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193 lines
6.6 KiB
C++
193 lines
6.6 KiB
C++
// Created on: 1994-03-24
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// Created by: model
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// Copyright (c) 1994-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _Adaptor3d_TopolTool_HeaderFile
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#define _Adaptor3d_TopolTool_HeaderFile
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#include <TColStd_HArray1OfReal.hxx>
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#include <TopAbs_State.hxx>
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#include <TopAbs_Orientation.hxx>
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#include <TColStd_Array1OfReal.hxx>
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#include <Adaptor3d_HVertex.hxx>
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class Adaptor2d_HLine2d;
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class Adaptor3d_HVertex;
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class Adaptor3d_HSurface;
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class Standard_DomainError;
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class Adaptor2d_HCurve2d;
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class gp_Pnt2d;
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class gp_Pnt;
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class Adaptor3d_TopolTool;
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DEFINE_STANDARD_HANDLE(Adaptor3d_TopolTool, Standard_Transient)
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//! This class provides a default topological tool,
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//! based on the Umin,Vmin,Umax,Vmax of an HSurface
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//! from Adaptor3d.
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//! All methods and fields may be redefined when
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//! inheriting from this class.
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//! This class is used to instantiate algorithmes
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//! as Intersection, outlines,...
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class Adaptor3d_TopolTool : public Standard_Transient
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{
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public:
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Standard_EXPORT Adaptor3d_TopolTool();
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Standard_EXPORT Adaptor3d_TopolTool(const Handle(Adaptor3d_HSurface)& Surface);
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Standard_EXPORT virtual void Initialize();
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Standard_EXPORT virtual void Initialize (const Handle(Adaptor3d_HSurface)& S);
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Standard_EXPORT virtual void Initialize (const Handle(Adaptor2d_HCurve2d)& Curve);
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Standard_EXPORT virtual void Init();
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Standard_EXPORT virtual Standard_Boolean More();
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Standard_EXPORT virtual Handle(Adaptor2d_HCurve2d) Value();
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Standard_EXPORT virtual void Next();
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Standard_EXPORT virtual void InitVertexIterator();
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Standard_EXPORT virtual Standard_Boolean MoreVertex();
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Standard_EXPORT virtual Handle(Adaptor3d_HVertex) Vertex();
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Standard_EXPORT virtual void NextVertex();
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Standard_EXPORT virtual TopAbs_State Classify (const gp_Pnt2d& P, const Standard_Real Tol, const Standard_Boolean ReacdreOnPeriodic = Standard_True);
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Standard_EXPORT virtual Standard_Boolean IsThePointOn (const gp_Pnt2d& P, const Standard_Real Tol, const Standard_Boolean ReacdreOnPeriodic = Standard_True);
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//! If the function returns the orientation of the arc.
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//! If the orientation is FORWARD or REVERSED, the arc is
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//! a "real" limit of the surface.
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//! If the orientation is INTERNAL or EXTERNAL, the arc is
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//! considered as an arc on the surface.
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Standard_EXPORT virtual TopAbs_Orientation Orientation (const Handle(Adaptor2d_HCurve2d)& C);
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//! Returns the orientation of the vertex V.
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//! The vertex has been found with an exploration on
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//! a given arc. The orientation is the orientation
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//! of the vertex on this arc.
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Standard_EXPORT virtual TopAbs_Orientation Orientation (const Handle(Adaptor3d_HVertex)& V);
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//! Returns True if the vertices V1 and V2 are identical.
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//! This method does not take the orientation of the
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//! vertices in account.
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Standard_EXPORT virtual Standard_Boolean Identical (const Handle(Adaptor3d_HVertex)& V1, const Handle(Adaptor3d_HVertex)& V2);
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//! answers if arcs and vertices may have 3d representations,
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//! so that we could use Tol3d and Pnt methods.
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Standard_EXPORT virtual Standard_Boolean Has3d() const;
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//! returns 3d tolerance of the arc C
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Standard_EXPORT virtual Standard_Real Tol3d (const Handle(Adaptor2d_HCurve2d)& C) const;
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//! returns 3d tolerance of the vertex V
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Standard_EXPORT virtual Standard_Real Tol3d (const Handle(Adaptor3d_HVertex)& V) const;
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//! returns 3d point of the vertex V
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Standard_EXPORT virtual gp_Pnt Pnt (const Handle(Adaptor3d_HVertex)& V) const;
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Standard_EXPORT virtual void ComputeSamplePoints();
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//! compute the sample-points for the intersections algorithms
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Standard_EXPORT virtual Standard_Integer NbSamplesU();
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//! compute the sample-points for the intersections algorithms
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Standard_EXPORT virtual Standard_Integer NbSamplesV();
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//! compute the sample-points for the intersections algorithms
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Standard_EXPORT virtual Standard_Integer NbSamples();
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//! return the set of U parameters on the surface
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//! obtained by the method SamplePnts
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Standard_EXPORT void UParameters (TColStd_Array1OfReal& theArray) const;
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//! return the set of V parameters on the surface
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//! obtained by the method SamplePnts
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Standard_EXPORT void VParameters (TColStd_Array1OfReal& theArray) const;
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Standard_EXPORT virtual void SamplePoint (const Standard_Integer Index, gp_Pnt2d& P2d, gp_Pnt& P3d);
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Standard_EXPORT virtual Standard_Boolean DomainIsInfinite();
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Standard_EXPORT virtual Standard_Address Edge() const;
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//! compute the sample-points for the intersections algorithms
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//! by adaptive algorithm for BSpline surfaces. For other surfaces algorithm
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//! is the same as in method ComputeSamplePoints(), but only fill arrays of U
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//! and V sample parameters;
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//! theDefl is a requred deflection
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//! theNUmin, theNVmin are minimal nb points for U and V.
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Standard_EXPORT virtual void SamplePnts (const Standard_Real theDefl, const Standard_Integer theNUmin, const Standard_Integer theNVmin);
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//! compute the sample-points for the intersections algorithms
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//! by adaptive algorithm for BSpline surfaces - is used in SamplePnts
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//! theDefl is a requred deflection
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//! theNUmin, theNVmin are minimal nb points for U and V.
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Standard_EXPORT virtual void BSplSamplePnts (const Standard_Real theDefl, const Standard_Integer theNUmin, const Standard_Integer theNVmin);
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//! Returns true if provide uniform sampling of points.
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Standard_EXPORT virtual Standard_Boolean IsUniformSampling() const;
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DEFINE_STANDARD_RTTIEXT(Adaptor3d_TopolTool,Standard_Transient)
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protected:
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Handle(Adaptor3d_HSurface) myS;
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Standard_Integer myNbSamplesU;
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Standard_Integer myNbSamplesV;
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Handle(TColStd_HArray1OfReal) myUPars;
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Handle(TColStd_HArray1OfReal) myVPars;
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private:
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Standard_Integer nbRestr;
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Standard_Integer idRestr;
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Standard_Real Uinf;
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Standard_Real Usup;
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Standard_Real Vinf;
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Standard_Real Vsup;
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Handle(Adaptor2d_HLine2d) myRestr[4];
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Standard_Integer nbVtx;
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Standard_Integer idVtx;
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Handle(Adaptor3d_HVertex) myVtx[2];
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};
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#endif // _Adaptor3d_TopolTool_HeaderFile
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