PrimitiveVariableMap Primitive::loadPrimitiveVariables( const IndexedIO *ioInterface, const IndexedIO::EntryID &name, const IndexedIO::EntryIDList &primVarNames )
{
IECore::Object::LoadContextPtr context = new Object::LoadContext( ioInterface->subdirectory( name )->subdirectory( g_dataEntry ) );
unsigned int v = m_ioVersion;
ConstIndexedIOPtr container = context->container( Primitive::staticTypeName(), v );
if ( !container )
{
throw Exception( "Could not find Primitive entry in the file!" );
}
ConstIndexedIOPtr ioVariables = container->subdirectory( g_variablesEntry );
PrimitiveVariableMap variables;
IndexedIO::EntryIDList::const_iterator it;
for( it=primVarNames.begin(); it!=primVarNames.end(); it++ )
{
ConstIndexedIOPtr ioPrimVar = ioVariables->subdirectory( *it, IndexedIO::NullIfMissing );
if ( !ioPrimVar )
{
continue;
}
int i;
ioPrimVar->read( g_interpolationEntry, i );
variables.insert(
PrimitiveVariableMap::value_type( *it, PrimitiveVariable( (PrimitiveVariable::Interpolation)i, context->load<Data>( ioPrimVar.get(), g_dataEntry ) ) )
);
}
return variables;
}
void CompoundDataBase::load( LoadContextPtr context )
{
Data::load( context );
unsigned int v = 0;
ConstIndexedIOPtr container = nullptr;
try
{
container = context->container( staticTypeName(), v );
}
catch( const IOException &e )
{
// probably a file with CORTEX_MAJOR_VERSION < 5, get the
// data from CompoundData container instead.
container = context->container( "CompoundData", v );
}
CompoundDataMap &m = writable();
m.clear();
container = container->subdirectory( g_membersEntry );
IndexedIO::EntryIDList memberNames;
container->entryIds( memberNames );
IndexedIO::EntryIDList::const_iterator it;
for( it=memberNames.begin(); it!=memberNames.end(); it++ )
{
m[*it] = context->load<Data>( container.get(), *it );
}
}
void Primitive::load( IECore::Object::LoadContextPtr context )
{
unsigned int v = m_ioVersion;
ConstIndexedIOPtr container = context->container( staticTypeName(), v );
// we changed the inheritance hierarchy at io version 1
if( v==0 )
{
Renderable::load( context );
}
else
{
VisibleRenderable::load( context );
}
ConstIndexedIOPtr ioVariables = container->subdirectory( g_variablesEntry );
variables.clear();
IndexedIO::EntryIDList names;
ioVariables->entryIds( names, IndexedIO::Directory );
IndexedIO::EntryIDList::const_iterator it;
for( it=names.begin(); it!=names.end(); it++ )
{
ConstIndexedIOPtr ioPrimVar = ioVariables->subdirectory( *it );
int i;
ioPrimVar->read( g_interpolationEntry, i );
variables.insert(
PrimitiveVariableMap::value_type( *it, PrimitiveVariable( (PrimitiveVariable::Interpolation)i, context->load<Data>( ioPrimVar.get(), g_dataEntry ) ) )
);
}
}
ObjectPtr Object::LoadContext::loadObjectOrReference( const IndexedIO *container, const IndexedIO::EntryID &name )
{
IndexedIO::Entry e = container->entry( name );
if( e.entryType()==IndexedIO::File )
{
IndexedIO::EntryIDList pathParts;
if ( e.dataType() == IndexedIO::InternedStringArray )
{
pathParts.resize( e.arrayLength() );
InternedString *p = &(pathParts[0]);
container->read( name, p, e.arrayLength() );
}
else
{
// for backward compatibility...
string path;
container->read( name, path );
typedef boost::tokenizer<boost::char_separator<char> > Tokenizer;
// \todo: this would have trouble if the name of the object contains slashes...
Tokenizer tokens(path, boost::char_separator<char>("/"));
Tokenizer::iterator t = tokens.begin();
for ( ; t != tokens.end(); t++ )
{
pathParts.push_back( *t );
}
}
std::pair< LoadedObjectMap::iterator,bool > ret = m_loadedObjects->insert( std::pair<IndexedIO::EntryIDList, ObjectPtr>( pathParts, NULL ) );
if ( ret.second )
{
// jump to the path..
