suanPan
ElementTemplate.h
Go to the documentation of this file.
1/*******************************************************************************
2 * Copyright (C) 2017-2024 Theodore Chang
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 ******************************************************************************/
30#ifndef ELEMENTTEMPLATE_H
31#define ELEMENTTEMPLATE_H
32
33#include "MaterialElement.h"
34
35class ElementTemplate final : public MaterialElement2D {
36 // As a universal practice, we define two static constants to
37 // represent the number of nodes and the number of DoFs.
38 // This is not necessary but only for clearness.
39 static constexpr unsigned m_node = 3, m_dof = 2, m_size = m_node * m_dof;
40
41 double thickness = 0.;
42 double area = 0.;
44 mat strain_mat;
45
46 unique_ptr<Material> m_material;
47public:
48 ElementTemplate(unsigned, uvec&&, unsigned, double = 1.);
49
50 int initialize(const shared_ptr<DomainBase>&) override;
51
52 int update_status() override;
53
54 int commit_status() override;
55 int clear_status() override;
56 int reset_status() override;
57};
58
59#endif
60
The ElementTemplate class illustrates the basic formulation a typical Element class used in FEM analy...
Definition: ElementTemplate.h:35
ElementTemplate(unsigned, uvec &&, unsigned, double=1.)
Here we target our ElementTemplate class to fulfill the functionality of a constant stress triangular...
Definition: ElementTemplate.cpp:45
int update_status() override
Now we handle the status update method. We get trial displacement via build-in method and pass trial ...
Definition: ElementTemplate.cpp:143
int commit_status() override
Simply call corresponding methods in material objects. If the element itself has history variables,...
Definition: ElementTemplate.cpp:157
int initialize(const shared_ptr< DomainBase > &) override
As explained before, this method get all necessary information, which includes getting copies of Mate...
Definition: ElementTemplate.cpp:75
int clear_status() override
Definition: ElementTemplate.cpp:159
int reset_status() override
Definition: ElementTemplate.cpp:161
Definition: MaterialElement.h:64
Definition: shape.h:50