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Merge pull request #2893 from meltedpianoman/2.2
Controller: ION Discover DJ Pro
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// Ion Discover DJ pro Mapping Script Functions | ||
// Joachim, meltedpianoman | ||
var IonDiscoverDjPro = function() {}; | ||
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IonDiscoverDjPro.init = function() { // called when the MIDI device is opened & set up | ||
IonDiscoverDjPro.directoryMode = false; | ||
IonDiscoverDjPro.scratchMode = [false, false, false]; | ||
IonDiscoverDjPro.scratchTimer = [-1, -1, -1]; | ||
IonDiscoverDjPro.manualLooping = [false, false, false]; | ||
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IonDiscoverDjPro.leds = [ | ||
{ }, | ||
// Deck 1 | ||
{"rate": 0x70, "scratchMode": 0x48, "keylock": 0x51, "manualLoop": 0x61, "loopIn": 0x53, "loopOut": 0x54, "reLoop": 0x55}, | ||
// Deck 2 | ||
{"rate": 0x71, "scratchMode": 0x50, "keylock": 0x52, "manualLoop": 0x62, "loopIn": 0x56, "loopOut": 0x57, "reLoop": 0x58} | ||
]; | ||
}; | ||
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IonDiscoverDjPro.shutdown = function() { // called when the MIDI device is closed | ||
var lowestLED = 0x30; | ||
var highestLED = 0x73; | ||
for (var i=lowestLED; i<=highestLED; i++) { | ||
IonDiscoverDjPro.setLED(i, false); // Turn off all the lights | ||
} | ||
}; | ||
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IonDiscoverDjPro.groupToDeck = function(group) { | ||
var matches = group.match(/^\[Channel(\d+)\]$/); | ||
if (matches === null) { | ||
return -1; | ||
} else { | ||
return matches[1]; | ||
} | ||
}; | ||
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IonDiscoverDjPro.setLED = function(value, status) { | ||
if (status) { | ||
status = 0x64; | ||
} else { | ||
status = 0x00; | ||
} | ||
midi.sendShortMsg(0x90, value, status); | ||
}; | ||
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IonDiscoverDjPro.samplesPerBeat = function(group) { | ||
// FIXME: Get correct samplerate and channels for current deck | ||
var sampleRate = 44100; | ||
var channels = 2; | ||
var bpm = engine.getValue(group, "file_bpm"); | ||
return channels * sampleRate * 60 / bpm; | ||
}; | ||
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IonDiscoverDjPro.selectKnob = function(channel, control, value, status, group) { | ||
if (value > 63) { | ||
value = value - 128; | ||
} | ||
if (IonDiscoverDjPro.directoryMode) { | ||
var i; | ||
if (value > 0) { | ||
for (i = 0; i < value; i++) { | ||
engine.setValue(group, "SelectNextPlaylist", 1); | ||
} | ||
} else { | ||
for (i = 0; i < -value; i++) { | ||
engine.setValue(group, "SelectPrevPlaylist", 1); | ||
} | ||
} | ||
} else { | ||
engine.setValue(group, "SelectTrackKnob", value); | ||
} | ||
}; | ||
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IonDiscoverDjPro.loopIn = function(channel, control, value, status, group) { | ||
var deck = IonDiscoverDjPro.groupToDeck(group); | ||
if (value) { | ||
if (IonDiscoverDjPro.manualLooping[deck]) { | ||
// Cut loop to Half | ||
var start = engine.getValue(group, "loop_start_position"); | ||
var end = engine.getValue(group, "loop_end_position"); | ||
if ((start !== -1) && (end !== -1)) { | ||
var len = (end - start) / 2; | ||
engine.setValue(group, "loop_end_position", start + len); | ||
} | ||
} else { | ||
if (engine.getValue(group, "loop_enabled")) { | ||
engine.setValue(group, "reloop_exit", 1); | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["reLoop"], false); | ||
} | ||
engine.setValue(group, "loop_in", 1); | ||
engine.setValue(group, "loop_end_position", -1); | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["loopIn"], true); | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["loopOut"], false); | ||
} | ||
} | ||
}; | ||
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IonDiscoverDjPro.loopOut = function(channel, control, value, status, group) { | ||
var deck = IonDiscoverDjPro.groupToDeck(group); | ||
if (value) { | ||
var start = engine.getValue(group, "loop_start_position"); | ||
var end = engine.getValue(group, "loop_end_position"); | ||
if (IonDiscoverDjPro.manualLooping[deck]) { | ||
// Set loop to current Bar (very approximative and would need to get fixed !!!) | ||
var bar = IonDiscoverDjPro.samplesPerBeat(group); | ||
engine.setValue(group, "loop_in", 1); | ||
engine.setValue(group, "loop_end_position", start + bar); | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["loopIn"], true); | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["loopOut"], true); | ||
} else { | ||
if (start === -1) { | ||
return; | ||
} | ||
if (end !== -1) { | ||
// Loop In and Out set -> call Reloop/Exit | ||
engine.setValue(group, "reloop_exit", 1); | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["loopIn"], true); | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["loopOut"], true); | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["reLoop"], true); | ||
} else { | ||
// Loop In set -> call Loop Out | ||
engine.setValue(group, "loop_out", 1); | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["loopOut"], true); | ||
