// Copyright (C) 2007-2012 CEA/DEN, EDF R&D, OPEN CASCADE // // This library is free software; you can redistribute it and/or // modify it under the terms of the GNU Lesser General Public // License as published by the Free Software Foundation; either // version 2.1 of the License. // // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public // License along with this library; if not, write to the Free Software // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA // // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com // #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include //======================================================================= //function : GetID //purpose : //======================================================================= const Standard_GUID& GEOMImpl_Fillet2dDriver::GetID() { static Standard_GUID aFillet2dDriver("FF1AAB41-2A14-4df2-581B-3A568163BA46"); return aFillet2dDriver; } //======================================================================= //function : GEOMImpl_Fillet2dDriver //purpose : //======================================================================= GEOMImpl_Fillet2dDriver::GEOMImpl_Fillet2dDriver() { } //======================================================================= //function : Execute //purpose : //======================================================================= Standard_Integer GEOMImpl_Fillet2dDriver::Execute(TFunction_Logbook& log) const { if (Label().IsNull()) return 0; Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label()); GEOMImpl_IFillet2d aCI (aFunction); TopoDS_Shape aShape; Handle(GEOM_Function) aRefShape = aCI.GetShape(); TopoDS_Shape aFaceShape = aRefShape->GetValue(); int aLen = aCI.GetLength(); double rad = aCI.GetR(); if (aFaceShape.ShapeType() == TopAbs_FACE) { BRepFilletAPI_MakeFillet2d fillet2d (TopoDS::Face(aFaceShape)); int ind = 1; for (; ind <= aLen; ind++) { TopoDS_Shape aShapeVertex; if (GEOMImpl_ILocalOperations::GetSubShape (aFaceShape, aCI.GetVertex(ind), aShapeVertex)) { fillet2d.AddFillet(TopoDS::Vertex(aShapeVertex), rad); } } fillet2d.Build(); if (!fillet2d.IsDone()) { StdFail_NotDone::Raise("2D Fillet can't be computed on the given shape with the given radius"); } aShape = fillet2d.Shape(); } else if (aFaceShape.ShapeType() == TopAbs_SHELL) { // 1. Map vertices to faces to build fillets only on corner vertices TopTools_IndexedDataMapOfShapeListOfShape mapVertexFaces; GEOMImpl_Block6Explorer::MapShapesAndAncestors (aFaceShape, TopAbs_VERTEX, TopAbs_FACE, mapVertexFaces); // 2. Map faces to vertices TopTools_IndexedDataMapOfShapeListOfShape mapFaceVertices; TopTools_ListOfShape empty; int ind = 1; for (; ind <= aLen; ind++) { TopoDS_Shape aVi; if (GEOMImpl_ILocalOperations::GetSubShape(aFaceShape, aCI.GetVertex(ind), aVi)) { Standard_Integer aVi_index = mapVertexFaces.FindIndex(aVi); if (aVi_index > 0) { const TopTools_ListOfShape& aFacesOfVi = mapVertexFaces(aVi_index); if (aFacesOfVi.Extent() == 1) { // we use only corner vertices of shell TopoDS_Shape aFi = aFacesOfVi.First(); Standard_Integer aFi_index = mapFaceVertices.FindIndex(aFi); if (aFi_index == 0) aFi_index = mapFaceVertices.Add(aFi, empty); mapFaceVertices(aFi_index).Append(aVi); } } } } // 3. Build fillet on each given vertex TopoDS_Shell aResult; BRep_Builder B; B.MakeShell(aResult); TopoDS_Iterator It (aFaceShape, Standard_True, Standard_True); TopTools_MapOfShape mapShape; for (; It.More(); It.Next()) { if (mapShape.Add(It.Value())) { Standard_Integer aFi_index = mapFaceVertices.FindIndex(It.Value()); if (aFi_index == 0) { // No fillets requested on this face, add it as is B.Add(aResult, It.Value()); } else { // Build a fillet and add the changed face BRepFilletAPI_MakeFillet2d fillet2d (TopoDS::Face(It.Value())); const TopTools_ListOfShape& aVertsOfFi = mapFaceVertices(aFi_index); TopTools_ListIteratorOfListOfShape itV (aVertsOfFi); for (; itV.More(); itV.Next()) { fillet2d.AddFillet(TopoDS::Vertex(itV.Value()), rad); } fillet2d.Build(); if (!fillet2d.IsDone()) { StdFail_NotDone::Raise("2D Fillet can't be computed on the given shape with the given radius"); } TopoDS_Shape aFillet = fillet2d.Shape(); B.Add(aResult, aFillet); } } } // 4. Build a shell // ?TODO? aShape = aResult; } else { Standard_ConstructionError::Raise("Wrong arguments: a face or a shell must be given"); } if (aShape.IsNull()) return 0; aFunction->SetValue(aShape); log.SetTouched(Label()); return 1; } //======================================================================= //function : GEOMImpl_Fillet2dDriver_Type_ //purpose : //======================================================================= Standard_EXPORT Handle_Standard_Type& GEOMImpl_Fillet2dDriver_Type_() { static Handle_Standard_Type aType1 = STANDARD_TYPE(TFunction_Driver); if ( aType1.IsNull()) aType1 = STANDARD_TYPE(TFunction_Driver); static Handle_Standard_Type aType2 = STANDARD_TYPE(MMgt_TShared); if ( aType2.IsNull()) aType2 = STANDARD_TYPE(MMgt_TShared); static Handle_Standard_Type aType3 = STANDARD_TYPE(Standard_Transient); if ( aType3.IsNull()) aType3 = STANDARD_TYPE(Standard_Transient); static Handle_Standard_Transient _Ancestors[]= {aType1,aType2,aType3,NULL}; static Handle_Standard_Type _aType = new Standard_Type("GEOMImpl_Fillet2dDriver", sizeof(GEOMImpl_Fillet2dDriver), 1, (Standard_Address)_Ancestors, (Standard_Address)NULL); return _aType; } //======================================================================= //function : DownCast //purpose : //======================================================================= const Handle(GEOMImpl_Fillet2dDriver) Handle(GEOMImpl_Fillet2dDriver)::DownCast (const Handle(Standard_Transient)& AnObject) { Handle(GEOMImpl_Fillet2dDriver) _anOtherObject; if (!AnObject.IsNull()) { if (AnObject->IsKind(STANDARD_TYPE(GEOMImpl_Fillet2dDriver))) { _anOtherObject = Handle(GEOMImpl_Fillet2dDriver)((Handle(GEOMImpl_Fillet2dDriver)&)AnObject); } } return _anOtherObject; }