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BaseExporter.hh
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34 
35 /*===========================================================================*\
36  * *
37  * $Revision: 736 $ *
38  * $Date: 2012-10-08 09:30:49 +0200 (Mo, 08 Okt 2012) $ *
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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 //=============================================================================

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