source: src/vector.hpp@ 273382

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Last change on this file since 273382 was 273382, checked in by Tillmann Crueger <crueger@…>, 16 years ago

Prepared interface of Vector Class for transition to VectorComposites
  • Property mode set to 100755
File size: 3.8 KB
Line 
1#ifndef VECTOR_HPP_
2#define VECTOR_HPP_
3
4using namespace std;
5
6/*********************************************** includes ***********************************/
7
8// include config.h
9#ifdef HAVE_CONFIG_H
10#include <config.h>
11#endif
12
13#include <iostream>
14#include <gsl/gsl_vector.h>
15#include <gsl/gsl_multimin.h>
16
17#include "defs.hpp"
18
19/********************************************** declarations *******************************/
20
21/** Single vector.
22 * basically, just a x[3] but with helpful functions
23 */
24class Vector {
25protected:
26 // this struct is used to indicate calls to the Baseconstructor from inside vectors.
27 struct Baseconstructor{};
28 public:
29
30 Vector();
31 Vector(const double x1, const double x2, const double x3);
32 Vector(const Vector& src);
33 virtual ~Vector();
34
35 virtual double Distance(const Vector &y) const;
36 virtual double DistanceSquared(const Vector &y) const;
37 virtual double DistanceToPlane(const Vector &PlaneNormal, const Vector &PlaneOffset) const;
38 virtual double PeriodicDistance(const Vector &y, const double * const cell_size) const;
39 virtual double PeriodicDistanceSquared(const Vector &y, const double * const cell_size) const;
40 virtual double ScalarProduct(const Vector &y) const;
41 virtual double Norm() const;
42 virtual double NormSquared() const;
43 virtual double Angle(const Vector &y) const;
44 virtual bool IsZero() const;
45 virtual bool IsOne() const;
46 virtual bool IsNormalTo(const Vector &normal) const;
47 virtual bool IsEqualTo(const Vector &a) const;
48
49 virtual void AddVector(const Vector &y);
50 virtual void SubtractVector(const Vector &y);
51 virtual void CopyVector(const Vector &y);
52 virtual void VectorProduct(const Vector &y);
53 virtual void ProjectOntoPlane(const Vector &y);
54 virtual void ProjectIt(const Vector &y);
55 virtual Vector Projection(const Vector &y) const;
56 virtual void Zero();
57 virtual void One(const double one);
58 virtual void Init(const double x1, const double x2, const double x3);
59 virtual void Normalize();
60 virtual void Translate(const Vector &x);
61 virtual void Mirror(const Vector &x);
62 virtual void Scale(const double ** const factor);
63 virtual void Scale(const double * const factor);
64 virtual void Scale(const double factor);
65 virtual void MatrixMultiplication(const double * const M);
66 virtual bool InverseMatrixMultiplication(const double * const M);
67 virtual void KeepPeriodic(const double * const matrix);
68 virtual void LinearCombinationOfVectors(const Vector &x1, const Vector &x2, const Vector &x3, const double * const factors);
69 virtual bool GetOneNormalVector(const Vector &x1);
70 virtual bool MakeNormalTo(const Vector &y1);
71 //bool SolveSystem(Vector * x1, Vector * x2, Vector * y, const double alpha, const double beta, const double c);
72 virtual bool IsInParallelepiped(const Vector &offset, const double * const parallelepiped) const;
73 virtual void WrapPeriodically(const double * const M, const double * const Minv);
74
75 // Accessors ussually come in pairs... and sometimes even more than that
76 virtual double& operator[](size_t i);
77 virtual const double& operator[](size_t i) const;
78 virtual double& at(size_t i);
79 virtual const double& at(size_t i) const;
80
81 // Assignment operator
82 virtual Vector &operator=(const Vector& src);
83
84 // Access to internal structure
85 virtual double* get();
86
87 // operators for mathematical operations
88 bool operator==(const Vector& b) const;
89 const Vector& operator+=(const Vector& b);
90 const Vector& operator-=(const Vector& b);
91 Vector const operator+(const Vector& b) const;
92 Vector const operator-(const Vector& b) const;
93
94private:
95 double x[NDIM];
96
97};
98
99ostream & operator << (ostream& ost, const Vector &m);
100const Vector& operator*=(Vector& a, const double m);
101Vector const operator*(const Vector& a, const double m);
102Vector const operator*(const double m, const Vector& a);
103
104#endif /*VECTOR_HPP_*/
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