Revision 970b67146df8718bad9fcafe79cab85fa43fa4d4 authored by Lars Bilke on 18 May 2021, 09:30:17 UTC, committed by Lars Bilke on 18 May 2021, 10:46:51 UTC
1 parent 5de1fc3
PyramidRule5.h
/**
* \file
* \copyright
* Copyright (c) 2012-2021, OpenGeoSys Community (http://www.opengeosys.org)
* Distributed under a Modified BSD License.
* See accompanying file LICENSE.txt or
* http://www.opengeosys.org/project/license
*
*/
#pragma once
#include "MeshLib/MeshEnums.h"
#include "Element.h"
#include "EdgeReturn.h"
#include "CellRule.h"
namespace MeshLib
{
/**
* This class represents a 3d pyramid element. The following sketch shows the node and edge numbering.
* @anchor Pyramid5NodeAndEdgeNumbering
* @code
*
* 4
* //|\
* // | \
* 7// | \6
* // |5 \
* // | \
* 3/.... |.....2
* ./ | 2 /
* ./4 | /
* 3./ | /1
* ./ | /
* ./ |/
* 0------------1
* 0
* @endcode
*/
class PyramidRule5 : public CellRule
{
public:
/// Constant: The number of base nodes for this element
static const unsigned n_base_nodes = 5u;
/// Constant: The number of all nodes for this element
static const unsigned n_all_nodes = 5u;
/// Constant: The geometric type of the element
static const MeshElemType mesh_elem_type = MeshElemType::PYRAMID;
/// Constant: The FEM type of the element
static const CellType cell_type = CellType::PYRAMID5;
/// Constant: The number of faces
static const unsigned n_faces = 5;
/// Constant: The number of edges
static const unsigned n_edges = 8;
/// Constant: The number of neighbors
static const unsigned n_neighbors = 5;
/// Constant: Local node index table for faces
static const unsigned face_nodes[5][4];
/// Constant: Local node index table for edge
static const unsigned edge_nodes[8][2];
/// Constant: Table for the number of nodes for each face
static const unsigned n_face_nodes[5];
/// Returns the i-th edge of the element.
using EdgeReturn = MeshLib::LinearEdgeReturn;
/// Returns the i-th face of the element.
static const Element* getFace(const Element* e, unsigned i);
/**
* \copydoc MeshLib::Element::isPntInElement()
* @param nodes the nodes of the element.
*/
static bool isPntInElement(Node const* const* nodes,
MathLib::Point3d const& pnt, double eps);
/**
* Tests if the element is geometrically valid.
*/
static ElementErrorCode validate(const Element* e);
/// Returns the ID of a face given an array of nodes.
static unsigned identifyFace(Node const* const* /*_nodes*/, Node* nodes[3]);
/// Calculates the volume of a convex hexahedron by partitioning it into six tetrahedra.
static double computeVolume(Node const* const* _nodes);
}; /* class */
} // namespace MeshLib
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