// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
-// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
//
//
// Module : SMESH
// $Header$
-using namespace std;
#include "StdMeshers_LocalLength.hxx"
+
+#include "SMESH_Mesh.hxx"
+#include "SMESH_Algo.hxx"
+
#include "utilities.h"
+#include <BRep_Tool.hxx>
+#include <GCPnts_AbscissaPoint.hxx>
+#include <GeomAdaptor_Curve.hxx>
+#include <Geom_Curve.hxx>
+#include <TopExp.hxx>
+#include <TopLoc_Location.hxx>
+#include <TopTools_IndexedMapOfShape.hxx>
+#include <TopoDS.hxx>
+#include <TopoDS_Edge.hxx>
+
+using namespace std;
+
//=============================================================================
/*!
*
*/
//=============================================================================
-StdMeshers_LocalLength::StdMeshers_LocalLength(int hypId, int studyId,
- SMESH_Gen * gen):SMESH_Hypothesis(hypId, studyId, gen)
+StdMeshers_LocalLength::StdMeshers_LocalLength(int hypId, int studyId, SMESH_Gen * gen)
+ :SMESH_Hypothesis(hypId, studyId, gen)
{
- _length = 1.;
- _name = "LocalLength";
-// SCRUTE(_name);
-// SCRUTE(&_name);
- _param_algo_dim = 1; // is used by SMESH_Regular_1D
+ _length = 1.;
+ _name = "LocalLength";
+ _param_algo_dim = 1; // is used by SMESH_Regular_1D
}
//=============================================================================
{
return hyp.LoadFrom( load );
}
+
+//================================================================================
+/*!
+ * \brief Initialize segment length by the mesh built on the geometry
+ * \param theMesh - the built mesh
+ * \param theShape - the geometry of interest
+ * \retval bool - true if parameter values have been successfully defined
+ */
+//================================================================================
+
+bool StdMeshers_LocalLength::SetParametersByMesh(const SMESH_Mesh* theMesh,
+ const TopoDS_Shape& theShape)
+{
+ if ( !theMesh || theShape.IsNull() )
+ return false;
+
+ _length = 0.;
+
+ Standard_Real UMin, UMax;
+ TopLoc_Location L;
+
+ int nbEdges = 0;
+ TopTools_IndexedMapOfShape edgeMap;
+ TopExp::MapShapes( theShape, TopAbs_EDGE, edgeMap );
+ for ( int iE = 1; iE <= edgeMap.Extent(); ++iE )
+ {
+ const TopoDS_Edge& edge = TopoDS::Edge( edgeMap( iE ));
+ Handle(Geom_Curve) C = BRep_Tool::Curve( edge, L, UMin, UMax );
+ GeomAdaptor_Curve AdaptCurve(C);
+
+ vector< double > params;
+ SMESHDS_Mesh* aMeshDS = const_cast< SMESH_Mesh* >( theMesh )->GetMeshDS();
+ if ( SMESH_Algo::GetNodeParamOnEdge( aMeshDS, edge, params ))
+ {
+ for ( int i = 1; i < params.size(); ++i )
+ _length += GCPnts_AbscissaPoint::Length( AdaptCurve, params[ i-1 ], params[ i ]);
+ nbEdges += params.size() - 1;
+ }
+ }
+ if ( nbEdges )
+ _length /= nbEdges;
+
+ return nbEdges;
+}