MultiFieldReduction Class Reference

#include <MultiFieldReduction.h>

Public Types
typedef map< const Field *, shared_ptr< ArrayBase > >	ArrayMap

Public Member Functions
	MultiFieldReduction ()
virtual	~MultiFieldReduction ()
	DEFINE_TYPENAME ("MultiFieldReduction")
ArrayBase &	operator[] (const Field &)
const ArrayBase &	operator[] (const Field &) const
MultiFieldReduction &	operator+= (const MultiFieldReduction &ofield)
void	addArray (const Field &aIndex, shared_ptr< ArrayBase > a)
bool	hasArray (const Field &aIndex) const
shared_ptr< ArrayBase >	getArrayPtr (const Field &)
void	reduceSum ()
bool	operator< (const double tolerance) const
shared_ptr< MultiFieldReduction >	operator/ (const MultiFieldReduction &o)
shared_ptr< MultiFieldReduction >	normalize (const MultiFieldReduction &o)
shared_ptr< MultiFieldReduction >	operator* (const MultiFieldReduction &o)
shared_ptr< MultiFieldReduction >	operator- () const
void	setMax (const MultiFieldReduction &o)
void	limit (const double min, const double max)
void	print (ostream &os) const
void	sync ()

Private Attributes
ArrayMap	_arrays

Detailed Description

Definition at line 11 of file MultiFieldReduction.h.

Member Typedef Documentation

typedef map<const Field*,shared_ptr<ArrayBase> > MultiFieldReduction::ArrayMap

Definition at line 14 of file MultiFieldReduction.h.

Constructor & Destructor Documentation

MultiFieldReduction::MultiFieldReduction

(

)

Definition at line 15 of file MultiFieldReduction.cpp.

References logCtor.

Referenced by normalize(), operator*(), operator-(), and operator/().

                                        :
  _arrays()
{
  logCtor();
}

MultiFieldReduction::~MultiFieldReduction ( )

virtual

Definition at line 21 of file MultiFieldReduction.cpp.

References logDtor.

{
  logDtor();
}

Member Function Documentation

void MultiFieldReduction::addArray	(	const Field &	aIndex,
		shared_ptr< ArrayBase >	a
	)

Definition at line 194 of file MultiFieldReduction.cpp.

References _arrays.

Referenced by operator*().

{
  _arrays[&i]=a;
}

MultiFieldReduction::DEFINE_TYPENAME

(

"MultiFieldReduction"

)

shared_ptr< ArrayBase > MultiFieldReduction::getArrayPtr

(

const Field &

i

)

Definition at line 41 of file MultiFieldReduction.cpp.

References _arrays.

{
  ArrayMap::const_iterator pos = _arrays.find(&i);
  if (pos != _arrays.end())
  {
      return pos->second;
  }

  ostringstream e;
  e << "MultiFieldReduction::operator[] No array found";
  throw CException(e.str());
}

bool MultiFieldReduction::hasArray

(

const Field &

aIndex

)

const

Definition at line 188 of file MultiFieldReduction.cpp.

References _arrays.

{
  return  _arrays.find(&i) != _arrays.end();
}

void MultiFieldReduction::limit	(	const double	min,
		const double	max
	)

Definition at line 157 of file MultiFieldReduction.cpp.

References _arrays.

{
  foreach(const ArrayMap::value_type& pos, _arrays)
  {
      pos.second->limit(min,max);
  }
}

MFRPtr MultiFieldReduction::normalize

(

const MultiFieldReduction &

o

)

Definition at line 134 of file MultiFieldReduction.cpp.

References _arrays, MultiFieldReduction(), and ArrayBase::normalize().

{
  MFRPtr r(new MultiFieldReduction());
  
  foreach(const ArrayMap::value_type& pos, _arrays)
  {
      shared_ptr<ArrayBase> aptr = dynamic_pointer_cast<ArrayBase>(pos.second->newCopy());
      aptr->normalize(o[*pos.first]);
      r->addArray(*pos.first,aptr);
  }
  return r;
}

MFRPtr MultiFieldReduction::operator*

(

const MultiFieldReduction &

o

)

Definition at line 93 of file MultiFieldReduction.cpp.

References _arrays, addArray(), and MultiFieldReduction().

{
  MFRPtr r(new MultiFieldReduction());
  
  foreach(const ArrayMap::value_type& pos, _arrays)
  {
      shared_ptr<ArrayBase> aptr = dynamic_pointer_cast<ArrayBase>(pos.second->newCopy());
      *aptr *= o[*pos.first];
      r->addArray(*pos.first,aptr);
  }
  return r;
}

MultiFieldReduction & MultiFieldReduction::operator+=

(

const MultiFieldReduction &

ofield

)

Definition at line 69 of file MultiFieldReduction.cpp.

References _arrays, and operator[]().

