0032485: Modeling Algorithms - Add Clone() function for adapters

Provide ShallowCopy() functions for adapters & evaluators of curves, 2d curves and surfaces. This will allow using copies of the same adapter in multi-thread calculations.

src/Adaptor3d/Adaptor3d_Curve.cxx

@@ -41,6 +41,16 @@ Adaptor3d_Curve::~Adaptor3d_Curve()
 {
 }
 
+//=======================================================================
+//function : ShallowCopy
+//purpose  : 
+//=======================================================================
+
+Handle(Adaptor3d_Curve) Adaptor3d_Curve::ShallowCopy() const
+{
+  throw Standard_NotImplemented("Adaptor3d_Curve::ShallowCopy");
+}
+
 //=======================================================================
 //function : FirstParameter
 //purpose  : 

src/Adaptor3d/Adaptor3d_Curve.hxx

@@ -58,6 +58,9 @@ class Adaptor3d_Curve : public Standard_Transient
   DEFINE_STANDARD_RTTIEXT(Adaptor3d_Curve, Standard_Transient)
 public:
 
+  //! Shallow copy of adaptor
+  Standard_EXPORT virtual Handle(Adaptor3d_Curve) ShallowCopy() const;
+
   Standard_EXPORT virtual Standard_Real FirstParameter() const;
   
   Standard_EXPORT virtual Standard_Real LastParameter() const;

src/Adaptor3d/Adaptor3d_CurveOnSurface.cxx

@@ -718,6 +718,40 @@ Adaptor3d_CurveOnSurface::Adaptor3d_CurveOnSurface
   Load(C);
 }
 
+//=======================================================================
+//function : ShallowCopy
+//purpose  : 
+//=======================================================================
+
+Handle(Adaptor3d_Curve) Adaptor3d_CurveOnSurface::ShallowCopy() const
+{
+  Handle(Adaptor3d_CurveOnSurface) aCopy = new Adaptor3d_CurveOnSurface();
+
+  if (!mySurface.IsNull())
+  {
+    aCopy->mySurface = mySurface->ShallowCopy();
+  }
+  if (!myCurve.IsNull())
+  {
+    aCopy->myCurve = myCurve->ShallowCopy();
+  }
+  aCopy->myType      = myType;
+  aCopy->myCirc      = myCirc;
+  aCopy->myLin       = myLin;
+  if (!myFirstSurf.IsNull())
+  {
+    aCopy->myFirstSurf = myFirstSurf->ShallowCopy();
+  }
+  if (!myLastSurf.IsNull())
+  {
+    aCopy->myLastSurf = myLastSurf->ShallowCopy();
+  }
+  aCopy->myIntervals = myIntervals;
+  aCopy->myIntCont   = myIntCont;
+
+  return aCopy;
+}
+
 //=======================================================================
 //function : Load
 //purpose  : 

src/Adaptor3d/Adaptor3d_CurveOnSurface.hxx

@@ -45,6 +45,9 @@ public:
   //! the surface <S>.
   Standard_EXPORT Adaptor3d_CurveOnSurface(const Handle(Adaptor2d_Curve2d)& C, const Handle(Adaptor3d_Surface)& S);
   
+  //! Shallow copy of adaptor
+  Standard_EXPORT virtual Handle(Adaptor3d_Curve) ShallowCopy() const Standard_OVERRIDE;
+
   //! Changes the surface.
   Standard_EXPORT void Load (const Handle(Adaptor3d_Surface)& S);
   

src/Adaptor3d/Adaptor3d_IsoCurve.cxx

@@ -104,6 +104,27 @@ Adaptor3d_IsoCurve::Adaptor3d_IsoCurve(const Handle(Adaptor3d_Surface)& theS,
   Load(theIso, theParam, theWFirst, theWLast);
 }
 
+//=======================================================================
+//function : ShallowCopy
+//purpose  : 
+//=======================================================================
+
+Handle(Adaptor3d_Curve) Adaptor3d_IsoCurve::ShallowCopy() const
+{
+  Handle(Adaptor3d_IsoCurve) aCopy = new Adaptor3d_IsoCurve();
+
+  if (!mySurface.IsNull())
+  {
+    aCopy->mySurface = mySurface->ShallowCopy();
+  }
+  aCopy->myIso       = myIso;
+  aCopy->myFirst     = myFirst;
+  aCopy->myLast      = myLast;
+  aCopy->myParameter = myParameter;
+
+  return aCopy;
+}
+
 //=======================================================================
 //function : Load
 //purpose  : 

src/Adaptor3d/Adaptor3d_IsoCurve.hxx

@@ -49,6 +49,9 @@ public:
   //! iso. WFirst,WLast define the bounds of the iso.
   Standard_EXPORT Adaptor3d_IsoCurve(const Handle(Adaptor3d_Surface)& S, const GeomAbs_IsoType Iso, const Standard_Real Param, const Standard_Real WFirst, const Standard_Real WLast);
   
+  //! Shallow copy of adaptor
+  Standard_EXPORT virtual Handle(Adaptor3d_Curve) ShallowCopy() const Standard_OVERRIDE;
+
   //! Changes  the surface.  The  iso  is  reset  to
   //! NoneIso.
   Standard_EXPORT void Load (const Handle(Adaptor3d_Surface)& S);

src/Adaptor3d/Adaptor3d_Surface.cxx

@@ -43,6 +43,15 @@ Adaptor3d_Surface::~Adaptor3d_Surface()
 {
 }
 
+//=======================================================================
+//function : ShallowCopy()
+//purpose  : 
+//=======================================================================
+
+Handle(Adaptor3d_Surface) Adaptor3d_Surface::ShallowCopy() const
+{
+  throw Standard_NotImplemented("Adaptor3d_Surface::ShallowCopy");
+}
 //=======================================================================
 //function : FirstUParameter
 //purpose  : 

src/Adaptor3d/Adaptor3d_Surface.hxx

@@ -59,6 +59,9 @@ class Adaptor3d_Surface : public Standard_Transient
   DEFINE_STANDARD_RTTIEXT(Adaptor3d_Surface, Standard_Transient)
 public:
 
+  //! Shallow copy of adaptor
+  Standard_EXPORT virtual Handle(Adaptor3d_Surface) ShallowCopy() const;
+
   Standard_EXPORT virtual Standard_Real FirstUParameter() const;
   
   Standard_EXPORT virtual Standard_Real LastUParameter() const;