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Improve SMDS: replace std::map with NCollection_DataMap for storage of elements

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msv 2005-01-14 13:41:13 +00:00
parent e9f2fd0ea8
commit eab9bcb035
2 changed files with 95 additions and 32 deletions
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92
src/SMDS/SMDS_MeshElementIDFactory.cxx
View File

@ -25,6 +25,9 @@
// Author : Jean-Michel BOULCOURT
// Module : SMESH
#ifdef _MSC_VER
#pragma warning(disable:4786)
#endif
#include "SMDS_MeshElementIDFactory.hxx"
#include "SMDS_MeshElement.hxx"
@ -35,7 +38,9 @@ using namespace std;
//function : SMDS_MeshElementIDFactory
//purpose :
//=======================================================================
SMDS_MeshElementIDFactory::SMDS_MeshElementIDFactory():SMDS_MeshIDFactory()
SMDS_MeshElementIDFactory::SMDS_MeshElementIDFactory():
SMDS_MeshIDFactory(),
myMin(0), myMax(0)
{
}
@ -45,10 +50,12 @@ SMDS_MeshElementIDFactory::SMDS_MeshElementIDFactory():SMDS_MeshIDFactory()
//=======================================================================
bool SMDS_MeshElementIDFactory::BindID(int ID, SMDS_MeshElement * elem)
{
bool bound=myIDElements.insert(
map<int, SMDS_MeshElement*>::value_type(ID,elem)).second;
if(bound) elem->myID=ID;
return bound;
if (myIDElements.IsBound(ID))
return false;
myIDElements.Bind(ID,elem);
elem->myID=ID;
updateMinMax (ID);
return true;
}
//=======================================================================
@ -57,8 +64,9 @@ bool SMDS_MeshElementIDFactory::BindID(int ID, SMDS_MeshElement * elem)
//=======================================================================
SMDS_MeshElement* SMDS_MeshElementIDFactory::MeshElement(int ID)
{
map<int, SMDS_MeshElement*>::iterator it=myIDElements.find(ID);
if(it==myIDElements.end()) return NULL; else return (*it).second;
if (!myIDElements.IsBound(ID))
return NULL;
return myIDElements.Find(ID);
}
@ -71,7 +79,7 @@ int SMDS_MeshElementIDFactory::GetFreeID()
int ID;
do {
ID = SMDS_MeshIDFactory::GetFreeID();
} while (myIDElements.find(ID) != myIDElements.end());
} while (myIDElements.IsBound(ID));
return ID;
}
@ -81,8 +89,12 @@ int SMDS_MeshElementIDFactory::GetFreeID()
//=======================================================================
void SMDS_MeshElementIDFactory::ReleaseID(const int ID)
{
myIDElements.erase(ID);
myIDElements.UnBind(ID);
SMDS_MeshIDFactory::ReleaseID(ID);
if (ID == myMax)
myMax = 0;
if (ID == myMin)
myMin = 0;
}
//=======================================================================
@ -92,11 +104,9 @@ void SMDS_MeshElementIDFactory::ReleaseID(const int ID)
int SMDS_MeshElementIDFactory::GetMaxID() const
{
map<int, SMDS_MeshElement*>::const_reverse_iterator it = myIDElements.rbegin();
if ( it != myIDElements.rend() )
return (*it).first;
return 0;
if (myMax == 0)
updateMinMax();
return myMax;
}
//=======================================================================
@ -106,10 +116,54 @@ int SMDS_MeshElementIDFactory::GetMaxID() const
int SMDS_MeshElementIDFactory::GetMinID() const
{
map<int, SMDS_MeshElement*>::const_iterator it = myIDElements.begin();
if ( it != myIDElements.end() )
return (*it).first;
return 0;
if (myMin == 0)
updateMinMax();
return myMin;
}
//=======================================================================
//function : updateMinMax
//purpose :
//=======================================================================
void SMDS_MeshElementIDFactory::updateMinMax() const
{
myMin = IntegerLast();
myMax = 0;
SMDS_IdElementMap::Iterator it(myIDElements);
for (; it.More(); it.Next())
updateMinMax (it.Key());
if (myMin == IntegerLast())
myMin = 0;
}
//=======================================================================
//function : elementsIterator
//purpose : Return an iterator on elements of the factory
//=======================================================================
class SMDS_Fact_MyElemIterator:public SMDS_ElemIterator
{
SMDS_IdElementMap::Iterator myIterator;
public:
SMDS_Fact_MyElemIterator(const SMDS_IdElementMap& s):myIterator(s)
{}
bool more()
{
return myIterator.More() != Standard_False;
}
const SMDS_MeshElement* next()
{
const SMDS_MeshElement* current = myIterator.Value();
myIterator.Next();
return current;
}
};
SMDS_ElemIteratorPtr SMDS_MeshElementIDFactory::elementsIterator() const
{
return SMDS_ElemIteratorPtr
(new SMDS_Fact_MyElemIterator(myIDElements));
}

15
src/SMDS/SMDS_MeshElementIDFactory.hxx
View File

@ -28,12 +28,13 @@
#define _SMDS_MeshElementIDFactory_HeaderFile
#include "SMDS_MeshIDFactory.hxx"
#include "SMDS_ElemIterator.hxx"
#include <map>
#include <NCollection_DataMap.hxx>
class SMDS_MeshElement;
typedef std::map<int, SMDS_MeshElement *> SMDS_IdElementMap;
typedef NCollection_DataMap<int, SMDS_MeshElement *> SMDS_IdElementMap;
class SMDS_MeshElementIDFactory:public SMDS_MeshIDFactory
{
@ -45,9 +46,17 @@ class SMDS_MeshElementIDFactory:public SMDS_MeshIDFactory
virtual void ReleaseID(int ID);
int GetMaxID() const;
int GetMinID() const;
const SMDS_IdElementMap & GetIdElementMap() const { return myIDElements; }
SMDS_ElemIteratorPtr elementsIterator() const;
private:
void updateMinMax() const;
void updateMinMax(int id) const
{
if (id > myMax) myMax = id;
if (id < myMin) myMin = id;
}
SMDS_IdElementMap myIDElements;
mutable int myMin, myMax;
};