1 //-***************************************************************************** 2 // 3 // Copyright (c) 2009-2011, 4 // Sony Pictures Imageworks, Inc. and 5 // Industrial Light & Magic, a division of Lucasfilm Entertainment Company Ltd. 6 // 7 // All rights reserved. 8 // 9 // Redistribution and use in source and binary forms, with or without 10 // modification, are permitted provided that the following conditions are 11 // met: 12 // * Redistributions of source code must retain the above copyright 13 // notice, this list of conditions and the following disclaimer. 14 // * Redistributions in binary form must reproduce the above 15 // copyright notice, this list of conditions and the following disclaimer 16 // in the documentation and/or other materials provided with the 17 // distribution. 18 // * Neither the name of Sony Pictures Imageworks, nor 19 // Industrial Light & Magic nor the names of their contributors may be used 20 // to endorse or promote products derived from this software without specific 21 // prior written permission. 22 // 23 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 24 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 25 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 26 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 27 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 28 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 29 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 30 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 31 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 32 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 33 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 34 // 35 //-***************************************************************************** 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