diff options
Diffstat (limited to 'src/http/static/trading-in-the-rain/MIDI.js/js/midi')
8 files changed, 1730 insertions, 0 deletions
diff --git a/src/http/static/trading-in-the-rain/MIDI.js/js/midi/audioDetect.js b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/audioDetect.js new file mode 100644 index 0000000..957605d --- /dev/null +++ b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/audioDetect.js @@ -0,0 +1,101 @@ +/* + ---------------------------------------------------------- + MIDI.audioDetect : 0.3.2 : 2015-03-26 + ---------------------------------------------------------- + https://github.com/mudcube/MIDI.js + ---------------------------------------------------------- + Probably, Maybe, No... Absolutely! + Test to see what types of <audio> MIME types are playable by the browser. + ---------------------------------------------------------- +*/ + +if (typeof MIDI === 'undefined') MIDI = {}; + +(function(root) { 'use strict'; + + var supports = {}; // object of supported file types + var pending = 0; // pending file types to process + var canPlayThrough = function (src) { // check whether format plays through + pending ++; + var body = document.body; + var audio = new Audio(); + var mime = src.split(';')[0]; + audio.id = 'audio'; + audio.setAttribute('preload', 'auto'); + audio.setAttribute('audiobuffer', true); + audio.addEventListener('error', function() { + body.removeChild(audio); + supports[mime] = false; + pending --; + }, false); + audio.addEventListener('canplaythrough', function() { + body.removeChild(audio); + supports[mime] = true; + pending --; + }, false); + audio.src = 'data:' + src; + body.appendChild(audio); + }; + + root.audioDetect = function(onsuccess) { + /// detect jazz-midi plugin + if (navigator.requestMIDIAccess) { + var isNative = Function.prototype.toString.call(navigator.requestMIDIAccess).indexOf('[native code]'); + if (isNative) { // has native midiapi support + supports['webmidi'] = true; + } else { // check for jazz plugin midiapi support + for (var n = 0; navigator.plugins.length > n; n ++) { + var plugin = navigator.plugins[n]; + if (plugin.name.indexOf('Jazz-Plugin') >= 0) { + supports['webmidi'] = true; + } + } + } + } + + /// check whether <audio> tag is supported + if (typeof(Audio) === 'undefined') { + return onsuccess({}); + } else { + supports['audiotag'] = true; + } + + /// check for webaudio api support + if (window.AudioContext || window.webkitAudioContext) { + supports['webaudio'] = true; + } + + /// check whether canPlayType is supported + var audio = new Audio(); + if (typeof(audio.canPlayType) === 'undefined') { + return onsuccess(supports); + } + + /// see what we can learn from the browser + var vorbis = audio.canPlayType('audio/ogg; codecs="vorbis"'); + vorbis = (vorbis === 'probably' || vorbis === 'maybe'); + var mpeg = audio.canPlayType('audio/mpeg'); + mpeg = (mpeg === 'probably' || mpeg === 'maybe'); + // maybe nothing is supported + if (!vorbis && !mpeg) { + onsuccess(supports); + return; + } + + /// or maybe something is supported + if (vorbis) canPlayThrough('audio/ogg;base64,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'); + if (mpeg) canPlayThrough('audio/mpeg;base64,/+MYxAAAAANIAUAAAASEEB/jwOFM/0MM/90b/+RhST//w4NFwOjf///PZu////9lns5GFDv//l9GlUIEEIAAAgIg8Ir/JGq3/+MYxDsLIj5QMYcoAP0dv9HIjUcH//yYSg+CIbkGP//8w0bLVjUP///3Z0x5QCAv/yLjwtGKTEFNRTMuOTeqqqqqqqqqqqqq/+MYxEkNmdJkUYc4AKqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq'); + + /// lets find out! + var time = (new Date()).getTime(); + var interval = window.setInterval(function() { + var now = (new Date()).getTime(); + var maxExecution = now - time > 5000; + if (!pending || maxExecution) { + window.clearInterval(interval); + onsuccess(supports); + } + }, 1); + }; + +})(MIDI);
\ No newline at end of file diff --git a/src/http/static/trading-in-the-rain/MIDI.js/js/midi/gm.js b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/gm.js new file mode 100644 index 0000000..2e1278c --- /dev/null +++ b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/gm.js @@ -0,0 +1,161 @@ +/* + ---------------------------------------------------------- + GeneralMIDI + ---------------------------------------------------------- +*/ + +(function(root) { 'use strict'; + + root.GM = (function(arr) { + var clean = function(name) { + return name.replace(/[^a-z0-9 ]/gi, '').replace(/[ ]/g, '_').toLowerCase(); + }; + var res = { + byName: { }, + byId: { }, + byCategory: { } + }; + for (var key in arr) { + var list = arr[key]; + for (var n = 0, length = list.length; n < length; n++) { + var instrument = list[n]; + if (!instrument) continue; + var num = parseInt(instrument.substr(0, instrument.indexOf(' ')), 10); + instrument = instrument.replace(num + ' ', ''); + res.byId[--num] = + res.byName[clean(instrument)] = + res.byCategory[clean(key)] = { + id: clean(instrument), + instrument: instrument, + number: num, + category: key + }; + } + } + return res; + })({ + 'Piano': ['1 Acoustic Grand Piano', '2 Bright Acoustic Piano', '3 Electric Grand Piano', '4 Honky-tonk Piano', '5 Electric Piano 1', '6 Electric Piano 2', '7 Harpsichord', '8 Clavinet'], + 'Chromatic Percussion': ['9 Celesta', '10 Glockenspiel', '11 Music Box', '12 Vibraphone', '13 Marimba', '14 Xylophone', '15 Tubular Bells', '16 Dulcimer'], + 'Organ': ['17 Drawbar Organ', '18 Percussive Organ', '19 Rock Organ', '20 Church Organ', '21 Reed Organ', '22 Accordion', '23 Harmonica', '24 Tango Accordion'], + 'Guitar': ['25 Acoustic Guitar (nylon)', '26 Acoustic Guitar (steel)', '27 Electric Guitar (jazz)', '28 Electric Guitar (clean)', '29 Electric Guitar (muted)', '30 Overdriven Guitar', '31 Distortion Guitar', '32 Guitar Harmonics'], + 'Bass': ['33 Acoustic Bass', '34 Electric Bass (finger)', '35 Electric Bass (pick)', '36 Fretless Bass', '37 Slap Bass 1', '38 Slap Bass 2', '39 Synth Bass 1', '40 Synth Bass 2'], + 'Strings': ['41 Violin', '42 Viola', '43 Cello', '44 Contrabass', '45 Tremolo Strings', '46 Pizzicato Strings', '47 Orchestral Harp', '48 Timpani'], + 'Ensemble': ['49 String Ensemble 1', '50 String Ensemble 2', '51 Synth Strings 1', '52 Synth Strings 2', '53 Choir Aahs', '54 Voice Oohs', '55 Synth Choir', '56 Orchestra Hit'], + 'Brass': ['57 Trumpet', '58 Trombone', '59 Tuba', '60 Muted Trumpet', '61 French Horn', '62 Brass Section', '63 Synth Brass 1', '64 Synth Brass 2'], + 'Reed': ['65 Soprano Sax', '66 Alto Sax', '67 Tenor Sax', '68 Baritone Sax', '69 Oboe', '70 English Horn', '71 