src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        GeomAlgoAPI_EdgeBuilder.cpp
   4 // Created:     23 Apr 2014
   5 // Author:      Mikhail PONIKAROV
   6
   7 #include <GeomAlgoAPI_EdgeBuilder.h>
   8 #include <gp_Pln.hxx>
   9 #include <BRepBuilderAPI_MakeEdge.hxx>
  10 #include <TopoDS_Edge.hxx>
  11 #include <TopoDS.hxx>
  12 #include <BRep_Tool.hxx>
  13 #include <Geom_Plane.hxx>
  14
  15 #include <gp_Ax2.hxx>
  16 #include <gp_Circ.hxx>
  17
  18 std::shared_ptr<GeomAPI_Edge> GeomAlgoAPI_EdgeBuilder::line(
  19     std::shared_ptr<GeomAPI_Pnt> theStart, std::shared_ptr<GeomAPI_Pnt> theEnd)
  20 {
  21   const gp_Pnt& aStart = theStart->impl<gp_Pnt>();
  22   const gp_Pnt& anEnd = theEnd->impl<gp_Pnt>();
  23
  24   if (aStart.IsEqual(anEnd, Precision::Confusion()))
  25     return std::shared_ptr<GeomAPI_Edge>();
  26   if (Abs(aStart.SquareDistance(anEnd)) > 1.e+100)
  27     return std::shared_ptr<GeomAPI_Edge>();
  28   BRepBuilderAPI_MakeEdge anEdgeBuilder(aStart, anEnd);
  29   std::shared_ptr<GeomAPI_Edge> aRes(new GeomAPI_Edge);
  30   TopoDS_Edge anEdge = anEdgeBuilder.Edge();
  31   aRes->setImpl(new TopoDS_Shape(anEdge));
  32   return aRes;
  33 }
  34
  35 std::shared_ptr<GeomAPI_Edge> GeomAlgoAPI_EdgeBuilder::lineCircle(
  36     std::shared_ptr<GeomAPI_Pnt> theCenter, std::shared_ptr<GeomAPI_Dir> theNormal,
  37     double theRadius)
  38 {
  39   const gp_Pnt& aCenter = theCenter->impl<gp_Pnt>();
  40   const gp_Dir& aDir = theNormal->impl<gp_Dir>();
  41
  42   gp_Circ aCircle(gp_Ax2(aCenter, aDir), theRadius);
  43
  44   BRepBuilderAPI_MakeEdge anEdgeBuilder(aCircle);
  45   std::shared_ptr<GeomAPI_Edge> aRes(new GeomAPI_Edge);
  46   TopoDS_Edge anEdge = anEdgeBuilder.Edge();
  47   aRes->setImpl(new TopoDS_Shape(anEdge));
  48   return aRes;
  49 }
  50
  51 std::shared_ptr<GeomAPI_Edge> GeomAlgoAPI_EdgeBuilder::lineCircleArc(
  52     std::shared_ptr<GeomAPI_Pnt> theCenter, std::shared_ptr<GeomAPI_Pnt> theStartPoint,
  53     std::shared_ptr<GeomAPI_Pnt> theEndPoint, std::shared_ptr<GeomAPI_Dir> theNormal)
  54 {
  55   const gp_Pnt& aCenter = theCenter->impl<gp_Pnt>();
  56   const gp_Dir& aDir = theNormal->impl<gp_Dir>();
  57
  58   double aRadius = theCenter->distance(theStartPoint);
  59   gp_Circ aCircle(gp_Ax2(aCenter, aDir), aRadius);
  60
  61   const gp_Pnt& aStart = theStartPoint->impl<gp_Pnt>();
  62   const gp_Pnt& anEnd = theEndPoint->impl<gp_Pnt>();
  63
  64   BRepBuilderAPI_MakeEdge anEdgeBuilder;
  65   if (aStart.IsEqual(anEnd, Precision::Confusion())
  66       || gp_Pnt(0, 0, 0).IsEqual(anEnd, Precision::Confusion()))
  67     anEdgeBuilder = BRepBuilderAPI_MakeEdge(aCircle);
  68   else
  69     anEdgeBuilder = BRepBuilderAPI_MakeEdge(aCircle, aStart, anEnd);
  70
  71   std::shared_ptr<GeomAPI_Edge> aRes(new GeomAPI_Edge);
  72   anEdgeBuilder.Build();
  73
  74   if (anEdgeBuilder.IsDone())
  75     aRes->setImpl(new TopoDS_Shape(anEdgeBuilder.Edge()));
  76   else
  77     aRes = std::shared_ptr<GeomAPI_Edge>();
  78   return aRes;
  79 }