...
- if layout 2:
- x: tank()origin0 - L()Sed - T()PlantWall - W()MpWalkway - L()Plt - 2T()PltWall - 2D()Drum~ - 3S()Drum + column()dim0
- y: tank()origin1 + (N()SedTanks*W()Sed) + [ (N(~)SedTanks~ SedTanks + 2)*T(~)PlantWall~PlantWall ] + 2W()FlocChannel + W()MpWalkway
- z: tank()origin2 + +H()Sed - H()Channel - T()ChannelWall
...