/**
* \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 "TriRule3.h"
#include "EdgeReturn.h"
namespace MeshLib
{
/**
* This class represents a 2d triangle element with 6 nodes.
*
* The following sketch shows the node and edge numbering.
* @anchor Tri6NodeAndEdgeNumbering
* @code
*
* 2
* o
* / \
* / \
* 5/ \4
* / \
* / \
* 0-----------1
* 3
*
* @endcode
*/
class TriRule6 : public TriRule3
{
public:
/// Constant: The number of all nodes for this element
static const unsigned n_all_nodes = 6u;
/// Constant: The FEM type of the element
static const CellType cell_type = CellType::TRI6;
/// Constant: Local node index table for edge
static const unsigned edge_nodes[3][3];
/// Returns the i-th edge of the element.
using EdgeReturn = MeshLib::QuadraticEdgeReturn;
}; /* class */
} // namespace MeshLib