suanPan
C3D8.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,
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.
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16 ******************************************************************************/
29#ifndef C3D8_H
30#define C3D8_H
31
33
34class C3D8 final : public MaterialElement3D {
35 struct IntegrationPoint final {
36 vec coor;
37 double weight;
38 unique_ptr<Material> c_material;
39 mat pn_pxyz;
40 sp_mat strain_mat;
41 IntegrationPoint(vec&&, double, unique_ptr<Material>&&, mat&&);
42 };
43
44 static constexpr unsigned c_node = 8, c_dof = 3, c_size = c_dof * c_node;
45
46 static const field<vec> h_mode;
47
48 const char int_scheme;
49
50 const bool hourglass_control;
51
52 mat hourglass;
53
54 vector<IntegrationPoint> int_pt;
55
56public:
57 C3D8(
58 unsigned, // tag
59 uvec&&, // node tag
60 unsigned, // material tag
61 char = 'I', // reduced integration
62 bool = false // nonlinear geometry switch
63 );
64
65 int initialize(const shared_ptr<DomainBase>&) override;
66
67 int update_status() override;
68
69 int commit_status() override;
70 int clear_status() override;
71 int reset_status() override;
72
73 [[nodiscard]] mat compute_shape_function(const mat&, unsigned) const override;
74
75 vector<vec> record(OutputType) override;
76
77 void print() override;
78
79#ifdef SUANPAN_VTK
80 void Setup() override;
81 mat GetData(OutputType) override;
82 void GetData(vtkSmartPointer<vtkDoubleArray>&, OutputType) override;
83 void SetDeformation(vtkSmartPointer<vtkPoints>&, double) override;
84#endif
85};
86
87#endif
88
OutputType
Definition: OutputType.h:23
The C3D8 class defines C3D8 C3D8R elements.
Definition: C3D8.h:34
mat compute_shape_function(const mat &, unsigned) const override
Definition: C3D8.cpp:199
int commit_status() override
Definition: C3D8.cpp:181
int reset_status() override
Definition: C3D8.cpp:193
void print() override
Definition: C3D8.cpp:207
int update_status() override
Definition: C3D8.cpp:104
C3D8(unsigned, uvec &&, unsigned, char='I', bool=false)
Definition: C3D8.cpp:41
int initialize(const shared_ptr< DomainBase > &) override
Definition: C3D8.cpp:46
int clear_status() override
Definition: C3D8.cpp:187
vector< vec > record(OutputType) override
Definition: C3D8.cpp:201
Definition: MaterialElement.h:77