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SR_binary.hh
1 /* ========================================================================= *
2 * *
3 * OpenMesh *
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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 // Helper Functions for binary reading / writing
53 //
54 //=============================================================================
55
56 #ifndef OPENMESH_SR_BINARY_HH
57 #define OPENMESH_SR_BINARY_HH
58
59
60 //== INCLUDES =================================================================
61
62 #include <OpenMesh/Core/System/config.h>
63 // -------------------- STL
64 #include <typeinfo>
65 #include <stdexcept>
66 #include <sstream>
67 #include <numeric> // accumulate
68 // -------------------- OpenMesh
69
70
71 //== NAMESPACES ===============================================================
72
73 namespace OpenMesh {
74 namespace IO {
75
76
77 //=============================================================================
78
79
80 //-----------------------------------------------------------------------------
81
82 const static size_t UnknownSize(size_t(-1));
83
84
85 //-----------------------------------------------------------------------------
86 // struct binary, helper for storing/restoring
87
88 #define X \
89 std::ostringstream msg; \
90 msg << "Type not supported: " << typeid(value_type).name(); \
91 throw std::logic_error(msg.str())
92
105 template < typename T > struct binary
106 {
107 typedef T value_type;
108
109 static const bool is_streamable = false;
110
111 static size_t size_of(void) { return UnknownSize; }
112 static size_t size_of(const value_type&) { return UnknownSize; }
113
114 static
115 size_t store( std::ostream& /* _os */,
116 const value_type& /* _v */,
117 bool /* _swap=false */)
118 { X; return 0; }
119
120 static
121 size_t restore( std::istream& /* _is */,
122 value_type& /* _v */,
123 bool /* _swap=false */)
124 { X; return 0; }
125 };
126
127 #undef X
128
129
130 //=============================================================================
131 } // namespace IO
132 } // namespace OpenMesh
133 //=============================================================================
134 #endif // OPENMESH_SR_RBO_HH defined
135 //=============================================================================
136
OpenMesh::IO::binary
The struct defines how to store and restore the type T.
Definition: SR_binary.hh:105
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64