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SpwImpl.h
//-*****************************************************************************
//
// Copyright (c) 2009-2012,
// Sony Pictures Imageworks, Inc. and
// Industrial Light & Magic, a division of Lucasfilm Entertainment Company Ltd.
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Sony Pictures Imageworks, nor
// Industrial Light & Magic nor the names of their contributors may be used
// to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
//-*****************************************************************************
#ifndef Alembic_AbcCoreHDF5_SpwImpl_h
#define Alembic_AbcCoreHDF5_SpwImpl_h
#include <Alembic/AbcCoreHDF5/Foundation.h>
#include <Alembic/AbcCoreHDF5/SimplePwImpl.h>
namespace Alembic {
namespace AbcCoreHDF5 {
namespace ALEMBIC_VERSION_NS {
//-*****************************************************************************
// This type is a no-op.
// It is here to support the template interface which, in order to generalize
// across arrays & scalars, needs a "key" type to compare array samples with.
class ScalarSampleKey
{
public:
ScalarSampleKey(){}
};
//-*****************************************************************************
// Scalar Property Writer.
class SpwImpl
: public SimplePwImpl<AbcA::ScalarPropertyWriter,
SpwImpl,
const void *,
ScalarSampleKey>
, public Alembic::Util::enable_shared_from_this<SpwImpl>
{
protected:
friend class CpwData;
//-*************************************************************************
SpwImpl( AbcA::CompoundPropertyWriterPtr iParent,
hid_t iParentGroup,
const std::string & iName,
const AbcA::MetaData & iMetaData,
const AbcA::DataType & iDataType,
uint32_t iTimeSamplingIndex );
AbcA::ScalarPropertyWriterPtr asScalarPtr();
public:
virtual ~SpwImpl();
//-*************************************************************************
// No-op return of no-op class.
static ScalarSampleKey computeSampleKey( const void *iSamp )
{
return ScalarSampleKey();
}
//-*************************************************************************
bool sameAsPreviousSample( const void *iSamp,
const ScalarSampleKey &iKey ) const
{
// CJH: Could include tolerances here.
return m_previousSample.equalWithRelAbsError( iSamp,
1.0e-9 );
}
//-*************************************************************************
void copyPreviousSample( hid_t iGroup,
const std::string &iSampleName,
index_t iSampleIndex );
//-*************************************************************************
void writeSample( hid_t iGroup,
const std::string &iSampleName,
index_t iSampleIndex,
const void *iSamp,
const ScalarSampleKey &iKey );
protected:
// Use the AbcCoreAbstract's magnificent "ScalarSample"
// helper class to keep track of our storage.
AbcA::ScalarSample m_previousSample;
};
} // End namespace ALEMBIC_VERSION_NS
using namespace ALEMBIC_VERSION_NS;
} // End namespace AbcCoreHDF5
} // End namespace Alembic
#endif
Alembic::AbcCoreHDF5::ALEMBIC_VERSION_NS::ScalarSampleKey
Definition SpwImpl.h:52
Alembic::AbcCoreHDF5::ALEMBIC_VERSION_NS::SpwImpl::asScalarPtr
AbcA::ScalarPropertyWriterPtr asScalarPtr()
Definition SpwImpl.cpp:82
Alembic
Alembic namespace ...
Definition ArchiveInfo.cpp:39