{
  for(ArrayMap::const_iterator pos=_arrays.begin();
      pos!=_arrays.end();
      ++pos)
  {
      ArrayBase& myArray = operator[](*pos->first);
      const ArrayBase& oArray = ofield[*pos->first];
      myArray += oArray;
  }
  return *this;
}

MFRPtr MultiFieldReduction::operator-

(

)

const

Definition at line 121 of file MultiFieldReduction.cpp.

References _arrays, and MultiFieldReduction().

{
  MFRPtr r(new MultiFieldReduction());
  
  foreach(const ArrayMap::value_type& pos, _arrays)
  {
      shared_ptr<ArrayBase> aptr = -(*pos.second);
      r->addArray(*pos.first,aptr);
  }
  return r;
}

MFRPtr MultiFieldReduction::operator/

(

const MultiFieldReduction &

o

)

Definition at line 107 of file MultiFieldReduction.cpp.

References _arrays, MultiFieldReduction(), and ArrayBase::safeDivide().

{
  MFRPtr r(new MultiFieldReduction());
  
  foreach(const ArrayMap::value_type& pos, _arrays)
  {
      shared_ptr<ArrayBase> aptr = dynamic_pointer_cast<ArrayBase>(pos.second->newCopy());
      aptr->safeDivide(o[*pos.first]);
      r->addArray(*pos.first,aptr);
  }
  return r;
}

bool MultiFieldReduction::operator<

(

const double

tolerance

)

const

Definition at line 83 of file MultiFieldReduction.cpp.

References _arrays.

{
  foreach(const ArrayMap::value_type& pos, _arrays)
  {
      if (! (*pos.second < tolerance)) return false;
  }
  return true;
}

ArrayBase & MultiFieldReduction::operator[]

(

const Field &

i

)

Definition at line 27 of file MultiFieldReduction.cpp.

References _arrays.

Referenced by operator+=().

{
  ArrayMap::const_iterator pos = _arrays.find(&i);
  if (pos != _arrays.end())
  {
      return *pos->second;
  }

  ostringstream e;
  e << "MultiFieldReduction::operator[] No array found";
  throw CException(e.str());
}

const ArrayBase & MultiFieldReduction::operator[]

(

const Field &

i

)

const

Definition at line 55 of file MultiFieldReduction.cpp.

References _arrays.

{
  ArrayMap::const_iterator pos = _arrays.find(&i);
  if (pos != _arrays.end())
  {
      return *pos->second;
  }

  ostringstream e;
  e << "MultiFieldReduction::operator[] No array found";
  throw CException(e.str());
}

void MultiFieldReduction::print

(

ostream &

os

)

const

Definition at line 200 of file MultiFieldReduction.cpp.

References _arrays.

Referenced by operator<<().

{
  os << "[";

  foreach(const ArrayMap::value_type& pos, _arrays)
  {
      os << pos.first->getName() << " : ";
      pos.second->print(os);
  }

  os << "]";
}

void MultiFieldReduction::reduceSum

(

)

Definition at line 166 of file MultiFieldReduction.cpp.

References _arrays.

{
  shared_ptr<ArrayBase> sum;

  foreach(const ArrayMap::value_type& pos, _arrays)
  {
      shared_ptr<ArrayBase> thisSum = pos.second->reduceSum();
      if (sum)
        *sum += *thisSum;
      else
        sum = thisSum;
  }

  foreach(const ArrayMap::value_type& pos, _arrays)
  {
      pos.second->setSum(*sum);
  }


}

void MultiFieldReduction::setMax

(

const MultiFieldReduction &

o

)

Definition at line 148 of file MultiFieldReduction.cpp.

References _arrays.

{
  foreach(const ArrayMap::value_type& pos, _arrays)
  {
      pos.second->setMax(o[*pos.first]);
  }
}

void MultiFieldReduction::sync

(

)

Definition at line 214 of file MultiFieldReduction.cpp.

References _arrays, ArrayBase::getData(), and ArrayBase::getDataSize().

{
#ifdef FVM_PARALLEL
   ArrayMap::const_iterator it;
   for ( it = _arrays.begin(); it != _arrays.end(); it++ ){
         ArrayBase&  myArray = *(it->second);
         int count = myArray.getDataSize() / sizeof(double); 
         MPI::COMM_WORLD.Allreduce( MPI::IN_PLACE, myArray.getData(), count, MPI::DOUBLE, MPI::SUM);
   }
#endif

}

Member Data Documentation

ArrayMap MultiFieldReduction::_arrays

private

Definition at line 46 of file MultiFieldReduction.h.

Referenced by addArray(), getArrayPtr(), hasArray(), limit(), normalize(), operator*(), operator+=(), operator-(), operator/(), operator<(), operator[](), print(), reduceSum(), setMax(), and sync().

---

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

• MultiFieldReduction.h
• MultiFieldReduction.cpp