// Created on: 1993-11-09
// Created by: Laurent BOURESCHE
// Copyright (c) 1993-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef _ChFi3d_Builder_HeaderFile
#define _ChFi3d_Builder_HeaderFile

#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Handle.hxx>

#include <TopoDS_Shape.hxx>
#include <Standard_Real.hxx>
#include <GeomAbs_Shape.hxx>
#include <ChFiDS_Map.hxx>
#include <ChFiDS_ListOfStripe.hxx>
#include <ChFiDS_StripeMap.hxx>
#include <ChFiDS_Regularities.hxx>
#include <TopTools_ListOfShape.hxx>
#include <TopTools_DataMapOfShapeListOfInteger.hxx>
#include <Standard_Boolean.hxx>
#include <Standard_Integer.hxx>
#include <ChFiDS_ErrorStatus.hxx>
#include <math_Vector.hxx>
#include <TopAbs_Orientation.hxx>
#include <ChFiDS_SequenceOfSurfData.hxx>
#include <TopAbs_State.hxx>
class TopOpeBRepDS_HDataStructure;
class TopOpeBRepBuild_HBuilder;
class Standard_OutOfRange;
class Standard_NoSuchObject;
class Standard_ConstructionError;
class TopoDS_Shape;
class TopoDS_Edge;
class ChFiDS_Spine;
class TopoDS_Vertex;
class Geom_Surface;
class ChFiDS_SurfData;
class ChFiDS_HElSpine;
class BRepAdaptor_HSurface;
class Adaptor3d_TopolTool;
class BRepAdaptor_HCurve2d;
class BRepBlend_Line;
class Adaptor3d_HSurface;
class Blend_Function;
class Blend_FuncInv;
class Adaptor2d_HCurve2d;
class Blend_SurfRstFunction;
class Blend_SurfPointFuncInv;
class Blend_SurfCurvFuncInv;
class Blend_RstRstFunction;
class Blend_CurvPointFuncInv;
class ChFiDS_Stripe;
class BRepTopAdaptor_TopolTool;
class gp_Pnt2d;
class ChFiDS_CommonPoint;
class TopoDS_Face;
class AppBlend_Approx;
class Geom2d_Curve;


//! Root  class  for calculation of  surfaces (fillets,
//! chamfers)  destined  to smooth edges  of
//! a gap on a Shape and the reconstruction of  the   Shape.
class ChFi3d_Builder 
{
public:

  DEFINE_STANDARD_ALLOC

  Standard_EXPORT virtual ~ChFi3d_Builder();
  
  Standard_EXPORT void SetParams (const Standard_Real Tang, const Standard_Real Tesp, const Standard_Real T2d, const Standard_Real TApp3d, const Standard_Real TolApp2d, const Standard_Real Fleche);
  
  Standard_EXPORT void SetContinuity (const GeomAbs_Shape InternalContinuity, const Standard_Real AngularTolerance);
  
  //! extracts from  the list the contour containing edge E.
  Standard_EXPORT void Remove (const TopoDS_Edge& E);
  
  //! gives the number of  the contour containing E or 0
  //! if E does  not  belong to  any  contour.
  Standard_EXPORT Standard_Integer Contains (const TopoDS_Edge& E) const;
  
  //! gives  the number of  the contour containing E or 0
  //! if E does  not  belong  to  any  contour.
  //! Sets in IndexInSpine the index of E in the contour if it's found
  Standard_EXPORT Standard_Integer Contains (const TopoDS_Edge& E, Standard_Integer& IndexInSpine) const;
  
  //! gives the number of  disjoint contours on  which
  //! the  fillets  are  calculated
  Standard_EXPORT Standard_Integer NbElements() const;
  
  //! gives the n'th set  of edges (contour)
  //! if I >NbElements()
  Standard_EXPORT Handle(ChFiDS_Spine) Value (const Standard_Integer I) const;
  
  //! returns the length of  the contour of index IC.
  Standard_EXPORT Standard_Real Length (const Standard_Integer IC) const;
  
