Esempio n. 1
0
IECore::ConstInternedStringVectorDataPtr SceneReader::computeChildNames( const ScenePath &path, const Gaffer::Context *context, const ScenePlug *parent ) const
{
	ConstSceneInterfacePtr s = scene( path );
	if( !s )
	{
		return parent->childNamesPlug()->defaultValue();
	}

	// get the child names
	
	InternedStringVectorDataPtr resultData = new InternedStringVectorData;
	vector<InternedString> &result = resultData->writable();
	s->childNames( result );
	
	// filter out any which don't have the right tags
	
	std::string tagsString = tagsPlug()->getValue();
	if( !tagsString.empty() )
	{
		typedef boost::tokenizer<boost::char_separator<char> > Tokenizer;
		Tokenizer tagsTokenizer( tagsString, boost::char_separator<char>( " " ) );
		
		vector<InternedString> tags;
		std::copy( tagsTokenizer.begin(), tagsTokenizer.end(), back_inserter( tags ) );
		
		vector<InternedString>::iterator newResultEnd = result.begin();
		SceneInterface::NameList childTags;
		for( vector<InternedString>::const_iterator cIt = result.begin(), cEIt = result.end(); cIt != cEIt; ++cIt )
		{
			ConstSceneInterfacePtr child = s->child( *cIt );
			childTags.clear();
			child->readTags( childTags, IECore::SceneInterface::EveryTag );
			
			bool childMatches = false;
			for( SceneInterface::NameList::const_iterator tIt = childTags.begin(), tEIt = childTags.end(); tIt != tEIt; ++tIt )
			{
				if( find( tags.begin(), tags.end(), *tIt ) != tags.end() )
				{
					childMatches = true;
					break;
				}
			}
		
			if( childMatches )
			{
				*newResultEnd++ = *cIt;
			}
		}
		
		result.erase( newResultEnd, result.end() );
	}
	
	return resultData;
}
Esempio n. 2
0
IECore::ConstInternedStringVectorDataPtr SceneReader::computeChildNames( const ScenePath &path, const Gaffer::Context *context, const ScenePlug *parent ) const
{
	std::string fileName = fileNamePlug()->getValue();
	if( !fileName.size() )
	{
		return parent->childNamesPlug()->defaultValue();
	}
	
	ConstSceneInterfacePtr s = SharedSceneInterfaces::get( fileName );
	s = s->scene( path );

	InternedStringVectorDataPtr result = new InternedStringVectorData;
	s->childNames( result->writable() );
	
	return result;
}