mirror of
https://git.dev.opencascade.org/repos/occt.git
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d533dafb56
Added initialization of fields that had not initialization Added default constructors to classes without constructors
567 lines
18 KiB
C++
567 lines
18 KiB
C++
// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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// abv 28.04.99 S4137: ading method Apply for work on all types of shapes
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// sln 29.11.01 Bug24: correction iteration through map in method 'Status'
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// sln 29.11.01 Bug22: correction of methods Replace and Value for case when mode myConsiderLocation is on
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#include <BRep_Builder.hxx>
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#include <BRep_GCurve.hxx>
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#include <BRep_ListIteratorOfListOfCurveRepresentation.hxx>
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#include <BRep_ListOfCurveRepresentation.hxx>
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#include <BRep_TEdge.hxx>
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#include <BRep_Tool.hxx>
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#include <BRepTools_ReShape.hxx>
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#include <Geom_Surface.hxx>
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#include <NCollection_IndexedMap.hxx>
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#include <Standard_Type.hxx>
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#include <TopExp_Explorer.hxx>
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#include <TopLoc_Location.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Compound.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Face.hxx>
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#include <TopoDS_Iterator.hxx>
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#include <TopoDS_Shape.hxx>
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#include <TopoDS_Shell.hxx>
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#include <TopoDS_Solid.hxx>
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IMPLEMENT_STANDARD_RTTIEXT(BRepTools_ReShape,Standard_Transient)
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namespace
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{
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//! Adds the shape to the map.
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//! If the shape is a wire, shell or solid then
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//! adds the sub-shapes of the shape instead.
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//! Returns 'true' if the sub-shapes were added.
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template<typename TMap>
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void Add(TMap& theMap, const TopoDS_Shape& theShape)
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{
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const TopAbs_ShapeEnum aType = theShape.ShapeType();
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if (aType != TopAbs_WIRE && aType != TopAbs_SHELL &&
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aType != TopAbs_COMPSOLID)
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{
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theMap.Add(theShape);
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return;
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}
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for (TopoDS_Iterator aIt(theShape); aIt.More(); aIt.Next())
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{
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theMap.Add(aIt.Value());
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}
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}
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}
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//include <ShapeExtend.hxx>
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//#include <BRepTools_Edge.hxx>
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static void CopyRanges (const TopoDS_Shape& toedge, const TopoDS_Shape& fromedge,
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const Standard_Real alpha, const Standard_Real beta)
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{
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Handle(BRep_TEdge) aTEdgeFrom = Handle(BRep_TEdge)::DownCast(fromedge.TShape());
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Handle(BRep_TEdge) aTEdgeTo = Handle(BRep_TEdge)::DownCast(toedge.TShape());
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BRep_ListOfCurveRepresentation& tolist = aTEdgeTo->ChangeCurves();
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BRep_ListIteratorOfListOfCurveRepresentation fromitcr (aTEdgeFrom->ChangeCurves());
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for (; fromitcr.More(); fromitcr.Next()) {
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Handle(BRep_GCurve) fromGC = Handle(BRep_GCurve)::DownCast(fromitcr.Value());
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if ( fromGC.IsNull() ) continue;
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Standard_Boolean isC3d = fromGC->IsCurve3D();
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if(isC3d) {
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if(fromGC->Curve3D().IsNull()) continue; }
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else {
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if(fromGC->PCurve().IsNull()) continue; }
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if ( ! isC3d && ! fromGC->IsCurveOnSurface()) continue; // only 3d curves and pcurves are treated
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Handle(Geom_Surface) surface;
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TopLoc_Location L;
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if ( ! isC3d ) {
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surface = fromGC->Surface();
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L = fromGC->Location();
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}
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Handle(BRep_GCurve) toGC;
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for (BRep_ListIteratorOfListOfCurveRepresentation toitcr (tolist); toitcr.More(); toitcr.Next()) {
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toGC = Handle(BRep_GCurve)::DownCast(toitcr.Value());
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if ( toGC.IsNull() ) continue;
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if ( isC3d ) {
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if ( ! toGC->IsCurve3D() ) continue;
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}
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else if ( ! toGC->IsCurveOnSurface() ||
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surface != toGC->Surface() || L != toGC->Location() ) continue;
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Standard_Real first = fromGC->First();
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Standard_Real last = fromGC->Last();
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Standard_Real len = last - first;
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toGC->SetRange ( first+alpha*len, first+beta*len );
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break;
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}
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}
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}
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//=======================================================================
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//function : BRepTools_ReShape
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//purpose :
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//=======================================================================
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BRepTools_ReShape::BRepTools_ReShape()
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: myStatus(-1)
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{
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myConsiderLocation = Standard_False;
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}
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//=======================================================================
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//function : Clear
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//purpose :
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//=======================================================================
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void BRepTools_ReShape::Clear()
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{