  //! returns the First vertex V of
  //! the contour of index IC.
  Standard_EXPORT TopoDS_Vertex FirstVertex (const Standard_Integer IC) const;
  
  //! returns the Last vertex V of
  //! the contour of index IC.
  Standard_EXPORT TopoDS_Vertex LastVertex (const Standard_Integer IC) const;
  
  //! returns the abscissa of the vertex V on
  //! the contour of index IC.
  Standard_EXPORT Standard_Real Abscissa (const Standard_Integer IC, const TopoDS_Vertex& V) const;
  
  //! returns the relative abscissa([0.,1.]) of the
  //! vertex V on the contour of index IC.
  Standard_EXPORT Standard_Real RelativeAbscissa (const Standard_Integer IC, const TopoDS_Vertex& V) const;
  
  //! returns true if the contour of index IC is closed
  //! an tangent.
  Standard_EXPORT Standard_Boolean ClosedAndTangent (const Standard_Integer IC) const;
  
  //! returns true if the contour of index IC is closed
  Standard_EXPORT Standard_Boolean Closed (const Standard_Integer IC) const;
  
  //! general calculation of geometry on all edges,
  //! topologic reconstruction.
  Standard_EXPORT void Compute();
  
  //! returns True if the computation  is  success
  Standard_EXPORT Standard_Boolean IsDone() const;
  
  //! if (Isdone()) makes the result.
  //! if (!Isdone())
  Standard_EXPORT TopoDS_Shape Shape() const;
  
  //! Advanced  function for the history
  Standard_EXPORT const TopTools_ListOfShape& Generated (const TopoDS_Shape& EouV);
  
  //! Returns the number of contours on  which the calculation
  //! has failed.
  Standard_EXPORT Standard_Integer NbFaultyContours() const;
  
  //! Returns the number of  I'th contour on  which the calculation
  //! has failed.
  Standard_EXPORT Standard_Integer FaultyContour (const Standard_Integer I) const;
  
  //! Returns the number of  surfaces calculated  on  the contour IC.
  Standard_EXPORT Standard_Integer NbComputedSurfaces (const Standard_Integer IC) const;
  
  //! Returns the IS'th surface calculated on  the contour IC.
  Standard_EXPORT Handle(Geom_Surface) ComputedSurface (const Standard_Integer IC, const Standard_Integer IS) const;
  
  //! Returns the number of vertices on  which the calculation
  //! has failed.
  Standard_EXPORT Standard_Integer NbFaultyVertices() const;
  
  //! Returns the IV'th vertex on  which the calculation has failed.
  Standard_EXPORT TopoDS_Vertex FaultyVertex (const Standard_Integer IV) const;
  
  //! returns True if  a partial result has  been  calculated
  Standard_EXPORT Standard_Boolean HasResult() const;
  
  //! if (HasResult()) returns partial result
  //! if (!HasResult())
  Standard_EXPORT TopoDS_Shape BadShape() const;
  
  //! for the stripe IC ,indication on the cause
  //! of  failure WalkingFailure,TwistedSurface,Error, Ok
  Standard_EXPORT ChFiDS_ErrorStatus StripeStatus (const Standard_Integer IC) const;
  
  //! Reset all  results of   compute and returns the  algorythm
  //! in  the  state  of  the  last  acquisition to
  //! enable modification of contours or areas.
  Standard_EXPORT void Reset();
  
  //! Returns the Builder of  topologic operations.
  Standard_EXPORT Handle(TopOpeBRepBuild_HBuilder) Builder() const;
  
  //! Method, implemented in the inheritants, calculates
  //! the elements of construction of the surface (fillet or
  //! chamfer).
  Standard_EXPORT Standard_Boolean SplitKPart (const Handle(ChFiDS_SurfData)& Data, ChFiDS_SequenceOfSurfData& SetData, const Handle(ChFiDS_Spine)& Spine, const Standard_Integer Iedge, const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const Handle(Adaptor3d_HSurface)& S2, const Handle(Adaptor3d_TopolTool)& I2, Standard_Boolean& Intf, Standard_Boolean& Intl);
  
