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musicutils.js
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// Copyright (c) 2016-23 Walter Bender
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the The GNU Affero General Public
// License as published by the Free Software Foundation; either
// version 3 of the License, or (at your option) any later version.
//
// You should have received a copy of the GNU Affero General Public
// License along with this library; if not, write to the Free Software
// Foundation, 51 Franklin Street, Suite 500 Boston, MA 02110-1335 USA
/*
global
_, last, DRUMNAMES, NOISENAMES, VOICENAMES, INVALIDPITCH, CUSTOMSAMPLES
*/
/*
Global Locations
js/utils/utils.js
_, last
js/utils/synthutils.js
VOICENAMES, DRUMNAMES, NOISENAMES
js/logo.js
INVALIDPITCH
*/
/*
exported
SYNTHSVG, RSYMBOLS, NOTENAMES, ALLNOTENAMES, NOTENAMES1,
WESTERN2EISOLFEGENAMES, PITCHES1, PITCHES3, SCALENOTES,
EASTINDIANSOLFNOTES, DRUMS, GRAPHICS, SOLFATTRS, DEGREES,
RHYTHMRULERHEIGHT, SLIDERHEIGHT, SLIDERWIDTH, MATRIXLABELCOLOR,
MATRIXNOTECELLCOLOR, MATRIXTUPLETCELLCOLOR, MATRIXRHYTHMCELLCOLOR,
MATRIXBUTTONCOLORHOVER, MATRIXNOTECELLCOLORHOVER, MATRIXSOLFEWIDTH,
EIGHTHNOTEWIDTH, MATRIXBUTTONHEIGHT, MATRIXBUTTONHEIGHT2,
MATRIXSOLFEHEIGHT, NOTESYMBOLS, SELECTORSTRINGS, ACCIDENTALLABELS,
ACCIDENTALNAMES, ACCIDENTALVALUES, INTERVALS, MODE_PIE_MENUS,
updateTemperaments, DEFAULTINVERT, DEFAULTINTERVAL, DEFAULTEFFECT,
DEFAULTMODE, DEFAULTOSCILLATORTYPE, DEFAULTACCIDENTAL,
getInvertMode, getIntervalNumber, getIntervalDirection,
getModeNumbers, getDrumIndex, getDrumName, getDrumSymbol,
getFilterTypes, getOscillatorTypes, getDrumIcon, getDrumSynthName,
getNoiseName, getNoiseIcon, getNoiseSynthName, getVoiceName,
getVoiceIcon, getVoiceSynthName, getTemperamentKeys,
getTemperamentName, getStepSizeUp, getStepSizeDown, getModeLength,
nthDegreeToPitch, getInterval, calcNoteValueToDisplay,
durationToNoteValue, noteToFrequency, getSolfege, splitScaleDegree,
getNumNote, calcOctave, calcOctaveInterval, isInt,
convertFromSolfege, getPitchInfo, MATRIXBUTTONCOLOR, i18nSolfege,
convertFactor, getOctaveRatio, setOctaveRatio, getTemperamentsList,
addTemperamentToList, getTemperament, deleteTemperamentFromList,
addTemperamentToDictionary, buildScale, CHORDNAMES, CHORDVALUES,
DEFAULTCHORD, DEFAULTVOICE, setCustomChord, EQUIVALENTACCIDENTALS,
INTERVALVALUES, getIntervalRatio, frequencyToPitch, NOTESTEP,
GetNotesForInterval,ALLNOTESTEP,NOTENAMES,SEMITONETOINTERVALMAP
*/
/**
* Scalable sinewave graphic.
* @const
* @type {string}
*/
const SYNTHSVG =
'<?xml version="1.0" encoding="UTF-8" standalone="no"?> <svg xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:cc="http://creativecommons.org/ns#" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:svg="http://www.w3.org/2000/svg" xmlns="http://www.w3.org/2000/svg" y="0px" xml:space="preserve" x="0px" width="SVGWIDTHpx" viewBox="0 0 SVGWIDTH 55" version="1.1" height="55px" enable-background="new 0 0 SVGWIDTH 55"><g transform="scale(XSCALE,1)"><path d="m 1.5,27.5 c 0,0 2.2,-17.5 6.875,-17.5 4.7,0.0 6.25,11.75 6.875,17.5 0.75,6.67 2.3,17.5 6.875,17.5 4.1,0.0 6.25,-13.6 6.875,-17.5 C 29.875,22.65 31.1,10 35.875,10 c 4.1,0.0 5.97,13.0 6.875,17.5 1.15,5.7 1.75,17.5 6.875,17.5 4.65,0.0 6.875,-17.5 6.875,-17.5" style="stroke:#90c100;fill-opacity:1;fill:none;stroke-width:STROKEWIDTHpx;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" /></g></svg>';
/**
* Notes graphics.
