--- /dev/null
+// Created on: 1995-09-21
+// Created by: Philippe GIRODENGO
+// Copyright (c) 1995-1999 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 _StlMesh_MeshTriangle_HeaderFile
+#define _StlMesh_MeshTriangle_HeaderFile
+
+#include <Standard.hxx>
+#include <Standard_Type.hxx>
+
+#include <Standard_Integer.hxx>
+#include <Standard_Real.hxx>
+#include <MMgt_TShared.hxx>
+class Standard_NegativeValue;
+
+
+class StlMesh_MeshTriangle;
+DEFINE_STANDARD_HANDLE(StlMesh_MeshTriangle, MMgt_TShared)
+
+//! A mesh triangle is defined with
+//! three geometric vertices and an orientation
+class StlMesh_MeshTriangle : public MMgt_TShared
+{
+
+public:
+
+
+ //! empty constructor
+ Standard_EXPORT StlMesh_MeshTriangle();
+
+ //! create a triangle defined with the indexes of its three vertices
+ //! and its orientation
+ //! Raised if V1, V2 or V3 is lower than zero
+ Standard_EXPORT StlMesh_MeshTriangle(const Standard_Integer V1, const Standard_Integer V2, const Standard_Integer V3, const Standard_Real Xn, const Standard_Real Yn, const Standard_Real Zn);
+
+ //! get indexes of the three vertices (V1,V2,V3) and the orientation
+ Standard_EXPORT void GetVertexAndOrientation (Standard_Integer& V1, Standard_Integer& V2, Standard_Integer& V3, Standard_Real& Xn, Standard_Real& Yn, Standard_Real& Zn) const;
+
+ //! set indexes of the three vertices (V1,V2,V3) and the orientation
+ //! Raised if V1, V2 or V3 is lower than zero
+ Standard_EXPORT void SetVertexAndOrientation (const Standard_Integer V1, const Standard_Integer V2, const Standard_Integer V3, const Standard_Real Xn, const Standard_Real Yn, const Standard_Real Zn);
+
+ //! get indexes of the three vertices (V1,V2,V3)
+ Standard_EXPORT void GetVertex (Standard_Integer& V1, Standard_Integer& V2, Standard_Integer& V3) const;
+
+ //! set indexes of the three vertices (V1,V2,V3)
+ //! Raised if V1, V2 or V3 is lower than zero
+ Standard_EXPORT void SetVertex (const Standard_Integer V1, const Standard_Integer V2, const Standard_Integer V3);
+
+
+
+
+ DEFINE_STANDARD_RTTI(StlMesh_MeshTriangle,MMgt_TShared)
+
+protected:
+
+
+
+
+private:
+
+
+ Standard_Integer MyV1;
+ Standard_Integer MyV2;
+ Standard_Integer MyV3;
+ Standard_Real MyXn;
+ Standard_Real MyYn;
+ Standard_Real MyZn;
+
+
+};
+
+
+
+
+
+
+
+#endif // _StlMesh_MeshTriangle_HeaderFile