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myShapeToReplacement.Clear();
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myNewShapes.Clear();
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}
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//=======================================================================
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//function : Remove
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//purpose :
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//=======================================================================
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void BRepTools_ReShape::Remove (const TopoDS_Shape& shape)
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{
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TopoDS_Shape nulshape;
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replace(shape, nulshape, TReplacementKind_Remove);
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}
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//=======================================================================
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//function : replace
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//purpose :
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//=======================================================================
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void BRepTools_ReShape::replace (const TopoDS_Shape& ashape,
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const TopoDS_Shape& anewshape,
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const TReplacementKind theKind)
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{
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TopoDS_Shape shape = ashape;
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TopoDS_Shape newshape = anewshape;
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if ( shape.IsNull() || shape == newshape ) return;
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if (shape.Orientation() == TopAbs_REVERSED)
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{
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shape.Reverse();
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newshape.Reverse();
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}
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// protect against INTERNAL or EXTERNAL shape
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else if (shape.Orientation() == TopAbs_INTERNAL
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|| shape.Orientation() == TopAbs_EXTERNAL)
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{
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newshape.Orientation((newshape.Orientation() == shape.Orientation()) ?
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TopAbs_FORWARD : TopAbs_REVERSED);
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shape.Orientation(TopAbs_FORWARD);
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}
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if (myConsiderLocation) {
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//sln 29.11.01 Bug22: Change location of 'newshape' in accordance with location of 'shape'
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newshape.Location(newshape.Location().Multiplied(shape.Location().Inverted()));
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TopLoc_Location nullLoc;
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shape.Location ( nullLoc );
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}
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#ifdef OCCT_DEBUG
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if ( IsRecorded ( shape ) && ((myConsiderLocation && ! Value ( shape ).IsPartner ( newshape )) ||
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(!myConsiderLocation && ! Value ( shape ).IsSame ( newshape ))))
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std::cout << "Warning: BRepTools_ReShape::Replace: shape already recorded" << std::endl;
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#endif
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myShapeToReplacement.Bind(shape, TReplacement(newshape, theKind));
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myNewShapes.Add (newshape);
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}
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//=======================================================================
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//function : IsRecorded
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//purpose :
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//=======================================================================
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Standard_Boolean BRepTools_ReShape::IsRecorded (const TopoDS_Shape& ashape) const
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{
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TopoDS_Shape shape = ashape;
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if (myConsiderLocation) {
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TopLoc_Location nullLoc;
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shape.Location ( nullLoc );
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}
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if (shape.IsNull()) return Standard_False;
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return myShapeToReplacement.IsBound (shape);
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}
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//=======================================================================
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//function : Value
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//purpose :
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//=======================================================================
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TopoDS_Shape BRepTools_ReShape::Value (const TopoDS_Shape& ashape) const
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{
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TopoDS_Shape res;
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if (ashape.IsNull()) return res;
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TopoDS_Shape shape = ashape;
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if (myConsiderLocation) {
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TopLoc_Location nullLoc;
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shape.Location ( nullLoc );
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}
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Standard_Boolean fromMap = Standard_False;
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if (!myShapeToReplacement.IsBound(shape))
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{
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res = shape;
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}
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else
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{
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res = myShapeToReplacement(shape).Result();
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if (shape.Orientation() == TopAbs_REVERSED)
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{
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res.Reverse();
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}
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fromMap = Standard_True;
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}
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// for INTERNAL/EXTERNAL, since they are not fully supported, keep orientation
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if ( shape.Orientation() == TopAbs_INTERNAL ||
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shape.Orientation() == TopAbs_EXTERNAL )
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res.Orientation ( shape.Orientation() );
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if (myConsiderLocation) {
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//sln 29.11.01 Bug22: Recalculate location of resulting shape in accordance with
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//whether result is from map or not
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if(fromMap) res.Location(ashape.Location()*res.Location());
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else res.Location(ashape.Location());
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}
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return res;
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}
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//=======================================================================
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//function : Status