* @const
* @type {string}
*/
const WHOLENOTE =
'<svg xmlns="http://www.w3.org/2000/svg" version="1.1" id="svg6468" viewBox="0 0 5.1680003 12.432" height="12.432" width="5.1680002"> <g transform="translate(-375.23523,-454.37592)"> <g transform="translate(7.9606,5.6125499)" style="fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"> <path d="m 369.80263,457.99537 q 1.104,0 1.872,0.432 0.768,0.416 0.768,1.2 0,0.752 -0.752,1.168 -0.752,0.4 -1.808,0.4 -1.104,0 -1.856,-0.416 -0.752,-0.416 -0.752,-1.232 0,-0.576 0.464,-0.944 0.48,-0.368 1.008,-0.48 0.528,-0.128 1.056,-0.128 z m -0.864,1.136 q 0,0.672 0.304,1.184 0.304,0.512 0.784,0.512 0.736,0 0.736,-0.8 0,-0.64 -0.304,-1.136 -0.288,-0.512 -0.8,-0.512 -0.72,0 -0.72,0.752 z" /> </g> </g> </svg>';
const HALFNOTE =
'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 3.84 12.432" height="3.5085866mm" width="1.0837333mm"> <g transform="translate(-375.23523,-454.37592)"> <g style="fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"> <path d="m 375.23523,465.70392 q 0,-0.832 0.816,-1.472 0.816,-0.656 1.728,-0.656 0.528,0 0.944,0.272 l 0,-9.472 0.352,0 0,10.352 q 0,0.896 -0.784,1.488 -0.784,0.592 -1.728,0.592 -0.528,0 -0.928,-0.304 -0.4,-0.32 -0.4,-0.8 z m 0.736,0.48 q 0.848,0 1.712,-0.72 0.88,-0.72 0.88,-1.072 0,-0.224 -0.192,-0.224 -0.592,0 -1.632,0.688 -1.024,0.672 -1.024,1.12 0,0.208 0.256,0.208 z" /> </g> </g> </svg>';
const QUARTERNOTE =
'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 4.0859801 11.74224" height="3.313921mm" width="1.1531544mm"> <g transform="translate(-226.1339,-457.841)"> <g style="fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"> <path d="m 229.60268,457.841 0.5625,0 0.0547,0.0625 0,10.02344 q 0,1.27344 -1.53125,1.625 l -0.375,0.0313 -0.27343,0 q -1.65625,0 -1.875,-1.03906 l -0.0313,-0.24219 q 0,-1.01562 1.64843,-1.20312 l 0.25782,-0.0391 q 0.77343,0 1.47656,0.5 l 0.0313,0 0,-9.65625 0.0547,-0.0625 z" /> </g> </g> </svg>';
const EIGHTHNOTE =
'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 7.5234898 11.7422" height="3.3139098mm" width="2.123296mm"> <g transform="translate(-244.80575,-403.5553)"> <g style="fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"> <path d="m 248.14955,403.5553 0.67969,0 0.0625,0.0547 0,0.30468 q 0.21094,0.42188 1.5625,0.91407 1.875,0.54687 1.875,1.625 0,1.14062 -0.95313,1.89062 l -0.0313,0 -0.23437,-0.25 q 0.47656,-0.38281 0.47656,-1.03906 0,-0.54688 -1.78125,-1.10156 -0.71875,-0.32813 -0.91406,-0.53125 l 0,8.32812 q 0,1.19531 -1.75,1.54688 l -0.44531,0 q -1.89063,0 -1.89063,-1.3125 0,-1.02344 1.65625,-1.20313 l 0.17969,0 q 0.75,0 1.44531,0.5 l 0,-9.67187 0.0625,-0.0547 z" /> </g> </g> </svg>';
const SIXTEENTHNOTE =
'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 7.0080001 12.432" height="3.5085866mm" width="1.9778134mm"> <g transform="translate(-182.21292,-431.51877)"> <g style="fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"> <path d="m 182.21292,442.84677 q 0,-0.832 0.816,-1.472 0.816,-0.656 1.728,-0.656 0.528,0 0.944,0.272 l 0,-9.472 0.336,0 q 0.064,0.56 0.4,1.088 0.352,0.512 0.8,0.944 0.448,0.416 0.88,0.864 0.448,0.432 0.752,1.024 0.304,0.576 0.304,1.232 0,0.544 -0.256,1.104 0.304,0.448 0.304,1.184 0,1.232 -0.608,2.24 l -0.384,0 q 0.56,-1.12 0.56,-2.032 0,-0.512 -0.256,-0.96 -0.24,-0.448 -0.752,-0.816 -0.496,-0.368 -0.832,-0.56 -0.32,-0.192 -0.896,-0.48 l 0,5.52 q 0,0.896 -0.784,1.488 -0.784,0.592 -1.728,0.592 -0.528,0 -0.928,-0.304 -0.4,-0.32 -0.4,-0.8 z m 6.464,-5.904 q 0,-1.648 -2.624,-3.072 0,0.464 0.192,0.88 0.192,0.416 0.512,0.752 0.32,0.32 0.656,0.592 0.336,0.272 0.688,0.608 0.352,0.32 0.544,0.608 0.032,-0.256 0.032,-0.368 z" /> </g> </g> </svg>';