  Standard_EXPORT Standard_Integer PerformTwoCornerbyInter (const Standard_Integer Index);




protected:

  
  Standard_EXPORT ChFi3d_Builder(const TopoDS_Shape& S, const Standard_Real Ta);
  
  Standard_EXPORT virtual void SimulKPart (const Handle(ChFiDS_SurfData)& SD) const = 0;
  
  Standard_EXPORT virtual Standard_Boolean SimulSurf (Handle(ChFiDS_SurfData)& Data, const Handle(ChFiDS_HElSpine)& Guide, const Handle(ChFiDS_Spine)& Spine, const Standard_Integer Choix, const Handle(BRepAdaptor_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const Handle(BRepAdaptor_HSurface)& S2, const Handle(Adaptor3d_TopolTool)& I2, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecOnS1, const Standard_Boolean RecOnS2, const math_Vector& Soldep, Standard_Boolean& Intf, Standard_Boolean& Intl) = 0;
  
  Standard_EXPORT virtual void SimulSurf (Handle(ChFiDS_SurfData)& Data, const Handle(ChFiDS_HElSpine)& Guide, const Handle(ChFiDS_Spine)& Spine, const Standard_Integer Choix, const Handle(BRepAdaptor_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const Handle(BRepAdaptor_HCurve2d)& PC1, const Handle(BRepAdaptor_HSurface)& Sref1, const Handle(BRepAdaptor_HCurve2d)& PCref1, Standard_Boolean& Decroch1, const Handle(BRepAdaptor_HSurface)& S2, const Handle(Adaptor3d_TopolTool)& I2, const TopAbs_Orientation Or2, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecP, const Standard_Boolean RecS, const Standard_Boolean RecRst, const math_Vector& Soldep);
  
  Standard_EXPORT virtual void SimulSurf (Handle(ChFiDS_SurfData)& Data, const Handle(ChFiDS_HElSpine)& Guide, const Handle(ChFiDS_Spine)& Spine, const Standard_Integer Choix, const Handle(BRepAdaptor_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const TopAbs_Orientation Or1, const Handle(BRepAdaptor_HSurface)& S2, const Handle(Adaptor3d_TopolTool)& I2, const Handle(BRepAdaptor_HCurve2d)& PC2, const Handle(BRepAdaptor_HSurface)& Sref2, const Handle(BRepAdaptor_HCurve2d)& PCref2, Standard_Boolean& Decroch2, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecP, const Standard_Boolean RecS, const Standard_Boolean RecRst, const math_Vector& Soldep);
  
  Standard_EXPORT virtual void SimulSurf (Handle(ChFiDS_SurfData)& Data, const Handle(ChFiDS_HElSpine)& Guide, const Handle(ChFiDS_Spine)& Spine, const Standard_Integer Choix, const Handle(BRepAdaptor_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const Handle(BRepAdaptor_HCurve2d)& PC1, const Handle(BRepAdaptor_HSurface)& Sref1, const Handle(BRepAdaptor_HCurve2d)& PCref1, Standard_Boolean& Decroch1, const TopAbs_Orientation Or1, const Handle(BRepAdaptor_HSurface)& S2, const Handle(Adaptor3d_TopolTool)& I2, const Handle(BRepAdaptor_HCurve2d)& PC2, const Handle(BRepAdaptor_HSurface)& Sref2, const Handle(BRepAdaptor_HCurve2d)& PCref2, Standard_Boolean& Decroch2, const TopAbs_Orientation Or2, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecP1, const Standard_Boolean RecRst1, const Standard_Boolean RecP2, const Standard_Boolean RecRst2, const math_Vector& Soldep);
  
  Standard_EXPORT Standard_Boolean SimulData (Handle(ChFiDS_SurfData)& Data, const Handle(ChFiDS_HElSpine)& Guide, Handle(BRepBlend_Line)& Lin, const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const Handle(Adaptor3d_HSurface)& S2, const Handle(Adaptor3d_TopolTool)& I2, Blend_Function& Func, Blend_FuncInv& FInv, const Standard_Real PFirst, const Standard_Real MaxStep, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const math_Vector& Soldep, const Standard_Integer NbSecMin, const Standard_Boolean RecOnS1 = Standard_False, const Standard_Boolean RecOnS2 = Standard_False);
  
