euclidean_geometry_tools.h

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#ifndef EUCLIDEAN_GEOMETRY_TOOLS
#define EUCLIDEAN_GEOMETRY_TOOLS
 
void scale_points( unsigned int direction,
                   double scaling_factor,
                   unsigned int n_points,
                   double *points );
void scale_points( double const *scaling_factors, unsigned int n_points, double *points );
void translate_points( unsigned int direction,
                       double distance,
                       unsigned int n_points,
                       double *points );
void translate_points( double const *translation_vector, unsigned int n_points, double *points );
void rotate_points( unsigned int rotation_axis,
                    double rotation_angle,
                    unsigned int n_points,
                    double *points );
 
void compute_cross_product( double const *u, double const *v, double *w );
double compute_scalar_product( double const *u, double const *const v );
void make_vector_from_two_points( double const *start_point,
                                  double const *end_point,
                                  double *vector );
double compute_vector_norm( double const *vector );
void normalize_vector( double *vector );
void orthogonalize_vector_against_direction( double const *direction, double *vector );
void project_vector_onto_direction( double const *direction, double *vector );
double compute_distance_between_two_points( double const *start_point, double const *end_point );
 
#endif // EUCLIDEAN_GEOMETRY_TOOLS