Bassoon', '72 Clarinet'], + 'Pipe': ['73 Piccolo', '74 Flute', '75 Recorder', '76 Pan Flute', '77 Blown Bottle', '78 Shakuhachi', '79 Whistle', '80 Ocarina'], + 'Synth Lead': ['81 Lead 1 (square)', '82 Lead 2 (sawtooth)', '83 Lead 3 (calliope)', '84 Lead 4 (chiff)', '85 Lead 5 (charang)', '86 Lead 6 (voice)', '87 Lead 7 (fifths)', '88 Lead 8 (bass + lead)'], + 'Synth Pad': ['89 Pad 1 (new age)', '90 Pad 2 (warm)', '91 Pad 3 (polysynth)', '92 Pad 4 (choir)', '93 Pad 5 (bowed)', '94 Pad 6 (metallic)', '95 Pad 7 (halo)', '96 Pad 8 (sweep)'], + 'Synth Effects': ['97 FX 1 (rain)', '98 FX 2 (soundtrack)', '99 FX 3 (crystal)', '100 FX 4 (atmosphere)', '101 FX 5 (brightness)', '102 FX 6 (goblins)', '103 FX 7 (echoes)', '104 FX 8 (sci-fi)'], + 'Ethnic': ['105 Sitar', '106 Banjo', '107 Shamisen', '108 Koto', '109 Kalimba', '110 Bagpipe', '111 Fiddle', '112 Shanai'], + 'Percussive': ['113 Tinkle Bell', '114 Agogo', '115 Steel Drums', '116 Woodblock', '117 Taiko Drum', '118 Melodic Tom', '119 Synth Drum'], + 'Sound effects': ['120 Reverse Cymbal', '121 Guitar Fret Noise', '122 Breath Noise', '123 Seashore', '124 Bird Tweet', '125 Telephone Ring', '126 Helicopter', '127 Applause', '128 Gunshot'] + }); + + /* get/setInstrument + --------------------------------------------------- */ + root.getInstrument = function(channelId) { + var channel = root.channels[channelId]; + return channel && channel.instrument; + }; + + root.setInstrument = function(channelId, program, delay) { + var channel = root.channels[channelId]; + if (delay) { + return setTimeout(function() { + channel.instrument = program; + }, delay); + } else { + channel.instrument = program; + } + }; + + /* get/setMono + --------------------------------------------------- */ + root.getMono = function(channelId) { + var channel = root.channels[channelId]; + return channel && channel.mono; + }; + + root.setMono = function(channelId, truthy, delay) { + var channel = root.channels[channelId]; + if (delay) { + return setTimeout(function() { + channel.mono = truthy; + }, delay); + } else { + channel.mono = truthy; + } + }; + + /* get/setOmni + --------------------------------------------------- */ + root.getOmni = function(channelId) { + var channel = root.channels[channelId]; + return channel && channel.omni; + }; + + root.setOmni = function(channelId, truthy) { + var channel = root.channels[channelId]; + if (delay) { + return setTimeout(function() { + channel.omni = truthy; + }, delay); + } else { + channel.omni = truthy; + } + }; + + /* get/setSolo + --------------------------------------------------- */ + root.getSolo = function(channelId) { + var channel = root.channels[channelId]; + return channel && channel.solo; + }; + + root.setSolo = function(channelId, truthy) { + var channel = root.channels[channelId]; + if (delay) { + return setTimeout(function() { + channel.solo = truthy; + }, delay); + } else { + channel.solo = truthy; + } + }; + + /* channels + --------------------------------------------------- */ + root.channels = (function() { // 0 - 15 channels + var channels = {}; + for (var i = 0; i < 16; i++) { + channels[i] = { // default values + instrument: i, + pitchBend: 0, + mute: false, + mono: false, + omni: false, + solo: false + }; + } + return channels; + })(); + + /* note conversions + --------------------------------------------------- */ + root.keyToNote = {}; // C8 == 108 + root.noteToKey = {}; // 108 == C8 + + (function() { + var A0 = 0x15; // first note + var C8 = 0x6C; // last note + var number2key = ['C', 'Db', 'D', 'Eb', 'E', 'F', 'Gb', 'G', 'Ab', 'A', 'Bb', 'B']; + for (var n = A0; n <= C8; n++) { + var octave = (n - 12) / 12 >> 0; + var name = number2key[n % 12] + octave; + root.keyToNote[name] = n; + root.noteToKey[n] = name; + } + })(); + +})(MIDI);
\ No newline at end of file diff --git a/src/http/static/trading-in-the-rain/MIDI.js/js/midi/loader.js b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/loader.js new file mode 100644 index 0000000..02136f6 --- /dev/null +++ b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/loader.js @@ -0,0 +1,199 @@ +/* + ---------------------------------------------------------- + MIDI.Plugin : 0.3.4 : 2015-03-26 + ---------------------------------------------------------- + https://github.com/mudcube/MIDI.js + ---------------------------------------------------------- + Inspired by javax.sound.midi (albeit a super simple version): + http://docs.oracle.com/javase/6/docs/api/javax/sound/midi/package-summary.html + ---------------------------------------------------------- + Technologies + ---------------------------------------------------------- + Web MIDI API - no native support yet (jazzplugin) + Web Audio API - firefox 25+, chrome 10+, safari 6+, opera 15+ + HTML5 Audio Tag - ie 9+, firefox 3.5+, chrome 4+, safari 4+, opera 9.5+, ios 4+, android 2.3+ + ---------------------------------------------------------- +*/ + +if (typeof MIDI === 'undefined') MIDI = {}; + +MIDI.Soundfont = MIDI.Soundfont || {}; +MIDI.Player = MIDI.Player || {}; + +(function(root) { 'use strict'; + + root.DEBUG = true; + root.USE_XHR = true; + root.soundfontUrl = './soundfont/'; + + /* + MIDI.loadPlugin({ + onsuccess: function() { }, + onprogress: function(state, percent) { }, + targetFormat: 'mp3', // optionally can force to use MP3 (for instance on mobile networks) + instrument: 'acoustic_grand_piano', // or 1 (default) + instruments: [ 'acoustic_grand_piano', 'acoustic_guitar_nylon' ] // or multiple instruments + }); + */ + + root.loadPlugin = function(opts) { + if (typeof opts === 'function') { + opts = {onsuccess: opts}; + } + + root.soundfontUrl = opts.soundfontUrl || root.soundfontUrl; + + /// Detect the best type of audio to use + root.audioDetect(function(supports) { + var hash = window.location.hash; + var api = ''; + + /// use the most appropriate plugin if not specified + if (supports[opts.api]) { + api = opts.api; + } else if (supports[hash.substr(1)]) { + api = hash.substr(1); + } else if (supports.webmidi) { + api = 'webmidi'; + } else if (window.AudioContext) { // Chrome + api = 'webaudio'; + } else if (window.Audio) { // Firefox + api = 'audiotag'; + } + + if (connect[api]) { + /// use audio/ogg when supported + if (opts.targetFormat) { + var audioFormat = opts.targetFormat; + } else { // use best quality + var audioFormat = supports['audio/ogg'] ? 'ogg' : 'mp3'; + } + + /// load the specified plugin + root.__api = api; + root.