  Standard_EXPORT Standard_Boolean SimulData (Handle(ChFiDS_SurfData)& Data, const Handle(ChFiDS_HElSpine)& HGuide, Handle(BRepBlend_Line)& Lin, const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const Handle(Adaptor3d_HSurface)& S2, const Handle(Adaptor2d_HCurve2d)& PC2, const Handle(Adaptor3d_TopolTool)& I2, Standard_Boolean& Decroch, Blend_SurfRstFunction& Func, Blend_FuncInv& FInv, Blend_SurfPointFuncInv& FInvP, Blend_SurfCurvFuncInv& FInvC, const Standard_Real PFirst, const Standard_Real MaxStep, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const math_Vector& Soldep, const Standard_Integer NbSecMin, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecP, const Standard_Boolean RecS, const Standard_Boolean RecRst);
  
  Standard_EXPORT Standard_Boolean SimulData (Handle(ChFiDS_SurfData)& Data, const Handle(ChFiDS_HElSpine)& HGuide, Handle(BRepBlend_Line)& Lin, const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor2d_HCurve2d)& PC1, const Handle(Adaptor3d_TopolTool)& I1, Standard_Boolean& Decroch1, const Handle(Adaptor3d_HSurface)& S2, const Handle(Adaptor2d_HCurve2d)& PC2, const Handle(Adaptor3d_TopolTool)& I2, Standard_Boolean& Decroch2, Blend_RstRstFunction& Func, Blend_SurfCurvFuncInv& FInv1, Blend_CurvPointFuncInv& FInvP1, Blend_SurfCurvFuncInv& FInv2, Blend_CurvPointFuncInv& FInvP2, const Standard_Real PFirst, const Standard_Real MaxStep, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const math_Vector& Soldep, const Standard_Integer NbSecMin, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecP1, const Standard_Boolean RecRst1, const Standard_Boolean RecP2, const Standard_Boolean RecRst2);
  
  Standard_EXPORT virtual void SetRegul() = 0;
  
  Standard_EXPORT Standard_Boolean PerformElement (const Handle(ChFiDS_Spine)& CElement);
  
  Standard_EXPORT void PerformExtremity (const Handle(ChFiDS_Spine)& CElement);
  
  Standard_EXPORT void PerformSetOfSurf (Handle(ChFiDS_Stripe)& S, const Standard_Boolean Simul = Standard_False);
  
  Standard_EXPORT void PerformSetOfKPart (Handle(ChFiDS_Stripe)& S, const Standard_Boolean Simul = Standard_False);
  
  Standard_EXPORT void PerformSetOfKGen (Handle(ChFiDS_Stripe)& S, const Standard_Boolean Simul = Standard_False);
  
  Standard_EXPORT void Trunc (const Handle(ChFiDS_SurfData)& SD, const Handle(ChFiDS_Spine)& Spine, const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor3d_HSurface)& S2, const Standard_Integer iedge, const Standard_Boolean isfirst, const Standard_Integer cntlFiOnS);
  
  Standard_EXPORT void CallPerformSurf (Handle(ChFiDS_Stripe)& Stripe, const Standard_Boolean Simul, ChFiDS_SequenceOfSurfData& SeqSD, Handle(ChFiDS_SurfData)& SD, const Handle(ChFiDS_HElSpine)& Guide, const Handle(ChFiDS_Spine)& Spine, const Handle(BRepAdaptor_HSurface)& HS1, const Handle(BRepAdaptor_HSurface)& HS3, const gp_Pnt2d& P1, const gp_Pnt2d& P3, const Handle(Adaptor3d_TopolTool)& I1, const Handle(BRepAdaptor_HSurface)& HS2, const Handle(BRepAdaptor_HSurface)& HS4, const gp_Pnt2d& P2, const gp_Pnt2d& P4, const Handle(Adaptor3d_TopolTool)& I2, const Standard_Real MaxStep, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecOnS1, const Standard_Boolean RecOnS2, math_Vector& Soldep, Standard_Boolean& Intf, Standard_Boolean& Intl, Handle(BRepAdaptor_HSurface)& Surf1, Handle(BRepAdaptor_HSurface)& Surf2);
  
