X-Git-Url: http://git.salome-platform.org/gitweb/?p=modules%2Fsmesh.git;a=blobdiff_plain;f=src%2FSMESHUtils%2FSMESH_Offset.cxx;h=33d5b1c786200678be1ca53797c1ff1fec26a4f0;hp=564a09f69d598112ead34121ae574f0edfbfd9f7;hb=1dadb7d2e2350c62b25efa48135d55cd0b704c83;hpb=560f8b2d0c2a7fdb4047f981cfac56ed3629bc1a

diff --git a/src/SMESHUtils/SMESH_Offset.cxx b/src/SMESHUtils/SMESH_Offset.cxx
index 564a09f69..33d5b1c78 100644
--- a/src/SMESHUtils/SMESH_Offset.cxx
+++ b/src/SMESHUtils/SMESH_Offset.cxx
@@ -2656,6 +2656,11 @@ SMDS_Mesh* SMESH_MeshAlgos::MakeOffset( SMDS_ElemIteratorPtr theFaceIt,
                                         TEPairVec&           theNew2OldFaces,
                                         TNPairVec&           theNew2OldNodes)
 {
+  if ( theSrcMesh.GetMeshInfo().NbFaces( ORDER_QUADRATIC ) > 0 )
+    throw SALOME_Exception( "Offset of quadratic mesh not supported" );
+  if ( theSrcMesh.GetMeshInfo().NbFaces() > theSrcMesh.GetMeshInfo().NbTriangles() )
+    throw SALOME_Exception( "Offset of non-triangular mesh not supported" );
+
   SMDS_Mesh* newMesh = new SMDS_Mesh;
   theNew2OldFaces.clear();
   theNew2OldNodes.clear();
@@ -2663,11 +2668,6 @@ SMDS_Mesh* SMESH_MeshAlgos::MakeOffset( SMDS_ElemIteratorPtr theFaceIt,
     ( std::make_pair(( const SMDS_MeshElement*) 0,
                      ( const SMDS_MeshElement*) 0)); // to have index == face->GetID()
 
-  if ( theSrcMesh.GetMeshInfo().NbFaces( ORDER_QUADRATIC ) > 0 )
-    throw SALOME_Exception( "Offset of quadratic mesh not supported" );
-  if ( theSrcMesh.GetMeshInfo().NbFaces() > theSrcMesh.GetMeshInfo().NbTriangles() )
-    throw SALOME_Exception( "Offset of non-triangular mesh not supported" );
-
   // copy input faces to the newMesh keeping IDs of nodes
 
   double minNodeDist = 1e100;
@@ -2747,8 +2747,9 @@ SMDS_Mesh* SMESH_MeshAlgos::MakeOffset( SMDS_ElemIteratorPtr theFaceIt,
       normals[i].SetCoord( 0,0,0 ); // TODO find norm by neighbors
   }
 
-  const double  tol = 1e-3 * Sqrt( minNodeDist );
   const double sign = ( theOffset < 0 ? -1 : +1 );
+  const double  tol = Min( 1e-3 * Sqrt( minNodeDist ),
+                           1e-2 * theOffset * sign );
 
   // translate new nodes by normal to input faces
   gp_XYZ newXYZ;