mirror of
https://git.joinsharkey.org/Sharkey/Sharkey.git
synced 2024-09-23 02:01:59 +03:00
chore: refactor chiptune2
This commit is contained in:
ShittyKopper
parent
af3065f315
commit
d03ad221a1
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@ -40,7 +40,7 @@
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<i class="ph-stop ph-bold ph-lg"></i>
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</button>
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<button :class="$style.loop" @click="toggleLoop()">
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<i v-if="loop === -1" class="ph-repeat ph-bold ph-lg"></i>
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<i v-if="loop" class="ph-repeat ph-bold ph-lg"></i>
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<i v-else class="ph-repeat-once ph-bold ph-lg"></i>
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</button>
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<input ref="progress" v-model="position" :class="$style.progress" type="range" min="0" :max="length" step="0.1" @mousedown="initSeek()" @mouseup="performSeek()"/>
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@ -58,7 +58,7 @@ import { ref, shallowRef, nextTick, onDeactivated, onMounted } from 'vue';
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import * as Misskey from 'misskey-js';
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import { i18n } from '@/i18n.js';
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import { defaultStore } from '@/store.js';
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import { ChiptuneJsPlayer, ChiptuneJsConfig } from '@/scripts/chiptune2.js';
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import { ChiptuneJsPlayer } from '@/scripts/chiptune2.js';
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const props = defineProps<{
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module: Misskey.entities.DriveFile
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@ -80,32 +80,32 @@ const playing = ref(false);
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const modPattern = ref<HTMLDivElement>();
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const progress = ref<HTMLProgressElement>();
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const position = ref(0);
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const player = shallowRef(new ChiptuneJsPlayer(new ChiptuneJsConfig()));
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const patData = shallowRef([] as ModRow[][]);
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const player = shallowRef(new ChiptuneJsPlayer());
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const patData = shallowRef<readonly ModRow[][]>([]);
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const currentPattern = ref(0);
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const nbChannels = ref(0);
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const length = ref(1);
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const loop = ref(0);
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const loop = ref(false);
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const fetching = ref(true);
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const error = ref(false);
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const loading = ref(false);
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let currentRow = 0;
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let rowHeight = 0;
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let buffer = null;
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let buffer: ArrayBuffer|null = null;
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let isSeeking = false;
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function load() {
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player.value.load(props.module.url).then((result) => {
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buffer = result;
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async function load() {
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try {
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buffer = await player.value.load(props.module.url);
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available.value = true;
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error.value = false;
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fetching.value = false;
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}).catch((err) => {
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} catch (err) {
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console.error(err);
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error.value = true;
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fetching.value = false;
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});
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}
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}
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onMounted(load);
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@ -134,6 +134,10 @@ function getRowText(row: ModRow) {
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}
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function playPause() {
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if (buffer === null) {
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return;
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}
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player.value.addHandler('onRowChange', (i: { index: number }) => {
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currentRow = i.index;
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currentPattern.value = player.value.getPattern();
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@ -152,7 +156,7 @@ function playPause() {
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loading.value = true;
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player.value.play(buffer).then(() => {
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player.value.seek(position.value);
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player.value.repeat(loop.value);
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player.value.repeat(loop.value ? -1 : 0);
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playing.value = true;
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loading.value = false;
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});
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@ -163,6 +167,10 @@ function playPause() {
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}
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async function stop(noDisplayUpdate = false) {
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if (buffer === null) {
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return;
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}
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player.value.stop();
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playing.value = false;
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if (!noDisplayUpdate) {
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@ -180,8 +188,8 @@ async function stop(noDisplayUpdate = false) {
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}
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function toggleLoop() {
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loop.value = loop.value === -1 ? 0 : -1;
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player.value.repeat(loop.value);
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loop.value = !loop.value;
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player.value.repeat(loop.value ? -1 : 0);
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}
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function initSeek() {
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@ -200,30 +208,27 @@ function toggleVisible() {
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}
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function isRowActive(i: number) {
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if (i === currentRow) {
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if (i !== currentRow) {
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return false;
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}
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if (modPattern.value) {
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if (rowHeight === 0 && initRow.value) rowHeight = initRow.value[0].getBoundingClientRect().height;
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modPattern.value.scrollTop = currentRow * rowHeight;
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}
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return true;
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}
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return false;
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}
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function indexText(i: number) {
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let rowText = i.toString(16);
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if (rowText.length === 1) {
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rowText = '0' + rowText;
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}
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return rowText;
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return i.toString(16).padStart(2, '0');
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}
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function getRow(pattern: number, rowOffset: number) {
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let notes: string[] = [],
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insts: string[] = [],
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vols: string[] = [],
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fxs: string[] = [],
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ops: string[] = [];
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function getRow(pattern: number, rowOffset: number): ModRow {
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const notes: string[] = [];
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const insts: string[] = [];
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const vols: string[] = [];
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const fxs: string[] = [];
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const ops: string[] = [];
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for (let channel = 0; channel < nbChannels.value; channel++) {
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const part = player.value.getPatternRowChannel(
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@ -252,15 +257,12 @@ function display(reset = false) {
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if (!patternShow.value) return;
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if (reset) {
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const pattern = player.value.getPattern();
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currentPattern.value = pattern;
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currentPattern.value = player.value.getPattern();
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}
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if (patData.value.length === 0) {
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const nbPatterns = player.value.getNumPatterns();