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//purpose :
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//=======================================================================
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Standard_Integer BRepTools_ReShape::Status(const TopoDS_Shape& ashape,
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TopoDS_Shape& newsh,
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const Standard_Boolean last)
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{
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Standard_Integer res = 0;
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if (ashape.IsNull()) { newsh.Nullify(); return res; }
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TopoDS_Shape shape = ashape;
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TopLoc_Location aLocSh = shape.Location();
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if (myConsiderLocation) {
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TopLoc_Location nullLoc;
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shape.Location ( nullLoc );
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}
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if (!myShapeToReplacement.IsBound(shape))
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{
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newsh = shape;
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res = 0;
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}
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else
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{
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newsh = myShapeToReplacement(shape).Result();
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res = 1;
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}
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if (res > 0) {
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if (newsh.IsNull()) res = -1;
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else if (newsh.IsEqual (shape)) res = 0;
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else if ( last && ((myConsiderLocation && ! newsh.IsPartner (shape)) ||
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(!myConsiderLocation && ! newsh.IsSame (shape)))) {
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//TopoDS_Shape newnewsh;
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//Standard_Integer newres = Status (newsh, newnewsh, last);
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//newsh = newnewsh;
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//if (newres) res = newres;
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// sln 29.11.01 Bug24: Correction iteration through maps. Way of iteration used early does not
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// correspond to way of storing information in the maps.
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newsh = Apply(shape, TopAbs_SHAPE);
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if (newsh.IsNull()) res = -1;
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if (newsh.IsEqual (shape)) res = 0;
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}
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}
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if(myConsiderLocation && !newsh.IsNull())
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{
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TopLoc_Location aResLoc = (res >0 && !newsh.Location().IsIdentity() ?
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aLocSh * newsh.Location() : aLocSh);
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newsh.Location(aResLoc);
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}
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return res;
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}
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//=======================================================================
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//function : EncodeStatus
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//purpose : static
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//=======================================================================
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static Standard_Integer EncodeStatus (const Standard_Integer status)
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{
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switch ( status ) {
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case 0 : return 0x0000; //ShapeExtend_OK
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case 1: return 0x0001; //ShapeExtend_DONE1
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case 2: return 0x0002; //....
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case 3: return 0x0004;
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case 4: return 0x0008;
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case 5: return 0x0010;
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case 6: return 0x0020;
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case 7: return 0x0040;
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case 8: return 0x0080; //....
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case 9 : return 0x00ff; //ShapeExtend_DONE
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case 10: return 0x0100; //ShapeExtend_FAIL1
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case 11: return 0x0200; //...
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case 12: return 0x0400;
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case 13: return 0x0800;
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case 14: return 0x1000;
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case 15: return 0x2000;
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case 16: return 0x4000;
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case 17: return 0x8000; //....
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case 18 : return 0xff00; //ShapeExtend_FAIL
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}
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return 0;
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}
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//=======================================================================
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//function : Apply
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//purpose :
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//=======================================================================
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TopoDS_Shape BRepTools_ReShape::Apply (const TopoDS_Shape& shape,
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const TopAbs_ShapeEnum until)
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{
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myStatus = EncodeStatus(0); //ShapeExtend::EncodeStatus ( ShapeExtend_OK );
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if ( shape.IsNull() ) return shape;
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// apply direct replacement
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TopoDS_Shape newsh = Value ( shape );
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// if shape removed, return NULL
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if ( newsh.IsNull() ) {
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myStatus = EncodeStatus (2); //ShapeExtend_DONE2
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return newsh;
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}
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// if shape replaced, apply modifications to the result recursively
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if ( (myConsiderLocation && ! newsh.IsPartner (shape)) ||
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(!myConsiderLocation &&! newsh.IsSame ( shape )) ) {
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TopoDS_Shape res = Apply ( newsh, until );
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myStatus |= EncodeStatus(1); //ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
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return res;
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}
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TopAbs_ShapeEnum st = shape.ShapeType();
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if (st > until || (st == until && until > TopAbs_COMPOUND)) return newsh; // stopping criteria
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if(st == TopAbs_VERTEX || st == TopAbs_SHAPE)
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return shape;
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// define allowed types of components
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//fix for SAMTECH bug OCC322 about abcense internal vertices after sewing.
