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BaseExporter.hh
1 /*===========================================================================*\
2 * *
3 * OpenMesh *
4 * Copyright (C) 2001-2012 by Computer Graphics Group, RWTH Aachen *
5 * www.openmesh.org *
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8 * This file is part of OpenMesh. *
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10 * OpenMesh is free software: you can redistribute it and/or modify *
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18 * link it with other files to produce an executable, this file does *
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20 * GNU Lesser General Public License. This exception does not however *
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33 \*===========================================================================*/
34
35 /*===========================================================================*\
36 * *
37 * $Revision: 736 $ *
38 * $Date: 2012-10-08 09:30:49 +0200 (Mo, 08 Okt 2012) $ *
39 * *
40 \*===========================================================================*/
41
42
43 //=============================================================================
44 //
45 // Implements the baseclass for MeshWriter exporter modules
46 //
47 //=============================================================================
48
49
50 #ifndef __BASEEXPORTER_HH__
51 #define __BASEEXPORTER_HH__
52
53
54 //=== INCLUDES ================================================================
55
56
57 // STL
58 #include <vector>
59
60 // OpenMesh
61 #include <OpenMesh/Core/System/config.h>
62 #include <OpenMesh/Core/Geometry/VectorT.hh>
63 #include <OpenMesh/Core/Mesh/BaseKernel.hh>
64
65
66 //=== NAMESPACES ==============================================================
67
68
69 namespace OpenMesh {
70 namespace IO {
71
72
73 //=== EXPORTER ================================================================
74
75
82 class OPENMESHDLLEXPORT BaseExporter
83 {
84 public:
85
86 virtual ~BaseExporter() { }
87
88
89 // get vertex data
90 virtual Vec3f point(VertexHandle _vh) const = 0;
91 virtual Vec3f normal(VertexHandle _vh) const = 0;
92 virtual Vec3uc color(VertexHandle _vh) const = 0;
93 virtual Vec4uc colorA(VertexHandle _vh) const = 0;
94 virtual Vec2f texcoord(VertexHandle _vh) const = 0;
95
96
97 // get face data
98 virtual unsigned int
99 get_vhandles(FaceHandle _fh,
100 std::vector<VertexHandle>& _vhandles) const=0;
101 virtual Vec3f normal(FaceHandle _fh) const = 0;
102 virtual Vec3uc color (FaceHandle _fh) const = 0;
103 virtual Vec4uc colorA(FaceHandle _fh) const = 0;
104
105 // get edge data
106 virtual Vec3uc color(EdgeHandle _eh) const = 0;
107 virtual Vec4uc colorA(EdgeHandle _eh) const = 0;
108
109 // get reference to base kernel
110 virtual const BaseKernel* kernel() { return 0; }
111
112
113 // query number of faces, vertices, normals, texcoords
114 virtual size_t n_vertices() const = 0;
115 virtual size_t n_faces() const = 0;
116 virtual size_t n_edges() const = 0;
117
118
119 // property information
120 virtual bool is_triangle_mesh() const { return false; }
121 virtual bool has_vertex_normals() const { return false; }
122 virtual bool has_vertex_colors() const { return false; }
123 virtual bool has_vertex_texcoords() const { return false; }
124 virtual bool has_edge_colors() const { return false; }
125 virtual bool has_face_normals() const { return false; }
126 virtual bool has_face_colors() const { return false; }
127 };
128
129
130 //=============================================================================
131 } // namespace IO
132 } // namespace OpenMesh
133 //=============================================================================
134 #endif
135 //=============================================================================