functor returns pointwise the l2-norm, e.g. of a velocity More...

#include <euklidNorm3D.h>

Inheritance diagram for olb::BlockEuklidNorm3D< T >:

Collaboration diagram for olb::BlockEuklidNorm3D< T >:

Public Member Functions
	BlockEuklidNorm3D (BlockF3D< T > &f)

bool	operator() (T output[], const int input[]) override
	has to be implemented for 'every' derived class

Public Member Functions inherited from olb::BlockF3D< T >
	~BlockF3D () override
	virtual destructor for defined behaviour

virtual BlockStructureD< 3 > &	getBlockStructure () const

BlockF3D< T > &	operator- (BlockF3D< T > &rhs)

BlockF3D< T > &	operator+ (BlockF3D< T > &rhs)

BlockF3D< T > &	operator* (BlockF3D< T > &rhs)

BlockF3D< T > &	operator/ (BlockF3D< T > &rhs)

Public Member Functions inherited from olb::GenericF< T, int >
virtual	~GenericF ()=default

int	getSourceDim () const
	read only access to member variable _m

int	getTargetDim () const
	read only access to member variable _n

std::string &	getName ()
	read and write access to name

std::string const &	getName () const
	read only access to name

bool	operator() (T output[])
	wrapper that call the pure virtual operator() (T output[], const S input[]) from above

bool	operator() (T output[], int input0)

bool	operator() (T output[], int input0, int input1)

bool	operator() (T output[], int input0, int input1, int input2)

bool	operator() (T output[], int input0, int input1, int input2, int input3)

Protected Attributes
BlockF3D< T > &	_f

Protected Attributes inherited from olb::BlockF3D< T >
BlockStructureD< 3 > &	_blockStructure

Additional Inherited Members
Public Types inherited from olb::GenericF< T, int >
using	targetType

using	sourceType

Public Attributes inherited from olb::GenericF< T, int >
std::shared_ptr< GenericF< T, int > >	_ptrCalcC
	memory management, frees resouces (calcClass)

Protected Member Functions inherited from olb::BlockF3D< T >
	BlockF3D (BlockStructureD< 3 > &blockStructure, int targetDim)

Protected Member Functions inherited from olb::GenericF< T, int >
	GenericF (int targetDim, int sourceDim)

Detailed Description

template<typename T>
class olb::BlockEuklidNorm3D< T >

functor returns pointwise the l2-norm, e.g. of a velocity

Definition at line 60 of file euklidNorm3D.h.

Constructor & Destructor Documentation

◆ BlockEuklidNorm3D()

template<typename T >

olb::BlockEuklidNorm3D< T >::BlockEuklidNorm3D ( BlockF3D< T > & f )

Definition at line 57 of file euklidNorm3D.hh.

  : BlockF3D<T>(f.getBlockStructure(), 1),
    _f(f)
{
  this->getName() = "EuklidNorm(" + f.getName() + ")";
}

References olb::GenericF< T, S >::getName(), and olb::GenericF< T, int >::getName().

Here is the call graph for this function:

Member Function Documentation

◆ operator()()

template<typename T >

bool olb::BlockEuklidNorm3D< T >::operator()	(	T	output[],
		const int	input[] )

overridevirtual

has to be implemented for 'every' derived class

Implements olb::GenericF< T, int >.

Definition at line 65 of file euklidNorm3D.hh.

{
  output[0] = T();
  T data[_f.getTargetDim()];
  _f(data,input);
  for (int i = 0; i < _f.getTargetDim(); ++i) {
    output[0] += data[i] * data[i];
  }
  output[0] = util::sqrt(output[0]);
  return true;
}