const THIRTYSECONDNOTE =
'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 7.0080001 14.496001" height="4.0910935mm" width="1.9778134mm"> <g transform="translate(-630.78433,-240.88335)"> <g style="fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"> <path d="m 630.78433,254.27535 q 0,-0.832 0.816,-1.472 0.816,-0.656 1.728,-0.656 0.528,0 0.944,0.272 l 0,-11.536 0.352,0 q 0.048,0.56 0.384,1.072 0.336,0.496 0.768,0.912 0.432,0.4 0.864,0.848 0.432,0.448 0.72,1.104 0.304,0.656 0.304,1.456 0,0.48 -0.16,1.056 0.224,0.416 0.224,0.912 0,0.512 -0.24,0.976 0.304,0.448 0.304,1.168 0,1.232 -0.608,2.24 l -0.384,0 q 0.56,-1.12 0.56,-2.032 0,-0.512 -0.256,-0.96 -0.24,-0.448 -0.752,-0.816 -0.496,-0.368 -0.832,-0.56 -0.32,-0.192 -0.896,-0.48 l 0,5.52 q 0,0.896 -0.784,1.488 -0.784,0.592 -1.728,0.592 -0.528,0 -0.928,-0.304 -0.4,-0.32 -0.4,-0.8 z m 6.448,-7.872 q 0,-0.496 -0.208,-0.928 -0.192,-0.432 -0.64,-0.832 -0.432,-0.416 -0.784,-0.672 -0.352,-0.256 -0.976,-0.656 0.032,0.448 0.352,0.896 0.32,0.432 0.704,0.752 0.4,0.32 0.848,0.8 0.464,0.464 0.704,0.912 l 0,-0.272 z m 0,2.096 q 0,-0.4 -0.16,-0.768 -0.144,-0.368 -0.32,-0.608 -0.16,-0.256 -0.592,-0.608 -0.416,-0.352 -0.672,-0.528 -0.256,-0.176 -0.848,-0.576 0.064,0.48 0.4,0.976 0.336,0.48 0.72,0.816 0.4,0.336 0.832,0.784 0.448,0.432 0.64,0.784 l 0,-0.272 z" /> </g> </g> </svg>';
const SIXTYFOURTHNOTE =
'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 7.0080001 14.528" height="4.1001244mm" width="1.9778134mm"> <g transform="translate(-345.3223,-325.39492)"> <g transform="translate(3.1093785,1.6864426)" style="fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"> <path d="m 342.21292,337.13248 q 0,-0.832 0.816,-1.472 0.816,-0.656 1.728,-0.656 0.528,0 0.944,0.272 l 0,-11.568 0.336,0 q 0.064,0.64 0.384,1.104 0.336,0.464 0.752,0.768 0.416,0.304 0.832,0.656 0.416,0.336 0.688,0.928 0.288,0.592 0.288,1.44 0,0.24 -0.144,0.768 0.256,0.608 0.256,1.376 0,0.32 -0.16,0.896 0.224,0.416 0.224,0.912 0,0.496 -0.24,0.96 0.304,0.448 0.304,1.024 0,0.384 -0.08,0.688 -0.08,0.304 -0.16,0.448 -0.08,0.144 -0.368,0.608 l -0.384,0 q 0.08,-0.16 0.192,-0.368 0.112,-0.224 0.16,-0.32 0.064,-0.096 0.112,-0.24 0.064,-0.144 0.08,-0.288 0.016,-0.144 0.016,-0.32 0,-0.272 -0.096,-0.512 -0.08,-0.256 -0.176,-0.432 -0.096,-0.192 -0.32,-0.4 -0.224,-0.208 -0.368,-0.32 -0.144,-0.128 -0.464,-0.304 -0.304,-0.192 -0.432,-0.256 -0.128,-0.064 -0.48,-0.224 -0.336,-0.176 -0.4,-0.208 l 0,4.064 q 0,0.896 -0.784,1.488 -0.784,0.592 -1.728,0.592 -0.528,0 -0.928,-0.304 -0.4,-0.32 -0.4,-0.8 z m 6.352,-8.384 q 0,-0.352 -0.144,-0.688 -0.128,-0.352 -0.288,-0.576 -0.16,-0.224 -0.48,-0.496 -0.32,-0.272 -0.512,-0.4 -0.192,-0.144 -0.592,-0.384 -0.384,-0.24 -0.496,-0.32 0.032,0.432 0.352,0.832 0.32,0.384 0.704,0.656 0.4,0.272 0.816,0.72 0.432,0.432 0.624,0.912 0.016,-0.176 0.016,-0.256 z m 0.016,2.128 q 0,-0.208 -0.048,-0.4 -0.032,-0.192 -0.08,-0.336 -0.048,-0.16 -0.176,-0.336 -0.128,-0.176 -0.208,-0.288 -0.08,-0.112 -0.272,-0.272 -0.192,-0.176 -0.288,-0.256 -0.096,-0.08 -0.352,-0.256 -0.24,-0.176 -0.336,-0.224 -0.096,-0.064 -0.384,-0.24 -0.288,-0.192 -0.384,-0.256 0.032,0.464 0.368,0.88 0.336,0.416 0.736,0.704 0.4,0.272 0.816,0.688 0.416,0.416 0.576,0.864 0.032,-0.192 0.032,-0.272 z m -0.016,1.936 q 0,-0.848 -0.624,-1.504 -0.608,-0.672 -1.872,-1.392 0.064,0.464 0.384,0.896 0.336,0.416 0.72,0.688 0.4,0.272 0.8,0.704 0.4,0.416 0.576,0.88 0.016,-0.064 0.016,-0.272 z" /> </g> </g> </svg>';
// Is there a "proper" double-sharp symbol as well? I see this from wikipedia: U+1D12A 𝄪 MUSICAL SYMBOL DOUBLE SHARP (HTML 𝄪) (https://en.wikipedia.org/wiki/Double_sharp)
/**
* Symbol for a sharp note.