__audioFormat = audioFormat; + root.supports = supports; + root.loadResource(opts); + } + }); + }; + + /* + root.loadResource({ + onsuccess: function() { }, + onprogress: function(state, percent) { }, + instrument: 'banjo' + }) + */ + + root.loadResource = function(opts) { + var instruments = opts.instruments || opts.instrument || 'acoustic_grand_piano'; + /// + if (typeof instruments !== 'object') { + if (instruments || instruments === 0) { + instruments = [instruments]; + } else { + instruments = []; + } + } + /// convert numeric ids into strings + for (var i = 0; i < instruments.length; i ++) { + var instrument = instruments[i]; + if (instrument === +instrument) { // is numeric + if (root.GM.byId[instrument]) { + instruments[i] = root.GM.byId[instrument].id; + } + } + } + /// + opts.format = root.__audioFormat; + opts.instruments = instruments; + /// + connect[root.__api](opts); + }; + + var connect = { + webmidi: function(opts) { + // cant wait for this to be standardized! + root.WebMIDI.connect(opts); + }, + audiotag: function(opts) { + // works ok, kinda like a drunken tuna fish, across the board + // http://caniuse.com/audio + requestQueue(opts, 'AudioTag'); + }, + webaudio: function(opts) { + // works awesome! safari, chrome and firefox support + // http://caniuse.com/web-audio + requestQueue(opts, 'WebAudio'); + } + }; + + var requestQueue = function(opts, context) { + var audioFormat = opts.format; + var instruments = opts.instruments; + var onprogress = opts.onprogress; + var onerror = opts.onerror; + /// + var length = instruments.length; + var pending = length; + var waitForEnd = function() { + if (!--pending) { + onprogress && onprogress('load', 1.0); + root[context].connect(opts); + } + }; + /// + for (var i = 0; i < length; i ++) { + var instrumentId = instruments[i]; + if (MIDI.Soundfont[instrumentId]) { // already loaded + waitForEnd(); + } else { // needs to be requested + sendRequest(instruments[i], audioFormat, function(evt, progress) { + var fileProgress = progress / length; + var queueProgress = (length - pending) / length; + onprogress && onprogress('load', fileProgress + queueProgress, instrumentId); + }, function() { + waitForEnd(); + }, onerror); + } + }; + }; + + var sendRequest = function(instrumentId, audioFormat, onprogress, onsuccess, onerror) { + var soundfontPath = root.soundfontUrl + instrumentId + '-' + audioFormat + '.js'; + if (root.USE_XHR) { + root.util.request({ + url: soundfontPath, + format: 'text', + onerror: onerror, + onprogress: onprogress, + onsuccess: function(event, responseText) { + var script = document.createElement('script'); + script.language = 'javascript'; + script.type = 'text/javascript'; + script.text = responseText; + document.body.appendChild(script); + /// + onsuccess(); + } + }); + } else { + dom.loadScript.add({ + url: soundfontPath, + verify: 'MIDI.Soundfont["' + instrumentId + '"]', + onerror: onerror, + onsuccess: function() { + onsuccess(); + } + }); + } + }; + + root.setDefaultPlugin = function(midi) { + for (var key in midi) { + root[key] = midi[key]; + } + }; + +})(MIDI);
\ No newline at end of file diff --git a/src/http/static/trading-in-the-rain/MIDI.js/js/midi/player.js b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/player.js new file mode 100644 index 0000000..08f298f --- /dev/null +++ b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/player.js @@ -0,0 +1,380 @@ +/* + ---------------------------------------------------------- + MIDI.Player : 0.3.1 : 2015-03-26 + ---------------------------------------------------------- + https://github.com/mudcube/MIDI.js + ---------------------------------------------------------- +*/ + +if (typeof MIDI === 'undefined') MIDI = {}; +if (typeof MIDI.Player === 'undefined') MIDI.Player = {}; + +(function() { 'use strict'; + +var midi = MIDI.Player; +midi.currentTime = 0; +midi.endTime = 0; +midi.restart = 0; +midi.playing = false; +midi.timeWarp = 1; +midi.startDelay = 0; +midi.BPM = 120; + +midi.start = +midi.resume = function(onsuccess) { + if (midi.currentTime < -1) { + midi.currentTime = -1; + } + startAudio(midi.currentTime, null, onsuccess); +}; + +midi.pause = function() { + var tmp = midi.restart; + stopAudio(); + midi.restart = tmp; +}; + +midi.stop = function() { + stopAudio(); + midi.restart = 0; + midi.currentTime = 0; +}; + +midi.addListener = function(onsuccess) { + onMidiEvent = onsuccess; +}; + +midi.removeListener = function() { + onMidiEvent = undefined; +}; + +midi.clearAnimation = function() { + if (midi.animationFrameId) { + cancelAnimationFrame(midi.animationFrameId); + } +}; + +midi.setAnimation = function(callback) { + var currentTime = 0; + var tOurTime = 0; + var tTheirTime = 0; + // + midi.clearAnimation(); + /// + var frame = function() { + midi.animationFrameId = requestAnimationFrame(frame); + /// + if (midi.endTime === 0) { + return; + } + if (midi.playing) { + currentTime = (tTheirTime === midi.currentTime) ? tOurTime - Date.now() : 0; + if (midi.currentTime === 0) { + currentTime = 0; + } else { + currentTime = midi.currentTime - currentTime; + } + if (tTheirTime !== midi.currentTime) { + tOurTime = Date.now(); + tTheirTime = midi.currentTime; + } + } else { // paused + currentTime = midi.currentTime; + } + /// + var endTime = midi.endTime; + var percent = currentTime / endTime; + var total = currentTime / 1000; + var minutes = total / 60; + var seconds = total - (minutes * 60); + var t1 = minutes * 60 + seconds; + var t2 = (endTime / 1000); + /// + if (t2 - t1 < -1.0) { + return; + } else { + callback({ + now: t1, + end: t2, + events: noteRegistrar + }); + } + }; + /// + requestAnimationFrame(frame); +}; + +// helpers + +midi.loadMidiFile = function(onsuccess, onprogress, onerror) { + try { + midi.replayer = new Replayer(MidiFile(midi.currentData), midi.timeWarp, null, midi.BPM); + midi.data = midi.replayer.getData(); + midi.endTime = getLength(); + /// + MIDI.loadPlugin({ +// instruments: midi.getFileInstruments(), + onsuccess: onsuccess, + onprogress: onprogress, + onerror: onerror + }); + } catch(event) { + onerror && onerror(event); + } +}; + +midi.loadFile = function(file, onsuccess, onprogress, onerror) { + midi.stop(); + if (file.indexOf('base64,') !