  //! Method, implemented in the inheritants, calculating
  //! elements of construction of the surface (fillet or
  //! chamfer).
  Standard_EXPORT virtual Standard_Boolean PerformSurf (ChFiDS_SequenceOfSurfData& Data, const Handle(ChFiDS_HElSpine)& Guide, const Handle(ChFiDS_Spine)& Spine, const Standard_Integer Choix, const Handle(BRepAdaptor_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const Handle(BRepAdaptor_HSurface)& S2, const Handle(Adaptor3d_TopolTool)& I2, const Standard_Real MaxStep, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecOnS1, const Standard_Boolean RecOnS2, const math_Vector& Soldep, Standard_Boolean& Intf, Standard_Boolean& Intl) = 0;
  
  //! Method, implemented  in inheritants, calculates
  //! the elements of construction of  the surface (fillet
  //! or chamfer) contact edge/face.
  Standard_EXPORT virtual void PerformSurf (ChFiDS_SequenceOfSurfData& Data, const Handle(ChFiDS_HElSpine)& Guide, const Handle(ChFiDS_Spine)& Spine, const Standard_Integer Choix, const Handle(BRepAdaptor_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const Handle(BRepAdaptor_HCurve2d)& PC1, const Handle(BRepAdaptor_HSurface)& Sref1, const Handle(BRepAdaptor_HCurve2d)& PCref1, Standard_Boolean& Decroch1, const Handle(BRepAdaptor_HSurface)& S2, const Handle(Adaptor3d_TopolTool)& I2, const TopAbs_Orientation Or2, const Standard_Real MaxStep, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecP, const Standard_Boolean RecS, const Standard_Boolean RecRst, const math_Vector& Soldep);
  
  //! Method, implemented in  inheritants, calculates
  //! the elements of construction of  the surface (fillet
  //! or chamfer) contact edge/face.
  Standard_EXPORT virtual void PerformSurf (ChFiDS_SequenceOfSurfData& Data, const Handle(ChFiDS_HElSpine)& Guide, const Handle(ChFiDS_Spine)& Spine, const Standard_Integer Choix, const Handle(BRepAdaptor_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const TopAbs_Orientation Or1, const Handle(BRepAdaptor_HSurface)& S2, const Handle(Adaptor3d_TopolTool)& I2, const Handle(BRepAdaptor_HCurve2d)& PC2, const Handle(BRepAdaptor_HSurface)& Sref2, const Handle(BRepAdaptor_HCurve2d)& PCref2, Standard_Boolean& Decroch2, const Standard_Real MaxStep, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecP, const Standard_Boolean RecS, const Standard_Boolean RecRst, const math_Vector& Soldep);
  
  //! Method, implemented in inheritants, calculates
  //! the elements of construction of  the surface (fillet
  //! or chamfer) contact edge/edge.
  Standard_EXPORT virtual void PerformSurf (ChFiDS_SequenceOfSurfData& Data, const Handle(ChFiDS_HElSpine)& Guide, const Handle(ChFiDS_Spine)& Spine, const Standard_Integer Choix, const Handle(BRepAdaptor_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const Handle(BRepAdaptor_HCurve2d)& PC1, const Handle(BRepAdaptor_HSurface)& Sref1, const Handle(BRepAdaptor_HCurve2d)& PCref1, Standard_Boolean& Decroch1, const TopAbs_Orientation Or1, const Handle(BRepAdaptor_HSurface)& S2, const Handle(Adaptor3d_TopolTool)& I2, const Handle(BRepAdaptor_HCurve2d)& PC2, const Handle(BRepAdaptor_HSurface)& Sref2, const Handle(BRepAdaptor_HCurve2d)& PCref2, Standard_Boolean& Decroch2, const TopAbs_Orientation Or2, const Standard_Real MaxStep, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecP1, const Standard_Boolean RecRst1, const Standard_Boolean RecP2, const Standard_Boolean RecRst2, const math_Vector& Soldep);
  
