#include "utilities.h"
#include "Utils_ExceptHandlers.hxx"
-#ifndef StdMeshers_Array2OfNode_HeaderFile
-#define StdMeshers_Array2OfNode_HeaderFile
-typedef const SMDS_MeshNode* SMDS_MeshNodePtr;
-typedef NCollection_Array2<SMDS_MeshNodePtr> StdMeshers_Array2OfNode;
-#endif
+#include <boost/container/flat_set.hpp>
-using namespace std;
+typedef NCollection_Array2<const SMDS_MeshNode*> StdMeshers_Array2OfNode;
typedef gp_XY gp_UV;
typedef SMESH_Comment TComm;
+using namespace std;
+
//=============================================================================
/*!
*
continue;
}
- int nbNoDegenEdges = 0;
+ int nbNoDegenEdges = 0, totalNbEdges = 0;
TopExp_Explorer eExp( aFace, TopAbs_EDGE );
- for ( ; eExp.More() && nbNoDegenEdges < 3; eExp.Next() ) {
+ for ( ; eExp.More() && nbNoDegenEdges < 3; eExp.Next(), ++totalNbEdges ) {
if ( !SMESH_Algo::isDegenerated( TopoDS::Edge( eExp.Current() )))
++nbNoDegenEdges;
}
- if ( toCheckAll && nbNoDegenEdges < 3 ) return false;
- if ( !toCheckAll && nbNoDegenEdges >= 3 ) return true;
+ if ( toCheckAll && ( totalNbEdges < 4 && nbNoDegenEdges < 3 )) return false;
+ if ( !toCheckAll && ( totalNbEdges >= 4 || nbNoDegenEdges >= 3 )) return true;
}
return ( toCheckAll && nbFoundFaces != 0 );
}
}
}
}
- else
+ else //if ( !myHelper || !myHelper->IsRealSeam( edge ))
{
sideEdges.push_back( edge );
}
{
// "smooth" by computing node positions using 3D TFI and further projection
- int nbhoriz = quad->iSize;
- int nbvertic = quad->jSize;
+ list< FaceQuadStruct::Ptr >::iterator q = myQuadList.begin();
+ for ( ; q != myQuadList.end() ; ++q )
+ {
+ quad = *q;
+ int nbhoriz = quad->iSize;
+ int nbvertic = quad->jSize;
- SMESH_TNodeXYZ a0( quad->UVPt( 0, 0 ).node );
- SMESH_TNodeXYZ a1( quad->UVPt( nbhoriz-1, 0 ).node );
- SMESH_TNodeXYZ a2( quad->UVPt( nbhoriz-1, nbvertic-1 ).node );
- SMESH_TNodeXYZ a3( quad->UVPt( 0, nbvertic-1 ).node );
+ SMESH_TNodeXYZ a0( quad->UVPt( 0, 0 ).node );
+ SMESH_TNodeXYZ a1( quad->UVPt( nbhoriz-1, 0 ).node );
+ SMESH_TNodeXYZ a2( quad->UVPt( nbhoriz-1, nbvertic-1 ).node );
+ SMESH_TNodeXYZ a3( quad->UVPt( 0, nbvertic-1 ).node );
- for (int i = 1; i < nbhoriz-1; i++)
- {
- SMESH_TNodeXYZ p0( quad->UVPt( i, 0 ).node );
- SMESH_TNodeXYZ p2( quad->UVPt( i, nbvertic-1 ).node );
- for (int j = 1; j < nbvertic-1; j++)
+ for (int i = 1; i < nbhoriz-1; i++)
{
- SMESH_TNodeXYZ p1( quad->UVPt( nbhoriz-1, j ).node );
- SMESH_TNodeXYZ p3( quad->UVPt( 0, j ).node );
+ SMESH_TNodeXYZ p0( quad->UVPt( i, 0 ).node );
+ SMESH_TNodeXYZ p2( quad->UVPt( i, nbvertic-1 ).node );
+ for (int j = 1; j < nbvertic-1; j++)
+ {
+ SMESH_TNodeXYZ p1( quad->UVPt( nbhoriz-1, j ).node );
+ SMESH_TNodeXYZ p3( quad->UVPt( 0, j ).node );
- UVPtStruct& uvp = quad->UVPt( i, j );
+ UVPtStruct& uvp = quad->UVPt( i, j );
- gp_Pnt p = myHelper->calcTFI(uvp.x,uvp.y, a0,a1,a2,a3, p0,p1,p2,p3);