== -1) { + var data = window.atob(file.split(',')[1]); + midi.currentData = data; + midi.loadMidiFile(onsuccess, onprogress, onerror); + } else { + var fetch = new XMLHttpRequest(); + fetch.open('GET', file); + fetch.overrideMimeType('text/plain; charset=x-user-defined'); + fetch.onreadystatechange = function() { + if (this.readyState === 4) { + if (this.status === 200) { + var t = this.responseText || ''; + var ff = []; + var mx = t.length; + var scc = String.fromCharCode; + for (var z = 0; z < mx; z++) { + ff[z] = scc(t.charCodeAt(z) & 255); + } + /// + var data = ff.join(''); + midi.currentData = data; + midi.loadMidiFile(onsuccess, onprogress, onerror); + } else { + onerror && onerror('Unable to load MIDI file'); + } + } + }; + fetch.send(); + } +}; + +midi.getFileInstruments = function() { + var instruments = {}; + var programs = {}; + for (var n = 0; n < midi.data.length; n ++) { + var event = midi.data[n][0].event; + if (event.type !== 'channel') { + continue; + } + var channel = event.channel; + switch(event.subtype) { + case 'controller': +// console.log(event.channel, MIDI.defineControl[event.controllerType], event.value); + break; + case 'programChange': + programs[channel] = event.programNumber; + break; + case 'noteOn': + var program = programs[channel]; + var gm = MIDI.GM.byId[isFinite(program) ? program : channel]; + instruments[gm.id] = true; + break; + } + } + var ret = []; + for (var key in instruments) { + ret.push(key); + } + return ret; +}; + +// Playing the audio + +var eventQueue = []; // hold events to be triggered +var queuedTime; // +var startTime = 0; // to measure time elapse +var noteRegistrar = {}; // get event for requested note +var onMidiEvent = undefined; // listener +var scheduleTracking = function(channel, note, currentTime, offset, message, velocity, time) { + return setTimeout(function() { + var data = { + channel: channel, + note: note, + now: currentTime, + end: midi.endTime, + message: message, + velocity: velocity + }; + // + if (message === 128) { + delete noteRegistrar[note]; + } else { + noteRegistrar[note] = data; + } + if (onMidiEvent) { + onMidiEvent(data); + } + midi.currentTime = currentTime; + /// + eventQueue.shift(); + /// + if (eventQueue.length < 1000) { + startAudio(queuedTime, true); + } else if (midi.currentTime === queuedTime && queuedTime < midi.endTime) { // grab next sequence + startAudio(queuedTime, true); + } + }, currentTime - offset); +}; + +var getContext = function() { + if (MIDI.api === 'webaudio') { + return MIDI.WebAudio.getContext(); + } else { + midi.ctx = {currentTime: 0}; + } + return midi.ctx; +}; + +var getLength = function() { + var data = midi.data; + var length = data.length; + var totalTime = 0.5; + for (var n = 0; n < length; n++) { + totalTime += data[n][1]; + } + return totalTime; +}; + +var __now; +var getNow = function() { + if (window.performance && window.performance.now) { + return window.performance.now(); + } else { + return Date.now(); + } +}; + +var startAudio = function(currentTime, fromCache, onsuccess) { + if (!midi.replayer) { + return; + } + if (!fromCache) { + if (typeof currentTime === 'undefined') { + currentTime = midi.restart; + } + /// + midi.playing && stopAudio(); + midi.playing = true; + midi.data = midi.replayer.getData(); + midi.endTime = getLength(); + } + /// + var note; + var offset = 0; + var messages = 0; + var data = midi.data; + var ctx = getContext(); + var length = data.length; + // + queuedTime = 0.5; + /// + var interval = eventQueue[0] && eventQueue[0].interval || 0; + var foffset = currentTime - midi.currentTime; + /// + if (MIDI.api !== 'webaudio') { // set currentTime on ctx + var now = getNow(); + __now = __now || now; + ctx.currentTime = (now - __now) / 1000; + } + /// + startTime = ctx.currentTime; + /// + for (var n = 0; n < length && messages < 100; n++) { + var obj = data[n]; + if ((queuedTime += obj[1]) <= currentTime) { + offset = queuedTime; + continue; + } + /// + currentTime = queuedTime - offset; + /// + var event = obj[0].event; + if (event.type !== 'channel') { + continue; + } + /// + var channelId = event.channel; + var channel = MIDI.channels[channelId]; + var delay = ctx.currentTime + ((currentTime + foffset + midi.startDelay) / 1000); + var queueTime = queuedTime - offset + midi.startDelay; + switch (event.subtype) { + case 'controller': + MIDI.setController(channelId, event.controllerType, event.value, delay); + break; + case 'programChange': + MIDI.programChange(channelId, event.programNumber, delay); + break; + case 'pitchBend': + MIDI.pitchBend(channelId, event.value, delay); + break; + case 'noteOn': + if (channel.mute) break; + note = event.noteNumber - (midi.MIDIOffset || 0); + eventQueue.push({ + event: event, + time: queueTime, + source: MIDI.noteOn(channelId, event.noteNumber, event.velocity, delay), + interval: scheduleTracking(channelId, note, queuedTime + midi.startDelay, offset - foffset, 144, event.velocity) + }); + messages++; + break; + case 'noteOff': + if (channel.mute) break; + note = event.noteNumber - (midi.MIDIOffset || 0); + eventQueue.push({ + event: event, + time: queueTime, + source: MIDI.noteOff(channelId, event.noteNumber, delay), + interval: scheduleTracking(channelId, note, queuedTime, offset - foffset, 128, 0) + }); + break; + default: + break; + } + } + /// + onsuccess && onsuccess(eventQueue); +}; + +var stopAudio = function() { + var ctx = getContext(); + midi.playing = false; + midi.restart += (ctx.currentTime - startTime) * 1000; + // stop the audio, and intervals + while (eventQueue.length) { + var o = eventQueue.pop(); + window.clearInterval(o.interval); + if (!o.source) continue; // is not webaudio + if (typeof(o.source) === 'number') { + window.clearTimeout(o.source); + } else { // webaudio + o.source.disconnect(0); + } + } + // run callback to cancel any notes still playing + for (var key in noteRegistrar) { + var o = noteRegistrar[key] + if (noteRegistrar[key].message === 144 && onMidiEvent) { + onMidiEvent({ + channel: o.channel, + note: o.note, + now: o.now, + end: o.end, + message: 128, + velocity: o.velocity + }); + } + } + // reset noteRegistrar + noteRegistrar = {}; +}; + +})();
