mirror of
https://git.salome-platform.org/gitpub/modules/smesh.git
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22372: EDF 2758 SMESH: Create/Manage groups on a mesh composed of nodes and balls
1) In ElementsOnShape, particularly treat a case of the box shape, to speed up classification 2) Move BelongToGeom and LyingOnGeom classes from SMESH_Filter_i.*xx
This commit is contained in:
eap
parent
120b69a243
commit
b527115273
@ -35,6 +35,8 @@
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#include "SMESH_OctreeNode.hxx"
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#include "SMESH_MeshAlgos.hxx"
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#include <Basics_Utils.hxx>
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#include <BRepAdaptor_Surface.hxx>
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#include <BRepClass_FaceClassifier.hxx>
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#include <BRep_Tool.hxx>
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@ -47,6 +49,7 @@
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#include <TColStd_SequenceOfAsciiString.hxx>
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#include <TColgp_Array1OfXYZ.hxx>
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#include <TopAbs.hxx>
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#include <TopExp.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Face.hxx>
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@ -66,8 +69,6 @@
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#include <set>
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#include <limits>
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#include <Basics_Utils.hxx>
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/*
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AUXILIARY METHODS
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*/
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@ -4083,8 +4084,15 @@ void ElementsOnShape::TClassifier::Init (const TopoDS_Shape& theShape, double th
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switch ( myShape.ShapeType() )
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{
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case TopAbs_SOLID: {
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if ( isBox( theShape ))
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{
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myIsOutFun = & ElementsOnShape::TClassifier::isOutOfBox;
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}
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else
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{
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mySolidClfr.Load(theShape);
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myIsOutFun = & ElementsOnShape::TClassifier::isOutOfSolid;
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}
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break;
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}
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case TopAbs_FACE: {
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@ -4118,6 +4126,11 @@ bool ElementsOnShape::TClassifier::isOutOfSolid (const gp_Pnt& p)
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return ( mySolidClfr.State() != TopAbs_IN && mySolidClfr.State() != TopAbs_ON );
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}
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bool ElementsOnShape::TClassifier::isOutOfBox (const gp_Pnt& p)
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{
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return myBox.IsOut( p.XYZ() );
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}
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bool ElementsOnShape::TClassifier::isOutOfFace (const gp_Pnt& p)
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{
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myProjFace.Perform( p );
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@ -4145,6 +4158,383 @@ bool ElementsOnShape::TClassifier::isOutOfVertex(const gp_Pnt& p)
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return ( myVertexXYZ.Distance( p ) > myTol );
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}
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bool ElementsOnShape::TClassifier::isBox (const TopoDS_Shape& theShape)
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{
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TopTools_IndexedMapOfShape vMap;
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TopExp::MapShapes( theShape, TopAbs_VERTEX, vMap );
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if ( vMap.Extent() != 8 )
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return false;
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myBox.Clear();
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for ( int i = 1; i <= 8; ++i )
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myBox.Add( BRep_Tool::Pnt( TopoDS::Vertex( vMap( i ))).XYZ() );
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gp_XYZ pMin = myBox.CornerMin(), pMax = myBox.CornerMax();
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for ( int i = 1; i <= 8; ++i )
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{
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gp_Pnt p = BRep_Tool::Pnt( TopoDS::Vertex( vMap( i )));
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for ( int iC = 1; iC <= 3; ++ iC )
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{
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double d1 = Abs( pMin.Coord( iC ) - p.Coord( iC ));
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double d2 = Abs( pMax.Coord( iC ) - p.Coord( iC ));
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if ( Min( d1, d2 ) > myTol )
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return false;
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}
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}
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myBox.Enlarge( myTol );
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return true;
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}
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/*
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Class : BelongToGeom
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Description : Predicate for verifying whether entity belongs to
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specified geometrical support
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*/
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BelongToGeom::BelongToGeom()
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: myMeshDS(NULL),
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myType(SMDSAbs_All),
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myIsSubshape(false),
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myTolerance(Precision::Confusion())
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{}
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void BelongToGeom::SetMesh( const SMDS_Mesh* theMesh )
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{
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myMeshDS = dynamic_cast<const SMESHDS_Mesh*>(theMesh);
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init();
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}
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void BelongToGeom::SetGeom( const TopoDS_Shape& theShape )
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{
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myShape = theShape;
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init();
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}
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static bool IsSubShape (const TopTools_IndexedMapOfShape& theMap,
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const TopoDS_Shape& theShape)
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{
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if (theMap.Contains(theShape)) return true;
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if (theShape.ShapeType() == TopAbs_COMPOUND ||
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theShape.ShapeType() == TopAbs_COMPSOLID)
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{
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TopoDS_Iterator anIt (theShape, Standard_True, Standard_True);
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for (; anIt.More(); anIt.Next())
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{
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if (!IsSubShape(theMap, anIt.Value())) {
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return false;
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}
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}
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return true;
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}
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return false;
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}
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void BelongToGeom::init()
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{
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if (!myMeshDS || myShape.IsNull()) return;
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// is sub-shape of main shape?