- gp_Pnt2d uv = surface->NextValueOfUV( uvp.UV(), p, 10*tol );
- gp_Pnt pnew = surface->Value( uv );
+ gp_Pnt p = myHelper->calcTFI(uvp.x,uvp.y, a0,a1,a2,a3, p0,p1,p2,p3);
+ gp_Pnt2d uv = surface->NextValueOfUV( uvp.UV(), p, 10*tol );
+ gp_Pnt pnew = surface->Value( uv );
- meshDS->MoveNode( uvp.node, pnew.X(), pnew.Y(), pnew.Z() );
- uvp.u = uv.X();
- uvp.v = uv.Y();
+ meshDS->MoveNode( uvp.node, pnew.X(), pnew.Y(), pnew.Z() );
+ uvp.u = uv.X();
+ uvp.v = uv.Y();
+ }
}
}
- return;
}
+ else
+ {
+ // Get nodes to smooth
- // Get nodes to smooth
-
- typedef map< const SMDS_MeshNode*, TSmoothNode, TIDCompare > TNo2SmooNoMap;
- TNo2SmooNoMap smooNoMap;
+ typedef map< const SMDS_MeshNode*, TSmoothNode, TIDCompare > TNo2SmooNoMap;
+ TNo2SmooNoMap smooNoMap;
- // fixed nodes
- set< const SMDS_MeshNode* > fixedNodes;
- for ( size_t i = 0; i < myForcedPnts.size(); ++i )
- {
- fixedNodes.insert( myForcedPnts[i].node );
- if ( myForcedPnts[i].node->getshapeId() != myHelper->GetSubShapeID() )
+ // fixed nodes
+ boost::container::flat_set< const SMDS_MeshNode* > fixedNodes;
+ for ( size_t i = 0; i < myForcedPnts.size(); ++i )
{
- TSmoothNode & sNode = smooNoMap[ myForcedPnts[i].node ];
- sNode._uv = myForcedPnts[i].uv;
- sNode._xyz = SMESH_TNodeXYZ( myForcedPnts[i].node );
+ fixedNodes.insert( myForcedPnts[i].node );
+ if ( myForcedPnts[i].node->getshapeId() != myHelper->GetSubShapeID() )
+ {
+ TSmoothNode & sNode = smooNoMap[ myForcedPnts[i].node ];
+ sNode._uv = myForcedPnts[i].uv;
+ sNode._xyz = SMESH_TNodeXYZ( myForcedPnts[i].node );
+ }
}
- }
- SMESHDS_SubMesh* fSubMesh = meshDS->MeshElements( quad->face );
- SMDS_NodeIteratorPtr nIt = fSubMesh->GetNodes();
- while ( nIt->more() ) // loop on nodes bound to a FACE
- {
- const SMDS_MeshNode* node = nIt->next();
- TSmoothNode & sNode = smooNoMap[ node ];
- sNode._uv = myHelper->GetNodeUV( quad->face, node );
- sNode._xyz = SMESH_TNodeXYZ( node );
- if ( fixedNodes.count( node ))
- continue; // fixed - no triangles
-
- // set sNode._triangles
- SMDS_ElemIteratorPtr fIt = node->GetInverseElementIterator( SMDSAbs_Face );
- while ( fIt->more() )
+ SMESHDS_SubMesh* fSubMesh = meshDS->MeshElements( quad->face );
+ SMDS_NodeIteratorPtr nIt = fSubMesh->GetNodes();
+ while ( nIt->more() ) // loop on nodes bound to a FACE
{
- const SMDS_MeshElement* face = fIt->next();
- const int nbN = face->NbCornerNodes();
- const int nInd = face->GetNodeIndex( node );
- const int prevInd = myHelper->WrapIndex( nInd - 1, nbN );
- const int nextInd = myHelper->WrapIndex( nInd + 1, nbN );
- const SMDS_MeshNode* prevNode = face->GetNode( prevInd );
- const SMDS_MeshNode* nextNode = face->GetNode( nextInd );
- sNode._triangles.push_back( TTriangle( & smooNoMap[ prevNode ],
- & smooNoMap[ nextNode ]));
- }
- }
- // set _uv of smooth nodes on FACE boundary