ConstIndexedIOPtr ioObject = m_ioInterface->directory( pathParts );
// add the loaded object to the map.
ret.first->second = loadObject( ioObject );
}
return ret.first->second;
}
else
{
ConstIndexedIOPtr ioObject = container->subdirectory( name );
IndexedIO::EntryIDList pathParts;
ioObject->path( pathParts );
std::pair< LoadedObjectMap::iterator,bool > ret = m_loadedObjects->insert( std::pair<IndexedIO::EntryIDList, ObjectPtr>( pathParts, NULL ) );
if ( ret.second )
{
// add the loaded object to the map.
ret.first->second = loadObject( ioObject );
}
return ret.first->second;
}
}
CompoundObjectPtr AttributeCache::readHeader( )
{
CompoundObjectPtr dict = new CompoundObject();
IndexedIO::EntryIDList directories;
m_headersIO->entryIds( directories, IndexedIO::Directory );
for (IndexedIO::EntryIDList::const_iterator it = directories.begin(); it != directories.end(); ++it)
{
ObjectPtr data = Object::load( m_headersIO, *it );
dict->members()[ *it ] = data;
}
return dict;
}
CompoundObjectPtr AttributeCache::read( const ObjectHandle &obj )
{
CompoundObjectPtr dict = new CompoundObject();
IndexedIO::EntryIDList directories;
IndexedIOPtr object = m_objectsIO->subdirectory( obj );
object->entryIds( directories, IndexedIO::Directory );
for (IndexedIO::EntryIDList::const_iterator it = directories.begin(); it != directories.end(); ++it)
{
ObjectPtr data = Object::load( object, *it );
dict->members()[ *it ] = data;
}
return dict;
}
void MotionPrimitive::load( IECore::Object::LoadContextPtr context )
{
VisibleRenderable::load( context );
unsigned int v = m_ioVersion;
ConstIndexedIOPtr container = context->container( staticTypeName(), v );
ConstIndexedIOPtr snapshots = container->subdirectory( g_snapshotsEntry );
m_snapshots.clear();
IndexedIO::EntryIDList names;
snapshots->entryIds( names, IndexedIO::Directory );
IndexedIO::EntryIDList::const_iterator it;
for( it=names.begin(); it!=names.end(); it++ )
{
ConstIndexedIOPtr snapshot = snapshots->subdirectory( *it );
float t;
snapshot->read( g_timeEntry, t );
m_snapshots[t] = context->load<Primitive>( snapshot, g_primitiveEntry );
}
}
void AttributeCache::attributes(const ObjectHandle &obj, const std::string regex, std::vector<AttributeHandle> &attrs)
{
IndexedIO::EntryIDList directories;
attributes( obj, directories );
boost::regex regexTest(regex);
boost::cmatch what;
attrs.clear();
attrs.reserve( directories.size() );
for (IndexedIO::EntryIDList::const_iterator it = directories.begin(); it != directories.end(); ++it)
{
if ( regex_match( (*it).value().c_str(), what, regexTest) )
{
attrs.push_back( *it );
}
}
}
void MatrixMotionTransform::load( LoadContextPtr context )
{
Transform::load( context );
unsigned int v = m_ioVersion;
ConstIndexedIOPtr container = context->container( staticTypeName(), v );
container = container->subdirectory( g_snapshotsEntry );
m_snapshots.clear();
IndexedIO::EntryIDList names;
container->entryIds( names, IndexedIO::Directory );
IndexedIO::EntryIDList::const_iterator it;
for( it=names.begin(); it!=names.end(); it++ )
{
ConstIndexedIOPtr snapshotContainer = container->subdirectory( *it );
float t; snapshotContainer->read( g_timeEntry, t );
M44f m;
float *f = m.getValue();
snapshotContainer->read( g_matrixEntry, f, 16 );
m_snapshots[t] = m;
}
}
void ObjectVector::load( LoadContextPtr context )
{
Object::load( context );
unsigned int v = m_ioVersion;
ConstIndexedIOPtr container = context->container( staticTypeName(), v );
unsigned int size = 0;
container->read( g_sizeEntry, size );
m_members.resize( size );
std::fill( m_members.begin(), m_members.end(), (IECore::Object*)0 );
ConstIndexedIOPtr ioMembers = container->subdirectory( g_membersEntry );
IndexedIO::EntryIDList l;
ioMembers->entryIds(l);
for( IndexedIO::EntryIDList::const_iterator it=l.begin(); it!=l.end(); it++ )
{
MemberContainer::size_type i = boost::lexical_cast<MemberContainer::size_type>( (*it).value() );
m_members[i] = context->load<Object>( ioMembers, *it );
}
}