* @constant {string}
* @default
*/
const SHARP = "♯";
/**
* Symbol for a flat note.
* @constant {string}
* @default
*/
const FLAT = "♭";
/**
* Symbol for a natural note.
* @constant {string}
* @default
*/
const NATURAL = "♮";
/**
* Symbol for a double sharp note.
* @constant {string}
* @default
*/
const DOUBLESHARP = "𝄪";
/**
* Symbol for a double flat note.
* @constant {string}
* @default
*/
const DOUBLEFLAT = "𝄫";
/**
* Symbols representing different note durations.
* @constant {Object.<number, string>}
* @default
*/
const NSYMBOLS = { 1: "𝅝", 2: "𝅗𝅥", 4: "♩", 8: "♪", 16: "𝅘𝅥𝅯" };
/**
* Symbols representing different rest durations.
* @constant {Object.<number, string>}
* @default
*/
const RSYMBOLS = { 1: "𝄻", 2: "𝄼", 4: "𝄽", 8: "𝄾", 16: "𝄿" };
/**
* Maps from notes with flats to their corresponding notes with '♭' (flat) symbol.
* @constant {Object.<string, string>}
*/
const BTOFLAT = {
Eb: "E" + FLAT,
Gb: "G" + FLAT,
Ab: "A" + FLAT,
Bb: "B" + FLAT,
Db: "D" + FLAT,
Cb: "C" + FLAT,
Fb: "F" + FLAT,
eb: "E" + FLAT,
gb: "G" + FLAT,
ab: "A" + FLAT,
bb: "B" + FLAT,
db: "D" + FLAT,
cb: "C" + FLAT,
fb: "F" + FLAT
};
/**
* Maps from notes with flats to their corresponding notes with '♯' (sharp) symbol.
* @constant {Object.<string, string>}
*/
const STOSHARP = {
"E#": "E" + SHARP,
"G#": "G" + SHARP,
"A#": "A" + SHARP,
"B#": "B" + SHARP,
"D#": "D" + SHARP,
"C#": "C" + SHARP,
"F#": "F" + SHARP,
"e#": "E" + SHARP,
"g#": "G" + SHARP,
"a#": "A" + SHARP,
"b#": "B" + SHARP,
"d#": "D" + SHARP,
"c#": "C" + SHARP,
"f#": "F" + SHARP
};
/**
* Array of notes with sharps.
* @constant {string[]}
*/
const NOTESSHARP = [
"C",
"C" + SHARP,
"D",
"D" + SHARP,
"E",
"F",
"F" + SHARP,
"G",
"G" + SHARP,
"A",
"A" + SHARP,
"B"
];
/**
* Array of notes with flats.
* @constant {string[]}
*/
const NOTESFLAT = [
"C",
"D" + FLAT,
"D",
"E" + FLAT,
"E",
"F",
"G" + FLAT,
"G",
"A" + FLAT,
"A",
"B" + FLAT,
"B"
];
/**
* Array of lowercase notes with flats.
* @constant {string[]}
*/
const NOTESFLAT2 = [
"c",
"d" + FLAT,
"d",
"e" + FLAT,
"e",
"f",
"g" + FLAT,
"g",
"a" + FLAT,
"a",
"b" + FLAT,
"b"
];
/**
* Equivalent flats for various notes.
* @const
* @type {Object.<string, string>}
*/
const EQUIVALENTFLATS = {
"C♯": "D" + FLAT,
"D♯": "E" + FLAT,
"F♯": "G" + FLAT,
"G♯": "A" + FLAT,
"A♯": "B" + FLAT
};
/**
* Equivalent sharps for various notes.
