CpwData.h

//-*****************************************************************************
//
// Copyright (c) 2013,
//  Sony Pictures Imageworks, Inc. and
//  Industrial Light & Magic, a division of Lucasfilm Entertainment Company Ltd.
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#ifndef Alembic_AbcCoreOgawa_CpwData_h
#define Alembic_AbcCoreOgawa_CpwData_h
 
#include <Alembic/AbcCoreOgawa/Foundation.h>
#include <Alembic/AbcCoreOgawa/MetaDataMap.h>
 
namespace Alembic {
namespace AbcCoreOgawa {
namespace ALEMBIC_VERSION_NS {
 
// data class owned by CpwImpl, or OwImpl if it is a "top" object
// it owns and makes child properties as well as the group hid_t
// when necessary
class CpwData : public Alembic::Util::enable_shared_from_this<CpwData>
{
public:
 
    CpwData( Ogawa::OGroupPtr iGroup );
 
    ~CpwData();
 
    size_t getNumProperties();
 
    const AbcA::PropertyHeader & getPropertyHeader( size_t i );
 
    const AbcA::PropertyHeader * getPropertyHeader( const std::string &iName );
 
    AbcA::BasePropertyWriterPtr getProperty( const std::string & iName );
 
    AbcA::ScalarPropertyWriterPtr
    createScalarProperty( AbcA::CompoundPropertyWriterPtr iParent,
        const std::string & iName,
        const AbcA::MetaData & iMetaData,
        const AbcA::DataType & iDataType,
        Util::uint32_t iTimeSamplingIndex );
 
    AbcA::ArrayPropertyWriterPtr
    createArrayProperty( AbcA::CompoundPropertyWriterPtr iParent,
        const std::string & iName,
        const AbcA::MetaData & iMetaData,
        const AbcA::DataType & iDataType,
        Util::uint32_t iTimeSamplingIndex );
 
    AbcA::CompoundPropertyWriterPtr
    createCompoundProperty( AbcA::CompoundPropertyWriterPtr iParent,
        const std::string & iName,
        const AbcA::MetaData & iMetaData );
 
    void writePropertyHeaders( MetaDataMapPtr iMetaDataMap );
 
    void fillHash( size_t iIndex, Util::uint64_t iHash0,
                   Util::uint64_t iHash1 );
 
    void computeHash( Util::SpookyHash & ioHash );
 
private:
 
    // The group corresponding to this property.
    Ogawa::OGroupPtr m_group;
 
    typedef std::map<std::string, WeakBpwPtr> MadeProperties;
 
    PropertyHeaderPtrs m_propertyHeaders;
    MadeProperties m_madeProperties;
 
    // child hashes
    std::vector< Util::uint64_t > m_hashes;
};
 
typedef Alembic::Util::shared_ptr<CpwData> CpwDataPtr;
 
} // End namespace ALEMBIC_VERSION_NS
 
using namespace ALEMBIC_VERSION_NS;
 
} // End namespace AbcCoreOgawa
} // End namespace Alembic
 
#endif