| ⇢ | A | OrientatedItemFactory added | |
| B | ↗ | A | VolumePacker improved |
| ⇢ | B | OrientatedItemFactory::getUsableOrientations() added | |
| ⇢ | B | OrientatedItemFactory::getPossibleOrientations() added | |
| ⇢ | A | OrientatedItemFactory::getBestOrientation() added | |
| A | ↘ | B | VolumePacker::tryAndStackItemsIntoSpace() got worse |
| C | ↛ | VolumePacker::findBestOrientation() removed | |
| B | ↛ | VolumePacker::findPossibleOrientations() removed |