1 | #ifndef VECTOR_HPP_
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2 | #define VECTOR_HPP_
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3 |
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4 | using namespace std;
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5 |
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6 | /*********************************************** includes ***********************************/
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7 |
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8 | // include config.h
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9 | #ifdef HAVE_CONFIG_H
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10 | #include <config.h>
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11 | #endif
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12 |
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13 | #include <iostream>
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14 | #include <gsl/gsl_vector.h>
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15 | #include <gsl/gsl_multimin.h>
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16 |
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17 | #include "defs.hpp"
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18 |
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19 | /********************************************** declarations *******************************/
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20 |
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21 | /** Single vector.
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22 | * basically, just a x[3] but with helpful functions
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23 | */
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24 | class Vector {
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25 | public:
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26 | double x[NDIM];
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27 |
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28 | Vector();
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29 | Vector(const Vector * const a);
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30 | Vector(const Vector &a);
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31 | Vector(const double x1, const double x2, const double x3);
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32 | ~Vector();
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33 |
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34 | double Distance(const Vector * const y) const;
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35 | double DistanceSquared(const Vector * const y) const;
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36 | double DistanceToPlane(const Vector * const PlaneNormal, const Vector * const PlaneOffset) const;
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37 | double PeriodicDistance(const Vector * const y, const double * const cell_size) const;
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38 | double PeriodicDistanceSquared(const Vector * const y, const double * const cell_size) const;
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39 | double ScalarProduct(const Vector * const y) const;
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40 | double Norm() const;
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41 | double NormSquared() const;
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42 | double Angle(const Vector * const y) const;
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43 | bool IsZero() const;
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44 | bool IsOne() const;
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45 | bool IsNormalTo(const Vector * const normal) const;
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46 | bool IsEqualTo(const Vector * const a) const;
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47 |
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48 | void AddVector(const Vector * const y);
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49 | void SubtractVector(const Vector * const y);
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50 | void CopyVector(const Vector * const y);
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51 | void CopyVector(const Vector &y);
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52 | void RotateVector(const Vector * const y, const double alpha);
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53 | void VectorProduct(const Vector * const y);
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54 | void ProjectOntoPlane(const Vector * const y);
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55 | void ProjectIt(const Vector * const y);
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56 | Vector Projection(const Vector * const y) const;
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57 | void Zero();
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58 | void One(const double one);
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59 | void Init(const double x1, const double x2, const double x3);
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60 | void Normalize();
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61 | void Translate(const Vector * const x);
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62 | void Mirror(const Vector * const x);
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63 | void Scale(const double ** const factor);
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64 | void Scale(const double * const factor);
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65 | void Scale(const double factor);
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66 | void MatrixMultiplication(const double * const M);
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67 | void InverseMatrixMultiplication(const double * const M);
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68 | void KeepPeriodic(const double * const matrix);
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69 | void LinearCombinationOfVectors(const Vector * const x1, const Vector * const x2, const Vector * const x3, const double * const factors);
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70 | double CutsPlaneAt(const Vector * const A, const Vector * const B, const Vector * const C) const;
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71 | Vector GetDistanceVectorToPlane(const Vector * const PlaneNormal, const Vector * const PlaneOffset) const;
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72 | bool GetIntersectionWithPlane(const Vector * const PlaneNormal, const Vector * const PlaneOffset, const Vector * const Origin, const Vector * const LineVector);
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73 | bool GetIntersectionOfTwoLinesOnPlane(const Vector * const Line1a, const Vector * const Line1b, const Vector * const Line2a, const Vector * const Line2b, const Vector *Normal = NULL);
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74 | bool GetOneNormalVector(const Vector * const x1);
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75 | bool MakeNormalVector(const Vector * const y1);
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76 | bool MakeNormalVector(const Vector * const y1, const Vector * const y2);
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77 | bool MakeNormalVector(const Vector * const x1, const Vector * const x2, const Vector * const x3);
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78 | bool SolveSystem(Vector * x1, Vector * x2, Vector * y, const double alpha, const double beta, const double c);
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79 | bool LSQdistance(const Vector ** vectors, int dim);
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80 | void AskPosition(const double * const cell_size, const bool check);
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81 | void Output() const;
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82 | bool IsInParallelepiped(const Vector &offset, const double * const parallelepiped) const;
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83 | void WrapPeriodically(const double * const M, const double * const Minv);
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84 |
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85 | };
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86 |
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87 | ostream & operator << (ostream& ost, const Vector &m);
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88 | bool operator==(const Vector& a, const Vector& b);
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89 | const Vector& operator+=(Vector& a, const Vector& b);
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90 | const Vector& operator-=(Vector& a, const Vector& b);
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91 | const Vector& operator*=(Vector& a, const double m);
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92 | Vector const operator*(const Vector& a, const double m);
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93 | Vector const operator*(const double m, const Vector& a);
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94 | Vector const operator+(const Vector& a, const Vector& b);
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95 | Vector const operator-(const Vector& a, const Vector& b);
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96 |
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97 |
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98 | #endif /*VECTOR_HPP_*/
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