- set< StdMeshers_FaceSide* > sidesOnEdge;
- list< FaceQuadStruct::Ptr >::iterator q = myQuadList.begin();
- for ( ; q != myQuadList.end() ; ++q )
- for ( size_t i = 0; i < (*q)->side.size(); ++i )
- if ( ! (*q)->side[i].grid->Edge(0).IsNull() &&
- //(*q)->nbNodeOut( i ) == 0 &&
- sidesOnEdge.insert( (*q)->side[i].grid.get() ).second )
+ const SMDS_MeshNode* node = nIt->next();
+ TSmoothNode & sNode = smooNoMap[ node ];
+ sNode._uv = myHelper->GetNodeUV( quad->face, node );
+ sNode._xyz = SMESH_TNodeXYZ( node );
+ if ( fixedNodes.count( node ))
+ continue; // fixed - no triangles
+
+ // set sNode._triangles
+ SMDS_ElemIteratorPtr fIt = node->GetInverseElementIterator( SMDSAbs_Face );
+ while ( fIt->more() )
{
- const vector<UVPtStruct>& uvVec = (*q)->side[i].grid->GetUVPtStruct();
- for ( unsigned j = 0; j < uvVec.size(); ++j )
+ const SMDS_MeshElement* face = fIt->next();
+ const int nbN = face->NbCornerNodes();
+ const int nInd = face->GetNodeIndex( node );
+ const int prevInd = myHelper->WrapIndex( nInd - 1, nbN );
+ const int nextInd = myHelper->WrapIndex( nInd + 1, nbN );
+ const SMDS_MeshNode* prevNode = face->GetNode( prevInd );
+ const SMDS_MeshNode* nextNode = face->GetNode( nextInd );
+ sNode._triangles.push_back( TTriangle( & smooNoMap[ prevNode ],
+ & smooNoMap[ nextNode ]));
+ }
+ }
+ // set _uv of smooth nodes on FACE boundary
+ set< StdMeshers_FaceSide* > sidesOnEdge;
+ list< FaceQuadStruct::Ptr >::iterator q = myQuadList.begin();
+ for ( ; q != myQuadList.end() ; ++q )
+ for ( size_t i = 0; i < (*q)->side.size(); ++i )
+ if ( ! (*q)->side[i].grid->Edge(0).IsNull() &&
+ //(*q)->nbNodeOut( i ) == 0 &&
+ sidesOnEdge.insert( (*q)->side[i].grid.get() ).second )
{
- TSmoothNode & sNode = smooNoMap[ uvVec[j].node ];
- sNode._uv = uvVec[j].UV();
- sNode._xyz = SMESH_TNodeXYZ( uvVec[j].node );
+ const vector<UVPtStruct>& uvVec = (*q)->side[i].grid->GetUVPtStruct();
+ for ( unsigned j = 0; j < uvVec.size(); ++j )
+ {
+ TSmoothNode & sNode = smooNoMap[ uvVec[j].node ];
+ sNode._uv = uvVec[j].UV();
+ sNode._xyz = SMESH_TNodeXYZ( uvVec[j].node );
+ }
}
- }
- // define reference orientation in 2D
- TNo2SmooNoMap::iterator n2sn = smooNoMap.begin();
- for ( ; n2sn != smooNoMap.end(); ++n2sn )
- if ( !n2sn->second._triangles.empty() )
- break;
- if ( n2sn == smooNoMap.end() ) return;
- const TSmoothNode & sampleNode = n2sn->second;
- const bool refForward = ( sampleNode._triangles[0].IsForward( sampleNode._uv ));
+ // define reference orientation in 2D
+ TNo2SmooNoMap::iterator n2sn = smooNoMap.begin();
+ for ( ; n2sn != smooNoMap.end(); ++n2sn )
+ if ( !n2sn->second._triangles.empty() )
+ break;
+ if ( n2sn == smooNoMap.end() ) return;
+ const TSmoothNode & sampleNode = n2sn->second;
+ const bool refForward = ( sampleNode._triangles[0].IsForward( sampleNode._uv ));
