113 lines
2.7 KiB
Lua
113 lines
2.7 KiB
Lua
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ardour {
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["type"] = "dsp",
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name = "AVL Drumkit MIDI Map",
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category = "Utility",
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license = "MIT",
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author = "AVL and Friends", -- based on MIDI Note Mapper by Alby Musaelian
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description = [[Map MIDI notes to drum-kit pcs of 'Black Pearl' or 'Red Zeppelin' AVL drumkit plugins. Unmapped notes are ignored. In case of duplicate assignments the later one is preferred.]]
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}
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OFF_NOTE = -1
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function dsp_ioconfig ()
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return { { midi_in = 1, midi_out = 1, audio_in = 0, audio_out = 0}, }
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end
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function dsp_params ()
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local avldrums = {
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[36] = "Kick Drum",
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[37] = "Snare Side Stick",
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[38] = "Snare Center",
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[39] = "Hand Clap",
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[40] = "Snare Edge",
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[41] = "Floor Tom Center",
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[42] = "Closed HiHat",
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[43] = "Floor Tom Edge",
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[44] = "Pedal HiHat",
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[45] = "Tom Center",
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[46] = "Semi-Open HiHat",
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[47] = "Tom Edge",
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[48] = "Swish HiHat",
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[49] = "Crash Cymbal 1 (left)",
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[50] = "Crash Cymbal 1 Choked",
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[51] = "Ride Cymbal Tip",
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[52] = "Ride Cymbal Choked",
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[53] = "Ride Cymbal Bell",
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[54] = "Tambourine",
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[55] = "Splash Cymbal",
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[56] = "Cowbell",
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[57] = "Crash Cymbal 2 (right)",
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[58] = "Crash Cymbal 2 Choked",
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[59] = "Ride Cymbal Shank",
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[60] = "Crash Cymbal 3 (large Paiste)",
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[61] = "Maracas"
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}
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local map_scalepoints = {}
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map_scalepoints["None"] = OFF_NOTE
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for note=0,127 do
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local name = ARDOUR.ParameterDescriptor.midi_note_name(note)
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map_scalepoints[string.format("%03d (%s)", note, name)] = note
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end
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local map_params = {}
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local i = 1
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for note, name in pairs (avldrums) do
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map_params[i] = {
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["type"] = "input",
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name = name,
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min = -1,
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max = 127,
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default = note,
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integer = true,
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enum = true,
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scalepoints = map_scalepoints
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}
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i = i + 1
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end
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return map_params
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end
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function dsp_run (_, _, n_samples)
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assert (type(midiin) == "table")
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assert (type(midiout) == "table")
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local cnt = 1;
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function tx_midi (time, data)
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midiout[cnt] = {}
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midiout[cnt]["time"] = time;
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midiout[cnt]["data"] = data;
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cnt = cnt + 1;
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end
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-- build translation table
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local translation_table = {}
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local ctrl = CtrlPorts:array()
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for i = 1, 26 do
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if not (ctrl[i] == OFF_NOTE) then
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translation_table[ctrl[i]] = 35 + i
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end
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end
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-- for each incoming midi event
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for _,b in pairs (midiin) do
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local t = b["time"] -- t = [ 1 .. n_samples ]
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local d = b["data"] -- midi-event data
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local event_type
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if #d == 0 then event_type = -1 else event_type = d[1] >> 4 end
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if (#d == 3) and (event_type == 9 or event_type == 8 or event_type == 10) then
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-- Do the mapping - 2 is note byte for these types
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d[2] = translation_table[d[2]] or OFF_NOTE
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if not (d[2] == OFF_NOTE) then
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tx_midi (t, d)
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end
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else
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tx_midi (t, d)
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end
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end
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end
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