suanPan
PS.h
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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
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9 * This program is distributed in the hope that it will be useful,
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11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
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15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 ******************************************************************************/
29#ifndef PS_H
30#define PS_H
31
33
34class PS final : public MaterialElement2D {
35 struct IntegrationPoint final {
36 vec coor;
37 double weight;
38 unique_ptr<Material> m_material;
39 mat poly_strain;
40 IntegrationPoint(vec&&, double, unique_ptr<Material>&&);
41 };
42
43 static constexpr unsigned m_node = 4, m_dof = 2, m_size = m_dof * m_node;
44
45 const double thickness;
46
47 vector<IntegrationPoint> int_pt;
48
49 static mat form_transformation(const mat&);
50
51public:
52 PS(
53 unsigned, // unique tag
54 uvec&&, // node tags
55 unsigned, // material tag
56 double = 1. // thickness
57 );
58
59 int initialize(const shared_ptr<DomainBase>&) override;
60
61 int update_status() override;
62
63 int commit_status() override;
64 int clear_status() override;
65 int reset_status() override;
66
67 [[nodiscard]] mat compute_shape_function(const mat&, unsigned) const override;
68
69 vector<vec> record(OutputType) override;
70
71 void print() override;
72
73#ifdef SUANPAN_VTK
74 void Setup() override;
75 void GetData(vtkSmartPointer<vtkDoubleArray>&, OutputType) override;
76 void SetDeformation(vtkSmartPointer<vtkPoints>&, double) override;
77#endif
78};
79
80#endif
81
OutputType
Definition: OutputType.h:23
Definition: MaterialElement.h:64
The PS class defines a Pian–Sumihara membrane element.
Definition: PS.h:34
int commit_status() override
Definition: PS.cpp:139
int clear_status() override
Definition: PS.cpp:145
void print() override
Definition: PS.cpp:165
int reset_status() override
Definition: PS.cpp:151
int update_status() override
Definition: PS.cpp:125
PS(unsigned, uvec &&, unsigned, double=1.)
Definition: PS.cpp:48
vector< vec > record(OutputType) override
Definition: PS.cpp:159
int initialize(const shared_ptr< DomainBase > &) override
Definition: PS.cpp:52
mat compute_shape_function(const mat &, unsigned) const override
Definition: PS.cpp:157