Once you have recorded a midi performance there are many tools available to help you shape the recorded data.
Piano roll editor reaper.
Notes are displayed vertically according to their corresponding value on a piano keyboard and horizontally according to the duration of each note and their location within the midi item or the timeline.
Midi editor midi event list the midi editor window can be shown as a tab in reaper s docker or be a floating window.
Some of the parameters that can be changed are the note timing velocity and pitch.
It s not the most informative of views.
Drum map cmd.
To set up your own custom layout of black and white keys on the piano roll of the midi editor.
The midi editor uses a piano roll interface to display and edit midi information.
If you ve made a lot of changes to reaper s keyboard shortcuts you might find it helpful to have a printed list to reference.
Reaper actually has this feature built in with an auto generated html list.
Midi editor midi event list switches to the common midi editor view with those fancy piano keys on the left hand side.
In fact many parameters of virtual instruments can be edited and automated after your performance.
How to do it.
A midi drum loop copied from ezdrummer to a reaper track and viewed in the default piano roll editor.
This action toggles it to and fro.
Piano roll cmd id 40042 sections.
Click on a midi item to pull up the built in midi editor.
Reaper s midi editor can be customised to make programming your drum parts easier.
Editing midi in reaper.
The reaper menu on top should.
Shorter keys for showing note names on the notes.