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BaseImporter.hh
1 /* ========================================================================= *
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5 * Department of Computer Graphics and Multimedia *
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40 * ========================================================================= */
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
76 namespace OpenMesh {
77 namespace IO {
78
79
80 //=== IMPLEMENTATION ==========================================================
81
82
88 class OPENMESHDLLEXPORT BaseImporter
89 {
90 public:
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 //=============================================================================
OpenMesh::VertexHandle
Handle for a vertex entity.
Definition: Handles.hh:123
OpenMesh::VectorT< float, 3 >
OpenMesh::BaseKernel
This class provides the basic property management like adding/removing properties and access to prope...
Definition: BaseKernel.hh:99
OpenMesh::EdgeHandle
Handle for a edge entity.
Definition: Handles.hh:137
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
VectorT< float, 4 >
OpenMesh::IO::BaseImporter
Base class for importer modules.
Definition: BaseImporter.hh:88
OpenMesh::HalfedgeHandle
Handle for a halfedge entity.
Definition: Handles.hh:130
OpenMesh::FaceHandle
Handle for a face entity.
Definition: Handles.hh:144