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feat: (duplex/launchpad_mk3) use modern launchpad sysex instead of the palette #168

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Merged
emuell merged 1 commit into from
Jun 27, 2025
Merged

feat: (duplex/launchpad_mk3) use modern launchpad sysex instead of the palette #168

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10 changes: 0 additions & 10 deletions ....xrnx/Duplex/Controllers/LaunchpadMiniMK3/Configurations/LaunchPadMiniMK3_GridPieFull.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -21,16 +21,6 @@ duplex_configurations:insert {

applications = {
GridPie = {
palette = {
empty = {color=LaunchpadMiniMK3.COLOR_OFF},
empty_current = {color=LaunchpadMiniMK3.COLOR_YELLOW},
empty_active = {color=LaunchpadMiniMK3.COLOR_MAGENTA},
empty_active_current = {color=LaunchpadMiniMK3.COLOR_MAGENTA},
content_active = {color=LaunchpadMiniMK3.COLOR_CYAN},
content_active_current = {color=LaunchpadMiniMK3.COLOR_CYAN},
content_selected = {color=LaunchpadMiniMK3.COLOR_GREEN},
inactive_content = {color=LaunchpadMiniMK3.COLOR_BLUE}
},
mappings = {
grid = {
group_name = "Grid",
Expand Down
54 changes: 10 additions & 44 deletions Tools/com.renoise.Duplex.xrnx/Duplex/Controllers/LaunchpadMiniMK3/LaunchpadMiniMK3.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -17,25 +17,10 @@ cLib.require(_clibroot.."cTable")

class "LaunchpadMiniMK3" (MidiDevice)

LaunchpadMiniMK3.COLOR_OFF = {0x00,0x00,0x00}
LaunchpadMiniMK3.COLOR_WHITE = {0xff,0xff,0xff}
LaunchpadMiniMK3.COLOR_GREEN = {0x00,0xff,0x00}
LaunchpadMiniMK3.COLOR_YELLOW = {0xff,0xff,0x00}
LaunchpadMiniMK3.COLOR_BLUE = {0x00,0x00,0xff}
LaunchpadMiniMK3.COLOR_RED = {0xff,0x00,0x00}
LaunchpadMiniMK3.COLOR_MAGENTA = {0xff,0x00,0xff}
LaunchpadMiniMK3.COLOR_CYAN = {0x00,0xff,0xff}


function LaunchpadMiniMK3:__init(display_name, message_stream, port_in, port_out)

MidiDevice.__init(self, display_name, message_stream, port_in, port_out)

self:send_sysex_message(0x00,0x20,0x29,0x02,0x0D,0x0E,0x01)

-- TODO this device has a full RGB support via the LED lighting SysEx message,
-- this is a cheap workaround for now, using the color palette...
self.colorspace = {1, 1, 1}
self.colorspace = {8 ,8 ,8}
end

--------------------------------------------------------------------------------
Expand All @@ -45,11 +30,8 @@ end
-- and duty cycle are reset to defaults

function LaunchpadMiniMK3:release()

-- self:send_cc_message(0,0)
self:send_sysex_message(0x00,0x20,0x29,0x02,0x0D,0x0E,0x00)
MidiDevice.release(self)

end

--------------------------------------------------------------------------------
Expand All @@ -60,36 +42,20 @@ end
function LaunchpadMiniMK3:output_value(pt,xarg,ui_obj)
if (xarg.type == "button") then
-- all buttons are colored

local color = self:quantize_color(pt.color)
local rslt = nil

if cLib.table_compare(color,LaunchpadMiniMK3.COLOR_OFF) then
rslt = 0
elseif cLib.table_compare(color,LaunchpadMiniMK3.COLOR_WHITE) then
rslt = 3
elseif cLib.table_compare(color,LaunchpadMiniMK3.COLOR_GREEN) then
rslt = 21
elseif cLib.table_compare(color,LaunchpadMiniMK3.COLOR_YELLOW) then
rslt = 13
elseif cLib.table_compare(color,LaunchpadMiniMK3.COLOR_BLUE) then
rslt = 45
elseif cLib.table_compare(color,LaunchpadMiniMK3.COLOR_RED) then
rslt = 5
elseif cLib.table_compare(color,LaunchpadMiniMK3.COLOR_MAGENTA) then
rslt = 81
elseif cLib.table_compare(color,LaunchpadMiniMK3.COLOR_CYAN) then
rslt = 37
if (xarg.value:sub(1,3) == "CC#") then
-- https://userguides.novationmusic.com/hc/en-gb/articles/24001475492498-Controlling-the-Launchpad-X-surface
-- (modern launchpads (mini, X, ...) should behave similarly)
-- duplex code colors over 8 bits, launchpad support 7.
self:send_sysex_message(0, 32, 41, 2, 12, 3, 3, tonumber(xarg.value:sub(4)), color[1] / 2, color[2] / 2, color[3] / 2, 247)
else
self:send_sysex_message(0, 32, 41, 2, 12, 3, 3, value_to_midi_pitch(xarg.value)+12, color[1] / 2, color[2] / 2, color[3] / 2, 247)
end

--print("pt.color",rprint(pt.color))
--print("rslt",rslt)
--rprint(xarg)
return rslt
-- return a dummy color, and don't update the hardware knob (we already updated color with sysex)
return 0, true
else
-- otherwise, echo back
--print("echo back",rprint(pt),MidiDevice.output_value(self,pt,xarg,ui_obj))
return MidiDevice.output_value(self,pt,xarg,ui_obj)
end
end