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TopoDS_Shape aMainShape = myMeshDS->ShapeToMesh();
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if (aMainShape.IsNull()) {
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myIsSubshape = false;
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}
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else {
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TopTools_IndexedMapOfShape aMap;
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TopExp::MapShapes(aMainShape, aMap);
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myIsSubshape = IsSubShape(aMap, myShape);
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}
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if (!myIsSubshape)
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{
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myElementsOnShapePtr.reset(new ElementsOnShape());
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myElementsOnShapePtr->SetTolerance(myTolerance);
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myElementsOnShapePtr->SetAllNodes(true); // belong, while false means "lays on"
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myElementsOnShapePtr->SetMesh(myMeshDS);
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myElementsOnShapePtr->SetShape(myShape, myType);
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}
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}
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static bool IsContains( const SMESHDS_Mesh* theMeshDS,
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const TopoDS_Shape& theShape,
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const SMDS_MeshElement* theElem,
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TopAbs_ShapeEnum theFindShapeEnum,
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TopAbs_ShapeEnum theAvoidShapeEnum = TopAbs_SHAPE )
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{
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TopExp_Explorer anExp( theShape,theFindShapeEnum,theAvoidShapeEnum );
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while( anExp.More() )
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{
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const TopoDS_Shape& aShape = anExp.Current();
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if( SMESHDS_SubMesh* aSubMesh = theMeshDS->MeshElements( aShape ) ){
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if( aSubMesh->Contains( theElem ) )
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return true;
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}
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anExp.Next();
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}
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return false;
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}
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bool BelongToGeom::IsSatisfy (long theId)
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{
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if (myMeshDS == 0 || myShape.IsNull())
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return false;
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if (!myIsSubshape)
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{
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return myElementsOnShapePtr->IsSatisfy(theId);
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}
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// Case of submesh
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if (myType == SMDSAbs_Node)
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{
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if( const SMDS_MeshNode* aNode = myMeshDS->FindNode( theId ) )
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{
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const SMDS_PositionPtr& aPosition = aNode->GetPosition();
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SMDS_TypeOfPosition aTypeOfPosition = aPosition->GetTypeOfPosition();
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switch( aTypeOfPosition )
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{
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case SMDS_TOP_VERTEX : return IsContains( myMeshDS,myShape,aNode,TopAbs_VERTEX );
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case SMDS_TOP_EDGE : return IsContains( myMeshDS,myShape,aNode,TopAbs_EDGE );
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case SMDS_TOP_FACE : return IsContains( myMeshDS,myShape,aNode,TopAbs_FACE );
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case SMDS_TOP_3DSPACE: return IsContains( myMeshDS,myShape,aNode,TopAbs_SHELL );
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}
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}
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}
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else
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{
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if( const SMDS_MeshElement* anElem = myMeshDS->FindElement( theId ) )
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{
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if( myType == SMDSAbs_All )
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{
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return IsContains( myMeshDS,myShape,anElem,TopAbs_EDGE ) ||
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IsContains( myMeshDS,myShape,anElem,TopAbs_FACE ) ||
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IsContains( myMeshDS,myShape,anElem,TopAbs_SHELL )||
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IsContains( myMeshDS,myShape,anElem,TopAbs_SOLID );
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}
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else if( myType == anElem->GetType() )
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{
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switch( myType )
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{
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case SMDSAbs_Edge : return IsContains( myMeshDS,myShape,anElem,TopAbs_EDGE );
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case SMDSAbs_Face : return IsContains( myMeshDS,myShape,anElem,TopAbs_FACE );
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case SMDSAbs_Volume: return IsContains( myMeshDS,myShape,anElem,TopAbs_SHELL )||
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IsContains( myMeshDS,myShape,anElem,TopAbs_SOLID );
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}
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}
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}
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}
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return false;
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}
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void BelongToGeom::SetType (SMDSAbs_ElementType theType)
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{
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myType = theType;
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init();
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}
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SMDSAbs_ElementType BelongToGeom::GetType() const
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{
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return myType;
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}
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TopoDS_Shape BelongToGeom::GetShape()
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{
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return myShape;
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}
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const SMESHDS_Mesh* BelongToGeom::GetMeshDS() const
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{
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return myMeshDS;
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}
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void BelongToGeom::SetTolerance (double theTolerance)
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{
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myTolerance = theTolerance;
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if (!myIsSubshape)
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init();
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}
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double BelongToGeom::GetTolerance()
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{
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return myTolerance;
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}
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/*
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Class : LyingOnGeom
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Description : Predicate for verifying whether entiy lying or partially lying on
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specified geometrical support
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*/
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LyingOnGeom::LyingOnGeom()
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: myMeshDS(NULL),
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myType(SMDSAbs_All),
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myIsSubshape(false),
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myTolerance(Precision::Confusion())
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{}
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void LyingOnGeom::SetMesh( const SMDS_Mesh* theMesh )
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{
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myMeshDS = dynamic_cast<const SMESHDS_Mesh*>(theMesh);
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init();
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}
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void LyingOnGeom::SetGeom( const TopoDS_Shape& theShape )
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{
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myShape = theShape;
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init();
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}
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void LyingOnGeom::init()
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{
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if (!myMeshDS || myShape.IsNull()) return;
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// is sub-shape of main shape?
