RemoteInformation deserializeDataSourceData( const ::zeq::Event& event )
{
if( event.getType() != EVENT_DATASOURCE_DATA )
return RemoteInformation();
auto data = GetVolumeInformation( event.getData( ));
RemoteInformation info;
livre::VolumeInformation& vi = info.second;
info.first.low() = data->eventLow();
info.first.high() = data->eventHigh();
vi.isBigEndian = data->isBigEndian();
vi.compCount = data->compCount();
vi.dataType = DataType( data->dataType( ));
vi.overlap = _deserializeVector3< unsigned >( data->overlap( ));
vi.maximumBlockSize = _deserializeVector3< unsigned >(
data->maximumBlockSize( ));
vi.minPos = _deserializeVector3< float >( data->minPos( ));
vi.maxPos = _deserializeVector3< float >( data->maxPos( ));
vi.voxels = _deserializeVector3< unsigned >( data->voxels( ));
vi.worldSize = _deserializeVector3< float >( data->worldSize( ));
vi.boundingBox.getMin() = _deserializeVector3< float >(
data->boundingBoxMin( ));
vi.boundingBox.getMax() = _deserializeVector3< float >(
data->boundingBoxMax( ));
vi.worldSpacePerVoxel = data->worldSpacePerVoxel();
const Vector3ui& blockSize = vi.maximumBlockSize - vi.overlap * 2;
Vector3ui blocksSize = vi.voxels / blockSize;
blocksSize = blocksSize / ( 1u << data->depth( ));
vi.rootNode = RootNode( data->depth(), blocksSize );
return info;
}
std::string deserializeString( const ::zeq::Event& event )
{
BOOST_CHECK_EQUAL( event.getType(), EVENT_NEWEVENT );
auto data = GetNewEvent( event.getData( ));
return std::string( data->message()->c_str( ));
}
std::vector< T > deserializeVector(
const zeq::Event& event,
const flatbuffers::Vector< T >* (U::*getter)( ) const )
{
auto data = flatbuffers::GetRoot< U >( event.getData( ));
return deserializeVector(( data->*getter )( ));
}
lunchbox::URI deserializeDataSource( const ::zeq::Event& event )
{
if( event.getType() != EVENT_DATASOURCE )
return lunchbox::URI();
auto data = GetURI( event.getData( ));
return lunchbox::URI( data->uri()->c_str( ));
}
SpikeMap deserializeSpikes( const zeq::Event& event )
{
auto data = GetSpikes( event.getData( ));
SpikeMap spikes;
for( flatbuffers::uoffset_t i = 0; i < data->spikes()->Length(); ++i )
{
const Spike* spike = data->spikes()->Get( i );
spikes.insert( std::make_pair( spike->time(), spike->cell( )));
}
return spikes;
}
LODNodeSample deserializeDataSample( const ::zeq::Event& event )
{
LODNodeSample sample;
sample.first = event.getType();
auto data = GetLODNode( event.getData( ));
sample.second = livre::LODNode(
NodeId( data->nodeId( )),
_deserializeVector3< int32_t >( data->blockSize( )),
Boxf( _deserializeVector3< float >( data->worldBoxMin( )),
_deserializeVector3< float >( data->worldBoxMax( ))));
return sample;
}
bool publish( const zeq::Event& event )
{
#ifdef COMMON_LITTLEENDIAN
const uint128_t& type = event.getType();
#else
uint128_t type = event.getType();
detail::byteswap( type ); // convert to little endian wire protocol
#endif
zmq_msg_t msgHeader;
zmq_msg_init_size( &msgHeader, sizeof( type ));
memcpy( zmq_msg_data( &msgHeader ), &type, sizeof( type ));
int ret = zmq_msg_send( &msgHeader, socket,
event.getSize() > 0 ? ZMQ_SNDMORE : 0 );
zmq_msg_close( &msgHeader );
if( ret == -1 )
{
ZEQWARN << "Cannot publish message header, got "
<< zmq_strerror( zmq_errno( )) << std::endl;
return false;
}
if( event.getSize() == 0 )
return true;
zmq_msg_t msg;
zmq_msg_init_size( &msg, event.getSize( ));
memcpy( zmq_msg_data(&msg), event.getData(), event.getSize( ));
ret = zmq_msg_send( &msg, socket, 0 );
zmq_msg_close( &msg );
if( ret == -1 )
{
ZEQWARN << "Cannot publish message data, got "
<< zmq_strerror( zmq_errno( )) << std::endl;
return false;
}
return true;
}
LODNodeSampleData deserializeDataSampleData( const ::zeq::Event& event )
{
auto data = GetMemory( event.getData( ))->data();
return std::make_pair( data->Data(), data->size( ));
}
data::ImageJPEG deserializeImageJPEG( const ::zeq::Event& event )
{
auto data = GetImageJPEG( event.getData( ) );
return data::ImageJPEG( data->data()->size(), data->data()->Data( ));
}