Cortex  10.0.0-a4
TypedData.h
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34 
35 #ifndef IECORE_TYPEDDATA_H
36 #define IECORE_TYPEDDATA_H
37 
38 #include "IECore/Data.h"
39 #include "IECore/Export.h"
40 #include "IECore/TypedDataInternals.h"
41 
42 namespace IECore
43 {
44 
63 template <class T>
64 class IECORE_API TypedData : public Data
65 {
66  public:
67 
68  typedef T ValueType;
69 
71  TypedData();
73  TypedData(const T &data);
74 
75  IECORE_RUNTIMETYPED_DECLARETEMPLATE( TypedData<T>, Data );
76 
79 
80  typename TypedData<T>::Ptr copy() const;
81  bool isEqualTo( const Object *other ) const override;
82  void hash( MurmurHash &h ) const override;
84 
86  void operator = (const T &data);
88  void operator = (const TypedData<T> &typedData);
89 
94  const T &readable() const;
99  T &writable();
100 
102  typedef typename TypedDataTraits<T>::BaseType BaseType;
103 
105  static bool hasBase();
106 
109  const BaseType *baseReadable() const;
110 
113  BaseType *baseWritable();
114 
117  size_t baseSize() const;
118 
119  protected:
120 
121  typedef typename TypedDataTraits<T>::DataHolder DataHolder;
122 
123  ~TypedData() override;
124 
125  static Object::TypeDescription<TypedData<T> > m_typeDescription;
126 
127  void copyFrom( const Object *other, CopyContext *context ) override;
128  void save( SaveContext *context ) const override;
129  void load( LoadContextPtr context ) override;
133  void memoryUsage( Object::MemoryAccumulator &accumulator ) const override;
134 
135  DataHolder m_data;
136 
137 };
138 
149 #define IECORE_DECLARE_TYPEDDATA( TYPENAME, T, BASETYPE, DATAHOLDER ) \
150  template <> \
151  class IECORE_API TypedDataTraits<T> \
152  { \
153  public : \
154  typedef BASETYPE BaseType; \
155  typedef DATAHOLDER<T> DataHolder; \
156  }; \
157  \
158  typedef TypedData<T> TYPENAME; \
159  \
160  IE_CORE_DECLAREPTR( TYPENAME ); \
161 
162 } // namespace IECore
163 
164 #endif // IECORE_TYPEDDATA_H
Definition: Data.h:46
Definition: Object.h:333
Definition: TypedData.h:64
Definition: Object.h:229
Definition: Object.h:104
TypedDataTraits< T >::BaseType BaseType
Base type used in the internal data structure.
Definition: TypedData.h:102
Definition: Object.h:203
Definition: MurmurHash.h:64
The class provided to the save() method implemented by subclasses.
Definition: Object.h:247
This namespace contains all components of the core library.
Definition: AddSmoothSkinningInfluencesOp.h:43