From: eap <eap@opencascade.com>
Date: Tue, 22 Jul 2014 14:57:36 +0000 (+0400)
Subject: Fix crash at study closing. Enable canceling Prism 3D computation
X-Git-Tag: V7_5_0a1~44
X-Git-Url: http://git.salome-platform.org/gitweb/?p=modules%2Fsmesh.git;a=commitdiff_plain;h=f3ce9fcd4028efd124456c5e55c4c4c7983cad9f;ds=sidebyside

Fix crash at study closing. Enable canceling Prism 3D computation
---

diff --git a/src/SMESHDS/SMESHDS_TSubMeshHolder.hxx b/src/SMESHDS/SMESHDS_TSubMeshHolder.hxx
index b6fa226da..52c9eb2c4 100644
--- a/src/SMESHDS/SMESHDS_TSubMeshHolder.hxx
+++ b/src/SMESHDS/SMESHDS_TSubMeshHolder.hxx
@@ -74,12 +74,20 @@ public:
   void DeleteAll()
   {
     for ( size_t i = 0; i < myVec.size(); ++i )
-      delete myVec[i];
+      if ( SUBMESH* sm = myVec[i] )
+      {
+        myVec[i] = 0; // avoid access via Get(i)
+        delete sm;
+      }
     myVec.clear();
 
     typename std::map< int, SUBMESH* >::iterator i2sm = myMap.begin();
     for ( ; i2sm != myMap.end(); ++i2sm )
-      delete i2sm->second;
+      if ( SUBMESH* sm = i2sm->second )
+      {
+        i2sm->second = 0; // avoid access via Get(i)
+        delete sm;
+      }
     myMap.clear();
   }
   int GetMinID() const
diff --git a/src/StdMeshers/StdMeshers_Prism_3D.cxx b/src/StdMeshers/StdMeshers_Prism_3D.cxx
index 99fdbe90f..afac9bebe 100644
--- a/src/StdMeshers/StdMeshers_Prism_3D.cxx
+++ b/src/StdMeshers/StdMeshers_Prism_3D.cxx
@@ -1203,6 +1203,9 @@ bool StdMeshers_Prism_3D::compute(const Prism_3D::TPrismTopo& thePrism)
         // create a node
         node = meshDS->AddNode( coords.X(), coords.Y(), coords.Z() );
         meshDS->SetNodeInVolume( node, volumeID );
+
+        if ( _computeCanceled )
+          return false;
       }
     } // loop on bottom nodes
   }