source: src/vector.hpp@ 362b0e

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Last change on this file since 362b0e was e9b8bb, checked in by Frederik Heber <heber@…>, 17 years ago

Rename of class vector to Vector to avoid conflict with vector from STL.
  • Property mode set to 100644
File size: 2.0 KB
Line 
1#ifndef VECTOR_HPP_
2#define VECTOR_HPP_
3
4class Vector;
5
6/** Single vector.
7 * basically, just a x[3] but with helpful functions
8 */
9class Vector {
10 public:
11 double x[NDIM];
12
13 Vector();
14 Vector(double x1, double x2, double x3);
15 ~Vector();
16
17 double Distance(const Vector *y) const;
18 double PeriodicDistance(const Vector *y, const double *cell_size) const;
19 double ScalarProduct(const Vector *y) const;
20 double Projection(const Vector *y) const;
21 double Norm() const ;
22 double Angle(Vector *y) const;
23
24 void AddVector(const Vector *y);
25 void SubtractVector(const Vector *y);
26 void CopyVector(const Vector *y);
27 void RotateVector(const Vector *y, const double alpha);
28 void ProjectOntoPlane(const Vector *y);
29 void Zero();
30 void One(double one);
31 void Init(double x1, double x2, double x3);
32 void Normalize();
33 void Translate(const Vector *x);
34 void Mirror(const Vector *x);
35 void Scale(double **factor);
36 void Scale(double *factor);
37 void Scale(double factor);
38 void MatrixMultiplication(double *M);
39 void InverseMatrixMultiplication(double *M);
40 void KeepPeriodic(ofstream *out, double *matrix);
41 void LinearCombinationOfVectors(const Vector *x1, const Vector *x2, const Vector *x3, double *factors);
42
43 double CutsPlaneAt(Vector *A, Vector *B, Vector *C);
44 bool GetOneNormalVector(const Vector *x1);
45 bool MakeNormalVector(const Vector *y1);
46 bool MakeNormalVector(const Vector *y1, const Vector *y2);
47 bool MakeNormalVector(const Vector *x1, const Vector *x2, const Vector *x3);
48 bool SolveSystem(Vector *x1, Vector *x2, Vector *y, double alpha, double beta, double c);
49 bool LSQdistance(Vector **vectors, int dim);
50
51 void AskPosition(double *cell_size, bool check);
52 bool Output(ofstream *out) const;
53};
54
55ofstream& operator<<(ofstream& ost, Vector& m);
56Vector& operator+=(Vector& a, const Vector& b);
57Vector& operator*=(Vector& a, const double m);
58Vector& operator*(const Vector& a, const double m);
59Vector& operator+(const Vector& a, const Vector& b);
60
61#endif /*VECTOR_HPP_*/
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