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TopoDS_Shape aMainShape = myMeshDS->ShapeToMesh();
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if (aMainShape.IsNull()) {
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myIsSubshape = false;
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}
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else {
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TopTools_IndexedMapOfShape aMap;
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TopExp::MapShapes(aMainShape, aMap);
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myIsSubshape = IsSubShape(aMap, myShape);
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}
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if (!myIsSubshape)
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{
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myElementsOnShapePtr.reset(new ElementsOnShape());
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myElementsOnShapePtr->SetTolerance(myTolerance);
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myElementsOnShapePtr->SetAllNodes(false); // lays on, while true means "belong"
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myElementsOnShapePtr->SetMesh(myMeshDS);
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myElementsOnShapePtr->SetShape(myShape, myType);
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}
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}
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bool LyingOnGeom::IsSatisfy( long theId )
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{
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if ( myMeshDS == 0 || myShape.IsNull() )
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return false;
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if (!myIsSubshape)
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{
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return myElementsOnShapePtr->IsSatisfy(theId);
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}
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// Case of submesh
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if( myType == SMDSAbs_Node )
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{
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if( const SMDS_MeshNode* aNode = myMeshDS->FindNode( theId ) )
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{
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const SMDS_PositionPtr& aPosition = aNode->GetPosition();
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SMDS_TypeOfPosition aTypeOfPosition = aPosition->GetTypeOfPosition();
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switch( aTypeOfPosition )
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{
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case SMDS_TOP_VERTEX : return IsContains( myMeshDS,myShape,aNode,TopAbs_VERTEX );
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case SMDS_TOP_EDGE : return IsContains( myMeshDS,myShape,aNode,TopAbs_EDGE );
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case SMDS_TOP_FACE : return IsContains( myMeshDS,myShape,aNode,TopAbs_FACE );
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case SMDS_TOP_3DSPACE: return IsContains( myMeshDS,myShape,aNode,TopAbs_SHELL );
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}
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}
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}
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else
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{
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if( const SMDS_MeshElement* anElem = myMeshDS->FindElement( theId ) )
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{
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if( myType == SMDSAbs_All )
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{
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return Contains( myMeshDS,myShape,anElem,TopAbs_EDGE ) ||
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Contains( myMeshDS,myShape,anElem,TopAbs_FACE ) ||
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Contains( myMeshDS,myShape,anElem,TopAbs_SHELL )||
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Contains( myMeshDS,myShape,anElem,TopAbs_SOLID );
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}
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else if( myType == anElem->GetType() )
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{
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switch( myType )
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{
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case SMDSAbs_Edge : return Contains( myMeshDS,myShape,anElem,TopAbs_EDGE );
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case SMDSAbs_Face : return Contains( myMeshDS,myShape,anElem,TopAbs_FACE );
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case SMDSAbs_Volume: return Contains( myMeshDS,myShape,anElem,TopAbs_SHELL )||
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Contains( myMeshDS,myShape,anElem,TopAbs_SOLID );
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}
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}
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}
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}
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return false;
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}
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void LyingOnGeom::SetType( SMDSAbs_ElementType theType )
