23544: SMESH's performance issues

[modules/smesh.git] / src / SMDS / SMDS_MeshGroup.cxx

diff --git a/src/SMDS/SMDS_MeshGroup.cxx b/src/SMDS/SMDS_MeshGroup.cxx
index 4040a3e1d2193e2d205cdc436c7d467a5b1dc19e..e2f5fbccfa3750effcc0dc1a29fc7f709339be65 100644 (file)
--- a/src/SMDS/SMDS_MeshGroup.cxx
+++ b/src/SMDS/SMDS_MeshGroup.cxx
@@ -30,89 +30,33 @@
 #endif
 
 #include "SMDS_MeshGroup.hxx"
-#include "utilities.h"
 
-using namespace std;
+#include "SMDS_SetIterator.hxx"
+#include "ObjectPool.hxx"
 
-//=======================================================================
-//function : SMDS_MeshGroup
-//purpose  : 
-//=======================================================================
+#include <utilities.h>
 
-SMDS_MeshGroup::SMDS_MeshGroup(const SMDS_Mesh * theMesh,
-                               const SMDSAbs_ElementType theType)
-  :myMesh(theMesh),myType(theType), myParent(NULL), myTic(0)
-{
-}
+#include <boost/make_shared.hpp>
 
 //=======================================================================
 //function : SMDS_MeshGroup
-//purpose  : 
+//purpose  :
 //=======================================================================
 
-SMDS_MeshGroup::SMDS_MeshGroup(SMDS_MeshGroup * theParent,
+SMDS_MeshGroup::SMDS_MeshGroup(const SMDS_Mesh *         theMesh,
                                const SMDSAbs_ElementType theType)
-        :myMesh(theParent->myMesh),myType(theType), myParent(theParent)
-{
-}
-
-//=======================================================================
-//function : AddSubGroup
-//purpose  : 
-//=======================================================================
-
-const SMDS_MeshGroup *SMDS_MeshGroup::AddSubGroup
-                (const SMDSAbs_ElementType theType)
-{
-        const SMDS_MeshGroup * subgroup = new SMDS_MeshGroup(this,theType);
-        myChildren.insert(myChildren.end(),subgroup);
-        return subgroup;
-}
-
-//=======================================================================
-//function : RemoveSubGroup
-//purpose  : 
-//=======================================================================
-
-bool SMDS_MeshGroup::RemoveSubGroup(const SMDS_MeshGroup * theGroup)
+  : SMDS_ElementHolder( theMesh ), myType( theType ), myTic( 0 )
 {
-        bool found = false;     
-        list<const SMDS_MeshGroup*>::iterator itgroup;
-        for(itgroup=myChildren.begin(); itgroup!=myChildren.end(); itgroup++)
-        {
-                const SMDS_MeshGroup* subgroup=*itgroup;
-                if (subgroup == theGroup)
-                {
-                        found = true;
-                        myChildren.erase(itgroup);
-                }
-        }
-
-        return found;
 }
 
-//=======================================================================
-//function : RemoveFromParent
-//purpose  : 
-//=======================================================================
-
-bool SMDS_MeshGroup::RemoveFromParent()
-{
-        
-        if (myParent==NULL) return false;
-        else
-        {
-                return (myParent->RemoveSubGroup(this));
-        }
-}
 //=======================================================================
 //function : Clear
-//purpose  : 
+//purpose  :
 //=======================================================================
 
 void SMDS_MeshGroup::Clear()
 {
-  myElements.clear();
+  clearVector( myElements );
   myType = SMDSAbs_All;
   ++myTic;
 }
@@ -125,15 +69,15 @@ void SMDS_MeshGroup::Clear()
 bool SMDS_MeshGroup::Add(const SMDS_MeshElement * theElem)
 {
   // the type of the group is determined by the first element added
-  if (myElements.empty()) {
+  if ( myElements.empty() ) {
     myType = theElem->GetType();
   }
-  else if (theElem->GetType() != myType) {
+  else if ( theElem->GetType() != myType ) {
     MESSAGE("SMDS_MeshGroup::Add : Type Mismatch "<<theElem->GetType()<<"!="<<myType);
     return false;
   }
-        
-  myElements.insert(myElements.end(), theElem);
+
+  myElements.insert( theElem );
   ++myTic;
 
   return true;
@@ -141,15 +85,15 @@ bool SMDS_MeshGroup::Add(const SMDS_MeshElement * theElem)
 
 //=======================================================================
 //function : Remove
-//purpose  : 
+//purpose  :
 //=======================================================================
 
-bool SMDS_MeshGroup::Remove(const SMDS_MeshElement * theElem)
+bool SMDS_MeshGroup::Remove( const SMDS_MeshElement * theElem )
 {
-  set<const SMDS_MeshElement *>::iterator found = myElements.find(theElem);
+  TElementSet::iterator found = myElements.find(theElem);
   if ( found != myElements.end() ) {
-    myElements.erase(found);
-    if (myElements.empty()) myType = SMDSAbs_All;
+    myElements.erase( found );
+    if ( myElements.empty() ) myType = SMDSAbs_All;
     ++myTic;
     return true;
   }
@@ -158,12 +102,12 @@ bool SMDS_MeshGroup::Remove(const SMDS_MeshElement * theElem)
 
 //=======================================================================
 //function : Contains
-//purpose  : 
+//purpose  :
 //=======================================================================
 
 bool SMDS_MeshGroup::Contains(const SMDS_MeshElement * theElem) const
 {
-  return myElements.find(theElem) != myElements.end();
+  return myElements.find( theElem ) != myElements.end();
 }
 
 //=======================================================================
@@ -176,3 +120,37 @@ void SMDS_MeshGroup::SetType(const SMDSAbs_ElementType theType)
   if (IsEmpty())
     myType = theType;
 }
+
+//=======================================================================
+//function : GetElements
+//purpose  : 
+//=======================================================================
+
+SMDS_ElemIteratorPtr SMDS_MeshGroup::GetElements() const
+{
+  typedef SMDS_SetIterator< const SMDS_MeshElement*, TIterator > TSetIterator;
+  return boost::make_shared< TSetIterator >( myElements.begin(), myElements.end() );
+}
+
+//=======================================================================
+//function : Move contents of another group
+//purpose  : 
+//=======================================================================
+
+void SMDS_MeshGroup::operator=( SMDS_MeshGroup && other )
+{
+  myMesh = other.myMesh;
+  myType = other.myType;
+  myElements = std::move( other.myElements );
+  ++myTic;
+}
+
+//=======================================================================
+//function : tmpClear
+//purpose  : temporary remove its elements before mesh compacting
+//=======================================================================
+
+void SMDS_MeshGroup::tmpClear()
+{
+  myElements.clear();
+}