0021208: Performance issue when loading SMESH with an hdf file containing a big mesh

[modules/smesh.git] / src / StdMeshers / StdMeshers_Prism_3D.hxx

diff --git a/src/StdMeshers/StdMeshers_Prism_3D.hxx b/src/StdMeshers/StdMeshers_Prism_3D.hxx
index 953bb9aef7cfac35a8477080c6973c5e04ba019f..846dae5b2283d63ebf6b5641cd2bf460f5058358 100644 (file)
--- a/src/StdMeshers/StdMeshers_Prism_3D.hxx
+++ b/src/StdMeshers/StdMeshers_Prism_3D.hxx
@@ -94,7 +94,7 @@ struct TNode
  * \brief Tool analyzing and giving access to a prism geometry 
  *  treating it like a block, i.e. the four side faces are
  *  emulated by division/uniting of missing/excess faces.
- *  It also manage associations between block subshapes and a mesh.
+ *  It also manage associations between block sub-shapes and a mesh.
  */
 // ===============================================================
 
@@ -148,15 +148,18 @@ public:
    * \brief Return TParam2ColumnMap for a base edge
     * \param baseEdgeID - base edge SMESHDS Index
     * \param isReverse - columns in-block orientation
-    * \retval const TParam2ColumnMap& - map
+    * \retval const TParam2ColumnMap* - map
    */
-  const TParam2ColumnMap& GetParam2ColumnMap(const int baseEdgeID,
+  const TParam2ColumnMap* GetParam2ColumnMap(const int baseEdgeID,
                                              bool &    isReverse) const
   {
-    std::pair< TParam2ColumnMap*, bool > col_frw =
-      myShapeIndex2ColumnMap.find( baseEdgeID )->second;
+    std::map< int, std::pair< TParam2ColumnMap*, bool > >::const_iterator i_mo =
+      myShapeIndex2ColumnMap.find( baseEdgeID );
+    if ( i_mo == myShapeIndex2ColumnMap.end() ) return 0;
+
+    const std::pair< TParam2ColumnMap*, bool >& col_frw = i_mo->second;
     isReverse = !col_frw.second;
-    return * col_frw.first;
+    return col_frw.first;
   }
 
   /*!
@@ -204,7 +207,7 @@ public:
 
   /*!
    * \brief Return in-block ID of a shape
-    * \param shape - block subshape
+    * \param shape - block sub-shape
     * \retval int - ID or zero if the shape has no ID
    */
   int ShapeID(const TopoDS_Shape& shape) const
@@ -437,7 +440,7 @@ private:
   bool projectBottomToTop();
 
   /*!
-   * \brief Set projection coordinates of a node to a face and it's subshapes
+   * \brief Set projection coordinates of a node to a face and it's sub-shapes
     * \param faceID - the face given by in-block ID
     * \param params - node normalized parameters
     * \retval bool - is a success