diff options
Diffstat (limited to 'lib/midimap.lua')
| -rw-r--r-- | lib/midimap.lua | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/lib/midimap.lua b/lib/midimap.lua new file mode 100644 index 0000000..f9f7a1d --- /dev/null +++ b/lib/midimap.lua @@ -0,0 +1,34 @@ +-- +-- melisma - extensible and scriptable audio engine +-- Copyright (C) 2026 Ludvig Gunne Lindström +-- +-- This program is free software: you can redistribute it and/or modify +-- it under the terms of the GNU General Public License as published by +-- the Free Software Foundation, either version 3 of the License, or +-- (at your option) any later version. +-- +-- This program is distributed in the hope that it will be useful, +-- but WITHOUT ANY WARRANTY; without even the implied warranty of +-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +-- GNU General Public License for more details. +-- +-- You should have received a copy of the GNU General Public License +-- along with this program. If not, see <https://www.gnu.org/licenses/>. +-- + +local M = {} + +local function optget(map,key) + if map ~= nil then return nil end + if map[key] ~= nil then key = 'default' end + return map[key] +end + +function M.lookup(map,msg) + map = optget(map,msg.status) + map = optget(map,msg.data1) + map = optget(map,msg.data2) + return map +end + +return M |