1 // Created on: 1995-09-21
2 // Created by: Philippe GIRODENGO
3 // Copyright (c) 1995-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
10 // by the Free Software Foundation, with special exception defined in the file
11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 // distribution for complete text of the license and disclaimer of any warranty.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 #ifndef _StlMesh_MeshExplorer_HeaderFile
18 #define _StlMesh_MeshExplorer_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_DefineAlloc.hxx>
22 #include <Standard_Handle.hxx>
24 #include <Standard_Real.hxx>
25 #include <Standard_Integer.hxx>
26 #include <TColgp_SequenceOfXYZ.hxx>
27 #include <StlMesh_SequenceOfMeshTriangle.hxx>
28 #include <Standard_Boolean.hxx>
30 class Standard_OutOfRange;
31 class Standard_NoMoreObject;
32 class Standard_NoSuchObject;
35 //! Provides facilities to explore the triangles of
37 class StlMesh_MeshExplorer
44 Standard_EXPORT StlMesh_MeshExplorer(const Handle(StlMesh_Mesh)& M);
46 //! Returns the mesh deflection of the current domain.
47 Standard_EXPORT Standard_Real Deflection() const;
49 //! Initializes the exploration of the triangles of
50 //! the mesh domain of range <DomainIndex>.
51 //! Raised if <DomainIndex> is lower than 1 or greater
52 //! than the number of domains.
53 Standard_EXPORT void InitTriangle (const Standard_Integer DomainIndex = 1);
55 Standard_Boolean MoreTriangle() const;
57 //! Raised if there is no more triangle in the current
59 Standard_EXPORT void NextTriangle();
61 //! Raised if there is no more triangle in the current
63 Standard_EXPORT void TriangleVertices (Standard_Real& X1, Standard_Real& Y1, Standard_Real& Z1, Standard_Real& X2, Standard_Real& Y2, Standard_Real& Z2, Standard_Real& X3, Standard_Real& Y3, Standard_Real& Z3) const;
65 //! Raised if there is no more triangle in the current
67 Standard_EXPORT void TriangleOrientation (Standard_Real& Xn, Standard_Real& Yn, Standard_Real& Zn) const;
82 Handle(StlMesh_Mesh) mesh;
89 Standard_Integer domainIndex;
90 Standard_Integer nbTriangles;
91 Standard_Integer triangleIndex;
92 TColgp_SequenceOfXYZ trianglesVertex;
93 StlMesh_SequenceOfMeshTriangle trianglesdef;
99 #include <StlMesh_MeshExplorer.lxx>
105 #endif // _StlMesh_MeshExplorer_HeaderFile