olb::BlockEuklidNorm2D< T, DESCRIPTOR > Class Template Reference

BlockL2Norm2D returns pointwise the l2-norm, e.g. of a velocity. More...

#include <euklidNorm2D.h>

Inheritance diagram for olb::BlockEuklidNorm2D< T, DESCRIPTOR >:

Collaboration diagram for olb::BlockEuklidNorm2D< T, DESCRIPTOR >:

Public Member Functions
	BlockEuklidNorm2D (BlockF2D< T > &f)
bool	operator() (T output[], const int input[]) override
	has to be implemented for 'every' derived class
Public Member Functions inherited from olb::BlockF2D< T >
virtual BlockStructureD< 2 > &	getBlockStructure ()
	virtual destructor for defined behaviour
void	setBlockStructure (BlockStructureD< 2 > *blockStructure)
BlockF2D< T > &	operator- (BlockF2D< T > &rhs)
BlockF2D< T > &	operator+ (BlockF2D< T > &rhs)
BlockF2D< T > &	operator* (BlockF2D< T > &rhs)
BlockF2D< T > &	operator/ (BlockF2D< 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)

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::BlockF2D< T >
	BlockF2D (BlockStructureD< 2 > &blockStructure, int targetDim)
	BlockF2D (int targetDim)
Protected Member Functions inherited from olb::GenericF< T, int >
	GenericF (int targetDim, int sourceDim)
Protected Attributes inherited from olb::BlockF2D< T >
BlockStructureD< 2 > *	_blockStructure

Detailed Description

template<typename T, typename DESCRIPTOR>
class olb::BlockEuklidNorm2D< T, DESCRIPTOR >

BlockL2Norm2D returns pointwise the l2-norm, e.g. of a velocity.

Definition at line 51 of file euklidNorm2D.h.

Constructor & Destructor Documentation

BlockEuklidNorm2D()

template<typename T , typename DESCRIPTOR >

olb::BlockEuklidNorm2D< T, DESCRIPTOR >::BlockEuklidNorm2D

(

BlockF2D< T > &

f

)

Definition at line 58 of file euklidNorm2D.hh.

  : BlockF2D<T>(f.getBlockStructure(),1), _f(f)
{
  this->getName() = "l2("+f.getName()+")";
}

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

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Member Function Documentation

operator()()

template<typename T , typename DESCRIPTOR >

bool olb::BlockEuklidNorm2D< T, DESCRIPTOR >::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 euklidNorm2D.hh.

{
  output[0] = T();  // flash output, since this methods adds values.
  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;
}

References olb::util::sqrt().

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The documentation for this class was generated from the following files:

• src/functors/lattice/euklidNorm2D.h
• src/functors/lattice/euklidNorm2D.hh