\ No newline at end of file diff --git a/src/http/static/trading-in-the-rain/MIDI.js/js/midi/plugin.audiotag.js b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/plugin.audiotag.js new file mode 100644 index 0000000..ec361c6 --- /dev/null +++ b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/plugin.audiotag.js @@ -0,0 +1,150 @@ +/* + ---------------------------------------------------------------------- + AudioTag <audio> - OGG or MPEG Soundbank + ---------------------------------------------------------------------- + http://dev.w3.org/html5/spec/Overview.html#the-audio-element + ---------------------------------------------------------------------- +*/ + +(function(root) { 'use strict'; + + window.Audio && (function() { + var midi = root.AudioTag = { api: 'audiotag' }; + var noteToKey = {}; + var volume = 127; // floating point + var buffer_nid = -1; // current channel + var audioBuffers = []; // the audio channels + var notesOn = []; // instrumentId + noteId that is currently playing in each 'channel', for routing noteOff/chordOff calls + var notes = {}; // the piano keys + for (var nid = 0; nid < 12; nid ++) { + audioBuffers[nid] = new Audio(); + } + + var playChannel = function(channel, note) { + if (!root.channels[channel]) return; + var instrument = root.channels[channel].instrument; + var instrumentId = root.GM.byId[instrument].id; + var note = notes[note]; + if (note) { + var instrumentNoteId = instrumentId + '' + note.id; + var nid = (buffer_nid + 1) % audioBuffers.length; + var audio = audioBuffers[nid]; + notesOn[ nid ] = instrumentNoteId; + if (!root.Soundfont[instrumentId]) { + if (root.DEBUG) { + console.log('404', instrumentId); + } + return; + } + audio.src = root.Soundfont[instrumentId][note.id]; + audio.volume = volume / 127; + audio.play(); + buffer_nid = nid; + } + }; + + var stopChannel = function(channel, note) { + if (!root.channels[channel]) return; + var instrument = root.channels[channel].instrument; + var instrumentId = root.GM.byId[instrument].id; + var note = notes[note]; + if (note) { + var instrumentNoteId = instrumentId + '' + note.id; + for (var i = 0, len = audioBuffers.length; i < len; i++) { + var nid = (i + buffer_nid + 1) % len; + var cId = notesOn[nid]; + if (cId && cId == instrumentNoteId) { + audioBuffers[nid].pause(); + notesOn[nid] = null; + return; + } + } + } + }; + + midi.audioBuffers = audioBuffers; + midi.send = function(data, delay) { }; + midi.setController = function(channel, type, value, delay) { }; + midi.setVolume = function(channel, n) { + volume = n; //- should be channel specific volume + }; + + midi.programChange = function(channel, program) { + root.channels[channel].instrument = program; + }; + + midi.pitchBend = function(channel, program, delay) { }; + + midi.noteOn = function(channel, note, velocity, delay) { + var id = noteToKey[note]; + if (!notes[id]) return; + if (delay) { + return setTimeout(function() { + playChannel(channel, id); + }, delay * 1000); + } else { + playChannel(channel, id); + } + }; + + midi.noteOff = function(channel, note, delay) { +// var id = noteToKey[note]; +// if (!notes[id]) return; +// if (delay) { +// return setTimeout(function() { +// stopChannel(channel, id); +// }, delay * 1000) +// } else { +// stopChannel(channel, id); +// } + }; + + midi.chordOn = function(channel, chord, velocity, delay) { + for (var idx = 0; idx < chord.length; idx ++) { + var n = chord[idx]; + var id = noteToKey[n]; + if (!notes[id]) continue; + if (delay) { + return setTimeout(function() { + playChannel(channel, id); + }, delay * 1000); + } else { + playChannel(channel, id); + } + } + }; + + midi.chordOff = function(channel, chord, delay) { + for (var idx = 0; idx < chord.length; idx ++) { + var n = chord[idx]; + var id = noteToKey[n]; + if (!notes[id]) continue; + if (delay) { + return setTimeout(function() { + stopChannel(channel, id); + }, delay * 1000); + } else { + stopChannel(channel, id); + } + } + }; + + midi.stopAllNotes = function() { + for (var nid = 0, length = audioBuffers.length; nid < length; nid++) { + audioBuffers[nid].pause(); + } + }; + + midi.connect = function(opts) { + root.setDefaultPlugin(midi); + /// + for (var key in root.keyToNote) { + noteToKey[root.keyToNote[key]] = key; + notes[key] = {id: key}; + } + /// + opts.onsuccess && opts.onsuccess(); + }; + })(); + +})(MIDI);
\ No newline at end of file diff --git a/src/http/static/trading-in-the-rain/MIDI.js/js/midi/plugin.webaudio.js b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/plugin.webaudio.js new file mode 100644 index 0000000..15a6f0a --- /dev/null +++ b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/plugin.webaudio.js @@ -0,0 +1,326 @@ +/* + ---------------------------------------------------------- + Web Audio API - OGG or MPEG Soundbank + ---------------------------------------------------------- + http://webaudio.github.io/web-audio-api/ + ---------------------------------------------------------- +*/ + +(function(root) { 'use strict'; + + window.AudioContext && (function() { + var audioContext = null; // new AudioContext(); + var useStreamingBuffer = false; // !!audioContext.createMediaElementSource; + var midi = root.WebAudio = {api: 'webaudio'}; + var ctx; // audio context + var sources = {}; + var effects = {}; + var masterVolume = 127; + var audioBuffers = {}; + /// + midi.audioBuffers = audioBuffers; + midi.send = function(data, delay) { }; + midi.setController = function(channelId, type, value, delay) { }; + + midi.setVolume = function(channelId, volume, delay) { + if (delay) { + setTimeout(function() { + masterVolume = volume; + }, delay * 1000); + } else { + masterVolume = volume; + } + }; + + midi.programChange = function(channelId, program, delay) { +// if (delay) { +// return setTimeout(function() { +// var channel = root.channels[channelId]; +// channel.instrument = program; +// }, delay); +// } else { + var channel = root.channels[channelId]; + channel.instrument = program; +// } + }; + + midi.pitchBend = function(channelId, program, delay) { +// if (delay) { +// setTimeout(function() { +// var channel = root.channels[channelId]; +// channel.pitchBend = program; +// }, delay); +// } else { + var channel = root.channels[channelId]; + channel.pitchBend = program; +// } + }; + + midi.noteOn = function(channelId, noteId, velocity, delay) { + delay = delay || 0; + + /// check whether the note exists + var channel = root.channels[channelId]; + var instrument = channel.instrument; + var bufferId = instrument + '' + noteId; + var buffer = audioBuffers[bufferId]; + if (!buffer) { +// console.log(MIDI.GM.byId[instrument].id, instrument, channelId); + return; + } + + /// convert relative delay to absolute delay + if (delay < ctx.currentTime) { + delay += ctx.currentTime; + } + + /// create audio buffer + if (useStreamingBuffer) { + var source = ctx.createMediaElementSource(buffer); + } else { // XMLHTTP buffer + var source = ctx.createBufferSource(); + source.buffer = buffer; + } + + /// add effects to buffer + if (effects) { + var chain = source; + for (var key in effects) { + chain.connect(effects[key].input); + chain = effects[key]; + } + } + + /// add gain + pitchShift + var gain = (velocity / 127) * (masterVolume / 127) * 2 - 1; + source.connect(ctx.destination); + source.playbackRate.value = 1; // pitch shift + source.gainNode = ctx.createGain(); // gain + source.gainNode.connect(ctx.destination); + source.gainNode.gain.value = Math.min(1.0, Math.max(-1.0, gain)); + source.connect(source.gainNode); + /// + if (useStreamingBuffer) { + if (delay) { + return setTimeout(function() { + buffer.currentTime = 0; + buffer.play() + }, delay * 1000); + } else { + buffer.currentTime = 0; + buffer.play() + } + } else { + source.start(delay || 0); + } + /// + sources[channelId + '' + noteId] = source; + /// + return source; + }; + + midi.noteOff = function(channelId, noteId, delay) { + delay = delay || 0; + + /// check whether the note exists + var channel = root.channels[channelId]; + var instrument = channel.instrument; + var bufferId = instrument + '' + noteId; + var buffer = audioBuffers[bufferId]; + if (buffer) { + if (delay < ctx.currentTime) { + delay += ctx.currentTime; + } + /// + var source = sources[channelId + '' + noteId]; + if (source) { + if (source.gainNode) { + // @Miranet: 'the values of 0.2 and 0.3 could of course be used as + // a 'release' parameter for ADSR like time settings.' + // add { 'metadata': { release: 0.3 } } to soundfont files + var gain = source.gainNode.gain; + gain.linearRampToValueAtTime(gain.value, delay); + gain.linearRampToValueAtTime(-1.0, delay + 0.3); + } + /// + if (useStreamingBuffer) { + if (delay) { + setTimeout(function() { + buffer.pause(); + }, delay * 1000); + } else { + buffer.pause(); + } + } else { + if (source.noteOff) { + source.noteOff(delay + 0.5); + } else { + source.stop(delay + 0.5); + } + } + /// + delete sources[channelId + '' + noteId]; + /// + return source; + } + } + }; + + midi.chordOn = function(channel, chord, velocity, delay) { + var res = {}; + for (var n = 0, note, len = chord.length; n < len; n++) { + res[note = chord[n]] = midi.noteOn(channel, note, velocity, delay); + } + return res; + }; + + midi.chordOff = function(channel, chord, delay) { + var res = {}; + for (var n = 0, note, len = chord.length; n < len; n++) { + res[note = chord[n]] = midi.noteOff(channel, note, delay); + } + return res; + }; + + midi.stopAllNotes = function() { + for (var sid in sources) { + var delay = 0; + if (delay < ctx.currentTime) { + delay += ctx.currentTime; + } + var source = sources[sid]; + source.gain.linearRampToValueAtTime(1, delay); + source.gain.linearRampToValueAtTime(0, delay + 0.3); + if (source.noteOff) { // old api + source.noteOff(delay + 0.3); + } else { // new api + source.stop(delay + 0.3); + } + delete sources[sid]; + } + }; + + midi.setEffects = function(list) { + if (ctx.tunajs) { + for (var n = 0; n < list.length; n ++) { + var data = list[n]; + var effect = new ctx.tunajs[data.type](data); + effect.connect(ctx.destination); + effects[data.type] = effect; + } + } else { + return console.log('Effects module not installed.'); + } + }; + + midi.connect = function(opts) { + root.setDefaultPlugin(midi); + midi.setContext(ctx || createAudioContext(), opts.onsuccess); + }; + + midi.getContext = function() { + return ctx; + }; + + midi.setContext = function(newCtx, onload, onprogress, onerror) { + ctx = newCtx; + + /// tuna.js effects module - https://github.com/Dinahmoe/tuna + if (typeof Tuna !== 'undefined' && !ctx.tunajs) { + ctx.tunajs = new Tuna(ctx); + } + + /// loading audio files + var urls = []; + var notes = root.keyToNote; + for (var key in notes) urls.push(key); + /// + var waitForEnd = function(instrument) { + for (var key in bufferPending) { // has pending items + if (bufferPending[key]) return; + } + /// + if (onload) { // run onload once + onload(); + onload = null; + } + }; + /// + var requestAudio = function(soundfont, instrumentId, index, key) { + var url = soundfont[key]; + if (url) { + bufferPending[instrumentId] ++; + loadAudio(url, function(buffer) { + buffer.id = key; + var noteId = root.keyToNote[key]; + audioBuffers[instrumentId + '' + noteId] = buffer; + /// + if (-- bufferPending[instrumentId] === 0) { + var percent = index / 87; +// console.log(MIDI.GM.byId[instrumentId], 'processing: ', percent); + soundfont.isLoaded = true; + waitForEnd(instrument); + } + }, function(err) { + // console.log(err); + }); + } + }; + /// + var bufferPending = {}; + for (var instrument in root.Soundfont) { + var soundfont = root.Soundfont[instrument]; + if (soundfont.isLoaded) { + continue; + } + /// + var synth = root.GM.byName[instrument]; + var instrumentId = synth.number; + /// + bufferPending[instrumentId] = 0; + /// + for (var index = 0; index < urls.length; index++) { + var key = urls[index]; + requestAudio(soundfont, instrumentId, index, key); + } + } + /// + setTimeout(waitForEnd, 1); + }; + + /* Load audio file: streaming | base64 | arraybuffer + ---------------------------------------------------------------------- */ + function loadAudio(url, onload, onerror) { + if (useStreamingBuffer) { + var audio = new Audio(); + audio.src = url; + audio.controls = false; + audio.autoplay = false; + audio.preload = false; + audio.addEventListener('canplay', function() { + onload && onload(audio); + }); + audio.addEventListener('error', function(err) { + onerror && onerror(err); + }); + document.body.appendChild(audio); + } else if (url.indexOf('data:audio') === 0) { // Base64 string + var base64 = url.split(',')[1]; + var buffer = Base64Binary.decodeArrayBuffer(base64); + ctx.decodeAudioData(buffer, onload, onerror); + } else { // XMLHTTP buffer + var request = new XMLHttpRequest(); + request.open('GET', url, true); + request.responseType = 'arraybuffer'; + request.onload = function() { + ctx.decodeAudioData(request.response, onload, onerror); + }; + request.send(); + } + }; + + function createAudioContext() { + return new (window.AudioContext || window.webkitAudioContext)(); + }; + })(); +})(MIDI);
