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_ArrayOfPolygons_HeaderFile
16 #define _Graphic3d_ArrayOfPolygons_HeaderFile
18 #include <Graphic3d_ArrayOfPrimitives.hxx>
20 //! Contains polygons array definition.
21 //! WARNING! Polygon primitives might be unsupported by graphics library.
22 //! Triangulation should be used instead of quads for better compatibility.
23 class Graphic3d_ArrayOfPolygons : public Graphic3d_ArrayOfPrimitives
25 DEFINE_STANDARD_RTTIEXT(Graphic3d_ArrayOfPolygons, Graphic3d_ArrayOfPrimitives)
28 //! Creates an array of polygons (Graphic3d_TOPA_POLYGONS), a polygon can be filled as:
29 //! 1) Creating a single polygon defined with his vertexes, i.e:
31 //! myArray = Graphic3d_ArrayOfPolygons (7);
32 //! myArray->AddVertex (x1, y1, z1);
34 //! myArray->AddVertex (x7, y7, z7);
36 //! 2) Creating separate polygons defined with a predefined number of bounds and the number of vertex per bound, i.e:
38 //! myArray = Graphic3d_ArrayOfPolygons (7, 2);
39 //! myArray->AddBound (4);
40 //! myArray->AddVertex (x1, y1, z1);
42 //! myArray->AddVertex (x4, y4, z4);
43 //! myArray->AddBound (3);
44 //! myArray->AddVertex (x5, y5, z5);
46 //! myArray->AddVertex (x7, y7, z7);
48 //! 3) Creating a single indexed polygon defined with his vertex ans edges, i.e:
50 //! myArray = Graphic3d_ArrayOfPolygons (4, 0, 6);
51 //! myArray->AddVertex (x1, y1, z1);
53 //! myArray->AddVertex (x4, y4, z4);
54 //! myArray->AddEdge (1);
55 //! myArray->AddEdge (2);
56 //! myArray->AddEdge (3);
57 //! myArray->AddEdge (1);
58 //! myArray->AddEdge (2);
59 //! myArray->AddEdge (4);
61 //! 4) Creating separate polygons defined with a predefined number of bounds and the number of edges per bound, i.e:
63 //! myArray = Graphic3d_ArrayOfPolygons (6, 4, 14);
64 //! myArray->AddBound (3);
65 //! myArray->AddVertex (x1, y1, z1);
66 //! myArray->AddVertex (x2, y2, z2);
67 //! myArray->AddVertex (x3, y3, z3);
68 //! myArray->AddEdge (1);
69 //! myArray->AddEdge (2);
70 //! myArray->AddEdge (3);
71 //! myArray->AddBound (3);
72 //! myArray->AddVertex (x4, y4, z4);
73 //! myArray->AddVertex (x5, y5, z5);
74 //! myArray->AddVertex (x6, y6, z6);
75 //! myArray->AddEdge (4);
76 //! myArray->AddEdge (5);
77 //! myArray->AddEdge (6);
78 //! myArray->AddBound (4);
79 //! myArray->AddEdge (2);
80 //! myArray->AddEdge (3);
81 //! myArray->AddEdge (5);
82 //! myArray->AddEdge (6);
83 //! myArray->AddBound (4);
84 //! myArray->AddEdge (1);
85 //! myArray->AddEdge (3);
86 //! myArray->AddEdge (5);
87 //! myArray->AddEdge (4);
89 //! @param theMaxVertexs defines the maximum allowed vertex number in the array
90 //! @param theMaxBounds defines the maximum allowed bound number in the array
91 //! @param theMaxEdges defines the maximum allowed edge number in the array
92 //! @param theArrayFlags array flags
93 Graphic3d_ArrayOfPolygons (Standard_Integer theMaxVertexs,
94 Standard_Integer theMaxBounds,
95 Standard_Integer theMaxEdges,
96 Graphic3d_ArrayFlags theArrayFlags)
97 : Graphic3d_ArrayOfPrimitives (Graphic3d_TOPA_POLYGONS, theMaxVertexs, theMaxBounds, theMaxEdges, theArrayFlags) {}
99 //! Creates an array of polygons (Graphic3d_TOPA_POLYGONS):
100 //! @param theMaxVertexs defines the maximum allowed vertex number in the array
101 //! @param theMaxBounds defines the maximum allowed bound number in the array
102 //! @param theMaxEdges defines the maximum allowed edge number in the array
103 Graphic3d_ArrayOfPolygons (const Standard_Integer theMaxVertexs,
104 const Standard_Integer theMaxBounds = 0,
105 const Standard_Integer theMaxEdges = 0,
106 const Standard_Boolean theHasVNormals = Standard_False,
107 const Standard_Boolean theHasVColors = Standard_False,
108 const Standard_Boolean theHasBColors = Standard_False,
109 const Standard_Boolean theHasVTexels = Standard_False)
110 : Graphic3d_ArrayOfPrimitives (Graphic3d_TOPA_POLYGONS, theMaxVertexs, theMaxBounds, theMaxEdges,
111 (theHasVNormals ? Graphic3d_ArrayFlags_VertexNormal : Graphic3d_ArrayFlags_None)
112 | (theHasVColors ? Graphic3d_ArrayFlags_VertexColor : Graphic3d_ArrayFlags_None)
113 | (theHasBColors ? Graphic3d_ArrayFlags_BoundColor : Graphic3d_ArrayFlags_None)
114 | (theHasVTexels ? Graphic3d_ArrayFlags_VertexTexel : Graphic3d_ArrayFlags_None)) {}
118 DEFINE_STANDARD_HANDLE(Graphic3d_ArrayOfPolygons, Graphic3d_ArrayOfPrimitives)
120 #endif // _Graphic3d_ArrayOfPolygons_HeaderFile