OpenMesh
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BaseImporter.hh
1/* ========================================================================= *
2 * *
3 * OpenMesh *
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41
42/*===========================================================================*\
43 * *
44 * $Revision$ *
45 * $Date$ *
46 * *
47\*===========================================================================*/
48
49
50//=============================================================================
51//
52// Implements the baseclass for IOManager importer modules
53//
54//=============================================================================
55
56
57#ifndef __BASEIMPORTER_HH__
58#define __BASEIMPORTER_HH__
59
60
61//=== INCLUDES ================================================================
62
63
64// STL
65#include <vector>
66
67// OpenMesh
68#include <OpenMesh/Core/System/config.h>
69#include <OpenMesh/Core/Geometry/VectorT.hh>
70#include <OpenMesh/Core/Mesh/BaseKernel.hh>
71
72
73//== NAMESPACES ===============================================================
74
75
76namespace OpenMesh {
77namespace IO {
78
79
80//=== IMPLEMENTATION ==========================================================
81
82
88class OPENMESHDLLEXPORT BaseImporter
89{
90public:
91
92 // base class needs virtual destructor
93 virtual ~BaseImporter() {}
94
95
96 // add a vertex with coordinate \c _point
97 virtual VertexHandle add_vertex(const Vec3f& _point) = 0;
98
99 // add a vertex without coordinate. Use set_point to set the position deferred
100 virtual VertexHandle add_vertex() = 0;
101
102 // add a face with indices _indices refering to vertices
103 typedef std::vector<VertexHandle> VHandles;
104 virtual FaceHandle add_face(const VHandles& _indices) = 0;
105
106 // add texture coordinates per face, _vh references the first texcoord
107 virtual void add_face_texcoords( FaceHandle _fh, VertexHandle _vh, const std::vector<Vec2f>& _face_texcoords) = 0;
108
109 // add texture 3d coordinates per face, _vh references the first texcoord
110 virtual void add_face_texcoords( FaceHandle _fh, VertexHandle _vh, const std::vector<Vec3f>& _face_texcoords) = 0;
111
112 // Set the texture index for a face
113 virtual void set_face_texindex( FaceHandle _fh, int _texId ) = 0;
114
115 // Set coordinate of the given vertex. Use this function, if you created a vertex without coordinate
116 virtual void set_point(VertexHandle _vh, const Vec3f& _point) = 0;
117
118 // set vertex normal
119 virtual void set_normal(VertexHandle _vh, const Vec3f& _normal) = 0;
120
121 // set vertex color
122 virtual void set_color(VertexHandle _vh, const Vec3uc& _color) = 0;
123
124 // set vertex color
125 virtual void set_color(VertexHandle _vh, const Vec4uc& _color) = 0;
126
127 // set vertex color
128 virtual void set_color(VertexHandle _vh, const Vec3f& _color) = 0;
129
130 // set vertex color
131 virtual void set_color(VertexHandle _vh, const Vec4f& _color) = 0;
132
133 // set vertex texture coordinate
134 virtual void set_texcoord(VertexHandle _vh, const Vec2f& _texcoord) = 0;
135
136 // set vertex texture coordinate
137 virtual void set_texcoord(HalfedgeHandle _heh, const Vec2f& _texcoord) = 0;
138
139 // set 3d vertex texture coordinate
140 virtual void set_texcoord(VertexHandle _vh, const Vec3f& _texcoord) = 0;
141
142 // set 3d vertex texture coordinate
143 virtual void set_texcoord(HalfedgeHandle _heh, const Vec3f& _texcoord) = 0;
144
145 // set edge color
146 virtual void set_color(EdgeHandle _eh, const Vec3uc& _color) = 0;
147
148 // set edge color
149 virtual void set_color(EdgeHandle _eh, const Vec4uc& _color) = 0;
150
151 // set edge color
152 virtual void set_color(EdgeHandle _eh, const Vec3f& _color) = 0;
153
154 // set edge color
155 virtual void set_color(EdgeHandle _eh, const Vec4f& _color) = 0;
156
157 // set face normal
158 virtual void set_normal(FaceHandle _fh, const Vec3f& _normal) = 0;
159
160 // set face color
161 virtual void set_color(FaceHandle _fh, const Vec3uc& _color) = 0;
162
163 // set face color
164 virtual void set_color(FaceHandle _fh, const Vec4uc& _color) = 0;
165
166 // set face color
167 virtual void set_color(FaceHandle _fh, const Vec3f& _color) = 0;
168
169 // set face color
170 virtual void set_color(FaceHandle _fh, const Vec4f& _color) = 0;
171
172 // Store a property in the mesh mapping from an int to a texture file
173 // Use set_face_texindex to set the index for each face
174 virtual void add_texture_information( int _id , std::string _name ) = 0;
175
176 // get reference to base kernel
177 virtual BaseKernel* kernel() { return 0; }
178
179 virtual bool is_triangle_mesh() const { return false; }
180
181 // reserve mem for elements
182 virtual void reserve( unsigned int /* nV */,
183 unsigned int /* nE */,
184 unsigned int /* nF */) {}
185
186 // query number of faces, vertices, normals, texcoords
187 virtual size_t n_vertices() const = 0;
188 virtual size_t n_faces() const = 0;
189 virtual size_t n_edges() const = 0;
190
191
192 // pre-processing
193 virtual void prepare() {}
194
195 // post-processing
196 virtual void finish() {}
197};
198
199
200//=============================================================================
201} // namespace IO
202} // namespace OpenMesh
203//=============================================================================
204#endif
205//=============================================================================
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition MeshItems.hh:64
VectorT< float, 2 > Vec2f
2-float vector
Definition Vector11T.hh:752
VectorT< unsigned char, 3 > Vec3uc
3-byte unsigned vector
Definition Vector11T.hh:759
VectorT< float, 4 > Vec4f
4-float vector
Definition Vector11T.hh:788
VectorT< unsigned char, 4 > Vec4uc
4-byte unsigned vector
Definition Vector11T.hh:778
VectorT< float, 3 > Vec3f
3-float vector
Definition Vector11T.hh:769
This namespace contains functions for reading and writing polygonal meshes and a list of supported fi...
Base class for importer modules.
Definition BaseImporter.hh:89
This class provides low-level property management like adding/removing properties and access to prope...
Definition BaseKernel.hh:103
Handle for a vertex entity.
Definition Handles.hh:126
Handle for a halfedge entity.
Definition Handles.hh:133
Handle for a edge entity.
Definition Handles.hh:140
Handle for a face entity.
Definition Handles.hh:147

Project OpenMesh, ©  Computer Graphics Group, RWTH Aachen. Documentation generated using doxygen .