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33 results

ResumeUtils.hpp

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  • Mesh.hpp 2.11 KiB
    #ifndef MESH_HPP
    #define MESH_HPP
    
    #include <Kokkos_Core.hpp>
    #include <TinyVector.hpp>
    
    template <typename ConnectivityType>
    class Mesh
    {
    public:
      typedef ConnectivityType Connectivity;
      static constexpr size_t dimension = ConnectivityType::dimension;
      typedef TinyVector<dimension> Rd;
    
    private:
      const Connectivity& m_connectivity;
      Kokkos::View<Rd*> m_xr;
    
    public:
    
      const Connectivity& connectivity() const
      {
        return m_connectivity;
      }
    
      const size_t& numberOfNodes() const
      {
        return m_connectivity.numberOfNodes();
      }
    
      const size_t& numberOfFaces() const
      {
        return m_connectivity.numberOfFaces();
      }
    
      const size_t& numberOfCells() const
      {
        return m_connectivity.numberOfCells();
      }
    
      Kokkos::View<Rd*> xr()
      {
        return m_xr;
      }
    
      const Kokkos::View<const Rd*> xr() const
      {
        return m_xr;
      }
    
      // pas constant
    
      // Mesh(const Connectivity& connectivity)
      //: m_connectivity(connectivity),
      // m_xr("xr", connectivity.numberOfNodes())
      //{
      // const double delta_x = 1./connectivity.numberOfCells();
      // Kokkos::parallel_for(connectivity.numberOfNodes(), KOKKOS_LAMBDA(const int& r){
      //	m_xr[r][0] = r*delta_x;
      // });
      //}
    
      // pas non constant
    
      //Mesh(const Connectivity& connectivity)
      //  : m_connectivity(connectivity),
      //   m_xr("xr", connectivity.numberOfNodes())
      //{
      // const double delta_x = 1./connectivity.numberOfCells();
      // Kokkos::parallel_for(connectivity.numberOfNodes(), KOKKOS_LAMBDA(const int& r){
      //	if (r%2 == 0) {
      //	  m_xr[r][0] = r*delta_x;
      //	}
      //	else {
      //	  m_xr[r][0] = (r*2+1)*0.5*delta_x;
      //	}
      //  });
      //}
    
      // pas non constant avec fonction x^2
    
      Mesh(const Connectivity& connectivity)
        : m_connectivity(connectivity),
          m_xr("xr", connectivity.numberOfNodes())
      {
        const double delta_x = 1./connectivity.numberOfCells();
        Kokkos::parallel_for(connectivity.numberOfNodes(), KOKKOS_LAMBDA(const int& r){
      	m_xr[r][0] = r*delta_x;
          });
        Kokkos::parallel_for(connectivity.numberOfNodes(), KOKKOS_LAMBDA(const int& r){
        	m_xr[r][0] = m_xr[r][0]*m_xr[r][0];
        });
      }
    
      ~Mesh()
      {
        ;
      }
    };
    
    #endif // MESH_HPP