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36 
37 #ifndef Alembic_Abc_ISampleSelector_h
38 #define Alembic_Abc_ISampleSelector_h
39 
40 #include <Alembic/Util/Export.h>
41 #include <Alembic/Abc/Foundation.h>
42 
43 namespace Alembic {
44 namespace Abc {
45 namespace ALEMBIC_VERSION_NS {
46 
47 //-*****************************************************************************
48 class ALEMBIC_EXPORT ISampleSelector
49 {
50 public:
51     enum TimeIndexType
52     {
53         kFloorIndex,
54         kCeilIndex,
55         kNearIndex
56     };
57 
ISampleSelector()58     ISampleSelector()
59       : m_requestedIndex( 0 ),
60         m_requestedTime( 0.0 ),
61         m_requestedTimeIndexType( kNearIndex ) {}
62 
ISampleSelector(index_t iReqIdx)63     ISampleSelector( index_t iReqIdx )
64       : m_requestedIndex( iReqIdx ),
65         m_requestedTime( 0.0 ),
66         m_requestedTimeIndexType( kNearIndex ) {}
67 
68     explicit ISampleSelector( chrono_t iReqTime,
69                               TimeIndexType iReqIdxType = kNearIndex )
70       : m_requestedIndex( -1 ),
71         m_requestedTime( iReqTime ),
72         m_requestedTimeIndexType( iReqIdxType ) {}
73 
getRequestedIndex()74     index_t getRequestedIndex() const { return m_requestedIndex; }
getRequestedTime()75     chrono_t getRequestedTime() const { return m_requestedTime; }
getRequestedTimeIndexType()76     TimeIndexType getRequestedTimeIndexType() const
77     { return m_requestedTimeIndexType; }
78 
79     index_t getIndex( const AbcA::TimeSamplingPtr & iTsmp, index_t
80         iNumSamples ) const;
81 
82 private:
83     index_t m_requestedIndex;
84     chrono_t m_requestedTime;
85     TimeIndexType m_requestedTimeIndexType;
86 };
87 
88 } // End namespace ALEMBIC_VERSION_NS
89 
90 using namespace ALEMBIC_VERSION_NS;
91 
92 } // End namespace Abc
93 } // End namespace Alembic
94 
95 #endif
96