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vector_cast.hh
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35 /*===========================================================================*\
36  * *
37  * $Revision: 1188 $ *
38  * $Date: 2015-01-05 16:34:10 +0100 (Mo, 05 Jan 2015) $ *
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40 \*===========================================================================*/
41 
42 
43 //=============================================================================
44 //
45 // Helper Functions for binary reading / writing
46 //
47 //=============================================================================
48 
49 
50 #ifndef OPENMESH_VECTORCAST_HH
51 #define OPENMESH_VECTORCAST_HH
52 
53 
54 //== INCLUDES =================================================================
55 
56 
57 #include <OpenMesh/Core/System/config.h>
58 #include <OpenMesh/Core/Utils/vector_traits.hh>
59 #include <OpenMesh/Core/Utils/GenProg.hh>
60 #include <iostream>
61 #include <algorithm>
62 #include <OpenMesh/Core/Geometry/VectorT.hh>
63 
64 
65 //== NAMESPACES ===============================================================
66 
67 
68 namespace OpenMesh {
69 
70 
71 //=============================================================================
72 
73 
77 
78 //-----------------------------------------------------------------------------
79 
80 
81 template <typename src_t, typename dst_t>
82 inline void vector_copy( const src_t &_src, dst_t &_dst, GenProg::Int2Type<1> )
83 {
84  _dst[0] = _src[0];
85 }
86 
87 template <typename src_t, typename dst_t>
88 inline void vector_copy( const src_t &_src, dst_t &_dst, GenProg::Int2Type<2> )
89 {
90  _dst[0] = _src[0];
91  _dst[1] = _src[1];
92 }
93 
94 template <typename src_t, typename dst_t>
95 inline void vector_copy( const src_t &_src, dst_t &_dst, GenProg::Int2Type<3> )
96 {
97  _dst[0] = _src[0];
98  _dst[1] = _src[1];
99  _dst[2] = _src[2];
100 }
101 
102 template <typename src_t, typename dst_t>
103 inline void vector_copy( const src_t &_src, dst_t &_dst, GenProg::Int2Type<4> )
104 {
105  _dst[0] = _src[0];
106  _dst[1] = _src[1];
107  _dst[2] = _src[2];
108  _dst[3] = _src[3];
109 }
110 
111 template <typename src_t, typename dst_t>
112 inline void vector_copy( const src_t &_src, dst_t &_dst, GenProg::Int2Type<5> )
113 {
114  _dst[0] = _src[0];
115  _dst[1] = _src[1];
116  _dst[2] = _src[2];
117  _dst[3] = _src[3];
118  _dst[4] = _src[4];
119 }
120 
121 template <typename src_t, typename dst_t>
122 inline void vector_copy( const src_t &_src, dst_t &_dst, GenProg::Int2Type<6> )
123 {
124  _dst[0] = _src[0];
125  _dst[1] = _src[1];
126  _dst[2] = _src[2];
127  _dst[3] = _src[3];
128  _dst[4] = _src[4];
129  _dst[5] = _src[5];
130 }
131 
132 
133 //-----------------------------------------------------------------------------
134 #ifndef DOXY_IGNORE_THIS
135 
136 template <typename dst_t, typename src_t>
137 struct vector_caster
138 {
139  typedef dst_t return_type;
140 
141  inline static return_type cast(const src_t& _src)
142  {
143  dst_t dst;
144  vector_copy(_src, dst, GenProg::Int2Type<vector_traits<dst_t>::size_>());
145  return dst;
146  }
147 };
148 
149 #if !defined(OM_CC_MSVC)
150 template <typename dst_t>
151 struct vector_caster<dst_t,dst_t>
152 {
153  typedef const dst_t& return_type;
154 
155  inline static return_type cast(const dst_t& _src)
156  {
157  return _src;
158  }
159 };
160 #endif
161 
162 #endif
163 //-----------------------------------------------------------------------------
164 
165 
167 template <typename dst_t, typename src_t>
168 inline
169 typename vector_caster<dst_t, src_t>::return_type
170 vector_cast(const src_t& _src )
171 {
172  return vector_caster<dst_t, src_t>::cast(_src);
173 }
174 
175 
177 
178 
179 //=============================================================================
180 } // namespace OpenMesh
181 //=============================================================================
182 #endif // OPENMESH_MESHREADER_HH defined
183 //=============================================================================
void vector_copy(const src_t &_src, dst_t &_dst, GenProg::Int2Type< 1 >)
Cast vector type to another vector type by copying the vector elements.
Definition: vector_cast.hh:82
vector_caster< dst_t, src_t >::return_type vector_cast(const src_t &_src)
Cast vector type to another vector type by copying the vector elements.
Definition: vector_cast.hh:170
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:56

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