X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FGeomAPI%2FGeomAPI_Edge.cpp;h=9364605b9b1b95c6cc6862e8145285e6024ff76b;hb=a211165b993cec59888b300199b44b525c0daf69;hp=379bdab86b9f396eee35febc5f608727d43d321b;hpb=4289f04d4dcda1de53b4d33f63bc13e24a0fb650;p=modules%2Fshaper.git

diff --git a/src/GeomAPI/GeomAPI_Edge.cpp b/src/GeomAPI/GeomAPI_Edge.cpp
index 379bdab86..9364605b9 100644
--- a/src/GeomAPI/GeomAPI_Edge.cpp
+++ b/src/GeomAPI/GeomAPI_Edge.cpp
@@ -25,6 +25,7 @@
 #include<GeomAPI_Lin.h>
 #include<GeomAPI_Ax2.h>
 #include<GeomAPI_Ellipse.h>
+#include<GeomAPI_Vertex.h>
 
 #include <BRepAdaptor_Curve.hxx>
 
@@ -35,12 +36,14 @@
 #include <BRep_Tool.hxx>
 #include <ElCLib.hxx>
 #include <GCPnts_UniformAbscissa.hxx>
+#include <Geom_BSplineCurve.hxx>
 #include <Geom_Curve.hxx>
 #include <Geom_Line.hxx>
 #include <Geom_Circle.hxx>
 #include <Geom_TrimmedCurve.hxx>
 #include <Geom_Ellipse.hxx>
 #include <Geom_Plane.hxx>
+#include <GeomAPI_ExtremaCurveCurve.hxx>
 #include <GeomAPI_ExtremaCurveSurface.hxx>
 #include <GeomAPI_IntCS.hxx>
 #include <GeomAdaptor_Curve.hxx>
@@ -68,6 +71,48 @@ GeomAPI_Edge::GeomAPI_Edge(const std::shared_ptr<GeomAPI_Shape>& theShape)
   }
 }
 
+void GeomAPI_Edge::vertices(std::shared_ptr<GeomAPI_Vertex>& theStartVertex,
+                            std::shared_ptr<GeomAPI_Vertex>& theEndVertex) const
+{
+  const TopoDS_Edge& anEdge = impl<TopoDS_Edge>();
+  TopoDS_Vertex aStart, aEnd;
+  TopExp::Vertices(anEdge, aStart, aEnd);
+  theStartVertex.reset(new GeomAPI_Vertex);
+  theStartVertex->setImpl(new TopoDS_Vertex(aStart));
+  theEndVertex.reset(new GeomAPI_Vertex);
+  theEndVertex->setImpl(new TopoDS_Vertex(aEnd));
+}
+
+static Handle(Geom_Curve) baseCurve(const TopoDS_Edge& theEdge)
+{
+  double aFirst, aLast;
+  Handle(Geom_Curve) aCurve = BRep_Tool::Curve(theEdge, aFirst, aLast);
+  while (aCurve->IsKind(STANDARD_TYPE(Geom_TrimmedCurve))) {
+    Handle(Geom_TrimmedCurve) tc = Handle(Geom_TrimmedCurve)::DownCast(aCurve);
+    aCurve = tc->BasisCurve();
+  }
+  return aCurve;
+}
+
+bool GeomAPI_Edge::isSameGeometry(const std::shared_ptr<GeomAPI_Shape> theShape) const
+{
+  if (!theShape->isEdge())
+    return false;
+  if (isSame(theShape))
+    return true;
+
+  TopoDS_Edge anOwnEdge = TopoDS::Edge(impl<TopoDS_Shape>());
+  TopoDS_Edge anOtherEdge = TopoDS::Edge(theShape->impl<TopoDS_Shape>());
+
+  Handle(Geom_Curve) anOwnCurve = baseCurve(anOwnEdge);
+  Handle(Geom_Curve) anOtherCurve = baseCurve(anOtherEdge);
+  GeomAPI_ExtremaCurveCurve anExtrema(anOwnCurve, anOtherCurve);
+
+  bool isSame = anExtrema.Extrema().IsParallel() &&
+                anExtrema.TotalLowerDistance() < Precision::Confusion();
+  return isSame;
+}
+
 bool GeomAPI_Edge::isLine() const
 {
   const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
@@ -135,6 +180,18 @@ bool GeomAPI_Edge::isEllipse() const
   return false;
 }
 
+bool GeomAPI_Edge::isBSpline() const
+{
+  const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+  double aFirst, aLast;
+  Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+  if (aCurve.IsNull()) // degenerative edge
+    return false;
+  while (aCurve->IsKind(STANDARD_TYPE(Geom_TrimmedCurve)))
+    aCurve = Handle(Geom_TrimmedCurve)::DownCast(aCurve)->BasisCurve();
+  return aCurve->IsKind(STANDARD_TYPE(Geom_BSplineCurve));
+}
+
 std::shared_ptr<GeomAPI_Pnt> GeomAPI_Edge::firstPoint()
 {
   const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
@@ -250,13 +307,26 @@ bool GeomAPI_Edge::isEqual(const std::shared_ptr<GeomAPI_Shape> theEdge) const
   return true;
 }
 
-// LCOV_EXCL_START
+void GeomAPI_Edge::setRange(const double& theFirst, const double& theLast)
+{
+  TopoDS_Edge anEdge = impl<TopoDS_Edge>();
+  double aFirst, aLast;
+  Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
+  double aTolerance = BRep_Tool::Tolerance(anEdge);
+  if (aCurve->DynamicType() == STANDARD_TYPE(Geom_TrimmedCurve)) {
+    aCurve = Handle(Geom_TrimmedCurve)::DownCast(aCurve)->BasisCurve();
+    BRep_Builder().UpdateEdge(anEdge, aCurve, aTolerance);
+  }
+  BRep_Builder().Range(anEdge, theFirst, theLast);
+}
+
 void GeomAPI_Edge::getRange(double& theFirst, double& theLast) const
 {
   const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
   Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, theFirst, theLast);
 }
 
+// LCOV_EXCL_START
 bool GeomAPI_Edge::isInPlane(std::shared_ptr<GeomAPI_Pln> thePlane) const
 {
   double aFirst, aLast;
@@ -332,7 +402,9 @@ void GeomAPI_Edge::intersectWithPlane(const std::shared_ptr<GeomAPI_Pln> thePlan
       // find minimal distance between the plane and the curve
       GeomAPI_ExtremaCurveSurface anExtrema(aCurve, aPlane);
       double aTolerance = BRep_Tool::Tolerance(TopoDS::Edge(aShape));
-      if (anExtrema.LowerDistance() < aTolerance) {
+      if (anExtrema.NbExtrema() > 0 &&
+          !anExtrema.Extrema().IsParallel() &&
+          anExtrema.LowerDistance() < aTolerance) {
         // distance is lower than tolerance => tangent case
         gp_Pnt aPntC, aPntS;
         anExtrema.NearestPoints(aPntC, aPntS);