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https://git.salome-platform.org/gitpub/modules/geom.git
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204 lines
7.2 KiB
C++
Executable File
204 lines
7.2 KiB
C++
Executable File
// Copyright (C) 2007-2012 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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#include <Standard_Stream.hxx>
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#include <GEOMImpl_DiskDriver.hxx>
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#include <GEOMImpl_IDisk.hxx>
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#include <GEOMImpl_Types.hxx>
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#include <GEOM_Function.hxx>
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#include <BRepBuilderAPI_MakeEdge.hxx>
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#include <BRepBuilderAPI_MakeWire.hxx>
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#include <BRepBuilderAPI_MakeFace.hxx>
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#include <BRep_Tool.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Shape.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Vertex.hxx>
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#include <TopoDS_Wire.hxx>
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#include <TopAbs.hxx>
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#include <TopExp.hxx>
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#include <GC_MakeCircle.hxx>
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#include <Geom_Circle.hxx>
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#include <Standard_ConstructionError.hxx>
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#include <Precision.hxx>
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#include <gp_Pnt.hxx>
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#include <gp_Vec.hxx>
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#include <gp_Circ.hxx>
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//=======================================================================
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//function : GetID
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//purpose :
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//=======================================================================
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const Standard_GUID& GEOMImpl_DiskDriver::GetID()
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{
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static Standard_GUID aDiskDriver("C1FEEF9D-1C6D-41ce-9507-F10D75430CE1");
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return aDiskDriver;
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}
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//=======================================================================
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//function : GEOMImpl_DiskDriver
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//purpose :
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//=======================================================================
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GEOMImpl_DiskDriver::GEOMImpl_DiskDriver()
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{
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}
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//=======================================================================
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//function : Execute
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//purpose :
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//=======================================================================
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Standard_Integer GEOMImpl_DiskDriver::Execute(TFunction_Logbook& log) const
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{
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if (Label().IsNull()) return 0;
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Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
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GEOMImpl_IDisk aCI (aFunction);
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Standard_Integer aType = aFunction->GetType();
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TopoDS_Shape aShape;
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if (aType == DISK_PNT_VEC_R) {
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Handle(GEOM_Function) aRefPoint = aCI.GetCenter();
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Handle(GEOM_Function) aRefVector = aCI.GetVector();
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TopoDS_Shape aShapePnt = aRefPoint->GetValue();
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TopoDS_Shape aShapeVec = aRefVector->GetValue();
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if (aShapePnt.ShapeType() == TopAbs_VERTEX &&
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aShapeVec.ShapeType() == TopAbs_EDGE) {
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gp_Pnt aP = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt));
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TopoDS_Edge anE = TopoDS::Edge(aShapeVec);
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TopoDS_Vertex V1, V2;
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TopExp::Vertices(anE, V1, V2, Standard_True);
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if (!V1.IsNull() && !V2.IsNull()) {
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gp_Vec aV (BRep_Tool::Pnt(V1), BRep_Tool::Pnt(V2));
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gp_Ax2 anAxes (aP, -aV);
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gp_Circ aCirc (anAxes, aCI.GetRadius());
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TopoDS_Shape aCircle = BRepBuilderAPI_MakeEdge(aCirc).Edge();
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BRepBuilderAPI_MakeWire MW;
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MW.Add(TopoDS::Edge(aCircle));
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BRepBuilderAPI_MakeFace MF (MW, Standard_False);
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aShape = MF.Shape();
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}
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}
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}
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else if (aType == DISK_THREE_PNT) {
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Handle(GEOM_Function) aRefPoint1 = aCI.GetPoint1();
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Handle(GEOM_Function) aRefPoint2 = aCI.GetPoint2();
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Handle(GEOM_Function) aRefPoint3 = aCI.GetPoint3();
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TopoDS_Shape aShapePnt1 = aRefPoint1->GetValue();
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TopoDS_Shape aShapePnt2 = aRefPoint2->GetValue();
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TopoDS_Shape aShapePnt3 = aRefPoint3->GetValue();
