Public Member Functions | |
PillowFunction (const double offset=0.) | |
virtual double | value (const Point< dim > &p, const unsigned int component=0) const |
virtual void | value_list (const std::vector< Point< dim > > &points, std::vector< double > &values, const unsigned int component=0) const |
virtual Tensor< 1, dim > | gradient (const Point< dim > &p, const unsigned int component=0) const |
virtual void | gradient_list (const std::vector< Point< dim > > &points, std::vector< Tensor< 1, dim > > &gradients, const unsigned int component=0) const |
virtual double | laplacian (const Point< dim > &p, const unsigned int component=0) const |
virtual void | laplacian_list (const std::vector< Point< dim > > &points, std::vector< double > &values, const unsigned int component=0) const |
Private Attributes | |
const double | offset |
This is a function for testing the implementation. It has zero Dirichlet boundary values on the domain . In the inside, it is the product of
.
Providing a non-zero argument to the constructor, the whole function can be offset by a constant.
Together with the function, its derivatives and Laplacian are defined.
Functions::PillowFunction< dim >::PillowFunction | ( | const double | offset = 0. |
) |
Constructor. Provide a constant that will be added to each function value.
virtual double Functions::PillowFunction< dim >::value | ( | const Point< dim > & | p, | |
const unsigned int | component = 0 | |||
) | const [virtual] |
The value at a single point.
Reimplemented from Function< dim >.
virtual void Functions::PillowFunction< dim >::value_list | ( | const std::vector< Point< dim > > & | points, | |
std::vector< double > & | values, | |||
const unsigned int | component = 0 | |||
) | const [virtual] |
Values at multiple points.
Reimplemented from Function< dim >.
virtual Tensor<1,dim> Functions::PillowFunction< dim >::gradient | ( | const Point< dim > & | p, | |
const unsigned int | component = 0 | |||
) | const [virtual] |
Gradient at a single point.
Reimplemented from Function< dim >.
virtual void Functions::PillowFunction< dim >::gradient_list | ( | const std::vector< Point< dim > > & | points, | |
std::vector< Tensor< 1, dim > > & | gradients, | |||
const unsigned int | component = 0 | |||
) | const [virtual] |
Gradients at multiple points.
Reimplemented from Function< dim >.
virtual double Functions::PillowFunction< dim >::laplacian | ( | const Point< dim > & | p, | |
const unsigned int | component = 0 | |||
) | const [virtual] |
Laplacian at a single point.
Reimplemented from Function< dim >.
virtual void Functions::PillowFunction< dim >::laplacian_list | ( | const std::vector< Point< dim > > & | points, | |
std::vector< double > & | values, | |||
const unsigned int | component = 0 | |||
) | const [virtual] |
Laplacian at multiple points.
Reimplemented from Function< dim >.
const double Functions::PillowFunction< dim >::offset [private] |