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SimpleHysteresis.h
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2 * Copyright (C) 2017-2024 Theodore Chang
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31#ifndef SIMPLEHYSTERESIS_H
32#define SIMPLEHYSTERESIS_H
33
35
37 const double middle_point;
38};
39
41 enum class Status {
42 NONE,
43 CBACKBONE,
44 TBACKBONE,
45 CINNER,
46 TINNER
47 };
48
49 Status trial_flag = Status::NONE, current_flag = Status::NONE;
50
55 [[nodiscard]] virtual podarray<double> compute_compression_initial_reverse() const = 0;
60 [[nodiscard]] virtual podarray<double> compute_tension_initial_reverse() const = 0;
61
62 [[nodiscard]] virtual podarray<double> compute_compression_backbone(double) const = 0;
63 [[nodiscard]] virtual podarray<double> compute_tension_backbone(double) const = 0;
64 [[nodiscard]] virtual double compute_compression_residual(double, double) const = 0;
65 [[nodiscard]] virtual double compute_tension_residual(double, double) const = 0;
66 [[nodiscard]] podarray<double> compute_compression_inner(double) const;
67 [[nodiscard]] podarray<double> compute_tension_inner(double) const;
68
69public:
71 unsigned, // tag
72 double, // middle point
73 double = 0. // density
74 );
75
76 int update_trial_status(const vec&) override;
77
78 int clear_status() override;
79 int commit_status() override;
80 int reset_status() override;
81};
82
83#endif
84
A Material1D class.
Definition: Material1D.h:36
A SimpleHysteresis material class.
Definition: SimpleHysteresis.h:40
SimpleHysteresis(unsigned, double, double=0.)
Definition: SimpleHysteresis.cpp:72
int update_trial_status(const vec &) override
Definition: SimpleHysteresis.cpp:76
int reset_status() override
Definition: SimpleHysteresis.cpp:207
int commit_status() override
Definition: SimpleHysteresis.cpp:198
int clear_status() override
Definition: SimpleHysteresis.cpp:189
@ NONE
Definition: SimpleHysteresis.h:36
const double middle_point
Definition: SimpleHysteresis.h:37