  Standard_EXPORT virtual void PerformTwoCorner (const Standard_Integer Index) = 0;
  
  Standard_EXPORT virtual void PerformThreeCorner (const Standard_Integer Index) = 0;
  
  Standard_EXPORT void PerformMoreThreeCorner (const Standard_Integer Index, const Standard_Integer nbcourb);
  
  Standard_EXPORT virtual void ExtentOneCorner (const TopoDS_Vertex& V, const Handle(ChFiDS_Stripe)& S) = 0;
  
  Standard_EXPORT virtual void ExtentTwoCorner (const TopoDS_Vertex& V, const ChFiDS_ListOfStripe& LS) = 0;
  
  Standard_EXPORT virtual void ExtentThreeCorner (const TopoDS_Vertex& V, const ChFiDS_ListOfStripe& LS) = 0;
  
  Standard_EXPORT virtual Standard_Boolean PerformFirstSection (const Handle(ChFiDS_Spine)& S, const Handle(ChFiDS_HElSpine)& HGuide, const Standard_Integer Choix, Handle(BRepAdaptor_HSurface)& S1, Handle(BRepAdaptor_HSurface)& S2, const Handle(Adaptor3d_TopolTool)& I1, const Handle(Adaptor3d_TopolTool)& I2, const Standard_Real Par, math_Vector& SolDep, TopAbs_State& Pos1, TopAbs_State& Pos2) const = 0;
  
  Standard_EXPORT Standard_Boolean SearchFace (const Handle(ChFiDS_Spine)& Sp, const ChFiDS_CommonPoint& Pc, const TopoDS_Face& FRef, TopoDS_Face& FVoi) const;
  
  Standard_EXPORT Standard_Boolean StripeOrientations (const Handle(ChFiDS_Spine)& Sp, TopAbs_Orientation& Or1, TopAbs_Orientation& Or2, Standard_Integer& ChoixConge) const;
  
  //! Calculates  a Line of contact face/face.
  Standard_EXPORT Standard_Boolean ComputeData (Handle(ChFiDS_SurfData)& Data, const Handle(ChFiDS_HElSpine)& Guide, const Handle(ChFiDS_Spine)& Spine, Handle(BRepBlend_Line)& Lin, const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const Handle(Adaptor3d_HSurface)& S2, const Handle(Adaptor3d_TopolTool)& I2, Blend_Function& Func, Blend_FuncInv& FInv, const Standard_Real PFirst, const Standard_Real MaxStep, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const math_Vector& Soldep, Standard_Boolean& Intf, Standard_Boolean& Intl, Standard_Boolean& Gd1, Standard_Boolean& Gd2, Standard_Boolean& Gf1, Standard_Boolean& Gf2, const Standard_Boolean RecOnS1 = Standard_False, const Standard_Boolean RecOnS2 = Standard_False);
  
  //! Calculates a Line of contact edge/face.
  Standard_EXPORT Standard_Boolean ComputeData (Handle(ChFiDS_SurfData)& Data, const Handle(ChFiDS_HElSpine)& HGuide, Handle(BRepBlend_Line)& Lin, const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor3d_TopolTool)& I1, const Handle(Adaptor3d_HSurface)& S2, const Handle(Adaptor2d_HCurve2d)& PC2, const Handle(Adaptor3d_TopolTool)& I2, Standard_Boolean& Decroch, Blend_SurfRstFunction& Func, Blend_FuncInv& FInv, Blend_SurfPointFuncInv& FInvP, Blend_SurfCurvFuncInv& FInvC, const Standard_Real PFirst, const Standard_Real MaxStep, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const math_Vector& Soldep, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecP, const Standard_Boolean RecS, const Standard_Boolean RecRst);
  