* @const
* @type {Object.<string, string>}
*/
const EQUIVALENTSHARPS = {
"D♭": "C" + SHARP,
"E♭": "D" + SHARP,
"G♭": "F" + SHARP,
"A♭": "G" + SHARP,
"B♭": "A" + SHARP
};
/**
* Maps from notes with specific accidentals to their equivalent natural notes.
* @constant {Object.<string, string>}
*/
const EQUIVALENTNATURALS = { "E♯": "F", "B♯": "C", "C♭": "B", "F♭": "E" };
/**
* Maps from natural notes to their equivalent notes with specific accidentals.
* @constant {Object.<string, string>}
*/
const EQUIVALENTACCIDENTALS = { F: "E♯", C: "B♯", B: "C♭", E: "F♭", G: "F𝄪", D: "C𝄪", A: "G𝄪" };
/**
* Converts a note down to a flat note.
* @const
* @type {Object.<string, string>}
*/
const CONVERT_DOWN = {
"C": "B" + SHARP,
"C♭": "B",
"D♭": "C" + SHARP,
"E♭": "D" + SHARP,
"F": "E" + SHARP,
"F♭": "E",
"G♭": "F" + SHARP,
"A♭": "G" + SHARP,
"B♭": "A" + SHARP
};
/**
* Maps from notes with specific accidentals to their equivalent notes after a double-down transposition.
* @constant {Object.<string, string>}
*/
const CONVERT_DOUBLE_DOWN = {
"C♯": "B" + DOUBLESHARP,
"D": "C" + DOUBLESHARP,
"E": "D" + DOUBLESHARP,
"F♯": "E" + DOUBLESHARP,
"G": "F" + DOUBLESHARP,
"A": "G" + DOUBLESHARP,
"B": "A" + DOUBLESHARP
};
/**
* Maps from notes with specific accidentals to their equivalent notes after an up transposition.
* @constant {Object.<string, string>}
*/
const CONVERT_UP = {
"C♯": "D" + FLAT,
"D♯": "E" + FLAT,
"E♯": "F",
"E": "F" + FLAT,
"F♯": "G" + FLAT,
"G♯": "A" + FLAT,
"A♯": "B" + FLAT,
"B♯": "C",
"B": "C" + FLAT
};
/**
* Maps from notes with specific accidentals to their equivalent notes after a double-up transposition.
* @constant {Object.<string, string>}
*/
const CONVERT_DOUBLE_UP = {
"C": "D" + DOUBLEFLAT,
"D": "E" + DOUBLEFLAT,
"E♭": "F" + DOUBLEFLAT,
"F": "G" + DOUBLEFLAT,
"G": "A" + DOUBLEFLAT,
"A": "B" + DOUBLEFLAT,
"B♭": "C" + DOUBLEFLAT
};
/**
* Extra transpositions for specific notes with accidentals.
* @constant {Object.<string, [string, number]>}
*/
const EXTRATRANSPOSITIONS = {
"E♯": ["F", 0],
"B♯": ["C", 1],
"C♭": ["B", -1],
"F♭": ["E", 0],
"e♯": ["F", 0],
"b♯": ["C", 1],
"c♭": ["B", -1],
"f♭": ["E", 0]
};
/**
* Array containing the solfege names for the diatonic scale.
* @constant {string[]}
*/
const SOLFEGENAMES = ["do", "re", "mi", "fa", "sol", "la", "ti"];
/**
* Array containing the solfege names for the chromatic scale.
* @constant {string[]}
*/
const SOLFEGENAMES1 = [
"do",
"do" + SHARP,
"do" + DOUBLESHARP,
"re" + DOUBLEFLAT,
"re" + FLAT,
"re",
"re" + SHARP,
"re" + DOUBLESHARP,
"mi" + DOUBLEFLAT,
"mi" + FLAT,
"mi",
"fa",
"fa" + SHARP,
"fa" + DOUBLESHARP,
"sol" + DOUBLEFLAT,
"sol" + FLAT,
"sol",
"sol" + SHARP,
"sol" + DOUBLESHARP,
"la",
"la" + DOUBLEFLAT,
"la" + FLAT,
"la" + SHARP,
"la" + DOUBLESHARP,
"ti" + DOUBLEFLAT,
"ti" + FLAT,
"ti"
];
/**
* Array containing the basic note names (without accidentals).
* @constant {string[]}
*/
const NOTENAMES = ["C", "D", "E", "F", "G", "A", "B"];
/**
* Array containing all possible note names, including double sharps/flats and triple sharps/flats.
* @constant {string[]}
*/
const ALLNOTENAMES = [
"C",
"C#",
"Cx",
"Dbb",
"Db",
"D",
"D#",
"Dx",
"Ebb",
"Eb",
"E",
"E#",
"Ex",
"Fbb",
"Fb",
"F",
"F#",
"Fx",
"Gbb",
"Gb",
"G",
"G#",
"Gx",
"Abb",
"Ab",
"A",
"A#",
"Ax",
"Bbb",
"Bb",
"B",
"B#",
"Bx",
"Cbb",
"Cb"
];
/**
* Array containing note names with various accidentals (sharps and flats).