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{
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myType = theType;
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init();
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}
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SMDSAbs_ElementType LyingOnGeom::GetType() const
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{
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return myType;
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}
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TopoDS_Shape LyingOnGeom::GetShape()
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{
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return myShape;
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}
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const SMESHDS_Mesh* LyingOnGeom::GetMeshDS() const
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{
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return myMeshDS;
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}
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void LyingOnGeom::SetTolerance (double theTolerance)
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{
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myTolerance = theTolerance;
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if (!myIsSubshape)
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init();
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}
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double LyingOnGeom::GetTolerance()
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{
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return myTolerance;
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}
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bool LyingOnGeom::Contains( const SMESHDS_Mesh* theMeshDS,
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const TopoDS_Shape& theShape,
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const SMDS_MeshElement* theElem,
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TopAbs_ShapeEnum theFindShapeEnum,
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TopAbs_ShapeEnum theAvoidShapeEnum )
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{
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if (IsContains(theMeshDS, theShape, theElem, theFindShapeEnum, theAvoidShapeEnum))
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return true;
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TopTools_IndexedMapOfShape aSubShapes;
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TopExp::MapShapes( theShape, aSubShapes );
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for (int i = 1; i <= aSubShapes.Extent(); i++)
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{
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const TopoDS_Shape& aShape = aSubShapes.FindKey(i);
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if( SMESHDS_SubMesh* aSubMesh = theMeshDS->MeshElements( aShape ) ){
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if( aSubMesh->Contains( theElem ) )
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return true;
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SMDS_NodeIteratorPtr aNodeIt = aSubMesh->GetNodes();
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while ( aNodeIt->more() )
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{
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const SMDS_MeshNode* aNode = static_cast<const SMDS_MeshNode*>(aNodeIt->next());
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SMDS_ElemIteratorPtr anElemIt = aNode->GetInverseElementIterator();
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while ( anElemIt->more() )
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{
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const SMDS_MeshElement* anElement = static_cast<const SMDS_MeshElement*>(anElemIt->next());
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if (anElement == theElem)
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return true;
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}
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}
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}
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}
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return false;
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}
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TSequenceOfXYZ::TSequenceOfXYZ()
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{}
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@ -23,30 +23,30 @@
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#ifndef _SMESH_CONTROLSDEF_HXX_
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#define _SMESH_CONTROLSDEF_HXX_
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#include "SMESH_Controls.hxx"
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#include "SMDS_MeshNode.hxx"
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#include "SMESH_TypeDefs.hxx"
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#include <BRepClass3d_SolidClassifier.hxx>
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#include <Bnd_B3d.hxx>
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#include <GeomAPI_ProjectPointOnCurve.hxx>
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#include <GeomAPI_ProjectPointOnSurf.hxx>
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#include <Quantity_Color.hxx>
