DelaunayTessellation.h

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#ifndef included_AMP_DelaunayTessellation
#define included_AMP_DelaunayTessellation
 
#include <array>
#include <stdint.h>
#include <stdlib.h>
#include <tuple>
#include <vector>
 
#include "AMP/utils/Array.h"
 
 
namespace AMP::DelaunayTessellation {
 
 
 
template<class TYPE>
bool collinear( const Array<TYPE> &x );
 
 
 
template<class TYPE>
std::tuple<AMP::Array<int>, AMP::Array<int>> create_tessellation( const Array<TYPE> &x );
 
 
 
double calc_volume( int ndim, const double x[] );
 
 
 
template<int NDIM, class TYPE>
int test_in_circumsphere( const std::array<TYPE, NDIM> x[],
                          const std::array<TYPE, NDIM> &xi,
                          double TOL_VOL );
 
 
 
template<int NDIM, class TYPE>
void get_circumsphere( const std::array<TYPE, NDIM> x0[], double &R, double *center );
 
 
 
void compute_Barycentric( const int ndim, const double *x, const double *xi, double *L );
 
 
} // namespace AMP::DelaunayTessellation
 
#endif