-// Copyright (C) 2007-2012 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2013 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
double d4 = GCPnts_AbscissaPoint::Length( A2dC, myFirst[i], p4 );
//cout<<"len = "<<len<<" d2 = "<<d2<<" fabs(2*d2/len-1.0) = "<<fabs(2*d2/len-1.0)<<endl;
myIsUniform[i] = !( fabs(2*d2/myEdgeLength[i]-1.0) > 0.01 || fabs(2*d4/d2-1.0) > 0.01 );
- if ( !myIsUniform[i] )
+ //if ( !myIsUniform[i] ) to implement Value3d(u)
{
double fp,lp;
- TopLoc_Location L;
- Handle(Geom_Curve) C3d = BRep_Tool::Curve(myEdge[i],L,fp,lp);
+ Handle(Geom_Curve) C3d = BRep_Tool::Curve(myEdge[i],fp,lp);
myC3dAdaptor[i].Load( C3d, fp,lp );
}
}
//================================================================================
/*!
* \brief Constructor of a side for vertex using data from other FaceSide
- * \param theVertex - the vertex
- * \param theSide - the side
+ * \param theVertex - the vertex
+ * \param theSide - the side
*/
//================================================================================
-StdMeshers_FaceSide::StdMeshers_FaceSide(const SMDS_MeshNode* theNode,
- const gp_Pnt2d thePnt2d,
- const StdMeshers_FaceSide* theSide)
+StdMeshers_FaceSide::StdMeshers_FaceSide(const StdMeshers_FaceSide* theSide,
+ const SMDS_MeshNode* theNode,
+ const gp_Pnt2d* thePnt2d1,
+ const gp_Pnt2d* thePnt2d2,
+ const Handle(Geom2d_Curve)& theC2d,
+ const double theUFirst,
+ const double theULast)
{
- myC2d.resize(1);
+ myC2d.push_back ( theC2d );
+ myFirst.push_back ( theUFirst );
+ myLast.push_back ( theULast );
+ myNormPar.push_back ( 1. );
+ myIsUniform.push_back( true );
+ myEdgeID.push_back ( 0 );
myLength = 0;
myProxyMesh = theSide->myProxyMesh;
- myDefaultPnt2d = thePnt2d;
-
- myPoints = theSide->GetUVPtStruct();
- myNbPonits = myNbSegments = myPoints.size();
- std::vector<uvPtStruct>::iterator it = myPoints.begin();
- for(; it!=myPoints.end(); it++) {
- (*it).u = thePnt2d.X();
- (*it).v = thePnt2d.Y();
- (*it).y = 0.0;
- (*it).node = theNode;
- }
+ myDefaultPnt2d = *thePnt2d1;
+ myPoints = theSide->GetUVPtStruct();
+ myNbPonits = myPoints.size();
+ myNbSegments = theSide->myNbSegments;
+ if ( thePnt2d2 )
+ for ( size_t i = 0; i < myPoints.size(); ++i )
+ {
+ double r = i / ( myPoints.size() - 1. );
+ myPoints[i].u = (1-r) * thePnt2d1->X() + r * thePnt2d2->X();
+ myPoints[i].v = (1-r) * thePnt2d1->Y() + r * thePnt2d2->Y();
+ myPoints[i].node = theNode;
+ }
+ else
+ for ( size_t i = 0; i < myPoints.size(); ++i )
+ {
+ myPoints[i].u = thePnt2d1->X();
+ myPoints[i].v = thePnt2d1->Y();
+ myPoints[i].node = theNode;
+ }
}
//================================================================================
}
} // loop on myEdge's
- if ( u2node.size() + nbProxyNodes != myNbPonits )
+ if ( u2node.size() + nbProxyNodes != myNbPonits &&
+ u2node.size() + nbProxyNodes != NbPoints( /*update=*/true ))
{
MESSAGE("Wrong node parameters on edges, u2node.size():"
<<u2node.size()<<" != myNbPonits:"<<myNbPonits);
{
const UVPtStructVec& edgeUVPtStruct = proxySubMesh[iE]->GetUVPtStructVec();
std::copy( edgeUVPtStruct.begin(), edgeUVPtStruct.end(), & points[iPt] );
+ // check orientation
+ double du1 = edgeUVPtStruct.back().param - edgeUVPtStruct[0].param;
+ double du2 = myLast[iE] - myFirst[iE];
+ if ( du1 * du2 < 0 )
+ {
+ std::reverse( & points[iPt], & points[iPt + edgeUVPtStruct.size()]);
+ for ( size_t i = 0; i < edgeUVPtStruct.size(); ++i )
+ points[iPt+i].normParam = 1. - points[iPt+i].normParam;
+ }
// update normalized params
if ( myEdge.size() > 1 ) {
for ( size_t i = 0; i < edgeUVPtStruct.size(); ++i, ++iPt )
{
UVPtStruct & uvPt = points[iPt];
- uvPt.normParam = prevNormPar + uvPt.normParam * paramSize;
- uvPt.x = uvPt.y = uvPt.normParam;
+ uvPt.normParam = prevNormPar + uvPt.normParam * paramSize;
+ uvPt.x = uvPt.y = uvPt.normParam;
}
--iPt; // to point to the 1st VERTEX of the next EDGE
}
reverse( myEdge );
reverse( myEdgeID );
reverse( myC2d );
- reverse( myC3dAdaptor );
+ //reverse( myC3dAdaptor );
reverse( myFirst );
reverse( myLast );
reverse( myNormPar );
for ( size_t i = 0; i < myEdge.size(); ++i )
reverseProxySubmesh( myEdge[i] );
}
+ for ( size_t i = 0; i < myEdge.size(); ++i )
+ {
+ double fp,lp;
+ Handle(Geom_Curve) C3d = BRep_Tool::Curve(myEdge[i],fp,lp);
+ if ( !C3d.IsNull() )
+ myC3dAdaptor[i].Load( C3d, fp,lp );
+ }
+}
+