  //! Calculates a Line of contact edge/edge.
  Standard_EXPORT Standard_Boolean ComputeData (Handle(ChFiDS_SurfData)& Data, const Handle(ChFiDS_HElSpine)& HGuide, Handle(BRepBlend_Line)& Lin, const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor2d_HCurve2d)& PC1, const Handle(Adaptor3d_TopolTool)& I1, Standard_Boolean& Decroch1, const Handle(Adaptor3d_HSurface)& S2, const Handle(Adaptor2d_HCurve2d)& PC2, const Handle(Adaptor3d_TopolTool)& I2, Standard_Boolean& Decroch2, Blend_RstRstFunction& Func, Blend_SurfCurvFuncInv& FInv1, Blend_CurvPointFuncInv& FInvP1, Blend_SurfCurvFuncInv& FInv2, Blend_CurvPointFuncInv& FInvP2, const Standard_Real PFirst, const Standard_Real MaxStep, const Standard_Real Fleche, const Standard_Real TolGuide, Standard_Real& First, Standard_Real& Last, const math_Vector& Soldep, const Standard_Boolean Inside, const Standard_Boolean Appro, const Standard_Boolean Forward, const Standard_Boolean RecP1, const Standard_Boolean RecRst1, const Standard_Boolean RecP2, const Standard_Boolean RecRst2);
  
  Standard_EXPORT Standard_Boolean CompleteData (Handle(ChFiDS_SurfData)& Data, Blend_Function& Func, Handle(BRepBlend_Line)& Lin, const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor3d_HSurface)& S2, const TopAbs_Orientation Or1, const Standard_Boolean Gd1, const Standard_Boolean Gd2, const Standard_Boolean Gf1, const Standard_Boolean Gf2, const Standard_Boolean Reversed = Standard_False);
  
  Standard_EXPORT Standard_Boolean CompleteData (Handle(ChFiDS_SurfData)& Data, Blend_SurfRstFunction& Func, Handle(BRepBlend_Line)& Lin, const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor3d_HSurface)& S2, const TopAbs_Orientation Or, const Standard_Boolean Reversed);
  
  Standard_EXPORT Standard_Boolean CompleteData (Handle(ChFiDS_SurfData)& Data, Blend_RstRstFunction& Func, Handle(BRepBlend_Line)& Lin, const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor3d_HSurface)& S2, const TopAbs_Orientation Or);
  
  Standard_EXPORT Standard_Boolean StoreData (Handle(ChFiDS_SurfData)& Data, const AppBlend_Approx& Approx, const Handle(BRepBlend_Line)& Lin, const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor3d_HSurface)& S2, const TopAbs_Orientation Or1, const Standard_Boolean Gd1, const Standard_Boolean Gd2, const Standard_Boolean Gf1, const Standard_Boolean Gf2, const Standard_Boolean Reversed = Standard_False);
  
  Standard_EXPORT Standard_Boolean CompleteData (Handle(ChFiDS_SurfData)& Data, const Handle(Geom_Surface)& Surfcoin, const Handle(Adaptor3d_HSurface)& S1, const Handle(Geom2d_Curve)& PC1, const Handle(Adaptor3d_HSurface)& S2, const Handle(Geom2d_Curve)& PC2, const TopAbs_Orientation Or, const Standard_Boolean On1, const Standard_Boolean Gd1, const Standard_Boolean Gd2, const Standard_Boolean Gf1, const Standard_Boolean Gf2);


  Standard_Real tolappangle;
  Standard_Real tolesp;
  Standard_Real tol2d;
  Standard_Real tolapp3d;
  Standard_Real tolapp2d;
  Standard_Real fleche;
  GeomAbs_Shape myConti;
  ChFiDS_Map myEFMap;
  ChFiDS_Map myESoMap;
  ChFiDS_Map myEShMap;
  ChFiDS_Map myVFMap;
  ChFiDS_Map myVEMap;
  Handle(TopOpeBRepDS_HDataStructure) myDS;
  Handle(TopOpeBRepBuild_HBuilder) myCoup;
  ChFiDS_ListOfStripe myListStripe;
  ChFiDS_StripeMap myVDataMap;
  ChFiDS_Regularities myRegul;
  ChFiDS_ListOfStripe badstripes;
  TopTools_ListOfShape badvertices;
  TopTools_DataMapOfShapeListOfInteger myEVIMap;
  Standard_Boolean done;
  Standard_Boolean hasresult;


private:

  
  Standard_EXPORT Standard_Boolean FaceTangency (const TopoDS_Edge& E0, const TopoDS_Edge& E1, const TopoDS_Vertex& V) const;
  
  Standard_EXPORT void PerformSetOfSurfOnElSpine (const Handle(ChFiDS_HElSpine)& ES, Handle(ChFiDS_Stripe)& St, Handle(BRepTopAdaptor_TopolTool)& It1, Handle(BRepTopAdaptor_TopolTool)& It2, const Standard_Boolean Simul = Standard_False);
  
  Standard_EXPORT void PerformFilletOnVertex (const Standard_Integer Index);
  
  Standard_EXPORT void PerformSingularCorner (const Standard_Integer Index);
  
  Standard_EXPORT void PerformOneCorner (const Standard_Integer Index, const Standard_Boolean PrepareOnSame = Standard_False);
  
  Standard_EXPORT void IntersectMoreCorner (const Standard_Integer Index);
  
  Standard_EXPORT void PerformMoreSurfdata (const Standard_Integer Index);
  
  Standard_EXPORT void PerformIntersectionAtEnd (const Standard_Integer Index);
  
  Standard_EXPORT void ExtentAnalyse();
  
  Standard_EXPORT Standard_Boolean FindFace (const TopoDS_Vertex& V, const ChFiDS_CommonPoint& P1, const ChFiDS_CommonPoint& P2, TopoDS_Face& Fv) const;
  
  Standard_EXPORT Standard_Boolean FindFace (const TopoDS_Vertex& V, const ChFiDS_CommonPoint& P1, const ChFiDS_CommonPoint& P2, TopoDS_Face& Fv, const TopoDS_Face& Favoid) const;
  
  Standard_EXPORT Standard_Boolean MoreSurfdata (const Standard_Integer Index) const;
  
  Standard_EXPORT Standard_Boolean StartSol (const Handle(ChFiDS_Spine)& Spine, Handle(BRepAdaptor_HSurface)& HS, gp_Pnt2d& P, Handle(BRepAdaptor_HCurve2d)& HC, Standard_Real& W, const Handle(ChFiDS_SurfData)& SD, const Standard_Boolean isFirst, const Standard_Integer OnS, Handle(BRepAdaptor_HSurface)& HSref, Handle(BRepAdaptor_HCurve2d)& HCref, Standard_Boolean& RecP, Standard_Boolean& RecS, Standard_Boolean& RecRst, Standard_Boolean& C1Obst, Handle(BRepAdaptor_HSurface)& HSbis, gp_Pnt2d& Pbis, const Standard_Boolean Decroch, const TopoDS_Vertex& Vref) const;
  
  Standard_EXPORT void StartSol (const Handle(ChFiDS_Stripe)& S, const Handle(ChFiDS_HElSpine)& HGuide, Handle(BRepAdaptor_HSurface)& HS1, Handle(BRepAdaptor_HSurface)& HS2, Handle(BRepTopAdaptor_TopolTool)& I1, Handle(BRepTopAdaptor_TopolTool)& I2, gp_Pnt2d& P1, gp_Pnt2d& P2, Standard_Real& First) const;
  
  Standard_EXPORT void ConexFaces (const Handle(ChFiDS_Spine)& Sp, const Standard_Integer IEdge, const Standard_Integer RefChoix, Handle(BRepAdaptor_HSurface)& HS1, Handle(BRepAdaptor_HSurface)& HS2) const;


  TopoDS_Shape myShape;
  Standard_Real angular;
  TopTools_ListOfShape myGenerated;
  TopoDS_Shape myShapeResult;
  TopoDS_Shape badShape;


};







#endif // _ChFi3d_Builder_HeaderFile