\ No newline at end of file diff --git a/src/http/static/trading-in-the-rain/MIDI.js/js/midi/plugin.webmidi.js b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/plugin.webmidi.js new file mode 100644 index 0000000..33e244b --- /dev/null +++ b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/plugin.webmidi.js @@ -0,0 +1,93 @@ +/* + ---------------------------------------------------------------------- + Web MIDI API - Native Soundbanks + ---------------------------------------------------------------------- + http://webaudio.github.io/web-midi-api/ + ---------------------------------------------------------------------- +*/ + +(function(root) { 'use strict'; + + var plugin = null; + var output = null; + var channels = []; + var midi = root.WebMIDI = {api: 'webmidi'}; + midi.send = function(data, delay) { // set channel volume + output.send(data, delay * 1000); + }; + + midi.setController = function(channel, type, value, delay) { + output.send([channel, type, value], delay * 1000); + }; + + midi.setVolume = function(channel, volume, delay) { // set channel volume + output.send([0xB0 + channel, 0x07, volume], delay * 1000); + }; + + midi.programChange = function(channel, program, delay) { // change patch (instrument) + output.send([0xC0 + channel, program], delay * 1000); + }; + + midi.pitchBend = function(channel, program, delay) { // pitch bend + output.send([0xE0 + channel, program], delay * 1000); + }; + + midi.noteOn = function(channel, note, velocity, delay) { + output.send([0x90 + channel, note, velocity], delay * 1000); + }; + + midi.noteOff = function(channel, note, delay) { + output.send([0x80 + channel, note, 0], delay * 1000); + }; + + midi.chordOn = function(channel, chord, velocity, delay) { + for (var n = 0; n < chord.length; n ++) { + var note = chord[n]; + output.send([0x90 + channel, note, velocity], delay * 1000); + } + }; + + midi.chordOff = function(channel, chord, delay) { + for (var n = 0; n < chord.length; n ++) { + var note = chord[n]; + output.send([0x80 + channel, note, 0], delay * 1000); + } + }; + + midi.stopAllNotes = function() { + output.cancel(); + for (var channel = 0; channel < 16; channel ++) { + output.send([0xB0 + channel, 0x7B, 0]); + } + }; + + midi.connect = function(opts) { + root.setDefaultPlugin(midi); + var errFunction = function(err) { // well at least we tried! + if (window.AudioContext) { // Chrome + opts.api = 'webaudio'; + } else if (window.Audio) { // Firefox + opts.api = 'audiotag'; + } else { // no support + return; + } + root.loadPlugin(opts); + }; + /// + navigator.requestMIDIAccess().then(function(access) { + plugin = access; + var pluginOutputs = plugin.outputs; + if (typeof pluginOutputs == 'function') { // Chrome pre-43 + output = pluginOutputs()[0]; + } else { // Chrome post-43 + output = pluginOutputs[0]; + } + if (output === undefined) { // nothing there... + errFunction(); + } else { + opts.onsuccess && opts.onsuccess(); + } + }, errFunction); + }; + +})(MIDI);
\ No newline at end of file diff --git a/src/http/static/trading-in-the-rain/MIDI.js/js/midi/synesthesia.js b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/synesthesia.js new file mode 100644 index 0000000..709cb91 --- /dev/null +++ b/src/http/static/trading-in-the-rain/MIDI.js/js/midi/synesthesia.js @@ -0,0 +1,320 @@ +/* + ---------------------------------------------------------- + MIDI.Synesthesia : 0.3.1 : 2012-01-06 + ---------------------------------------------------------- + Peacock: “Instruments to perform color-music: Two centuries of technological experimentation,” Leonardo, 21 (1988), 397-406. + Gerstner: Karl Gerstner, The Forms of Color 1986 + Klein: Colour-Music: The art of light, London: Crosby Lockwood and Son, 1927. + Jameson: “Visual music in a visual programming language,” IEEE Symposium on Visual Languages, 1999, 111-118. + Helmholtz: Treatise on Physiological Optics, New York: Dover Books, 1962 + Jones: The art of light & color, New York: Van Nostrand Reinhold, 1972 + ---------------------------------------------------------- + Reference: http://rhythmiclight.com/archives/ideas/colorscales.html + ---------------------------------------------------------- +*/ + +if (typeof MIDI === 'undefined') var MIDI = {}; + +MIDI.Synesthesia = MIDI.Synesthesia || {}; + +(function(root) { + root.data = { + 'Isaac Newton (1704)': { + format: 'HSL', + ref: 'Gerstner, p.167', + english: ['red',null,'orange',null,'yellow','green',null,'blue',null,'indigo',null,'violet'], + 0: [ 0, 96, 51 ], // C + 1: [ 0, 0, 0 ], // C# + 2: [ 29, 94, 52 ], // D + 3: [ 0, 0, 0 ], // D# + 4: [ 60, 90, 60 ], // E + 5: [ 135, 76, 32 ], // F + 6: [ 0, 0, 0 ], // F# + 7: [ 248, 82, 28 ], // G + 8: [ 0, 0, 0 ], // G# + 9: [ 302, 88, 26 ], // A + 10: [ 0, 0, 0 ], // A# + 11: [ 325, 84, 46 ] // B + }, + 'Louis Bertrand Castel (1734)': { + format: 'HSL', + ref: 'Peacock, p.400', + english: ['blue','blue-green','green','olive green','yellow','yellow-orange','orange','red','crimson','violet','agate','indigo'], + 0: [ 248, 82, 28 ], + 1: [ 172, 68, 34 ], + 2: [ 135, 76, 32 ], + 3: [ 79, 59, 36 ], + 4: [ 60, 90, 60 ], + 5: [ 49, 90, 60 ], + 6: [ 29, 94, 52 ], + 7: [ 360, 96, 51 ], + 8: [ 1, 89, 33 ], + 9: [ 325, 84, 46 ], + 10: [ 273, 80, 27 ], + 11: [ 302, 88, 26 ] + }, + 'George Field (1816)': { + format: 'HSL', + ref: 'Klein, p.69', + english: ['blue',null,'purple',null,'red','orange',null,'yellow',null,'yellow green',null,'green'], + 0: [ 248, 82, 28 ], + 1: [ 0, 0, 0 ], + 2: [ 302, 88, 26 ], + 3: [ 0, 0, 0 ], + 4: [ 360, 96, 51 ], + 5: [ 29, 94, 52 ], + 6: [ 0, 0, 0 ], + 7: [ 60, 90, 60 ], + 8: [ 0, 0, 0 ], + 9: [ 79, 59, 36 ], + 10: [ 0, 0, 0 ], + 11: [ 135, 76, 32 ] + }, + 'D. D. Jameson (1844)': { + format: 'HSL', + ref: 'Jameson, p.12', + english: ['red','red-orange','orange','orange-yellow','yellow','green','green-blue','blue','blue-purple','purple','purple-violet','violet'], + 0: [ 360, 96, 51 ], + 1: [ 14, 91, 51 ], + 2: [ 29, 94, 52 ], + 3: [ 49, 90, 60 ], + 4: [ 60, 90, 60 ], + 5: [ 135, 76, 32 ], + 6: [ 172, 68, 34 ], + 7: [ 248, 82, 28 ], + 8: [ 273, 80, 27 ], + 9: [ 302, 88, 26 ], + 10: [ 313, 78, 37 ], + 11: [ 325, 84, 46 ] + }, + 'Theodor Seemann (1881)': { + format: 'HSL', + ref: 'Klein, p.86', + english: ['carmine','scarlet','orange','yellow-orange','yellow','green','green blue','blue','indigo','violet','brown','black'], + 0: [ 0, 58, 26 ], + 1: [ 360, 96, 51 ], + 2: [ 29, 94, 52 ], + 3: [ 49, 90, 60 ], + 4: [ 60, 90, 60 ], + 5: [ 135, 76, 32 ], + 6: [ 172, 68, 34 ], + 7: [ 248, 82, 28 ], + 8: [ 302, 88, 26 ], + 9: [ 325, 84, 46 ], + 10: [ 0, 58, 26 ], + 11: [ 0, 0, 3 ] + }, + 'A. Wallace Rimington (1893)': { + format: 'HSL', + ref: 'Peacock, p.402', + english: ['deep red','crimson','orange-crimson','orange','yellow','yellow-green','green','blueish green','blue-green','indigo','deep blue','violet'], + 0: [ 360, 96, 51 ], + 1: [ 1, 89, 33 ], + 2: [ 14, 91, 51 ], + 3: [ 29, 94, 52 ], + 4: [ 60, 90, 60 ], + 5: [ 79, 59, 36 ], + 6: [ 135, 76, 32 ], + 