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const pattern = player.value.getPattern();
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currentPattern.value = pattern;
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currentPattern.value = player.value.getPattern();
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if (player.value.currentPlayingNode) {
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nbChannels.value = player.value.currentPlayingNode.nbChannels;
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@ -1,26 +1,28 @@
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const ChiptuneAudioContext = window.AudioContext;
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type HandlerFunction = Function;
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export function ChiptuneJsConfig(repeatCount?: number, context?: AudioContext) {
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this.repeatCount = repeatCount;
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this.context = context;
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interface Handler {
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eventName: string,
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handler: HandlerFunction,
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}
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ChiptuneJsConfig.prototype.constructor = ChiptuneJsConfig;
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export class ChiptuneJsPlayer {
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libopenmpt;
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audioContext: AudioContext;
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context: GainNode;
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currentPlayingNode: ChiptuneProcessorNode | null;
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private handlers: Handler[];
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private touchLocked: boolean;
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export function ChiptuneJsPlayer(config: object) {
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constructor() {
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this.libopenmpt = null;
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this.config = config;
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this.audioContext = config.context ?? new ChiptuneAudioContext();
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this.audioContext = new AudioContext();
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this.context = this.audioContext.createGain();
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this.currentPlayingNode = null;
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this.handlers = [];
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this.touchLocked = true;
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this.volume = 1;
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}
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}
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ChiptuneJsPlayer.prototype.constructor = ChiptuneJsPlayer;
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ChiptuneJsPlayer.prototype.fireEvent = function (eventName: string, response) {
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fireEvent(eventName: string, response) {
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const handlers = this.handlers;
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if (handlers.length > 0) {
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for (const handler of handlers) {
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@ -29,59 +31,75 @@ ChiptuneJsPlayer.prototype.fireEvent = function (eventName: string, response) {
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}
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}
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}
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};
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}
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ChiptuneJsPlayer.prototype.addHandler = function (
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addHandler(
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eventName: string,
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handler: Function,
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) {
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handler: HandlerFunction,
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) {
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this.handlers.push({ eventName, handler });
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};
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}
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ChiptuneJsPlayer.prototype.clearHandlers = function () {
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clearHandlers() {
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this.handlers = [];
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};
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}
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ChiptuneJsPlayer.prototype.onEnded = function (handler: Function) {
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onEnded(handler: HandlerFunction) {
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this.addHandler('onEnded', handler);
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};
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}
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ChiptuneJsPlayer.prototype.onError = function (handler: Function) {
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onError(handler: HandlerFunction) {
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this.addHandler('onError', handler);
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};
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}
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duration(): number {
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if (!this.currentPlayingNode) {
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return 0;
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}
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ChiptuneJsPlayer.prototype.duration = function () {
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return this.libopenmpt._openmpt_module_get_duration_seconds(
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this.currentPlayingNode.modulePtr,
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);
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};
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}
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position(): number {
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if (!this.currentPlayingNode) {
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return 0;
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}
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ChiptuneJsPlayer.prototype.position = function () {
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return this.libopenmpt._openmpt_module_get_position_seconds(
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this.currentPlayingNode.modulePtr,
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);
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};
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}
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repeat(repeatCount: number) {
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if (!this.currentPlayingNode) {
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return;
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}
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ChiptuneJsPlayer.prototype.repeat = function (repeatCount: number) {
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if (this.currentPlayingNode) {
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this.libopenmpt._openmpt_module_set_repeat_count(
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this.currentPlayingNode.modulePtr,
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repeatCount,
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);
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}
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};
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ChiptuneJsPlayer.prototype.seek = function (position: number) {
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if (this.currentPlayingNode) {
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seek(position: number) {
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if (!this.currentPlayingNode) {
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return;
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}
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this.libopenmpt._openmpt_module_set_position_seconds(
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this.currentPlayingNode.modulePtr,
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position,
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);
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}
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};
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ChiptuneJsPlayer.prototype.metadata = function () {
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const data = {};
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metadata() {
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if (this.currentPlayingNode == null) {
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return null;
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}
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const data: {[key: string]: string} = {};
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const keys = this.libopenmpt
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.UTF8ToString(
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this.libopenmpt._openmpt_module_get_metadata_keys(
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@ -102,109 +120,87 @@ ChiptuneJsPlayer.prototype.metadata = function () {
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this.libopenmpt._free(keyNameBuffer);
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}
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return data;
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};
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}
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ChiptuneJsPlayer.prototype.unlock = function () {
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const context = this.audioContext;
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const buffer = context.createBuffer(1, 1, 22050);
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const unlockSource = context.createBufferSource();
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unlock() {
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const buffer = this.audioContext.createBuffer(1, 1, 22050);
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const unlockSource = this.audioContext.createBufferSource();
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unlockSource.buffer = buffer;
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unlockSource.connect(this.context);
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this.context.connect(context.destination);
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this.context.connect(this.audioContext.destination);
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unlockSource.start(0);