* @constant {string[]}
*/
const NOTENAMES1 = [
"C",
"C" + SHARP,
"C" + DOUBLESHARP,
"D" + DOUBLEFLAT,
"D" + FLAT,
"D",
"D" + SHARP,
"D" + DOUBLESHARP,
"E" + DOUBLEFLAT,
"E" + FLAT,
"E",
"F",
"F" + SHARP,
"F" + DOUBLESHARP,
"G" + DOUBLEFLAT,
"G" + FLAT,
"G",
"G" + SHARP,
"G" + DOUBLESHARP,
"A",
"A" + DOUBLEFLAT,
"A" + FLAT,
"A" + SHARP,
"A" + DOUBLESHARP,
"B" + DOUBLEFLAT,
"B" + FLAT,
"B"
];
/**
* Maps from Western note names to their corresponding solfege names.
* @constant {Object.<string, string>}
*/
const SOLFEGECONVERSIONTABLE = {
"C♭": "do" + FLAT,
"C": "do",
"C♯": "do" + SHARP,
"D♭": "re" + FLAT,
"D": "re",
"D♯": "re" + SHARP,
"E♭": "mi" + FLAT,
"E": "mi",
"F": "fa",
"F♯": "fa" + SHARP,
"G♭": "sol" + FLAT,
"G": "sol",
"G♯": "sol" + SHARP,
"A♭": "la" + FLAT,
"A": "la",
"A♯": "la" + SHARP,
"B♭": "ti" + FLAT,
"B": "ti",
"B♯": "ti" + SHARP,
"R": _("rest")
};
/**
* Maps from Western solfege names to their corresponding Carnatic solfege names.
* @constant {Object.<string, string>}
*/
const WESTERN2EISOLFEGENAMES = {
do: "sa",
re: "re",
mi: "ga",
fa: "ma",
sol: "pa",
la: "dha",
ti: "ni"
};
/**
* Array containing pitches with flats.
* @constant {string[]}
*/
const PITCHES = [
"C",
"D" + FLAT,
"D",
"E" + FLAT,
"E",
"F",
"G" + FLAT,
"G",
"A" + FLAT,
"A",
"B" + FLAT,
"B"
];
/**
* Array containing pitches with flats and sharps.
* @constant {string[]}
*/
const PITCHES1 = ["C", "Db", "D", "Eb", "E", "F", "Gb", "G", "Ab", "A", "Bb", "B"];
/**
* Array containing pitches with sharps.
* @constant {string[]}
*/
const PITCHES2 = [
"C",
"C" + SHARP,
"D",
"D" + SHARP,
"E",
"F",
"F" + SHARP,
"G",
"G" + SHARP,
"A",
"A" + SHARP,
"B"
];
/**
* Array containing pitches with sharps.
* @constant {string[]}
*/
const PITCHES3 = ["C", "C#", "D", "D#", "E", "F", "F#", "G", "G#", "A", "A#", "B"];
/**
* Maps from numerical values to solfege names.
* @constant {Object.<number, string>}
*/
const NOTESTABLE = {
1: "do",
2: "do" + SHARP,
3: "re",
4: "re" + SHARP,
5: "mi",
6: "fa",
7: "fa" + SHARP,
8: "sol",
9: "sol" + SHARP,
10: "la",
11: "la" + SHARP,
0: "ti"
};
/**
* Maps from fixed solfege names to their corresponding Western note names.
* @constant {Object.<string, string>}
*/
const FIXEDSOLFEGE = {
do: "C",
re: "D",
mi: "E",
fa: "F",
sol: "G",
la: "A",
ti: "B"
};
/**
* Maps from fixed solfege names with accidentals to their corresponding Western note names.
* @constant {Object.<string, string>}
*/
const FIXEDSOLFEGE1 = {
"do𝄫": "B",
"do♭": "C" + FLAT,
"do": "C",
"do♯": "C" + SHARP,
"do𝄪": "D",
"re𝄫": "C",
"re♭": "D" + FLAT,
"re": "D",
"re♯": "D" + SHARP,
"re𝄪": "E",
"mi𝄫": "D",
"mi♭": "E" + FLAT,
"mi": "E",
"mi♯": "E" + SHARP,
"mi𝄪": "G",
"fa𝄫": "E" + FLAT,
"fa♭": "F" + FLAT,
"fa": "F",
"fa♯": "F" + SHARP,
"fa𝄪": "G" + SHARP,
"sol𝄫": "E",
"sol♭": "G" + FLAT,
"sol": "G",
"sol♯": "G" + SHARP,
"sol𝄪": "A",
"la𝄫": "G",
"la♭": "A" + FLAT,
"la": "A",
"la♯": "A" + SHARP,
"la𝄪": "B",
"ti𝄫": "A",
"ti♭": "B" + FLAT,
"ti": "B",
"ti♯": "B" + SHARP,
"ti𝄪": "C",
"R": _("rest")
};
/**
* Maps from note names to their corresponding step numbers.
