1 // Created on: 2001-01-04
2 // Copyright (c) 2001-2014 OPEN CASCADE SAS
4 // This file is part of Open CASCADE Technology software library.
6 // This library is free software; you can redistribute it and/or modify it under
7 // the terms of the GNU Lesser General Public License version 2.1 as published
8 // by the Free Software Foundation, with special exception defined in the file
9 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
10 // distribution for complete text of the license and disclaimer of any warranty.
12 // Alternatively, this file may be used under the terms of Open CASCADE
13 // commercial license or contractual agreement.
15 #ifndef _Graphic3d_ArrayOfTriangles_HeaderFile
16 #define _Graphic3d_ArrayOfTriangles_HeaderFile
18 #include <Graphic3d_ArrayOfPrimitives.hxx>
20 //! Contains triangles array definition
21 class Graphic3d_ArrayOfTriangles : public Graphic3d_ArrayOfPrimitives
23 DEFINE_STANDARD_RTTIEXT(Graphic3d_ArrayOfTriangles, Graphic3d_ArrayOfPrimitives)
26 //! Creates an array of triangles (Graphic3d_TOPA_TRIANGLES), a triangle can be filled as:
27 //! 1) Creating a set of triangles defined with his vertexes, i.e:
29 //! myArray = Graphic3d_ArrayOfTriangles (6);
30 //! myArray->AddVertex (x1, y1, z1);
32 //! myArray->AddVertex (x6, y6, z6);
34 //! 3) Creating a set of indexed triangles defined with his vertex and edges, i.e:
36 //! myArray = Graphic3d_ArrayOfTriangles (4, 6);
37 //! myArray->AddVertex (x1, y1, z1);
39 //! myArray->AddVertex (x4, y4, z4);
40 //! myArray->AddEdges (1, 2, 3);
41 //! myArray->AddEdges (2, 3, 4);
43 //! @param theMaxVertexs defines the maximum allowed vertex number in the array
44 //! @param theMaxEdges defines the maximum allowed edge number in the array
45 //! @param theArrayFlags array flags
46 Graphic3d_ArrayOfTriangles (Standard_Integer theMaxVertexs,
47 Standard_Integer theMaxEdges,
48 Graphic3d_ArrayFlags theArrayFlags)
49 : Graphic3d_ArrayOfPrimitives (Graphic3d_TOPA_TRIANGLES, theMaxVertexs, 0, theMaxEdges, theArrayFlags) {}
51 //! Creates an array of triangles (Graphic3d_TOPA_TRIANGLES).
52 //! @param theMaxVertexs defines the maximum allowed vertex number in the array
53 //! @param theMaxEdges defines the maximum allowed edge number in the array
54 //! @param theHasVNormals when TRUE, AddVertex(Point,Normal), AddVertex(Point,Normal,Color) or AddVertex(Point,Normal,Texel) should be used to specify vertex normal;
55 //! vertex normals should be specified coherent to triangle orientation (defined by order of vertexes within triangle) for proper rendering
56 //! @param theHasVColors when TRUE, AddVertex(Point,Color) or AddVertex(Point,Normal,Color) should be used to specify vertex color
57 //! @param theHasVTexels when TRUE, AddVertex(Point,Texel) or AddVertex(Point,Normal,Texel) should be used to specify vertex UV coordinates
58 Graphic3d_ArrayOfTriangles (Standard_Integer theMaxVertexs,
59 Standard_Integer theMaxEdges = 0,
60 Standard_Boolean theHasVNormals = Standard_False,
61 Standard_Boolean theHasVColors = Standard_False,
62 Standard_Boolean theHasVTexels = Standard_False)
63 : Graphic3d_ArrayOfPrimitives (Graphic3d_TOPA_TRIANGLES, theMaxVertexs, 0, theMaxEdges,
64 (theHasVNormals ? Graphic3d_ArrayFlags_VertexNormal : Graphic3d_ArrayFlags_None)
65 | (theHasVColors ? Graphic3d_ArrayFlags_VertexColor : Graphic3d_ArrayFlags_None)
66 | (theHasVTexels ? Graphic3d_ArrayFlags_VertexTexel : Graphic3d_ArrayFlags_None)) {}
70 DEFINE_STANDARD_HANDLE(Graphic3d_ArrayOfTriangles, Graphic3d_ArrayOfPrimitives)
72 #endif // _Graphic3d_ArrayOfTriangles_HeaderFile