Infected mushroom made these videos with some tech tips, probably for promotional reasons, but theyre good.
[url]Infected Mushroom - Making of Drum n Bassa (Studio Blog) - YouTube
They use cubase, in it they route the the gate from a midi channel to the audio channel to control it, the only way to do this in ableton is with a sidechain and a synth with no output i think? kinda unfortunate cuz it uses more cpu than cubase’s method