11/*
22 * JSS-01 |JavaScript Software Synthesizer
3- * Copyright (c) 2023 Michael Kolesidis <michael.kolesidis@gmail.com>
3+ * Copyright (c) Michael Kolesidis <michael.kolesidis@gmail.com>
44 * GNU Affero General Public License v3.0
55 *
66 */
@@ -14,7 +14,10 @@ import { assertNotNull } from '../utils/utils.js';
1414import displaysUI from '../elements/displays/displays.ui.js' ;
1515
1616// @todo
17- import { getInterface as getKeyboardUI , handlers as keyboardHandlers } from '../elements/keyboard/keyboard.js' ;
17+ import {
18+ getInterface as getKeyboardUI ,
19+ handlers as keyboardHandlers ,
20+ } from '../elements/keyboard/keyboard.js' ;
1821
1922import createSynth from './synth.js' ;
2023import createSynthHandlers from './synth.handlers.js' ;
@@ -26,72 +29,72 @@ let synth: PolySynth<FMSynth>;
2629let destination : Destination ;
2730
2831async function createContext ( ) {
29- const { start, getDestination, Midi } = await import ( './tone.js' ) ;
32+ const { start, getDestination, Midi } = await import ( './tone.js' ) ;
3033
31- await start ( ) ;
32- // console.log('started tone context');
34+ await start ( ) ;
35+ // console.log('started tone context');
3336
34- destination = getDestination ( ) ;
37+ destination = getDestination ( ) ;
3538
36- assertNotNull ( displaysUI . oscilloscope ) ;
37- assertNotNull ( displaysUI . spectrogram ) ;
38- assertNotNull ( displaysUI . meter ) ;
39+ assertNotNull ( displaysUI . oscilloscope ) ;
40+ assertNotNull ( displaysUI . spectrogram ) ;
41+ assertNotNull ( displaysUI . meter ) ;
3942
40- displaysUI . oscilloscope . connect ( destination as unknown as AudioNode ) ;
41- displaysUI . spectrogram . connect ( destination as unknown as AudioNode ) ;
42- displaysUI . meter . connect ( destination as unknown as AudioNode , 1 ) ;
43+ displaysUI . oscilloscope . connect ( destination as unknown as AudioNode ) ;
44+ displaysUI . spectrogram . connect ( destination as unknown as AudioNode ) ;
45+ displaysUI . meter . connect ( destination as unknown as AudioNode , 1 ) ;
4346
44- // apply ui settings to audio node
45- synth = await createSynth ( ) ;
46- synth . toDestination ( ) ;
47+ // apply ui settings to audio node
48+ synth = await createSynth ( ) ;
49+ synth . toDestination ( ) ;
4750
48- // add ui handlers
49- createSynthHandlers ( ) ;
50- createSequencerHandlers ( ) ;
51+ // add ui handlers
52+ createSynthHandlers ( ) ;
53+ createSequencerHandlers ( ) ;
5154
52- createEffects ( ) ;
55+ createEffects ( ) ;
5356
54- // ---------------------------------------------------------------------
55- // Synthesizer On-Screen Keyboard Playbility Implementation
56- // ---------------------------------------------------------------------
57- // Polyphonic synths need a note or an array of notes
57+ // ---------------------------------------------------------------------
58+ // Synthesizer On-Screen Keyboard Playbility Implementation
59+ // ---------------------------------------------------------------------
60+ // Polyphonic synths need a note or an array of notes
5861
59- const keyboard = getKeyboardUI ( ) ;
62+ const keyboard = getKeyboardUI ( ) ;
6063
61- let notes : string [ ] = [ ] ;
64+ let notes : string [ ] = [ ] ;
6265
63- keyboard . on ( 'change' , async ( note ) => {
64- const noteString = Midi ( note . note ) . toNote ( ) ;
65- // console.log(noteString);
66+ keyboard . on ( 'change' , async ( note ) => {
67+ const noteString = Midi ( note . note ) . toNote ( ) ;
68+ // console.log(noteString);
6669
67- if ( note . state ) {
68- synth . triggerAttack ( noteString ) ;
69- notes . push ( noteString ) ;
70- } else {
71- synth . triggerRelease ( note . note ) ;
72- notes = notes . filter ( ( e ) => e !== noteString ) ;
73- }
74- } ) ;
70+ if ( note . state ) {
71+ synth . triggerAttack ( noteString ) ;
72+ notes . push ( noteString ) ;
73+ } else {
74+ synth . triggerRelease ( note . note ) ;
75+ notes = notes . filter ( ( e ) => e !== noteString ) ;
76+ }
77+ } ) ;
7578
76- // keydown and keyup event
77- // => alternate octave / change keyboard interface state
78- for ( const [ event , handler ] of Object . entries ( keyboardHandlers ) ) {
79- document . addEventListener ( event , handler ) ;
80- }
79+ // keydown and keyup event
80+ // => alternate octave / change keyboard interface state
81+ for ( const [ event , handler ] of Object . entries ( keyboardHandlers ) ) {
82+ document . addEventListener ( event , handler ) ;
83+ }
8184}
8285
8386export default {
84- create : createContext ,
85- get ( ) {
86- return {
87- synth,
88- destination,
89- } ;
90- } ,
91- getSynth ( ) {
92- return synth ;
93- } ,
94- getDestination ( ) {
95- return destination ;
96- } ,
87+ create : createContext ,
88+ get ( ) {
89+ return {
90+ synth,
91+ destination,
92+ } ;
93+ } ,
94+ getSynth ( ) {
95+ return synth ;
96+ } ,
97+ getDestination ( ) {
98+ return destination ;
99+ } ,
97100} ;
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