suanPan
CP8.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
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 ******************************************************************************/
31#ifndef CP8_H
32#define CP8_H
33
35
36class CP8 final : public MaterialElement2D {
37 struct IntegrationPoint final {
38 vec coor;
39 double weight;
40 unique_ptr<Material> m_material;
41 mat pn_pxy;
42 sp_mat strain_mat;
43 IntegrationPoint(vec&&, double, unique_ptr<Material>&&, mat&&);
44 };
45
46 static constexpr unsigned m_node = 8, m_dof = 2, m_size = m_dof * m_node;
47
48 const double thickness;
49
50 const bool reduced_scheme;
51
52 vector<IntegrationPoint> int_pt;
53
54public:
55 CP8(
56 unsigned, // tag
57 uvec&&, // node tag
58 unsigned, // material tag
59 double = 1., // thickness
60 bool = false, // reduced integration
61 bool = false // nonlinear geometry switch
62 );
63
64 int initialize(const shared_ptr<DomainBase>&) override;
65
66 int update_status() override;
67
68 int commit_status() override;
69 int clear_status() override;
70 int reset_status() override;
71
72 [[nodiscard]] mat compute_shape_function(const mat&, unsigned) const override;
73
74 vector<vec> record(OutputType) override;
75
76 void print() override;
77
78#ifdef SUANPAN_VTK
79 void Setup() override;
80 void GetData(vtkSmartPointer<vtkDoubleArray>&, OutputType) override;
81 mat GetData(OutputType) override;
82 void SetDeformation(vtkSmartPointer<vtkPoints>&, double) override;
83#endif
84};
85
86#endif
87
OutputType
Definition: OutputType.h:23
The CP8 class handles CPS8, CPE8, CPS8R and CPE8R elements. It is a four node constant strain membran...
Definition: CP8.h:36
CP8(unsigned, uvec &&, unsigned, double=1., bool=false, bool=false)
Definition: CP8.cpp:39
mat compute_shape_function(const mat &, unsigned) const override
Definition: CP8.cpp:178
int commit_status() override
Definition: CP8.cpp:160
int reset_status() override
Definition: CP8.cpp:172
int clear_status() override
Definition: CP8.cpp:166
vector< vec > record(OutputType) override
Definition: CP8.cpp:180
int update_status() override
Definition: CP8.cpp:95
void print() override
Definition: CP8.cpp:186
int initialize(const shared_ptr< DomainBase > &) override
Definition: CP8.cpp:44
Definition: MaterialElement.h:64