7: [ 163, 62, 40 ], + 8: [ 172, 68, 34 ], + 9: [ 302, 88, 26 ], + 10: [ 248, 82, 28 ], + 11: [ 325, 84, 46 ] + }, + 'Bainbridge Bishop (1893)': { + format: 'HSL', + ref: 'Bishop, p.11', + english: ['red','orange-red or scarlet','orange','gold or yellow-orange','yellow or green-gold','yellow-green','green','greenish-blue or aquamarine','blue','indigo or violet-blue','violet','violet-red','red'], + 0: [ 360, 96, 51 ], + 1: [ 1, 89, 33 ], + 2: [ 29, 94, 52 ], + 3: [ 50, 93, 52 ], + 4: [ 60, 90, 60 ], + 5: [ 73, 73, 55 ], + 6: [ 135, 76, 32 ], + 7: [ 163, 62, 40 ], + 8: [ 302, 88, 26 ], + 9: [ 325, 84, 46 ], + 10: [ 343, 79, 47 ], + 11: [ 360, 96, 51 ] + }, + 'H. von Helmholtz (1910)': { + format: 'HSL', + ref: 'Helmholtz, p.22', + english: ['yellow','green','greenish blue','cayan-blue','indigo blue','violet','end of red','red','red','red','red orange','orange'], + 0: [ 60, 90, 60 ], + 1: [ 135, 76, 32 ], + 2: [ 172, 68, 34 ], + 3: [ 211, 70, 37 ], + 4: [ 302, 88, 26 ], + 5: [ 325, 84, 46 ], + 6: [ 330, 84, 34 ], + 7: [ 360, 96, 51 ], + 8: [ 10, 91, 43 ], + 9: [ 10, 91, 43 ], + 10: [ 8, 93, 51 ], + 11: [ 28, 89, 50 ] + }, + 'Alexander Scriabin (1911)': { + format: 'HSL', + ref: 'Jones, p.104', + english: ['red','violet','yellow','steely with the glint of metal','pearly blue the shimmer of moonshine','dark red','bright blue','rosy orange','purple','green','steely with a glint of metal','pearly blue the shimmer of moonshine'], + 0: [ 360, 96, 51 ], + 1: [ 325, 84, 46 ], + 2: [ 60, 90, 60 ], + 3: [ 245, 21, 43 ], + 4: [ 211, 70, 37 ], + 5: [ 1, 89, 33 ], + 6: [ 248, 82, 28 ], + 7: [ 29, 94, 52 ], + 8: [ 302, 88, 26 ], + 9: [ 135, 76, 32 ], + 10: [ 245, 21, 43 ], + 11: [ 211, 70, 37 ] + }, + 'Adrian Bernard Klein (1930)': { + format: 'HSL', + ref: 'Klein, p.209', + english: ['dark red','red','red orange','orange','yellow','yellow green','green','blue-green','blue','blue violet','violet','dark violet'], + 0: [ 0, 91, 40 ], + 1: [ 360, 96, 51 ], + 2: [ 14, 91, 51 ], + 3: [ 29, 94, 52 ], + 4: [ 60, 90, 60 ], + 5: [ 73, 73, 55 ], + 6: [ 135, 76, 32 ], + 7: [ 172, 68, 34 ], + 8: [ 248, 82, 28 ], + 9: [ 292, 70, 31 ], + 10: [ 325, 84, 46 ], + 11: [ 330, 84, 34 ] + }, + 'August Aeppli (1940)': { + format: 'HSL', + ref: 'Gerstner, p.169', + english: ['red',null,'orange',null,'yellow',null,'green','blue-green',null,'ultramarine blue','violet','purple'], + 0: [ 0, 96, 51 ], + 1: [ 0, 0, 0 ], + 2: [ 29, 94, 52 ], + 3: [ 0, 0, 0 ], + 4: [ 60, 90, 60 ], + 5: [ 0, 0, 0 ], + 6: [ 135, 76, 32 ], + 7: [ 172, 68, 34 ], + 8: [ 0, 0, 0 ], + 9: [ 211, 70, 37 ], + 10: [ 273, 80, 27 ], + 11: [ 302, 88, 26 ] + }, + 'I. J. Belmont (1944)': { + ref: 'Belmont, p.226', + english: ['red','red-orange','orange','yellow-orange','yellow','yellow-green','green','blue-green','blue','blue-violet','violet','red-violet'], + 0: [ 360, 96, 51 ], + 1: [ 14, 91, 51 ], + 2: [ 29, 94, 52 ], + 3: [ 50, 93, 52 ], + 4: [ 60, 90, 60 ], + 5: [ 73, 73, 55 ], + 6: [ 135, 76, 32 ], + 7: [ 172, 68, 34 ], + 8: [ 248, 82, 28 ], + 9: [ 313, 78, 37 ], + 10: [ 325, 84, 46 ], + 11: [ 338, 85, 37 ] + }, + 'Steve Zieverink (2004)': { + format: 'HSL', + ref: 'Cincinnati Contemporary Art Center', + english: ['yellow-green','green','blue-green','blue','indigo','violet','ultra violet','infra red','red','orange','yellow-white','yellow'], + 0: [ 73, 73, 55 ], + 1: [ 135, 76, 32 ], + 2: [ 172, 68, 34 ], + 3: [ 248, 82, 28 ], + 4: [ 302, 88, 26 ], + 5: [ 325, 84, 46 ], + 6: [ 326, 79, 24 ], + 7: [ 1, 89, 33 ], + 8: [ 360, 96, 51 ], + 9: [ 29, 94, 52 ], + 10: [ 62, 78, 74 ], + 11: [ 60, 90, 60 ] + }, + 'Circle of Fifths (Johnston 2003)': { + format: 'RGB', + ref: 'Joseph Johnston', + english: ['yellow', 'blue', 'orange', 'teal', 'red', 'green', 'purple', 'light orange', 'light blue', 'dark orange', 'dark green', 'violet' ], + 0: [ 255, 255, 0 ], + 1: [ 50, 0, 255 ], + 2: [ 255, 150, 0 ], + 3: [ 0, 210, 180 ], + 4: [ 255, 0, 0 ], + 5: [ 130, 255, 0 ], + 6: [ 150, 0, 200 ], + 7: [ 255, 195, 0 ], + 8: [ 30, 130, 255 ], + 9: [ 255, 100, 0 ], + 10: [ 0, 200, 0 ], + 11: [ 225, 0, 225 ] + }, + 'Circle of Fifths (Wheatman 2002)': { + format: 'HEX', + ref: 'Stuart Wheatman', // http://www.valleysfamilychurch.org/ + english: [], + data: ['#122400', '#2E002E', '#002914', '#470000', '#002142', '#2E2E00', '#290052', '#003D00', '#520029', '#003D3D', '#522900', '#000080', '#244700', '#570057', '#004D26', '#7A0000', '#003B75', '#4C4D00', '#47008F', '#006100', '#850042', '#005C5C', '#804000', '#0000C7', '#366B00', '#80007F', '#00753B', '#B80000', '#0057AD', '#6B6B00', '#6600CC', '#008A00', '#B8005C', '#007F80', '#B35900', '#2424FF', '#478F00', '#AD00AD', '#00994D', '#F00000', '#0073E6', '#8F8F00', '#8A14FF', '#00AD00', '#EB0075', '#00A3A3', '#E07000', '#6B6BFF', '#5CB800', '#DB00DB', '#00C261', '#FF5757', '#3399FF', '#ADAD00', '#B56BFF', '#00D600', '#FF57AB', '#00C7C7', '#FF9124', '#9999FF', '#6EDB00', '#FF29FF', '#00E070', '#FF9999', '#7ABDFF', '#D1D100', '#D1A3FF', '#00FA00', '#FFA3D1', '#00E5E6', '#FFC285', '#C2C2FF', '#80FF00', '#FFA8FF', '#00E070', '#FFCCCC', '#C2E0FF', '#F0F000', '#EBD6FF', '#ADFFAD', '#FFD6EB', '#8AFFFF', '#FFEBD6', '#EBEBFF', '#E0FFC2', '#FFEBFF', '#E5FFF2', '#FFF5F5'] } + }; + + root.map = function(type) { + var data = {}; + var blend = function(a, b) { + return [ // blend two colors and round results + (a[0] * 0.5 + b[0] * 0.5 + 0.5) >> 0, + (a[1] * 0.5 + b[1] * 0.5 + 0.5) >> 0, + (a[2] * 0.5 + b[2] * 0.5 + 0.5) >> 0 + ]; + }; + /// + var syn = root.data; + var colors = syn[type] || syn['D. D. Jameson (1844)']; + for (var note = 0, pclr, H, S, L; note <= 88; note ++) { // creates mapping for 88 notes + if (colors.data) { + data[note] = { + hsl: colors.data[note], + hex: colors.data[note] + }; + } else { + var clr = colors[(note + 9) % 12]; + /// + switch(colors.format) { + case 'RGB': + clr = Color.Space(clr, 'RGB>HSL'); + H = clr.H >> 0; + S = clr.S >> 0; + L = clr.L >> 0; + break; + case 'HSL': + H = clr[0]; + S = clr[1]; + L = clr[2]; + break; + } + /// + if (H === S && S === L) { // note color is unset + clr = blend(pclr, colors[(note + 10) % 12]); + } + /// +// var amount = L / 10; +// var octave = note / 12 >> 0; +// var octaveLum = L + amount * octave - 3.0 * amount; // map luminance to octave + /// + data[note] = { + hsl: 'hsla(' + H + ',' + S + '%,' + L + '%, 1)', + hex: Color.Space({H: H, S: S, L: L}, 'HSL>RGB>HEX>W3') + }; + /// + pclr = clr; + } + } + return data; + }; + +})(MIDI.Synesthesia);
\ No newline at end of file |