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 override
96  { return "Stereolithography Interface Format"; }
97  std::string get_extensions() const override { return "stl stla stlb"; }
98 
99  bool read(const std::string& _filename,
100  BaseImporter& _bi,
101  Options& _opt) override;
102 
103  bool read(std::istream& _in,
104  BaseImporter& _bi,
105  Options& _opt) override;
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 
138 OPENMESHDLLEXPORT _STLReader_& STLReader();
139 
140 
141 //=============================================================================
142 } // namespace IO
143 } // namespace OpenMesh
144 //=============================================================================
145 #endif
146 //=============================================================================
virtual ~_STLReader_()
Destructor.
Definition: STLReader.hh:92
Implementation of the STL format reader.
Definition: STLReader.hh:84
void set_epsilon(float _eps)
Set the threshold to be used for considering two point to be equal.
Definition: STLReader.hh:109
std::string get_extensions() const override
Returns a string with the accepted file extensions separated by a whitespace and in small caps...
Definition: STLReader.hh:97
_STLReader_ __STLReaderInstance
Declare the single entity of the STL reader.
Definition: STLReader.cc:79
float epsilon() const
Returns the threshold to be used for considering two point to be equal.
Definition: STLReader.hh:112
Set options for reader/writer modules.
Definition: Options.hh:90
Base class for importer modules.
Definition: BaseImporter.hh:83
std::string get_description() const override
Returns a brief description of the file type that can be parsed.
Definition: STLReader.hh:95
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59
Base class for reader modules.
Definition: BaseReader.hh:86

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