src/HYDROData/HYDROData_ShapesTool.cxx

   1
   2 #include "HYDROData_ShapesTool.h"
   3
   4 #include <BRep_Tool.hxx>
   5
   6 #include <gp_Pnt.hxx>
   7
   8 #include <Precision.hxx>
   9
  10 #include <TopExp.hxx>
  11
  12 #include <TopoDS_Shape.hxx>
  13 #include <TopoDS_Vertex.hxx>
  14
  15 #include <TopTools_SequenceOfShape.hxx>
  16
  17 #include <TopExp_Explorer.hxx>
  18
  19 void HYDROData_ShapesTool::ExploreShapeToShapes( const TopoDS_Shape&       theInShape,
  20                                                  const TopAbs_ShapeEnum&   theExpType,
  21                                                  TopTools_SequenceOfShape& theOutShapes )
  22 {
  23   theOutShapes.Clear();
  24
  25   if ( theInShape.IsNull() )
  26     return;
  27
  28   TopExp_Explorer anExp( theInShape, theExpType );
  29   for ( ; anExp.More(); anExp.Next() )
  30   {
  31     TopoDS_Shape anExpShape = anExp.Current();
  32     theOutShapes.Append( anExpShape );
  33   }
  34 }
  35
  36 bool HYDROData_ShapesTool::IsVerticesEquals( const TopoDS_Vertex& theFirstVert,
  37                                              const TopoDS_Vertex& theSecondVert )
  38 {
  39   gp_Pnt aFirstPoint = BRep_Tool::Pnt( theFirstVert );
  40   gp_Pnt aSecondPoint = BRep_Tool::Pnt( theSecondVert );
  41   return aFirstPoint.IsEqual( aSecondPoint, Precision::Confusion() );
  42 }
  43
  44 bool HYDROData_ShapesTool::IsEdgesEquals( const TopoDS_Edge& theFirstEdge,
  45                                           const TopoDS_Edge& theSecondEdge )
  46 {
  47   TopoDS_Vertex aFFirstVert, aFLastVert, aSFirstVert, aSLastVert;
  48   TopExp::Vertices( theFirstEdge, aFFirstVert, aFLastVert );
  49   TopExp::Vertices( theSecondEdge, aSFirstVert, aSLastVert );
  50   return IsVerticesEquals( aFFirstVert, aSFirstVert ) &&
  51          IsVerticesEquals( aFLastVert, aSLastVert );
  52 }
  53
  54