I know what I mean. Take a look back at this entry about the Cocktail drums and using claps (and other percussion), as this is our starting point.
Get to a point where you have this in the Edit Play Style bottom section…
, this in Reaper (and notice the 8 beats to the bar)
, and which sounds like this:
So that is all dum dum dum dum dum dum dum dum. Now open up the Midi Editor for that track, and you see this:
That second note from the left, above? Drag that to the right to give this:
Which now changes the rhythm to this: