Navigation

Main Page
Download
Support
Installation
Tutorial
Examples
Reference Manual
   Version 1.0.6dev
      Class Index
      File List
   Version 1.0.6
   Version 1.0.5new_solver
   Version 1.0.5dev
   Version 1.0.5b
   Version 1.0.4dev
   Version 1.0.4
Publications


Hosted by Get Ion Beam Simulator at SourceForge.net. Fast, secure and Free Open Source software downloads
mat3d.hpp
Go to the documentation of this file.
1 
5 /* Copyright (c) 2010-2012 Taneli Kalvas. All rights reserved.
6  *
7  * You can redistribute this software and/or modify it under the terms
8  * of the GNU General Public License as published by the Free Software
9  * Foundation; either version 2 of the License, or (at your option)
10  * any later version.
11  *
12  * This library is distributed in the hope that it will be useful, but
13  * WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this library (file "COPYING" included in the package);
19  * if not, write to the Free Software Foundation, Inc., 51 Franklin
20  * Street, Fifth Floor, Boston, MA 02110-1301 USA
21  *
22  * If you have questions about your rights to use or distribute this
23  * software, please contact Berkeley Lab's Technology Transfer
24  * Department at TTD@lbl.gov. Other questions, comments and bug
25  * reports should be sent directly to the author via email at
26  * taneli.kalvas@jyu.fi.
27  *
28  * NOTICE. This software was developed under partial funding from the
29  * U.S. Department of Energy. As such, the U.S. Government has been
30  * granted for itself and others acting on its behalf a paid-up,
31  * nonexclusive, irrevocable, worldwide license in the Software to
32  * reproduce, prepare derivative works, and perform publicly and
33  * display publicly. Beginning five (5) years after the date
34  * permission to assert copyright is obtained from the U.S. Department
35  * of Energy, and subject to any subsequent five (5) year renewals,
36  * the U.S. Government is granted for itself and others acting on its
37  * behalf a paid-up, nonexclusive, irrevocable, worldwide license in
38  * the Software to reproduce, prepare derivative works, distribute
39  * copies to the public, perform publicly and display publicly, and to
40  * permit others to do so.
41  */
42 
43 #ifndef MAT3D_HPP
44 #define MAT3D_HPP 1
45 
46 
47 #include "vec3d.hpp"
48 
49 
58 class Mat3D {
59 
60  double a[9];
61 
62 public:
63 
66  Mat3D();
67 
70  Mat3D( double a11, double a12, double a13,
71  double a21, double a22, double a23,
72  double a31, double a32, double a33 );
73 
76  ~Mat3D() {}
77 
78 
85  double &operator()( int i ) {
86  return( a[i] );
87  }
88 
95  const double &operator()( int i ) const {
96  return( a[i] );
97  }
98 
105  double &operator()( int i, int j ) {
106  return( a[3*i+j] );
107  }
108 
115  const double &operator()( int i, int j ) const {
116  return( a[3*i+j] );
117  }
118 
121  double determinant( void ) const;
122 
129  Mat3D inverse( void ) const;
130 
135  Mat3D inverse( double det ) const;
136 
139  Vec3D operator*( const Vec3D &x ) const;
140 
143  friend std::ostream &operator<<( std::ostream &os, const Mat3D &m );
144 };
145 
146 
147 #endif
148 
Three-by-three matrix.
Definition: mat3d.hpp:58
const double & operator()(int i, int j) const
Indexing for matrix.
Definition: mat3d.hpp:115
double & operator()(int i)
Indexing for matrix.
Definition: mat3d.hpp:85
double determinant(void) const
Return determinant of matrix.
Definition: mat3d.cpp:74
~Mat3D()
Destructor.
Definition: mat3d.hpp:76
Mat3D()
Constructor for zero matrix.
Definition: mat3d.cpp:49
Mat3D inverse(void) const
Return inverse matrix.
Definition: mat3d.cpp:83
double & operator()(int i, int j)
Indexing for matrix.
Definition: mat3d.hpp:105
Vec3D operator*(const Vec3D &x) const
Matrix-vector multiplication.
Definition: mat3d.cpp:119
const double & operator()(int i) const
Indexing for constant matrix.
Definition: mat3d.hpp:95
friend std::ostream & operator<<(std::ostream &os, const Mat3D &m)
Outputting to stream.
Definition: mat3d.cpp:128
Three dimensional vector.
Definition: vec3d.hpp:58
Three dimensional vectors.


Reference manual for Ion Beam Simulator 1.0.6dev
Generated by Doxygen 1.9.1 on Thu Sep 11 2025 09:37:24.