//-*****************************************************************************
// SCENE CLASS
//-*****************************************************************************
Scene::Scene( const std::string &fileName, bool verbose )
: m_fileName( fileName )
, m_minTime( ( chrono_t )FLT_MAX )
, m_maxTime( ( chrono_t )-FLT_MAX )
{
Timer playbackTimer;
Alembic::AbcCoreFactory::IFactory factory;
m_archive = factory.getArchive( fileName );
m_topObject = IObject( m_archive, kTop );
if ( verbose )
std::cout << "Opened archive and top object, creating drawables."
<< std::endl;
m_drawable.reset( new IObjectDrw( m_topObject, false ) );
ABCA_ASSERT( m_drawable->valid(),
"Invalid drawable for archive: " << fileName );
if ( verbose )
std::cout << "Created drawables, getting time range." << std::endl;
m_minTime = m_drawable->getMinTime();
m_maxTime = m_drawable->getMaxTime();
if ( m_minTime <= m_maxTime ) {
if ( verbose )
std::cout << "\nMin Time: " << m_minTime << " seconds " << std::endl
<< "Max Time: " << m_maxTime << " seconds " << std::endl
<< "\nLoading min time." << std::endl;
m_drawable->setTime( m_minTime );
}
else {
if ( verbose )
std::cout << "\nConstant Time." << std::endl
<< "\nLoading constant sample." << std::endl;
m_minTime = m_maxTime = 0.0;
m_drawable->setTime( 0.0 );
}
ABCA_ASSERT( m_drawable->valid(),
"Invalid drawable after reading start time" );
if ( verbose )
std::cout << "Done opening archive. Elapsed CPU time: "
<< ((float)playbackTimer.elapsed()) / CLOCKS_PER_SEC << " seconds." << std::endl;
// Bounds have been formed!
m_bounds = m_drawable->getBounds();
if ( verbose )
std::cout << "Bounds at min time: " << m_bounds.min << " to "
<< m_bounds.max << std::endl;
}
void AlembicMeshFileReader::read(IMeshBuilder& builder)
{
const IArchive archive(AbcCoreHDF5::ReadArchive(), m_filename);
read_object(IObject(archive, kTop), builder);
}