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/*
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switch ( st ) {
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case TopAbs_COMPOUND: subt = TopAbs_SHAPE; break;
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case TopAbs_COMPSOLID: subt = TopAbs_SOLID; break;
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case TopAbs_SOLID: subt = TopAbs_SHELL; break;
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case TopAbs_SHELL: subt = TopAbs_FACE; break;
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case TopAbs_FACE: subt = TopAbs_WIRE; break;
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case TopAbs_WIRE: subt = TopAbs_EDGE; break;
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case TopAbs_EDGE: subt = TopAbs_VERTEX; break;
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case TopAbs_VERTEX:
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case TopAbs_SHAPE:
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default: return shape;
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}
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*/
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BRep_Builder B;
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TopoDS_Shape result = shape.EmptyCopied();
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TopAbs_Orientation orien = shape.Orientation();
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result.Orientation(TopAbs_FORWARD); // protect against INTERNAL or EXTERNAL shapes
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Standard_Boolean modif = Standard_False;
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Standard_Integer locStatus = myStatus;
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// apply recorded modifications to subshapes
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Standard_Boolean isEmpty = Standard_True;
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for ( TopoDS_Iterator it(shape,Standard_False); it.More(); it.Next() ) {
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TopoDS_Shape sh = it.Value();
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newsh = Apply ( sh, until );
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if ( newsh != sh ) {
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if ( myStatus & EncodeStatus(4)) //ShapeExtend::DecodeStatus ( myStatus, ShapeExtend_DONE4 ) )
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locStatus |= EncodeStatus(4); //|= ShapeExtend::EncodeStatus ( ShapeExtend_DONE4 );
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modif = 1;
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}
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if ( newsh.IsNull() ) {
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locStatus |= EncodeStatus(4); //ShapeExtend::EncodeStatus ( ShapeExtend_DONE4 );
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continue;
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}
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if ( isEmpty )
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isEmpty = Standard_False;
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locStatus |= EncodeStatus(3);//ShapeExtend::EncodeStatus ( ShapeExtend_DONE3 );
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if ( st == TopAbs_COMPOUND || newsh.ShapeType() == sh.ShapeType()) { //fix for SAMTECH bug OCC322 about abcense internal vertices after sewing.
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B.Add ( result, newsh );
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continue;
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}
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Standard_Integer nitems = 0;
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for ( TopoDS_Iterator subit(newsh); subit.More(); subit.Next(), nitems++ ) {
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TopoDS_Shape subsh = subit.Value();
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if ( subsh.ShapeType() == sh.ShapeType() ) B.Add ( result, subsh );//fix for SAMTECH bug OCC322 about abcense internal vertices after sewing.
