OpenMesh
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BaseExporter.hh
1/* ========================================================================= *
2 * *
3 * OpenMesh *
4 * Copyright (c) 2001-2023, RWTH-Aachen University *
5 * Department of Computer Graphics and Multimedia *
6 * All rights reserved. *
7 * www.openmesh.org *
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9 *---------------------------------------------------------------------------*
10 * This file is part of OpenMesh. *
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40 * ========================================================================= */
41
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43
44
45//=============================================================================
46//
47// Implements the baseclass for MeshWriter exporter modules
48//
49//=============================================================================
50
51
52#ifndef __BASEEXPORTER_HH__
53#define __BASEEXPORTER_HH__
54
55
56//=== INCLUDES ================================================================
57
58
59// STL
60#include <vector>
61
62// OpenMesh
63#include <OpenMesh/Core/System/config.h>
64#include <OpenMesh/Core/Geometry/VectorT.hh>
65#include <OpenMesh/Core/Mesh/BaseKernel.hh>
66
67
68//=== NAMESPACES ==============================================================
69
70
71namespace OpenMesh {
72namespace IO {
73
74
75//=== EXPORTER ================================================================
76
77
84class OPENMESHDLLEXPORT BaseExporter
85{
86public:
87
88 virtual ~BaseExporter() { }
89
90
91 // get vertex data
92 virtual Vec3f point(VertexHandle _vh) const = 0;
93 virtual Vec3d pointd(VertexHandle _vh) const = 0;
94 virtual bool is_point_double() const = 0;
95 virtual Vec3f normal(VertexHandle _vh) const = 0;
96 virtual Vec3d normald(VertexHandle _vh) const = 0;
97 virtual bool is_normal_double() const = 0;
98 virtual Vec3uc color(VertexHandle _vh) const = 0;
99 virtual Vec4uc colorA(VertexHandle _vh) const = 0;
100 virtual Vec3ui colori(VertexHandle _vh) const = 0;
101 virtual Vec4ui colorAi(VertexHandle _vh) const = 0;
102 virtual Vec3f colorf(VertexHandle _vh) const = 0;
103 virtual Vec4f colorAf(VertexHandle _vh) const = 0;
104 virtual Vec2f texcoord(VertexHandle _vh) const = 0;
105 virtual Vec2f texcoord(HalfedgeHandle _heh) const = 0;
106 virtual OpenMesh::Attributes::StatusInfo status(VertexHandle _vh) const = 0;
107
108
109 // get face data
110 virtual unsigned int
111 get_vhandles(FaceHandle _fh,
112 std::vector<VertexHandle>& _vhandles) const=0;
113
121 virtual HalfedgeHandle getHeh(FaceHandle _fh, VertexHandle _vh) const = 0;
122 virtual unsigned int
123 get_face_texcoords(std::vector<Vec2f>& _hehandles) const = 0;
124 virtual Vec3f normal(FaceHandle _fh) const = 0;
125 virtual Vec3d normald(FaceHandle _fh) const = 0;
126 virtual Vec3uc color (FaceHandle _fh) const = 0;
127 virtual Vec4uc colorA(FaceHandle _fh) const = 0;
128 virtual Vec3ui colori(FaceHandle _fh) const = 0;
129 virtual Vec4ui colorAi(FaceHandle _fh) const = 0;
130 virtual Vec3f colorf(FaceHandle _fh) const = 0;
131 virtual Vec4f colorAf(FaceHandle _fh) const = 0;
132 virtual OpenMesh::Attributes::StatusInfo status(FaceHandle _fh) const = 0;
133
134 // get edge data
135 virtual Vec3uc color(EdgeHandle _eh) const = 0;
136 virtual Vec4uc colorA(EdgeHandle _eh) const = 0;
137 virtual Vec3ui colori(EdgeHandle _eh) const = 0;
138 virtual Vec4ui colorAi(EdgeHandle _eh) const = 0;
139 virtual Vec3f colorf(EdgeHandle _eh) const = 0;
140 virtual Vec4f colorAf(EdgeHandle _eh) const = 0;
141 virtual OpenMesh::Attributes::StatusInfo status(EdgeHandle _eh) const = 0;
142
143 // get halfedge data
144 virtual int get_halfedge_id(VertexHandle _vh) = 0;
145 virtual int get_halfedge_id(FaceHandle _vh) = 0;
146 virtual int get_next_halfedge_id(HalfedgeHandle _heh) = 0;
147 virtual int get_to_vertex_id(HalfedgeHandle _heh) = 0;
148 virtual int get_face_id(HalfedgeHandle _heh) = 0;
149 virtual OpenMesh::Attributes::StatusInfo status(HalfedgeHandle _heh) const = 0;
150
151 // get reference to base kernel
152 virtual const BaseKernel* kernel() { return nullptr; }
153
154
155 // query number of faces, vertices, normals, texcoords
156 virtual size_t n_vertices() const = 0;
157 virtual size_t n_faces() const = 0;
158 virtual size_t n_edges() const = 0;
159
160
161 // property information
162 virtual bool is_triangle_mesh() const { return false; }
163 virtual bool has_vertex_normals() const { return false; }
164 virtual bool has_vertex_colors() const { return false; }
165 virtual bool has_vertex_status() const { return false; }
166 virtual bool has_vertex_texcoords() const { return false; }
167 virtual bool has_edge_colors() const { return false; }
168 virtual bool has_edge_status() const { return false; }
169 virtual bool has_halfedge_status() const { return false; }
170 virtual bool has_face_normals() const { return false; }
171 virtual bool has_face_colors() const { return false; }
172 virtual bool has_face_status() const { return false; }
173};
174
175
176//=============================================================================
177} // namespace IO
178} // namespace OpenMesh
179//=============================================================================
180#endif
181//=============================================================================
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition MeshItems.hh:59
OpenMesh::IO::BaseExporter
Base class for exporter modules.
Definition BaseExporter.hh:85
OpenMesh::IO::BaseExporter::getHeh
virtual HalfedgeHandle getHeh(FaceHandle _fh, VertexHandle _vh) const =0
getHeh returns the HalfEdgeHandle that belongs to the face specified by _fh and has a toVertexHandle ...
OpenMesh::BaseKernel
This class provides low-level property management like adding/removing properties and access to prope...
Definition BaseKernel.hh:98
OpenMesh::VertexHandle
Handle for a vertex entity.
Definition Handles.hh:121
OpenMesh::HalfedgeHandle
Handle for a halfedge entity.
Definition Handles.hh:128
OpenMesh::EdgeHandle
Handle for a edge entity.
Definition Handles.hh:135
OpenMesh::FaceHandle
Handle for a face entity.
Definition Handles.hh:142
OpenMesh::Attributes::StatusInfo
Add status information to a base class.
Definition Status.hh:95
Project OpenMesh, ©  Visual Computing Institute, RWTH Aachen. Documentation generated using doxygen .