| 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 double x1, const double x2, const double x3);
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| 30 | ~Vector();
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| 31 |
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| 32 | double Distance(const Vector * const y) const;
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| 33 | double DistanceSquared(const Vector * const y) const;
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| 34 | double DistanceToPlane(const Vector * const PlaneNormal, const Vector * const PlaneOffset) const;
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| 35 | double PeriodicDistance(const Vector * const y, const double * const cell_size) const;
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| 36 | double PeriodicDistanceSquared(const Vector * const y, const double * const cell_size) const;
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| 37 | double ScalarProduct(const Vector * const y) const;
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| 38 | double Norm() const;
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| 39 | double NormSquared() const;
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| 40 | double Angle(const Vector * const y) const;
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| 41 | bool IsZero() const;
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| 42 | bool IsOne() const;
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| 43 | bool IsNormalTo(const Vector * const normal) const;
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| 44 |
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| 45 | void AddVector(const Vector * const y);
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| 46 | void SubtractVector(const Vector * const y);
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| 47 | void CopyVector(const Vector * const y);
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| 48 | void CopyVector(const Vector &y);
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| 49 | void RotateVector(const Vector * const y, const double alpha);
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| 50 | void VectorProduct(const Vector * const y);
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| 51 | void ProjectOntoPlane(const Vector * const y);
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| 52 | void ProjectIt(const Vector * const y);
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| 53 | Vector Projection(const Vector * const y) const;
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| 54 | void Zero();
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| 55 | void One(const double one);
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| 56 | void Init(const double x1, const double x2, const double x3);
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| 57 | void Normalize();
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| 58 | void Translate(const Vector * const x);
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| 59 | void Mirror(const Vector * const x);
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| 60 | void Scale(const double ** const factor);
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| 61 | void Scale(const double * const factor);
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| 62 | void Scale(const double factor);
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| 63 | void MatrixMultiplication(const double * const M);
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| 64 | void InverseMatrixMultiplication(const double * const M);
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| 65 | void KeepPeriodic(const double * const matrix);
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| 66 | void LinearCombinationOfVectors(const Vector * const x1, const Vector * const x2, const Vector * const x3, const double * const factors);
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| 67 | double CutsPlaneAt(const Vector * const A, const Vector * const B, const Vector * const C) const;
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| 68 | bool GetIntersectionWithPlane(const Vector * const PlaneNormal, const Vector * const PlaneOffset, const Vector * const Origin, const Vector * const LineVector);
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| 69 | 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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| 70 | bool GetOneNormalVector(const Vector * const x1);
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| 71 | bool MakeNormalVector(const Vector * const y1);
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| 72 | bool MakeNormalVector(const Vector * const y1, const Vector * const y2);
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| 73 | bool MakeNormalVector(const Vector * const x1, const Vector * const x2, const Vector * const x3);
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| 74 | bool SolveSystem(Vector * x1, Vector * x2, Vector * y, const double alpha, const double beta, const double c);
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| 75 | bool LSQdistance(const Vector ** vectors, int dim);
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| 76 | void AskPosition(const double * const cell_size, const bool check);
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| 77 | void Output() const;
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| 78 | bool IsInParallelepiped(const Vector &offset, const double * const parallelepiped) const;
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| 79 | void WrapPeriodically(const double * const M, const double * const Minv);
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| 80 | };
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| 81 |
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| 82 | ostream & operator << (ostream& ost, const Vector &m);
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| 83 | bool operator==(const Vector& a, const Vector& b);
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| 84 | Vector& operator+=(Vector& a, const Vector& b);
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| 85 | Vector& operator-=(Vector& a, const Vector& b);
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| 86 | Vector& operator*=(Vector& a, const double m);
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| 87 | Vector& operator*(const Vector& a, const double m);
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| 88 | Vector& operator*(const double m, const Vector& a);
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| 89 | Vector& operator+(const Vector& a, const Vector& b);
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| 90 | Vector& operator-(const Vector& a, const Vector& b);
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| 91 |
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| 92 |
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| 93 | #endif /*VECTOR_HPP_*/
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