dune-pdelab 2.7-git
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scalarscaled.hh
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1// -*- tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
2// vi: set et ts=8 sw=2 sts=2:
3#ifndef DUNE_PDELAB_FUNCTION_SCALARSCALED_HH
4#define DUNE_PDELAB_FUNCTION_SCALARSCALED_HH
5
7
8namespace Dune {
9 namespace PDELab {
10
12
15 template<typename GF>
17 : public GridFunctionBase<typename GF::Traits,
18 ScalarScaledGridFunctionAdapter<GF> >
19 {
20 typedef typename GF::Traits T;
22 Base;
23 typedef typename T::RangeFieldType RF;
24
25 RF factor;
26 GF& gf;
27
28 public:
29 typedef typename Base::Traits Traits;
30
32 : factor(factor_), gf(gf_)
33 { }
34
35 void evaluate(const typename Traits::ElementType &e,
36 const typename Traits::DomainType &x,
37 typename Traits::RangeType &y) const {
38 gf.evaluate(e,x,y);
39 y *= factor;
40 }
41
42 const typename Traits::GridViewType& getGridView() const {
43 return gf.getGridView();
44 }
45
46 template<typename Time>
47 void setTime(Time time) { gf.setTime(time); }
48 };
49
50 } // namspace PDELab
51} // namspace Dune
52
53#endif // DUNE_PDELAB_FUNCTION_SCALARSCALED_HH
For backward compatibility – Do not use this!
Definition: adaptivity.hh:28
T Traits
Export type traits.
Definition: function.hh:193
leaf of a function tree
Definition: function.hh:302
Scale a GridFunction by a constant.
Definition: scalarscaled.hh:19
ScalarScaledGridFunctionAdapter(RF factor_, GF &gf_)
Definition: scalarscaled.hh:31
const Traits::GridViewType & getGridView() const
Definition: scalarscaled.hh:42
Base::Traits Traits
Definition: scalarscaled.hh:29
void evaluate(const typename Traits::ElementType &e, const typename Traits::DomainType &x, typename Traits::RangeType &y) const
Definition: scalarscaled.hh:35
void setTime(Time time)
Definition: scalarscaled.hh:47