* @constant {Object.<string, number>}
*/
const NOTESTEP = { C: 1, D: 3, E: 5, F: 6, G: 8, A: 10, B: 12 };
/**
* Maps note names to their corresponding step numbers, including enharmonic equivalents.
* @constant {Object.<number, string>}
*/
const ALLNOTESTEP = {
"Cb": 0,
"C": 1,
"C#": 2,
"Db": 2,
"D": 3,
"D#": 4,
"Eb": 4,
"E": 5,
"E#": 6,
"Fb": 5,
"F": 6,
"F#": 7,
"Gb": 7,
"G": 8,
"G#": 9,
"Ab": 9,
"A": 10,
"A#": 11,
"Bb": 11,
"B": 12,
"B#": 0
};
/**
* semitone/intervalnumber --> lettergap/notenamesgap -->intervalnames
* @constant {Object.<number, Object.<number,string>}
*/
const SEMITONETOINTERVALMAP = {
0: { 0: _("Perfect unison"), 1: _("Diminished second") },
1: { 1: _("Minor second"), 0: _("Augmented unison") },
2: { 1: _("Major second"), 2: _("Diminished third") },
3: { 2: _("Minor third"), 1: _("Augmented second") },
4: { 2: _("Major third"), 3: _("Diminished fourth") },
5: { 3: _("Perfect fourth"), 2: _("Augmented third") },
6: { 4: _("Diminished fifth"), 3: _("Augmented fourth") },
7: { 4: _("Perfect fifth"), 5: _("Diminished sixth") },
8: { 5: _("Minor sixth"), 4: _("Augmented fifth") },
9: { 5: _("Major sixth"), 6: _("Diminished seventh") },
10: { 6: _("Minor seventh"), 5: _("Augmented sixth") },
11: { 6: _("Major seventh"), 0: _("Diminished octave") },
12: { 0: _("Perfect octave"), 6: _("Augmented seventh") },
13: { 1: _("Minor ninth"), 0: _("Augmented octave") },
14: { 1: _("Major ninth"), 2: _("Diminished tenth") },
15: { 2: _("Minor tenth"), 1: _("Augmented ninth") },
16: { 2: _("Major tenth"), 3: _("Diminished eleventh") },
17: { 3: _("Perfect eleventh"), 2: _("Augmented tenth") },
18: { 4: _("Diminished twelfth"), 3: _("Augmented eleventh") },
19: { 4: _("Perfect twelfth"), 5: _("Diminished thirteenth") },
20: { 5: _("Minor thirteenth"), 4: _("Augmented fifth, plus an octave") },
21: { 5: _("Major thirteenth"), 6: _("Diminished seventh, plus an octave") }
};
/**
* Array containing preferences for keys with sharps.
* @constant {string[]}
*/
const SHARPPREFERENCE = [
"g major",
"d major",
"a major",
"e major",
"b major",
"f# major",
"c# major",
"e minor",
"b minor",
"f# minor",
"c# minor",
"g# minor",
"d# minor"
];
/**
* Array containing preferences for keys with flats.
* @constant {string[]}
*/
const FLATPREFERENCE = [
"f major",
"bb major",
"eb major",
"ab major",
"db major",
"gb major",
"cb major",
"d minor",
"g minor",
"c minor",
"f minor",
"bb minor",
"eb minor",
"d harmonic minor",
"g harmonic minor",
"c harmonic minor",
"f harmonic minor",
"bb harmonic minor",
"eb harmonic minor"
];
/**
* Internal representation of solfege notes used in selectors.
* @constant {string[]}
*/
const SOLFNOTES = ["ti", "la", "sol", "fa", "mi", "re", "do"];
/**
* Scale notes used in selectors.
* @constant {string[]}
*/
const SCALENOTES = ["7", "6", "5", "4", "3", "2", "1"];
/**
* Carnatic solfege notes.
* @constant {string[]}
*/
const EASTINDIANSOLFNOTES = ["ni", "dha", "pa", "ma", "ga", "re", "sa"];
/**
* Drum names used in selectors.
* @constant {string[]}
*/
const DRUMS = [
"snare drum",
"kick drum",
"tom tom",
"floor tom",
"bass drum",
"cup drum",
"darbuka drum",
"japanese drum",
"hi hat",
"ride bell",
"cow bell",
"triangle bell",
"finger cymbals",
"chime",
"gong",
"clang",
"crash",
"clap",
"slap"
];
/**
* Graphics names used in selectors.
* @constant {string[]}
*/
const GRAPHICS = [
"forward",
"back",
"right",
"left",
"set heading",
"set color",
"set shade",
"set hue",
"set grey",
"set translucency",
"set pen size"
];
//The "original solfege" https://en.wikipedia.org/wiki/Solf%C3%A8ge#Origin
// const ARETINIANSOLFNOTES = ['si', 'la', 'sol', 'fa', 'mi', 're', 'ut'];
// https://en.wikipedia.org/wiki/Iroha
// const IROHASOLFNOTES = ['ro', 'i', 'to', 'he', 'ho', 'ni', 'ha'];
// const IROHASOLFNOTESJA = ['ロ','イ','ト','へ','ホ','二','ハ'];
/**
* Solfège attributes including double sharp, sharp, natural, flat, and double flat.