- // Smoothing
+ // Smoothing
- for ( int iLoop = 0; iLoop < 5; ++iLoop )
- {
- for ( n2sn = smooNoMap.begin(); n2sn != smooNoMap.end(); ++n2sn )
+ for ( int iLoop = 0; iLoop < 5; ++iLoop )
{
- TSmoothNode& sNode = n2sn->second;
- if ( sNode._triangles.empty() )
- continue; // not movable node
+ for ( n2sn = smooNoMap.begin(); n2sn != smooNoMap.end(); ++n2sn )
+ {
+ TSmoothNode& sNode = n2sn->second;
+ if ( sNode._triangles.empty() )
+ continue; // not movable node
- gp_XY newUV;
- bool isValid = false;
- bool use3D = ( iLoop > 2 ); // 3 loops in 2D and 2, in 3D
+ gp_XY newUV;
+ bool isValid = false;
+ bool use3D = ( iLoop > 2 ); // 3 loops in 2D and 2, in 3D
- if ( use3D )
- {
- // compute a new XYZ
- gp_XYZ newXYZ (0,0,0);
- for ( size_t i = 0; i < sNode._triangles.size(); ++i )
- newXYZ += sNode._triangles[i]._n1->_xyz;
- newXYZ /= sNode._triangles.size();
-
- // compute a new UV by projection
- newUV = surface->NextValueOfUV( sNode._uv, newXYZ, 10*tol ).XY();
-
- // check validity of the newUV
- for ( size_t i = 0; i < sNode._triangles.size() && isValid; ++i )
- isValid = ( sNode._triangles[i].IsForward( newUV ) == refForward );
- }
- if ( !isValid )
- {
- // compute a new UV by averaging
- newUV.SetCoord(0.,0.);
- for ( unsigned i = 0; i < sNode._triangles.size(); ++i )
- newUV += sNode._triangles[i]._n1->_uv;
- newUV /= sNode._triangles.size();
-
- // check validity of the newUV
- isValid = true;
- for ( unsigned i = 0; i < sNode._triangles.size() && isValid; ++i )
- isValid = ( sNode._triangles[i].IsForward( newUV ) == refForward );
- }
- if ( isValid )
- {
- sNode._uv = newUV;
- sNode._xyz = surface->Value( newUV ).XYZ();
+ if ( use3D )
+ {
+ // compute a new XYZ
+ gp_XYZ newXYZ (0,0,0);
+ for ( size_t i = 0; i < sNode._triangles.size(); ++i )
+ newXYZ += sNode._triangles[i]._n1->_xyz;
+ newXYZ /= sNode._triangles.size();
+
+ // compute a new UV by projection
+ newUV = surface->NextValueOfUV( sNode._uv, newXYZ, 10*tol ).XY();
+
+ // check validity of the newUV
+ for ( size_t i = 0; i < sNode._triangles.size() && isValid; ++i )
+ isValid = ( sNode._triangles[i].IsForward( newUV ) == refForward );
+ }
+ if ( !isValid )
+ {
+ // compute a new UV by averaging
+ newUV.SetCoord(0.,0.);
+ for ( unsigned i = 0; i < sNode._triangles.size(); ++i )
+ newUV += sNode._triangles[i]._n1->_uv;
+ newUV /= sNode._triangles.size();
+
+ // check validity of the newUV
+ isValid = true;
+ for ( unsigned i = 0; i < sNode._triangles.size() && isValid; ++i )
+ isValid = ( sNode._triangles[i].IsForward( newUV ) == refForward );
+ }
+ if ( isValid )
+ {
+ sNode._uv = newUV;
+ sNode._xyz = surface->Value( newUV ).XYZ();
+ }
}
}
- }
- // Set new XYZ to the smoothed nodes
+ // Set new XYZ to the smoothed nodes
- for ( n2sn = smooNoMap.begin(); n2sn != smooNoMap.end(); ++n2sn )
- {
