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author | Devine Lu Linvega <[email protected]> | 2019-06-07 10:56:01 +0200 |
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committer | Devine Lu Linvega <[email protected]> | 2019-06-07 10:56:01 +0200 |
commit | 469eaf27d569498939d5341a4b2dc778a1fb8e27 (patch) | |
tree | 23d60439d4827c41806bc09bd832eb6bb0f6803f | |
parent | eea65def5cc6ce465da7ee65dd73f88de2817c80 (diff) | |
download | Orca-469eaf27d569498939d5341a4b2dc778a1fb8e27.tar.gz Orca-469eaf27d569498939d5341a4b2dc778a1fb8e27.zip |
Return of the keys operator!
-rw-r--r-- | desktop/core/io/midi.js | 35 | ||||
-rw-r--r-- | desktop/core/library.js | 2 | ||||
-rw-r--r-- | desktop/core/library/_keys.js | 27 |
3 files changed, 52 insertions, 12 deletions
diff --git a/desktop/core/io/midi.js b/desktop/core/io/midi.js index 01706e9..0267e9b 100644 --- a/desktop/core/io/midi.js +++ b/desktop/core/io/midi.js @@ -12,7 +12,7 @@ export default function Midi (terminal) { this.inputs = [] this.stack = [] - this.key = null + this.keys = {} this.start = function () { console.info('Midi Starting..') @@ -111,12 +111,12 @@ export default function Midi (terminal) { // Keys - this.keyDown = function (key) { - this.key = parseInt(key) + this.keyDown = function (channel, key) { + this.keys[channel] = key } - this.keyUp = function () { - this.key = null + this.keyUp = function (channel, key) { + this.keys[channel] = null } // Clock @@ -139,14 +139,17 @@ export default function Midi (terminal) { } this.receive = function (msg) { + // Keys + if (msg.data[0] >= 144 && msg.data[0] < 160) { + this.keyDown(msg.data[0] - 144, msg.data[1]) + return + } + if (msg.data[0] >= 128 && msg.data[0] < 144) { + this.keyUp(msg.data[0] - 128, msg.data[1]) + return + } + switch (msg.data[0]) { - // Keys - case 0x90: - this.keyDown(msg.data[1]) - break - case 0x80: - this.keyUp() - break // Clock case 0xF8: terminal.clock.tap() @@ -228,6 +231,14 @@ export default function Midi (terminal) { return { id, value, note, octave } } + this.convert = function (id) { + const note = ['C', 'c', 'D', 'd', 'E', 'F', 'f', 'G', 'g', 'A', 'a', 'B'][id % 12] + const octave = Math.floor(id / 12) - 5 + const name = `${note}${octave}` + const key = Object.values(transpose).indexOf(name) + return Object.keys(transpose)[key] + } + this.toString = function () { return this.outputDevice() ? `${this.outputDevice().name}` : 'No Midi' } diff --git a/desktop/core/library.js b/desktop/core/library.js index 4feaf70..8d10ec2 100644 --- a/desktop/core/library.js +++ b/desktop/core/library.js @@ -31,6 +31,7 @@ import _bang from './library/_bang.js' import _comment from './library/_comment.js' import _midi from './library/_midi.js' import _mono from './library/_mono.js' +import _keys from './library/_keys.js' import _cc from './library/_cc.js' import _udp from './library/_udp.js' import _osc from './library/_osc.js' @@ -76,6 +77,7 @@ export default { '#': _comment, ':': _midi, '%': _mono, + '&': _keys, '!': _cc, ';': _udp, '=': _osc diff --git a/desktop/core/library/_keys.js b/desktop/core/library/_keys.js new file mode 100644 index 0000000..6b181fb --- /dev/null +++ b/desktop/core/library/_keys.js @@ -0,0 +1,27 @@ +'use strict' + +import Operator from '../operator.js' + +export default function OperatorKeys (orca, x, y, passive) { + Operator.call(this, orca, x, y, '&', true) + + this.name = 'keys' + this.info = 'Receive MIDI note' + + this.ports.channel = { x: 1, y: 0, clamp: { min: 0, max: 16 } } + this.ports.output = { x: 0, y: 1 } + + this.operation = function (force = false) { + const channel = this.listen(this.ports.channel, true) + if (channel === '.') { return } + + const id = terminal.io.midi.keys[channel] + + if (force === true) { + terminal.io.mono.run() + } + this.draw = false + + return id ? terminal.io.midi.convert(id) : '.' + } +} |