSphericalHarmonic() {}
63
64 void setL(int theL) { L = theL; };
65 int getL() { return L; }
66
67 void setM(int theM) { M = theM; };
68 int getM() { return M; }
69
70 void setCoefficient(RealType co) {coefficient = co;}
71 RealType getCoefficient() {return coefficient;}
72
73 void setFunctionType(short int theType) {functionType = theType;}
74 short int getFunctionType() { return functionType; }
75
76 void makeSinFunction() {functionType = RSH_SIN;}
77 void makeCosFunction() {functionType = RSH_COS;}
78
79 bool isSinFunction() { return functionType == RSH_SIN ? true : false;}
80 bool isCosFunction() { return functionType == RSH_COS ? true : false;}
81
82 RealType getValueAt(RealType costheta, RealType phi);
83
84 protected:
85
86 RealType LegendreP (int l, int m, RealType x);
87
88 int L;
89 int M;
90 short int functionType;
91 RealType coefficient;
92
93 };
94 }
95
96 #endif