} | ||
} | ||
} | ||
}; | ||
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IonDiscoverDjPro.reLoop = function(channel, control, value, status, group) { | ||
var deck = IonDiscoverDjPro.groupToDeck(group); | ||
if (value) { | ||
var start = engine.getValue(group, "loop_start_position"); | ||
var end = engine.getValue(group, "loop_end_position"); | ||
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if (IonDiscoverDjPro.manualLooping[deck]) { | ||
// Multiply Loop by Two | ||
if ((start !== -1) && (end !== -1)) { | ||
var len = (end - start) * 2; | ||
engine.setValue(group, "loop_end_position", start + len); | ||
} | ||
} else { | ||
if (engine.getValue(group, "loop_enabled")) { | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["reLoop"], false); | ||
} else { | ||
if ((start !== -1) && (end !== -1)) { | ||
// Loop is set ! Light the led | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["reLoop"], true); | ||
} | ||
} | ||
engine.setValue(group, "reloop_exit", 1); | ||
} | ||
} | ||
}; | ||
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IonDiscoverDjPro.playFromCue = function(channel, control, value, status, group) { | ||
if (value) { | ||
if (engine.getValue(group, "play")) { | ||
engine.setValue(group, "play", 0); | ||
engine.setValue(group, "cue_gotoandstop", 1); | ||
} else { | ||
engine.setValue(group, "cue_preview", 1); | ||
} | ||
} else { | ||
engine.setValue(group, "cue_preview", 0); | ||
} | ||
}; | ||
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IonDiscoverDjPro.jogWheel = function(channel, control, value, status, group) { | ||
var deck = IonDiscoverDjPro.groupToDeck(group); | ||
var adjustedJog = parseFloat(value); | ||
var posNeg = 1; | ||
if (adjustedJog > 63) { // Counter-clockwise | ||
posNeg = -1; | ||
adjustedJog = value - 128; | ||
} | ||
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if (IonDiscoverDjPro.scratchMode[deck]) { | ||
if (IonDiscoverDjPro.scratchTimer[deck] === -1) { | ||
engine.scratchEnable(deck, 128, 33+1/3, 1.0/8, (1.0/8)/32); | ||
} else { | ||
engine.stopTimer(IonDiscoverDjPro.scratchTimer[deck]); | ||
} | ||
engine.scratchTick(deck, adjustedJog); | ||
IonDiscoverDjPro.scratchTimer[deck] = engine.beginTimer(20, "IonDiscoverDjPro.jogWheelStopScratch(" + deck + ")", true); | ||
} else { | ||
var gammaInputRange = 23; // Max jog speed | ||
var maxOutFraction = 0.5; // Where on the curve it should peak; 0.5 is half-way | ||
var sensitivity = 0.5; // Adjustment gamma | ||
var gammaOutputRange = 3; // Max rate change | ||
if (engine.getValue(group, "play")) { | ||
adjustedJog = posNeg * gammaOutputRange * Math.pow(Math.abs(adjustedJog) / (gammaInputRange * maxOutFraction), sensitivity); | ||
} else { | ||
adjustedJog = gammaOutputRange * adjustedJog / (gammaInputRange * maxOutFraction); | ||
} | ||
engine.setValue(group, "jog", adjustedJog); | ||
} | ||
}; | ||
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IonDiscoverDjPro.jogWheelStopScratch = function(deck) { | ||
IonDiscoverDjPro.scratchTimer[deck] = -1; | ||
engine.scratchDisable(deck); | ||
}; | ||
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IonDiscoverDjPro.WheelTouch = function(channel, control, value, status, group) { | ||
var deck = IonDiscoverDjPro.groupToDeck(group); | ||
if (IonDiscoverDjPro.scratchMode[deck]) { | ||
if (value) { | ||
engine.scratchEnable(deck, 512, 33+1/3, 0.2, (0.2)/32); | ||
IonDiscoverDjPro.scratching[deck-1] = true; | ||
} else { | ||
engine.scratchDisable(deck); | ||
if (IonDiscoverDjPro.KeyIsLocked[deck-1]) { | ||
engine.setValur(group, "keylock", 1); | ||
} | ||
IonDiscoverDjPro.scratching[deck-1] = false; | ||
} | ||
} | ||
}; | ||
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IonDiscoverDjPro.toggleDirectoryMode = function(channel, control, value) { | ||
// Toggle setting and light | ||
if (value) { | ||
if (IonDiscoverDjPro.directoryMode) { | ||
IonDiscoverDjPro.directoryMode = false; | ||
} else { | ||
IonDiscoverDjPro.directoryMode = true; | ||
} | ||
} | ||
}; | ||
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IonDiscoverDjPro.toggleScratchMode = function(channel, control, value, status, group) { | ||
var deck = IonDiscoverDjPro.groupToDeck(group); | ||
// Toggle setting and light | ||
if (value) { | ||
if (IonDiscoverDjPro.scratchMode[deck]) { | ||
IonDiscoverDjPro.scratchMode[deck] = false; | ||
} else { | ||
IonDiscoverDjPro.scratchMode[deck] = true; | ||
} | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["scratchMode"], IonDiscoverDjPro.scratchMode[deck]); | ||
} | ||
}; | ||
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IonDiscoverDjPro.toggleManualLooping = function(channel, control, value, status, group) { | ||
var deck = IonDiscoverDjPro.groupToDeck(group); | ||
// Toggle setting and light | ||
if (value) { | ||
if (IonDiscoverDjPro.manualLooping[deck]) { | ||
IonDiscoverDjPro.manualLooping[deck] = false; | ||
} else { | ||
IonDiscoverDjPro.manualLooping[deck] = true; | ||
} | ||
IonDiscoverDjPro.setLED(IonDiscoverDjPro.leds[deck]["manualLoop"], IonDiscoverDjPro.manualLooping[deck]); | ||
} | ||
}; |
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