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if (aShapePnt1.ShapeType() == TopAbs_VERTEX &&
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aShapePnt2.ShapeType() == TopAbs_VERTEX &&
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aShapePnt3.ShapeType() == TopAbs_VERTEX) {
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gp_Pnt aP1 = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt1));
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gp_Pnt aP2 = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt2));
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gp_Pnt aP3 = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt3));
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if (aP1.Distance(aP2) < gp::Resolution() ||
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aP1.Distance(aP3) < gp::Resolution() ||
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aP2.Distance(aP3) < gp::Resolution())
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Standard_ConstructionError::Raise("Disk creation aborted: coincident points given");
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if (gp_Vec(aP1, aP2).IsParallel(gp_Vec(aP1, aP3), Precision::Angular()))
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Standard_ConstructionError::Raise("Disk creation aborted: points lay on one line");
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Handle(Geom_Circle) aCirc = GC_MakeCircle(aP3, aP2, aP1).Value();
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TopoDS_Shape aCircle = BRepBuilderAPI_MakeEdge(aCirc).Edge();
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BRepBuilderAPI_MakeWire MW;
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MW.Add(TopoDS::Edge(aCircle));
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BRepBuilderAPI_MakeFace MF (MW, Standard_False);
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aShape = MF.Shape();
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}
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}
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else if (aType == DISK_R) {
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int anOrient = aCI.GetOrientation();
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gp_Pnt aP = gp::Origin();
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gp_Vec aV;
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if (anOrient == 1)
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aV = gp::DZ();
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else if (anOrient == 2)
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aV = gp::DX();
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else if (anOrient == 3)
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aV = gp::DY();
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gp_Ax2 anAxes (aP, -aV);
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gp_Circ aCirc (anAxes, aCI.GetRadius());
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TopoDS_Shape aCircle = BRepBuilderAPI_MakeEdge(aCirc).Edge();
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BRepBuilderAPI_MakeWire MW;
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MW.Add(TopoDS::Edge(aCircle));
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BRepBuilderAPI_MakeFace MF (MW, Standard_False);
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aShape = MF.Shape();
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}
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else {
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}
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if (aShape.IsNull()) return 0;
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aFunction->SetValue(aShape);
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log.SetTouched(Label());
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return 1;
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}
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//=======================================================================
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//function : GEOMImpl_DiskDriver_Type_
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//purpose :
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//=======================================================================
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Standard_EXPORT Handle_Standard_Type& GEOMImpl_DiskDriver_Type_()
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{
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static Handle_Standard_Type aType1 = STANDARD_TYPE(TFunction_Driver);
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if ( aType1.IsNull()) aType1 = STANDARD_TYPE(TFunction_Driver);
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static Handle_Standard_Type aType2 = STANDARD_TYPE(MMgt_TShared);
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if ( aType2.IsNull()) aType2 = STANDARD_TYPE(MMgt_TShared);
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static Handle_Standard_Type aType3 = STANDARD_TYPE(Standard_Transient);
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if ( aType3.IsNull()) aType3 = STANDARD_TYPE(Standard_Transient);
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static Handle_Standard_Transient _Ancestors[]= {aType1,aType2,aType3,NULL};
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static Handle_Standard_Type _aType = new Standard_Type("GEOMImpl_DiskDriver",
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sizeof(GEOMImpl_DiskDriver),
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1,
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(Standard_Address)_Ancestors,
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(Standard_Address)NULL);
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return _aType;
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}
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//=======================================================================
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//function : DownCast
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//purpose :
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//=======================================================================
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const Handle(GEOMImpl_DiskDriver) Handle(GEOMImpl_DiskDriver)::DownCast(const Handle(Standard_Transient)& AnObject)
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{
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Handle(GEOMImpl_DiskDriver) _anOtherObject;
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if (!AnObject.IsNull()) {
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if (AnObject->IsKind(STANDARD_TYPE(GEOMImpl_DiskDriver))) {
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_anOtherObject = Handle(GEOMImpl_DiskDriver)((Handle(GEOMImpl_DiskDriver)&)AnObject);
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}
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}
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return _anOtherObject ;
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}
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