LagrangeTriangleMapping.h

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#ifndef CHITECH_LAGRANGETRIANGLEMAPPING_H
#define CHITECH_LAGRANGETRIANGLEMAPPING_H
 
#include "math/SpatialDiscretization/CellMappings/LagrangeBaseMapping.h"
 
namespace chi_math::cell_mapping
{
 
/**Lagrange element mapping for a triangle.
* \ingroup doc_CellMappings*/
class LagrangeTriangleMapping : public LagrangeBaseMapping
{
public:
  LagrangeTriangleMapping(const chi_mesh::MeshContinuum& grid,
                          const chi_mesh::Cell& cell,
                          const Quadrature& volume_quadrature,
                          const Quadrature& surface_quadrature);
 
protected:
  double RefShape(uint32_t i, const Vec3& qpoint) const override;
  Vec3 RefGradShape(uint32_t i, const Vec3& qpoint) const override;
 
  MatDbl RefJacobian(const Vec3& qpoint) const override;
 
  std::pair<double, Vec3>
  RefFaceJacobianDeterminantAndNormal(size_t face_index,
                                      const Vec3& qpoint_face) const override;
 
  Vec3 FaceToElementQPointConversion(size_t face_index,
                                     const Vec3& qpoint_face) const override;
};
 
} // namespace chi_math::cell_mapping
 
#endif // CHITECH_LAGRANGETRIANGLEMAPPING_H