From 492a05fec2d6a736ba11d650a8890aaca843e83b Mon Sep 17 00:00:00 2001
From: Piotr <piotraczyk@gmail.com>
Date: Wed, 29 Jan 2014 11:13:07 +0100
Subject: [PATCH] memory leak fixes

---
 .../DTSegment/src/DTMeantimerPatternReco.cc   |  3 +++
 .../DTSegment/src/DTMeantimerPatternReco4D.cc | 22 +++++++++++--------
 .../DTSegment/src/DTMeantimerPatternReco4D.h  |  3 ++-
 3 files changed, 18 insertions(+), 10 deletions(-)

diff --git a/RecoLocalMuon/DTSegment/src/DTMeantimerPatternReco.cc b/RecoLocalMuon/DTSegment/src/DTMeantimerPatternReco.cc
index b2cdc73dcde40..967d600556888 100644
--- a/RecoLocalMuon/DTSegment/src/DTMeantimerPatternReco.cc
+++ b/RecoLocalMuon/DTSegment/src/DTMeantimerPatternReco.cc
@@ -77,6 +77,9 @@ DTMeantimerPatternReco::reconstruct(const DTSuperLayer* sl,
     delete *(cand++); // delete the candidate!
   }
 
+  for (vector<DTHitPairForFit*>::iterator it = hitsForFit.begin(), ed = hitsForFit.end(); 
+        it != ed; ++it) delete *it;
+
   return result;
 }
 
diff --git a/RecoLocalMuon/DTSegment/src/DTMeantimerPatternReco4D.cc b/RecoLocalMuon/DTSegment/src/DTMeantimerPatternReco4D.cc
index b471903ecb536..16f11a35bbc73 100644
--- a/RecoLocalMuon/DTSegment/src/DTMeantimerPatternReco4D.cc
+++ b/RecoLocalMuon/DTSegment/src/DTMeantimerPatternReco4D.cc
@@ -54,8 +54,7 @@ DTMeantimerPatternReco4D::DTMeantimerPatternReco4D(const ParameterSet& pset):
     // Get the concrete 2D-segments reconstruction algo from the factory
     // For the 2D reco I use this reconstructor!
     the2DAlgo = new DTMeantimerPatternReco(pset.getParameter<ParameterSet>("Reco2DAlgoConfig"));
-
-  }
+}
 
 
 DTMeantimerPatternReco4D::~DTMeantimerPatternReco4D(){
@@ -134,7 +133,9 @@ DTMeantimerPatternReco4D::reconstruct(){
     cout << "Segments in " << theChamber->id() << endl;
     cout << "Reconstructing Phi segments"<<endl;
   }
-  vector<DTSegmentCand*> resultPhi = buildPhiSuperSegmentsCandidates();
+
+  vector<DTHitPairForFit*> pairPhiOwned;
+  vector<DTSegmentCand*> resultPhi = buildPhiSuperSegmentsCandidates(pairPhiOwned);
 
   if (debug) cout << "There are " << resultPhi.size() << " Phi cand" << endl;
 
@@ -158,7 +159,7 @@ DTMeantimerPatternReco4D::reconstruct(){
     hasZed = theSegments2DTheta.size()>0;
     if (debug) cout << "There are " << theSegments2DTheta.size() << " Theta cand" << endl;
   } else {
-    if (debug) cout << "No Theta SL" << endl;
+    if (debug) cout << "No Theta candidates." << endl;
   }
 
   // Now I want to build the concrete DTRecSegment4D.
@@ -167,9 +168,10 @@ DTMeantimerPatternReco4D::reconstruct(){
     for (vector<DTSegmentCand*>::const_iterator phi=resultPhi.begin();
          phi!=resultPhi.end(); ++phi) {
 
-      DTChamberRecSegment2D* superPhi = (**phi);
+      std::auto_ptr<DTChamberRecSegment2D> superPhi(**phi);
 
-      theUpdator->update(superPhi);
+      theUpdator->update(superPhi.get());
+      if(debug) cout << "superPhi: " << *superPhi << endl;
 
       if (hasZed) {
 
@@ -195,7 +197,6 @@ DTMeantimerPatternReco4D::reconstruct(){
           const LocalVector dirZInCh = theChamber->toLocal( zSL->toGlobal(zed->localDirection()));
 
           DTRecSegment4D* newSeg = new DTRecSegment4D(*superPhi,*zed,posZInCh,dirZInCh);
-          //<<
 
           /// 4d segment: I have the pos along the wire => further update!
           theUpdator->update(newSeg);
@@ -247,13 +248,15 @@ DTMeantimerPatternReco4D::reconstruct(){
   // finally delete the candidates!
   for (vector<DTSegmentCand*>::iterator phi=resultPhi.begin();
        phi!=resultPhi.end(); ++phi) delete *phi;
+  for (vector<DTHitPairForFit*>::iterator phiPair = pairPhiOwned.begin();
+       phiPair!=pairPhiOwned.end(); ++phiPair) delete *phiPair;
 
   return result;
 }
 
 
 
-vector<DTSegmentCand*> DTMeantimerPatternReco4D::buildPhiSuperSegmentsCandidates(){
+vector<DTSegmentCand*> DTMeantimerPatternReco4D::buildPhiSuperSegmentsCandidates(vector<DTHitPairForFit*> &pairPhiOwned){
 
   DTSuperLayerId slId;
 
@@ -276,6 +279,7 @@ vector<DTSegmentCand*> DTMeantimerPatternReco4D::buildPhiSuperSegmentsCandidates
   // copy the pairPhi2 in the pairPhi1 vector 
   copy(pairPhi2.begin(),pairPhi2.end(),back_inserter(pairPhi1));
 
+  pairPhiOwned.swap(pairPhi1);
   // Build the segment candidate
-  return the2DAlgo->buildSegments(sl,pairPhi1);
+  return the2DAlgo->buildSegments(sl,pairPhiOwned);
 }
diff --git a/RecoLocalMuon/DTSegment/src/DTMeantimerPatternReco4D.h b/RecoLocalMuon/DTSegment/src/DTMeantimerPatternReco4D.h
index f7a8c713ec01c..7ab28a8b568d8 100644
--- a/RecoLocalMuon/DTSegment/src/DTMeantimerPatternReco4D.h
+++ b/RecoLocalMuon/DTSegment/src/DTMeantimerPatternReco4D.h
@@ -33,6 +33,7 @@ class DTSegmentUpdator;
 // ====================================================================== 
 class DTSegmentCand;
 class DTMeantimerPatternReco;
+class DTHitPairForFit;
 
 // Class DTMeantimerPatternReco4D Interface 
 
@@ -60,7 +61,7 @@ class DTMeantimerPatternReco4D : public DTRecSegment4DBaseAlgo {
   protected:
 
   private:
-    std::vector<DTSegmentCand*> buildPhiSuperSegmentsCandidates();
+    std::vector<DTSegmentCand*> buildPhiSuperSegmentsCandidates(std::vector<DTHitPairForFit*> &pairPhiOwned);
     DTRecSegment4D* segmentSpecialZed(DTRecSegment4D* seg);