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else locStatus |= EncodeStatus(10);//ShapeExtend::EncodeStatus ( ShapeExtend_FAIL1 );
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}
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if ( ! nitems ) locStatus |= EncodeStatus(10);//ShapeExtend::EncodeStatus ( ShapeExtend_FAIL1 );
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}
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if ( ! modif ) return shape;
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// For empty topological containers (any kind of shape except vertex, edge
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// and face) we have to produce an empty result
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if ( isEmpty && st != TopAbs_VERTEX && st != TopAbs_EDGE && st != TopAbs_FACE )
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{
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result = TopoDS_Shape();
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}
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else
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{
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// restore Range on edge broken by EmptyCopied()
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if ( st == TopAbs_EDGE ) {
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CopyRanges (result, shape, 0, 1);
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}
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else if (st == TopAbs_FACE) {
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TopoDS_Face face = TopoDS::Face ( shape );
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if( BRep_Tool::NaturalRestriction( face ) ) {
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BRep_Builder aB;
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aB.NaturalRestriction( TopoDS::Face ( result ), Standard_True );
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}
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}
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else if (st == TopAbs_WIRE || st == TopAbs_SHELL)
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result.Closed (BRep_Tool::IsClosed (result));
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result.Orientation(orien);
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}
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replace(shape, result,
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result.IsNull() ? TReplacementKind_Remove : TReplacementKind_Modify);
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myStatus = locStatus;
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return result;
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}
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//=======================================================================
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//function : Status
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//purpose :
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//=======================================================================
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/*Standard_Boolean BRepTools_ReShape::Status (const ShapeExtend_Status status) const
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{
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return ShapeExtend::DecodeStatus ( myStatus, status );
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}*/
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//=======================================================================
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//function : CopyVertex
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//purpose :
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//=======================================================================
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TopoDS_Vertex BRepTools_ReShape::CopyVertex(const TopoDS_Vertex& theV,
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const Standard_Real theTol)
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{
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return CopyVertex(theV, BRep_Tool::Pnt(theV), theTol);
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}
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//=======================================================================
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//function : CopyVertex
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//purpose :
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//=======================================================================
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TopoDS_Vertex BRepTools_ReShape::CopyVertex(const TopoDS_Vertex& theV,
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const gp_Pnt& theNewPos,
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const Standard_Real theTol)
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{
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TopoDS_Vertex aVertexCopy;
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Standard_Boolean isRecorded = IsRecorded(theV);
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aVertexCopy = isRecorded ? TopoDS::Vertex(Apply(theV)) : TopoDS::Vertex(theV.EmptyCopied());
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BRep_Builder B;
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Standard_Real aNewTol = theTol > 0.0 ? theTol : BRep_Tool::Tolerance(theV);
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B.UpdateVertex(aVertexCopy, theNewPos, aNewTol);
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if (!isRecorded)
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|
Replace(theV, aVertexCopy);
|
|
|
|
return aVertexCopy;
|
|
}
|
|
|
|
Standard_Boolean BRepTools_ReShape::IsNewShape(const TopoDS_Shape& theShape) const
|
|
{
|
|
return myNewShapes.Contains(theShape);
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : History
|
|
//purpose :
|
|
//=======================================================================
|
|
|
|
Handle(BRepTools_History) BRepTools_ReShape::History() const
|
|
{
|
|
Handle(BRepTools_History) aHistory = new BRepTools_History;
|
|
|
|
// Fill the history.
|
|
for (TShapeToReplacement::Iterator aRIt(myShapeToReplacement);
|
|
aRIt.More(); aRIt.Next())
|
|
{
|
|
const TopoDS_Shape& aShape = aRIt.Key();
|
|
if (!BRepTools_History::IsSupportedType(aShape) ||
|
|
myNewShapes.Contains(aShape))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
NCollection_IndexedMap<TopoDS_Shape> aIntermediates;
|
|
NCollection_Map<TopoDS_Shape> aModified;
|
|
aIntermediates.Add(aShape);
|
|
for (Standard_Integer aI = 1; aI <= aIntermediates.Size(); ++aI)
|
|
{
|
|
const TopoDS_Shape& aIntermediate = aIntermediates(aI);
|
|
const TReplacement* aReplacement =
|
|
myShapeToReplacement.Seek(aIntermediate);
|
|
if (aReplacement == NULL)
|
|
{
|
|
Add(aModified, aIntermediate);
|
|
}
|
|
else if (aReplacement->RelationKind() !=
|
|
BRepTools_History::TRelationType_Removed)
|
|
{
|
|
const TopoDS_Shape aResult = aReplacement->RelationResult();
|
|
if (!aResult.IsNull())
|
|
{
|
|
Add(aIntermediates, aResult);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (aModified.IsEmpty())
|
|
{
|
|
aHistory->Remove(aShape);
|
|
}
|
|
else
|
|
{
|
|
for (NCollection_Map<TopoDS_Shape>::Iterator aIt(aModified);
|
|
aIt.More(); aIt.Next())
|
|
{
|
|
aHistory->AddModified(aShape, aIt.Value());
|
|
}
|
|
}
|
|
}
|
|
|
|
return aHistory;
|
|
}
|