| OpenMesh

STLReader.hh
1 /* ========================================================================= *
2 * *
3 * OpenMesh *
4 * Copyright (c) 2001-2015, RWTH-Aachen University *
5 * Department of Computer Graphics and Multimedia *
6 * All rights reserved. *
7 * www.openmesh.org *
8 * *
9 *---------------------------------------------------------------------------*
10 * This file is part of OpenMesh. *
11 *---------------------------------------------------------------------------*
12 * *
13 * Redistribution and use in source and binary forms, with or without *
14 * modification, are permitted provided that the following conditions *
15 * are met: *
16 * *
17 * 1. Redistributions of source code must retain the above copyright notice, *
18 * this list of conditions and the following disclaimer. *
19 * *
20 * 2. Redistributions in binary form must reproduce the above copyright *
21 * notice, this list of conditions and the following disclaimer in the *
22 * documentation and/or other materials provided with the distribution. *
23 * *
24 * 3. Neither the name of the copyright holder nor the names of its *
25 * contributors may be used to endorse or promote products derived from *
26 * this software without specific prior written permission. *
27 * *
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
31 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
32 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
33 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, *
34 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
35 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
36 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
37 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
38 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
39 * *
40 * ========================================================================= */
41
42
43
44
45 //=============================================================================
46 //
47 // Implements an reader module for STL files
48 //
49 //=============================================================================
50
51
52 #ifndef __STLREADER_HH__
53 #define __STLREADER_HH__
54
55
56 //=== INCLUDES ================================================================
57
58
59 #include <stdio.h>
60 #include <string>
61
62 #include <OpenMesh/Core/System/config.h>
63 #include <OpenMesh/Core/Utils/SingletonT.hh>
64 #include <OpenMesh/Core/IO/reader/BaseReader.hh>
65
66
67 //== NAMESPACES ===============================================================
68
69
70 namespace OpenMesh {
71 namespace IO {
72
73 //== FORWARDS =================================================================
74
75 class BaseImporter;
76
77 //== IMPLEMENTATION ===========================================================
78
79
84 class OPENMESHDLLEXPORT _STLReader_ : public BaseReader
85 {
86 public:
87
88 // constructor
89 _STLReader_();
90
92 virtual ~_STLReader_() {};
93
94
95 std::string get_description() const
96 { return "Stereolithography Interface Format"; }
97 std::string get_extensions() const { return "stl stla stlb"; }
98
99 bool read(const std::string& _filename,
100 BaseImporter& _bi,
101 Options& _opt);
102
103 bool read(std::istream& _in,
104 BaseImporter& _bi,
105 Options& _opt);
106
109 void set_epsilon(float _eps) { eps_=_eps; }
110
112 float epsilon() const { return eps_; }
113
114
115
116 private:
117
118 enum STL_Type { STLA, STLB, NONE };
119 STL_Type check_stl_type(const std::string& _filename) const;
120
121 bool read_stla(const std::string& _filename, BaseImporter& _bi, Options& _opt) const;
122 bool read_stla(std::istream& _in, BaseImporter& _bi, Options& _opt) const;
123 bool read_stlb(const std::string& _filename, BaseImporter& _bi, Options& _opt) const;
124 bool read_stlb(std::istream& _in, BaseImporter& _bi, Options& _opt) const;
125
126
127 private:
128
129 float eps_;
130 };
131
132
133 //== TYPE DEFINITION ==========================================================
134
135
137 extern _STLReader_ __STLReaderInstance;
138 OPENMESHDLLEXPORT _STLReader_& STLReader();
139
140
141 //=============================================================================
142 } // namespace IO
143 } // namespace OpenMesh
144 //=============================================================================
145 #endif
146 //=============================================================================
OpenMesh::IO::BaseReader
Base class for reader modules.
Definition: BaseReader.hh:89
OpenMesh::IO::_STLReader_::set_epsilon
void set_epsilon(float _eps)
Set the threshold to be used for considering two point to be equal.
Definition: STLReader.hh:109
OpenMesh::IO::_STLReader_::get_extensions
std::string get_extensions() const
Returns a string with the accepted file extensions separated by a whitespace and in small caps...
Definition: STLReader.hh:97
OpenMesh::IO::_STLReader_::get_description
std::string get_description() const
Returns a brief description of the file type that can be parsed.
Definition: STLReader.hh:95
OpenMesh::IO::_STLReader_::epsilon
float epsilon() const
Returns the threshold to be used for considering two point to be equal.
Definition: STLReader.hh:112
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59
OpenMesh::IO::Options
Set options for reader/writer modules.
Definition: Options.hh:90
OpenMesh::IO::_STLReader_::~_STLReader_
virtual ~_STLReader_()
Destructor.
Definition: STLReader.hh:92
OpenMesh::IO::_STLReader_
Implementation of the STL format reader.
Definition: STLReader.hh:84
OpenMesh::IO::__STLReaderInstance
_STLReader_ __STLReaderInstance
Declare the single entity of the STL reader.
Definition: STLReader.cc:79
OpenMesh::IO::BaseImporter
Base class for importer modules.
Definition: BaseImporter.hh:83