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#include <TColStd_MapOfInteger.hxx>
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#include <TColStd_SequenceOfInteger.hxx>
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#include <TCollection_AsciiString.hxx>
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#include <TopAbs.hxx>
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#include <TopTools_MapOfShape.hxx>
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#include <TopoDS_Face.hxx>
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#include <gp_XYZ.hxx>
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#include <set>
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#include <map>
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#include <vector>
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#include <boost/shared_ptr.hpp>
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#include <gp_XYZ.hxx>
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#include <GeomAPI_ProjectPointOnSurf.hxx>
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#include <GeomAPI_ProjectPointOnCurve.hxx>
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#include <TColStd_SequenceOfInteger.hxx>
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#include <TColStd_MapOfInteger.hxx>
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#include <TCollection_AsciiString.hxx>
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#include <TopAbs.hxx>
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#include <TopoDS_Face.hxx>
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#include <TopTools_MapOfShape.hxx>
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#include <BRepClass3d_SolidClassifier.hxx>
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#include <Quantity_Color.hxx>
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#include "SMDSAbs_ElementType.hxx"
|
||||
#include "SMDS_MeshNode.hxx"
|
||||
#include "SMESH_TypeDefs.hxx"
|
||||
|
||||
#include "SMESH_Controls.hxx"
|
||||
|
||||
class SMDS_MeshElement;
|
||||
class SMDS_MeshFace;
|
||||
class SMDS_MeshNode;
|
||||
@ -851,12 +851,15 @@ namespace SMESH{
|
||||
TopAbs_ShapeEnum ShapeType() const;
|
||||
private:
|
||||
bool isOutOfSolid (const gp_Pnt& p);
|
||||
bool isOutOfBox (const gp_Pnt& p);
|
||||
bool isOutOfFace (const gp_Pnt& p);
|
||||
bool isOutOfEdge (const gp_Pnt& p);
|
||||
bool isOutOfVertex(const gp_Pnt& p);
|
||||
bool isBox (const TopoDS_Shape& s);
|
||||
|
||||
bool (TClassifier::* myIsOutFun)(const gp_Pnt& p);
|
||||
BRepClass3d_SolidClassifier mySolidClfr;
|
||||
Bnd_B3d myBox;
|
||||
GeomAPI_ProjectPointOnSurf myProjFace;
|
||||
GeomAPI_ProjectPointOnCurve myProjEdge;
|
||||
gp_Pnt myVertexXYZ;
|
||||
@ -877,6 +880,83 @@ namespace SMESH{
|
||||
typedef boost::shared_ptr<ElementsOnShape> ElementsOnShapePtr;
|
||||
|
||||
|
||||
/*
|
||||
Class : BelongToGeom
|
||||
Description : Predicate for verifying whether entiy belong to
|
||||
specified geometrical support
|
||||
*/
|
||||
class SMESHCONTROLS_EXPORT BelongToGeom: public virtual Predicate
|
||||
{
|
||||
public:
|
||||
BelongToGeom();
|
||||
|
||||
virtual void SetMesh( const SMDS_Mesh* theMesh );
|
||||
virtual void SetGeom( const TopoDS_Shape& theShape );
|
||||
|
||||
virtual bool IsSatisfy( long theElementId );
|
||||
|
||||
virtual void SetType( SMDSAbs_ElementType theType );
|
||||
virtual SMDSAbs_ElementType GetType() const;
|
||||
|
||||
TopoDS_Shape GetShape();
|
||||
const SMESHDS_Mesh* GetMeshDS() const;
|
||||
|
||||
void SetTolerance( double );
|
||||
double GetTolerance();
|
||||
|
||||
private:
|
||||
virtual void init();
|
||||
|
||||
TopoDS_Shape myShape;
|
||||
const SMESHDS_Mesh* myMeshDS;
|
||||
SMDSAbs_ElementType myType;
|
||||
bool myIsSubshape;
|
||||
double myTolerance; // only if myIsSubshape == false
|
||||
Controls::ElementsOnShapePtr myElementsOnShapePtr; // only if myIsSubshape == false
|
||||
};
|
||||
typedef boost::shared_ptr<BelongToGeom> BelongToGeomPtr;
|
||||
|
||||
/*
|
||||
Class : LyingOnGeom
|
||||
Description : Predicate for verifying whether entiy lying or partially lying on
|
||||
specified geometrical support
|
||||
*/
|
||||
class SMESHCONTROLS_EXPORT LyingOnGeom: public virtual Predicate
|
||||
{
|
||||
public:
|
||||
LyingOnGeom();
|
||||
|
||||
virtual void SetMesh( const SMDS_Mesh* theMesh );
|
||||
virtual void SetGeom( const TopoDS_Shape& theShape );
|
||||
|
||||
virtual bool IsSatisfy( long theElementId );
|
||||
|
||||
virtual void SetType( SMDSAbs_ElementType theType );
|
||||
virtual SMDSAbs_ElementType GetType() const;
|
||||
|
||||
TopoDS_Shape GetShape();
|
||||
const SMESHDS_Mesh* GetMeshDS() const;
|
||||
|
||||
void SetTolerance( double );
|
||||
double GetTolerance();
|
||||
|
||||
virtual bool Contains( const SMESHDS_Mesh* theMeshDS,
|
||||
const TopoDS_Shape& theShape,
|
||||
const SMDS_MeshElement* theElem,
|
||||
TopAbs_ShapeEnum theFindShapeEnum,
|
||||
TopAbs_ShapeEnum theAvoidShapeEnum = TopAbs_SHAPE );
|
||||
private:
|
||||
virtual void init();
|
||||
|
||||
TopoDS_Shape myShape;
|
||||
const SMESHDS_Mesh* myMeshDS;
|
||||
SMDSAbs_ElementType myType;
|
||||
bool myIsSubshape;
|
||||
double myTolerance; // only if myIsSubshape == false
|
||||
Controls::ElementsOnShapePtr myElementsOnShapePtr; // only if myIsSubshape == false
|
||||
};
|
||||
typedef boost::shared_ptr<LyingOnGeom> LyingOnGeomPtr;
|
||||
|
||||
/*
|
||||
Class : FreeFaces
|
||||
Description : Predicate for free faces
|
||||
|
||||
Loading…
Reference in New Issue
Block a user