Reference documentation for deal.II version 9.2.0
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#include <deal.II/base/flow_function.h>
Public Member Functions | |
StokesCosine (const double viscosity=1., const double reaction=0.) | |
void | set_parameters (const double viscosity, const double reaction) |
virtual | ~StokesCosine () override=default |
virtual void | vector_values (const std::vector< Point< dim >> &points, std::vector< std::vector< double >> &values) const override |
virtual void | vector_gradients (const std::vector< Point< dim >> &points, std::vector< std::vector< Tensor< 1, dim >>> &gradients) const override |
virtual void | vector_laplacians (const std::vector< Point< dim >> &points, std::vector< std::vector< double >> &values) const override |
Public Member Functions inherited from Functions::FlowFunction< dim > | |
FlowFunction () | |
virtual | ~FlowFunction () override=default |
void | pressure_adjustment (double p) |
virtual void | vector_value (const Point< dim > &points, Vector< double > &value) const override |
virtual double | value (const Point< dim > &points, const unsigned int component) const override |
virtual void | vector_value_list (const std::vector< Point< dim >> &points, std::vector< Vector< double >> &values) const override |
virtual void | vector_gradient_list (const std::vector< Point< dim >> &points, std::vector< std::vector< Tensor< 1, dim >>> &gradients) const override |
virtual void | vector_laplacian_list (const std::vector< Point< dim >> &points, std::vector< Vector< double >> &values) const override |
std::size_t | memory_consumption () const |
Public Member Functions inherited from Function< dim > | |
Function (const unsigned int n_components=1, const time_type initial_time=0.0) | |
Function (const Function &f)=default | |
virtual | ~Function () override=0 |
Function & | operator= (const Function &f) |
virtual void | value_list (const std::vector< Point< dim >> &points, std::vector< double > &values, const unsigned int component=0) const |
virtual Tensor< 1, dim, double > | gradient (const Point< dim > &p, const unsigned int component=0) const |
virtual void | vector_gradient (const Point< dim > &p, std::vector< Tensor< 1, dim, double >> &gradients) const |
virtual void | gradient_list (const std::vector< Point< dim >> &points, std::vector< Tensor< 1, dim, double >> &gradients, const unsigned int component=0) const |
virtual void | vector_gradients (const std::vector< Point< dim >> &points, std::vector< std::vector< Tensor< 1, dim, double >>> &gradients) const |
virtual void | vector_gradient_list (const std::vector< Point< dim >> &points, std::vector< std::vector< Tensor< 1, dim, double >>> &gradients) const |
virtual double | laplacian (const Point< dim > &p, const unsigned int component=0) const |
virtual void | vector_laplacian (const Point< dim > &p, Vector< double > &values) const |
virtual void | laplacian_list (const std::vector< Point< dim >> &points, std::vector< double > &values, const unsigned int component=0) const |
virtual SymmetricTensor< 2, dim, double > | hessian (const Point< dim > &p, const unsigned int component=0) const |
virtual void | vector_hessian (const Point< dim > &p, std::vector< SymmetricTensor< 2, dim, double >> &values) const |
virtual void | hessian_list (const std::vector< Point< dim >> &points, std::vector< SymmetricTensor< 2, dim, double >> &values, const unsigned int component=0) const |
virtual void | vector_hessian_list (const std::vector< Point< dim >> &points, std::vector< std::vector< SymmetricTensor< 2, dim, double >>> &values) const |
std::size_t | memory_consumption () const |
Public Member Functions inherited from FunctionTime< numbers::NumberTraits< double >::real_type > | |
FunctionTime (const numbers::NumberTraits< double >::real_type initial_time=numbers::NumberTraits< double >::real_type(0.0)) | |
virtual | ~FunctionTime ()=default |
numbers::NumberTraits< double >::real_type | get_time () const |
virtual void | set_time (const numbers::NumberTraits< double >::real_type new_time) |
virtual void | advance_time (const numbers::NumberTraits< double >::real_type delta_t) |
Public Member Functions inherited from Subscriptor | |
Subscriptor () | |
Subscriptor (const Subscriptor &) | |
Subscriptor (Subscriptor &&) noexcept | |
virtual | ~Subscriptor () |
Subscriptor & | operator= (const Subscriptor &) |
Subscriptor & | operator= (Subscriptor &&) noexcept |
void | subscribe (std::atomic< bool > *const validity, const std::string &identifier="") const |
void | unsubscribe (std::atomic< bool > *const validity, const std::string &identifier="") const |
unsigned int | n_subscriptions () const |
template<typename StreamType > | |
void | list_subscribers (StreamType &stream) const |
void | list_subscribers () const |
template<class Archive > | |
void | serialize (Archive &ar, const unsigned int version) |
Private Attributes | |
double | viscosity |
The viscosity. More... | |
double | reaction |
The reaction parameter. More... | |
Additional Inherited Members | |
Public Types inherited from Function< dim > | |
using | time_type = typename FunctionTime< typename numbers::NumberTraits< double >::real_type >::time_type |
Public Types inherited from FunctionTime< numbers::NumberTraits< double >::real_type > | |
using | time_type = numbers::NumberTraits< double >::real_type |
Static Public Member Functions inherited from Subscriptor | |
static ::ExceptionBase & | ExcInUse (int arg1, std::string arg2, std::string arg3) |
static ::ExceptionBase & | ExcNoSubscriber (std::string arg1, std::string arg2) |
Public Attributes inherited from Function< dim > | |
const unsigned int | n_components |
Static Public Attributes inherited from Function< dim > | |
static const unsigned int | dimension |
Protected Attributes inherited from Functions::FlowFunction< dim > | |
double | mean_pressure |
Artificial divergence free function with homogeneous boundary conditions on the cube [-1,1]dim.
The function in 2D is
\[ \left(\begin{array}{c}u\\v\\p\end{array}\right) \left(\begin{array}{c}\cos^2x \sin y\cos y\\-\sin x\cos x\cos^2y\\ \sin x\cos x\sin y\cos y\end{array}\right) \]
Definition at line 195 of file flow_function.h.
Functions::StokesCosine< dim >::StokesCosine | ( | const double | viscosity = 1. , |
const double | reaction = 0. |
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Constructor setting the Reynolds number required for pressure computation and scaling of the right hand side.
Definition at line 291 of file flow_function.cc.
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overridevirtualdefault |
void Functions::StokesCosine< dim >::set_parameters | ( | const double | viscosity, |
const double | reaction | ||
) |
Change the viscosity and the reaction parameter.
Definition at line 300 of file flow_function.cc.
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overridevirtual |
Values in a structure more suitable for vector valued functions. The outer vector is indexed by solution component, the inner by quadrature point.
Implements Functions::FlowFunction< dim >.
Definition at line 309 of file flow_function.cc.
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overridevirtual |
Gradients in a structure more suitable for vector valued functions. The outer vector is indexed by solution component, the inner by quadrature point.
Implements Functions::FlowFunction< dim >.
Definition at line 358 of file flow_function.cc.
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overridevirtual |
Force terms in a structure more suitable for vector valued functions. The outer vector is indexed by solution component, the inner by quadrature point.
Implements Functions::FlowFunction< dim >.
Definition at line 424 of file flow_function.cc.
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private |
The viscosity.
Definition at line 224 of file flow_function.h.
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private |
The reaction parameter.
Definition at line 226 of file flow_function.h.