040000 tree 68f4bbd1dd51adff8133970fa6751513ecbfcdd8	effect
040000 tree 053e2eb73b2f0424019f743415a54290d0567273	filterfw
040000 tree 9fb03dd1a8dc6aee2dc1091757f90b84cde7e342	filterpacks
040000 tree f6ec036d89cf384fbc2ed9561ef701eeb984df5c	samples
100755 blob 437326ca2c281a9e6379feadab70e380568ddbe6	structgen.py
040000 tree bdea4e86785b7d27c9500b62e5282b99837c4271	tests