+//=======================================================================
+//function : SetIgnoreMediumNodes
+//purpose : Make ignore medium nodes
+//=======================================================================
+
+void StdMeshers_FaceSide::SetIgnoreMediumNodes(bool toIgnore)
+{
+ if ( myIgnoreMediumNodes != toIgnore )
+ {
+ myIgnoreMediumNodes = toIgnore;
+
+ if ( !myPoints.empty() )
+ {
+ UVPtStructVec newPoints;
+ newPoints.reserve( myPoints.size()/2 + 1 );
+ for ( size_t i = 0; i < myPoints.size(); i += 2 )
+ newPoints.push_back( myPoints[i] );
+
+ myPoints.swap( newPoints );
+ }
+ else
+ {
+ NbPoints( /*update=*/true );
+ }
+ }
+}
+
+//=======================================================================
+//function : NbPoints
+//purpose : Return nb nodes on edges and vertices (+1 to be == GetUVPtStruct().size() )
+// Call it with update == true if mesh of this side can be recomputed
+// since creation of this side
+//=======================================================================
+
+int StdMeshers_FaceSide::NbPoints(const bool update) const
+{
+ if ( !myPoints.empty() )
+ return myPoints.size();
+
+ // if ( !myFalsePoints.empty() )
+ // return myFalsePoints.size();
+
+ if ( update && myEdge.size() > 0 )
+ {
+ StdMeshers_FaceSide* me = (StdMeshers_FaceSide*) this;
+ me->myNbPonits = 0;
+ me->myNbSegments = 0;
+ me->myMissingVertexNodes = false;
+
+ for ( int i = 0; i < NbEdges(); ++i )
+ {
+ TopoDS_Vertex v1 = SMESH_MesherHelper::IthVertex( 0, myEdge[i] );
+ if ( SMESH_Algo::VertexNode( v1, myProxyMesh->GetMeshDS() ))
+ me->myNbPonits += 1; // for the first end
+ else
+ me->myMissingVertexNodes = true;
+
+ if ( const SMESHDS_SubMesh* sm = myProxyMesh->GetSubMesh( Edge(i) )) {
+ int nbN = sm->NbNodes();
+ if ( myIgnoreMediumNodes ) {
+ SMDS_ElemIteratorPtr elemIt = sm->GetElements();
+ if ( elemIt->more() && elemIt->next()->IsQuadratic() )
+ nbN -= sm->NbElements();
+ }
+ me->myNbPonits += nbN;
+ me->myNbSegments += sm->NbElements();
+ }
+ }
+ TopoDS_Vertex v1 = SMESH_MesherHelper::IthVertex( 1, Edge( NbEdges()-1 ));
+ if ( SMESH_Algo::VertexNode( v1, myProxyMesh->GetMeshDS() ))
+ me->myNbPonits++; // for the last end
+ else
+ me->myMissingVertexNodes = true;
+ }
+ return myNbPonits;
+}
+
+//=======================================================================
+//function : NbSegments
+//purpose : Return nb edges
+// Call it with update == true if mesh of this side can be recomputed
+// since creation of this side
+//=======================================================================
+
+int StdMeshers_FaceSide::NbSegments(const bool update) const
+{
+ return NbPoints( update ), myNbSegments;
}
//================================================================================
return new BRepAdaptor_CompCurve( aWire );
}
-
//================================================================================
/*!
* \brief Return 2D point by normalized parameter
return myDefaultPnt2d;
}
+//================================================================================
+/*!
+ * \brief Return XYZ by normalized parameter
+ * \param U - normalized parameter value
+ * \retval gp_Pnt - point
+ */
+//================================================================================
+
+gp_Pnt StdMeshers_FaceSide::Value3d(double U) const
+{
+ int i = EdgeIndex( U );
+ double prevU = i ? myNormPar[ i-1 ] : 0;
+ double r = ( U - prevU )/ ( myNormPar[ i ] - prevU );
+
+ double par = myFirst[i] * ( 1 - r ) + myLast[i] * r;
+
+ // check parametrization of curve
+ if( !myIsUniform[i] )
+ {
+ double aLen3dU = r * myEdgeLength[i] * ( myFirst[i]>myLast[i] ? -1. : 1.);
+ GCPnts_AbscissaPoint AbPnt
+ ( const_cast<GeomAdaptor_Curve&>( myC3dAdaptor[i]), aLen3dU, myFirst[i] );
+ if( AbPnt.IsDone() ) {
+ par = AbPnt.Parameter();
+ }
+ }
+ return myC3dAdaptor[ i ].Value(par);
+}
+
//================================================================================
/*!
* \brief Return wires of a face as StdMeshers_FaceSide's
TError & theError,
SMESH_ProxyMesh::Ptr theProxyMesh)
{
- TopoDS_Vertex V1;
list< TopoDS_Edge > edges, internalEdges;
list< int > nbEdgesInWires;
- int nbWires = SMESH_Block::GetOrderedEdges (theFace, V1, edges, nbEdgesInWires);
+ int nbWires = SMESH_Block::GetOrderedEdges (theFace, edges, nbEdgesInWires);
// split list of all edges into separate wires
TSideVector wires( nbWires );