- TSmoothNode& sNode = n2sn->second;
- if ( sNode._triangles.empty() )
- continue; // not movable node
+ for ( n2sn = smooNoMap.begin(); n2sn != smooNoMap.end(); ++n2sn )
+ {
+ TSmoothNode& sNode = n2sn->second;
+ if ( sNode._triangles.empty() )
+ continue; // not movable node
- SMDS_MeshNode* node = const_cast< SMDS_MeshNode*>( n2sn->first );
- gp_Pnt xyz = surface->Value( sNode._uv );
- meshDS->MoveNode( node, xyz.X(), xyz.Y(), xyz.Z() );
+ SMDS_MeshNode* node = const_cast< SMDS_MeshNode*>( n2sn->first );
+ gp_Pnt xyz = surface->Value( sNode._uv );
+ meshDS->MoveNode( node, xyz.X(), xyz.Y(), xyz.Z() );
- // store the new UV
- node->SetPosition( SMDS_PositionPtr( new SMDS_FacePosition( sNode._uv.X(), sNode._uv.Y() )));
+ // store the new UV
+ node->SetPosition( SMDS_PositionPtr( new SMDS_FacePosition( sNode._uv.X(), sNode._uv.Y() )));
+ }
}
// Move medium nodes in quadratic mesh
meshDS->MoveNode( node, xyz.X(), xyz.Y(), xyz.Z() );
}
}
+ return;
}
//================================================================================
if ( myHelper->HasSeam() )
for ( int i = 0; i < nbN && !nInFace; ++i )
if ( !myHelper->IsSeamShape( nn[i]->getshapeId() ))
+ {
nInFace = nn[i];
+ gp_XY uv = myHelper->GetNodeUV( geomFace, nInFace );
+ if ( myHelper->IsOnSeam( uv ))
+ nInFace = NULL;
+ }
toCheckUV = true;
for ( int i = 0; i < nbN; ++i )
uv[ i ] = myHelper->GetNodeUV( geomFace, nn[i], nInFace, &toCheckUV );
+ bool isBad = false;
switch ( nbN ) {
case 4:
{
if ( sign1 * sign2 < 0 )
continue; // this should not happen
}
- if ( sign1 * okSign < 0 )
- badFaces.push_back ( f );
+ isBad = ( sign1 * okSign < 0 );
break;
}
case 3:
{
double sign = getArea( uv[0], uv[1], uv[2] );
- if ( sign * okSign < 0 )
- badFaces.push_back ( f );
+ isBad = ( sign * okSign < 0 );
break;
}
default:;
}
+
+ // if ( isBad && myHelper->HasRealSeam() )
+ // {
+ // // detect a case where a face intersects the seam
+ // for ( int iPar = 1; iPar < 3; ++iPar )
+ // if ( iPar & myHelper->GetPeriodicIndex() )
+ // {
+ // double min = uv[0].Coord( iPar ), max = uv[0].Coord( iPar );
+ // for ( int i = 1; i < nbN; ++i )
+ // {
+ // min = Min( min, uv[i].Coord( iPar ));
+ // max = Max( max, uv[i].Coord( iPar ));
+ // }
+ // }
+ // }
+ if ( isBad )
+ badFaces.push_back ( f );
}
if ( !badFaces.empty() )
if ( SMESH_Algo::isDegenerated( prevE ))
{
list<TopoDS_Edge>::reverse_iterator edge = ++theWire.rbegin();
- while ( SMESH_Algo::isDegenerated( *edge ))
+ while ( SMESH_Algo::isDegenerated( *edge ) /*|| helper.IsRealSeam( *edge )*/)
++edge;
if ( edge == theWire.rend() )
return false;
list<TopoDS_Edge>::iterator edge = theWire.begin();
for ( int iE = 0; edge != theWire.end(); ++edge, ++iE )
{
- if ( SMESH_Algo::isDegenerated( *edge ))
+ if ( SMESH_Algo::isDegenerated( *edge ) /*|| helper.IsRealSeam( *edge )*/)
{
++theNbDegenEdges;
continue;
