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_ArrayOfTriangleStrips_HeaderFile
16 #define _Graphic3d_ArrayOfTriangleStrips_HeaderFile
18 #include <Graphic3d_ArrayOfPrimitives.hxx>
20 //! Contains triangles strip array definition.
21 class Graphic3d_ArrayOfTriangleStrips : public Graphic3d_ArrayOfPrimitives
23 DEFINE_STANDARD_RTTIEXT(Graphic3d_ArrayOfTriangleStrips, Graphic3d_ArrayOfPrimitives)
26 //! Creates an array of triangle strips (Graphic3d_TOPA_TRIANGLESTRIPS), a polygon can be filled as:
27 //! 1) Creating a single strip defined with his vertexes, i.e:
29 //! myArray = Graphic3d_ArrayOfTriangleStrips (7);
30 //! myArray->AddVertex (x1, y1, z1);
32 //! myArray->AddVertex (x7, y7, z7);
34 //! 2) Creating separate strips defined with a predefined number of strips and the number of vertex per strip, i.e:
36 //! myArray = Graphic3d_ArrayOfTriangleStrips (8, 2);
37 //! myArray->AddBound (4);
38 //! myArray->AddVertex (x1, y1, z1);
40 //! myArray->AddVertex (x4, y4, z4);
41 //! myArray->AddBound (4);
42 //! myArray->AddVertex (x5, y5, z5);
44 //! myArray->AddVertex (x8, y8, z8);
46 //! @param theMaxVertexs defines the maximum allowed vertex number in the array
47 //! @param theMaxStrips defines the maximum allowed strip number in the array;
48 //! the number of triangle really drawn is: VertexNumber() - 2 * Min(1, BoundNumber())
49 //! @param theArrayFlags array flags
50 Graphic3d_ArrayOfTriangleStrips (Standard_Integer theMaxVertexs,
51 Standard_Integer theMaxStrips,
52 Graphic3d_ArrayFlags theArrayFlags)
53 : Graphic3d_ArrayOfPrimitives (Graphic3d_TOPA_TRIANGLESTRIPS, theMaxVertexs, theMaxStrips, 0, theArrayFlags) {}
55 //! Creates an array of triangle strips (Graphic3d_TOPA_TRIANGLESTRIPS).
56 //! @param theMaxVertexs defines the maximum allowed vertex number in the array
57 //! @param theMaxStrips defines the maximum allowed strip number in the array;
58 //! the number of triangle really drawn is: VertexNumber() - 2 * Min(1, BoundNumber())
59 //! @param theHasVNormals when TRUE, AddVertex(Point,Normal), AddVertex(Point,Normal,Color) or AddVertex(Point,Normal,Texel) should be used to specify vertex normal;
60 //! vertex normals should be specified coherent to triangle orientation (defined by order of vertexes within triangle) for proper rendering
61 //! @param theHasVColors when TRUE, AddVertex(Point,Color) or AddVertex(Point,Normal,Color) should be used to specify vertex color
62 //! @param theHasBColors when TRUE, AddBound(number,Color) should be used to specify sub-group color
63 //! @param theHasVTexels when TRUE, AddVertex(Point,Texel) or AddVertex(Point,Normal,Texel) should be used to specify vertex UV coordinates
64 Graphic3d_ArrayOfTriangleStrips (Standard_Integer theMaxVertexs,
65 Standard_Integer theMaxStrips = 0,
66 Standard_Boolean theHasVNormals = Standard_False,
67 Standard_Boolean theHasVColors = Standard_False,
68 Standard_Boolean theHasBColors = Standard_False,
69 Standard_Boolean theHasVTexels = Standard_False)
70 : Graphic3d_ArrayOfPrimitives (Graphic3d_TOPA_TRIANGLESTRIPS, theMaxVertexs, theMaxStrips, 0,
71 (theHasVNormals ? Graphic3d_ArrayFlags_VertexNormal : Graphic3d_ArrayFlags_None)
72 | (theHasVColors ? Graphic3d_ArrayFlags_VertexColor : Graphic3d_ArrayFlags_None)
73 | (theHasVTexels ? Graphic3d_ArrayFlags_VertexTexel : Graphic3d_ArrayFlags_None)
74 | (theHasBColors ? Graphic3d_ArrayFlags_BoundColor : Graphic3d_ArrayFlags_None)) {}
78 DEFINE_STANDARD_HANDLE(Graphic3d_ArrayOfTriangleStrips, Graphic3d_ArrayOfPrimitives)
80 #endif // _Graphic3d_ArrayOfTriangleStrips_HeaderFile