* @constant {string[]}
*/
const SOLFATTRS = [DOUBLESHARP, SHARP, NATURAL, FLAT, DOUBLEFLAT];
//.TRANS: ordinal number. Please keep exactly one space between each number.
/**
* Ordinal numbers for degrees.
* @constant {string}
*/
const DEGREES = _("1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th");
/**
* Number of semitones in an octave.
* @constant {number}
*/
const SEMITONES = 12;
/**
* Array representing powers of 2.
* @constant {number[]}
*/
const POWER2 = [1, 2, 4, 8, 16, 32, 64, 128];
// eslint-disable-next-line no-loss-of-precision
const TWELTHROOT2 = 1.0594630943592953;
// eslint-disable-next-line no-loss-of-precision
const TWELVEHUNDRETHROOT2 = 1.0005777895065549;
const A0 = 27.5;
const C8 = 4186.01;
/**
* Octave ratio.
* @type {number}
*/
let octaveRatio = 2;
/**
* Height of the rhythm ruler.
* @constant {number}
*/
const RHYTHMRULERHEIGHT = 100;
/**
* Height of a staff note.
* @constant {number}
*/
const YSTAFFNOTEHEIGHT = 12.5;
/**
* Height of a staff octave.
* @constant {number}
*/
const YSTAFFOCTAVEHEIGHT = 87.5;
/**
* Height of a slider.
* @constant {number}
*/
const SLIDERHEIGHT = 200;
/**
* Width of a slider.
* @constant {number}
*/
const SLIDERWIDTH = 50;
/**
* Color of matrix buttons.
* @constant {string}
*/
const MATRIXBUTTONCOLOR = "#c374e9";
/**
* Color of matrix labels.
* @constant {string}
*/
const MATRIXLABELCOLOR = "#90c100";
/**
* Color of matrix note cells.
* @constant {string}
*/
const MATRIXNOTECELLCOLOR = "#b1db00";
/**
* Color of matrix tuplet cells.
* @constant {string}
*/
const MATRIXTUPLETCELLCOLOR = "#57e751";
/**
* Color of matrix rhythm cells.
* @constant {string}
*/
const MATRIXRHYTHMCELLCOLOR = "#c8c8c8";
/**
* Hover color of matrix buttons.
* @constant {string}
*/
const MATRIXBUTTONCOLORHOVER = "#c894e0";
/**
* Hover color of matrix note cells.
* @constant {string}
*/
const MATRIXNOTECELLCOLORHOVER = "#c2e820";
/**
* Width of matrix solfege.
* @constant {number}
*/
const MATRIXSOLFEWIDTH = 52;
/**
* Width of an eighth note.
* @constant {number}
*/
const EIGHTHNOTEWIDTH = 24;
/**
* Height of matrix buttons.
* @constant {number}
*/
const MATRIXBUTTONHEIGHT = 40;
/**
* Height of matrix buttons.
* @constant {number}
*/
const MATRIXBUTTONHEIGHT2 = 66;
/**
* Height of matrix solfege.
* @constant {number}
*/
const MATRIXSOLFEHEIGHT = 30;
/**
* Image URL for a whole note.
* @constant {string}
*/
const wholeNoteImg = "data:image/svg+xml;base64," + window.btoa(base64Encode(WHOLENOTE));
const halfNoteImg = "data:image/svg+xml;base64," + window.btoa(base64Encode(HALFNOTE));
const quarterNoteImg = "data:image/svg+xml;base64," + window.btoa(base64Encode(QUARTERNOTE));
const eighthNoteImg = "data:image/svg+xml;base64," + window.btoa(base64Encode(EIGHTHNOTE));
const sixteenthNoteImg = "data:image/svg+xml;base64," + window.btoa(base64Encode(SIXTEENTHNOTE));
const thirtysecondNoteImg =
"data:image/svg+xml;base64," + window.btoa(base64Encode(THIRTYSECONDNOTE));
const sixtyfourthNoteImg =
"data:image/svg+xml;base64," + window.btoa(base64Encode(SIXTYFOURTHNOTE));
/**
* Map from note duration to corresponding note symbols.
* @constant {Object.<number, string>}
*/
const NOTESYMBOLS = {
1: wholeNoteImg,
2: halfNoteImg,
4: quarterNoteImg,
8: eighthNoteImg,
16: sixteenthNoteImg,
32: thirtysecondNoteImg,
64: sixtyfourthNoteImg
};
/**
* Musical terms used in selectors that may require translation.
* @constant {Array<string>}
*/
const SELECTORSTRINGS = [
//.TRANS: unison is a music term related to intervals
_("unison"),