NEML2 1.4.0
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GTNYieldFunction.h
1// Copyright 2023, UChicago Argonne, LLC
2// All Rights Reserved
3// Software Name: NEML2 -- the New Engineering material Model Library, version 2
4// By: Argonne National Laboratory
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24
25#pragma once
26
27#include "neml2/models/Model.h"
28
29namespace neml2
30{
31class GTNYieldFunction : public Model
32{
33public:
35
37
38protected:
40 void set_value(bool out, bool dout_din, bool d2out_din2) override;
41
44
47
50
53
56
58 const Scalar & _s0;
59
61 const Scalar & _q1;
62
64 const Scalar & _q2;
65
67 const Scalar & _q3;
68};
69} // namespace neml2
The wrapper (decorator) for cross-referencing unresolved values at parse time.
Definition CrossRef.h:52
Definition GTNYieldFunction.h:32
Variable< Scalar > & _f
Yield function.
Definition GTNYieldFunction.h:43
const Scalar & _q1
GTN q1 parameter.
Definition GTNYieldFunction.h:61
const Variable< Scalar > * _h
Isotropic hardening.
Definition GTNYieldFunction.h:55
const Variable< Scalar > & _se
Flow invariant.
Definition GTNYieldFunction.h:46
const Scalar & _s0
Yield stress.
Definition GTNYieldFunction.h:58
const Scalar & _q2
GTN q2 parameter.
Definition GTNYieldFunction.h:64
const Scalar & _q3
GTN q3 parameter.
Definition GTNYieldFunction.h:67
static OptionSet expected_options()
Definition GTNYieldFunction.cxx:32
const Variable< Scalar > & _phi
Void fraction.
Definition GTNYieldFunction.h:52
const Variable< Scalar > & _sp
Poro invariant.
Definition GTNYieldFunction.h:49
void set_value(bool out, bool dout_din, bool d2out_din2) override
The value of the yield function.
Definition GTNYieldFunction.cxx:93
GTNYieldFunction(const OptionSet &options)
Definition GTNYieldFunction.cxx:76
The base class for all constitutive models.
Definition Model.h:53
const torch::TensorOptions & options() const
This model's tensor options.
Definition Model.h:116
A custom map-like data structure. The keys are strings, and the values can be nonhomogeneously typed.
Definition OptionSet.h:59
The (logical) scalar.
Definition Scalar.h:38
Definition CrossRef.cxx:32