--- /dev/null
+// Created on: 1991-06-18
+// Created by: Didier PIFFAULT
+// Copyright (c) 1991-1999 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 _Intf_SectionPoint_HeaderFile
+#define _Intf_SectionPoint_HeaderFile
+
+#include <Standard.hxx>
+#include <Standard_DefineAlloc.hxx>
+#include <Standard_Handle.hxx>
+
+#include <gp_Pnt.hxx>
+#include <Intf_PIType.hxx>
+#include <Standard_Integer.hxx>
+#include <Standard_Real.hxx>
+#include <Standard_Boolean.hxx>
+class gp_Pnt;
+class gp_Pnt2d;
+
+
+//! Describes an intersection point between polygons and
+//! polyedra.
+class Intf_SectionPoint
+{
+public:
+
+ DEFINE_STANDARD_ALLOC
+
+
+ //! Returns the location of the SectionPoint.
+ Standard_EXPORT const gp_Pnt& Pnt() const;
+
+ //! Returns the cumulated Parameter of the SectionPoint on the
+ //! first element.
+ Standard_Real ParamOnFirst() const;
+
+ //! Returns the cumulated Parameter of the section point on the
+ //! second element.
+ Standard_Real ParamOnSecond() const;
+
+ //! Returns the type of the section point on the first element.
+ Intf_PIType TypeOnFirst() const;
+
+ //! Returns the type of the section point on the second
+ //! element.
+ Intf_PIType TypeOnSecond() const;
+
+ Standard_EXPORT void InfoFirst (Intf_PIType& Dim, Standard_Integer& Add1, Standard_Integer& Add2, Standard_Real& Param) const;
+
+ //! Gives the datas about the first argument of the
+ //! Interference.
+ Standard_EXPORT void InfoFirst (Intf_PIType& Dim, Standard_Integer& Addr, Standard_Real& Param) const;
+
+ Standard_EXPORT void InfoSecond (Intf_PIType& Dim, Standard_Integer& Add1, Standard_Integer& Add2, Standard_Real& Param) const;
+
+ //! Gives the datas about the second argument of the
+ //! Interference.
+ Standard_EXPORT void InfoSecond (Intf_PIType& Dim, Standard_Integer& Addr, Standard_Real& Param) const;
+
+ //! Gives the incidence at this section point. The incidence
+ //! between the two triangles is given by the cosine. The best
+ //! incidence is 0. (PI/2). The worst is 1. (null angle).
+ Standard_EXPORT Standard_Real Incidence() const;
+
+ //! Returns True if the two SectionPoint have the same logical
+ //! informations.
+ Standard_Boolean IsEqual (const Intf_SectionPoint& Other) const;
+ Standard_Boolean operator== (const Intf_SectionPoint& Other) const
+{
+ return IsEqual(Other);
+}
+
+ //! Returns True if the two SectionPoints are on the same edge
+ //! of the first or the second element.
+ Standard_EXPORT Standard_Boolean IsOnSameEdge (const Intf_SectionPoint& Other) const;
+
+ Standard_EXPORT Intf_SectionPoint();
+
+ //! Builds a SectionPoint with the respective dimensions
+ //! (vertex edge or face) of the concerned arguments and their
+ //! addresses in the Topological structure.
+ Standard_EXPORT Intf_SectionPoint(const gp_Pnt& Where, const Intf_PIType DimeO, const Standard_Integer AddrO1, const Standard_Integer AddrO2, const Standard_Real ParamO, const Intf_PIType DimeT, const Standard_Integer AddrT1, const Standard_Integer AddrT2, const Standard_Real ParamT, const Standard_Real Incid);
+
+ //! Builds a SectionPoint 2d with the respective dimensions
+ //! (vertex or edge) of the concerned arguments and their
+ //! addresses in the Topological structure.
+ Standard_EXPORT Intf_SectionPoint(const gp_Pnt2d& Where, const Intf_PIType DimeO, const Standard_Integer AddrO1, const Standard_Real ParamO, const Intf_PIType DimeT, const Standard_Integer AddrT1, const Standard_Real ParamT, const Standard_Real Incid);
+
+ //! Merges two SectionPoints.
+ Standard_EXPORT void Merge (Intf_SectionPoint& Other);
+
+ Standard_EXPORT void Dump (const Standard_Integer Indent) const;
+
+
+
+
+protected:
+
+
+
+
+
+private:
+
+
+
+ gp_Pnt myPnt;
+ Intf_PIType DimenObje;
+ Standard_Integer IndexO1;
+ Standard_Integer IndexO2;
+ Standard_Real ParamObje;
+ Intf_PIType DimenTool;
+ Standard_Integer IndexT1;
+ Standard_Integer IndexT2;
+ Standard_Real ParamTool;
+ Standard_Real Incide;
+
+
+};
+
+
+#include <Intf_SectionPoint.lxx>
+
+
+
+
+
+#endif // _Intf_SectionPoint_HeaderFile