suanPan
CustomViscosity.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
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28#ifndef CUSTOMVISCOSITY_H
29#define CUSTOMVISCOSITY_H
30
31#include "NonlinearViscosity.h"
32#include <Toolbox/Expression.h>
34
35class CustomViscosity final : public NonlinearViscosity {
36 [[nodiscard]] double compute_du(double, double) const override;
37 [[nodiscard]] double compute_dv(double, double) const override;
38 [[nodiscard]] double compute_damping_coefficient(double, double) const override;
39
40 const unsigned expression_tag;
41
43
44public:
46 unsigned, // tag
47 unsigned // expression tag
48 );
49
50 int initialize(const shared_ptr<DomainBase>&) override;
51
53};
54
55#endif
56
A 1D Viscosity class.
Definition: CustomViscosity.h:35
CustomViscosity(unsigned, unsigned)
Definition: CustomViscosity.cpp:27
int initialize(const shared_ptr< DomainBase > &) override
Definition: CustomViscosity.cpp:31
unique_ptr< Material > get_copy() override
Definition: CustomViscosity.cpp:47
A 1D Viscosity class.
Definition: NonlinearViscosity.h:40