Cortex  10.0.0-a4
ToHoudiniAttribConverter.h
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34 
35 #ifndef IECOREHOUDINI_TOHOUDINIATTRIBCONVERTER_H
36 #define IECOREHOUDINI_TOHOUDINIATTRIBCONVERTER_H
37 
38 #include "GA/GA_AttributeRef.h"
39 #include "GU/GU_Detail.h"
40 
41 #include "IECore/Data.h"
42 
43 #include "IECoreHoudini/TypeIds.h"
44 #include "IECoreHoudini/ToHoudiniConverter.h"
45 
46 namespace IECoreHoudini
47 {
48 
49 IE_CORE_FORWARDDECLARE( ToHoudiniAttribConverter );
50 
55 {
56 
57  public :
58 
59  IE_CORE_DECLARERUNTIMETYPEDEXTENSION( ToHoudiniAttribConverter, ToHoudiniAttribConverterTypeId, ToHoudiniConverter );
60 
64  GA_RWAttributeRef convert( std::string name, GU_Detail *geo ) const;
65  GA_RWAttributeRef convert( std::string name, GU_Detail *geo, const GA_Range &range ) const;
66 
69  static ToHoudiniAttribConverterPtr create( const IECore::Data *data );
70 
71  protected :
72 
73  ToHoudiniAttribConverter( const IECore::Data *data, const std::string &description );
74 
75  virtual ~ToHoudiniAttribConverter();
76 
78  virtual GA_RWAttributeRef doConversion( const IECore::Data *data, std::string name, GU_Detail *geo ) const = 0;
79  virtual GA_RWAttributeRef doConversion( const IECore::Data *data, std::string name, GU_Detail *geo, const GA_Range &range ) const = 0;
80 
81  typedef ToHoudiniAttribConverterPtr (*CreatorFn)( const IECore::Data *data );
82 
83  static void registerConverter( IECore::TypeId fromType, CreatorFn creator );
84 
87  template<class T>
89  {
90  public :
91  Description( IECore::TypeId fromType );
92  private :
93  static ToHoudiniAttribConverterPtr creator( const IECore::Data *data );
94  };
95 
96  private :
97 
99  struct Types
100  {
101  Types( IECore::TypeId from );
102  IECore::TypeId fromType;
103  bool operator < ( const Types &other ) const;
104  };
105 
106  typedef std::map<Types, CreatorFn> TypesToFnsMap;
107  static TypesToFnsMap *typesToFns();
108 
109 };
110 
111 } // namespace IECoreHoudini
112 
113 #include "ToHoudiniAttribConverter.inl"
114 
115 #endif // IECOREHOUDINI_TOHOUDINIATTRIBCONVERTER_H
static ToHoudiniAttribConverterPtr create(const IECore::Data *data)
GA_RWAttributeRef convert(std::string name, GU_Detail *geo) const
Definition: Data.h:46
The IECoreHoudini namespace holds all the functionality of libIECoreHoudini.
Definition: CoreHoudini.h:51
const std::string & description() const
Returns a description for this parameterised object.
Definition: ToHoudiniConverter.h:47
Definition: ToHoudiniAttribConverter.h:54
TypeId
Definition: TypeIds.h:46
Definition: ToHoudiniAttribConverter.h:88
virtual GA_RWAttributeRef doConversion(const IECore::Data *data, std::string name, GU_Detail *geo) const =0
Must be implemented by derived classes to create a GB_Attribute on the given GU_Detail and fill it wi...