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