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this.touchLocked = false;
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};
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}
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ChiptuneJsPlayer.prototype.load = function (input) {
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return new Promise((resolve, reject) => {
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async load(input: string): Promise<ArrayBuffer> {
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if (this.touchLocked) {
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this.unlock();
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}
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if (input instanceof File) {
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const reader = new FileReader();
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reader.onload = () => {
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resolve(reader.result);
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};
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reader.readAsArrayBuffer(input);
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} else {
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window
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.fetch(input)
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.then((response) => {
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response
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.arrayBuffer()
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.then((arrayBuffer) => {
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resolve(arrayBuffer);
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})
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.catch((error) => {
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reject(error);
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});
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})
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.catch((error) => {
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reject(error);
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});
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}
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});
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};
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ChiptuneJsPlayer.prototype.play = async function (buffer: ArrayBuffer) {
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const response = await fetch(input);
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const arrayBuffer = await response.arrayBuffer();
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return arrayBuffer;
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}
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async play(buffer: ArrayBuffer) {
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this.unlock();
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this.stop();
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return this.createLibopenmptNode(buffer, this.buffer).then((processNode) => {
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if (processNode === null) {
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return;
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}
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const processNode = await this.createLibopenmptNode(buffer);
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this.libopenmpt._openmpt_module_set_repeat_count(
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processNode.modulePtr,
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this.config.repeatCount ?? 0,
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0,
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);
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this.currentPlayingNode = processNode;
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processNode.connect(this.context);
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processNode.processNode.connect(this.context);
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this.context.connect(this.audioContext.destination);
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});
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};
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}
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ChiptuneJsPlayer.prototype.stop = function () {
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if (this.currentPlayingNode != null) {
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this.currentPlayingNode.disconnect();
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stop() {
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if (this.currentPlayingNode == null) {
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return;
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}
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this.currentPlayingNode.processNode.disconnect();
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this.currentPlayingNode.cleanup();
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this.currentPlayingNode = null;
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}
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};
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ChiptuneJsPlayer.prototype.togglePause = function () {
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if (this.currentPlayingNode != null) {
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togglePause() {
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if (this.currentPlayingNode == null) {
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return;
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}
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this.currentPlayingNode.togglePause();
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}
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};
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ChiptuneJsPlayer.prototype.getPattern = function () {
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getPattern() {
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if (this.currentPlayingNode?.modulePtr) {
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return this.libopenmpt._openmpt_module_get_current_pattern(
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this.currentPlayingNode.modulePtr,
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);
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}
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return 0;
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};
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}
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ChiptuneJsPlayer.prototype.getRow = function () {
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getRow() {
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if (this.currentPlayingNode?.modulePtr) {
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return this.libopenmpt._openmpt_module_get_current_row(
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this.currentPlayingNode.modulePtr,
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);
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}
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return 0;
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};
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}
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ChiptuneJsPlayer.prototype.getNumPatterns = function () {
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getNumPatterns() {
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if (this.currentPlayingNode?.modulePtr) {
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return this.libopenmpt._openmpt_module_get_num_patterns(
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this.currentPlayingNode.modulePtr,
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);
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}
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return 0;
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};
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}
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ChiptuneJsPlayer.prototype.getPatternNumRows = function (pattern: number) {
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getPatternNumRows(pattern: number) {
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if (this.currentPlayingNode?.modulePtr) {
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return this.libopenmpt._openmpt_module_get_pattern_num_rows(
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this.currentPlayingNode.modulePtr,
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@ -212,13 +208,13 @@ ChiptuneJsPlayer.prototype.getPatternNumRows = function (pattern: number) {
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);
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}
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return 0;
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};
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}
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ChiptuneJsPlayer.prototype.getPatternRowChannel = function (
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getPatternRowChannel(
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pattern: number,
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row: number,
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channel: number,
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) {
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) {
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if (this.currentPlayingNode?.modulePtr) {
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return this.libopenmpt.UTF8ToString(
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this.libopenmpt._openmpt_module_format_pattern_row_channel(
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@ -232,76 +228,66 @@ ChiptuneJsPlayer.prototype.getPatternRowChannel = function (
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);
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}
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return '';
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};
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ChiptuneJsPlayer.prototype.createLibopenmptNode = async function (
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buffer,
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config: object,
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) {
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const maxFramesPerChunk = 4096;
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const processNode = this.audioContext.createScriptProcessor(2048, 0, 2);
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processNode.config = config;
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processNode.player = this;
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}
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async createLibopenmptNode(buffer: ArrayBuffer) {
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if (!this.libopenmpt) {
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const libopenmpt = await import('libopenmpt-wasm');
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this.libopenmpt = await libopenmpt.default();
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}
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return new ChiptuneProcessorNode(this, buffer);
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}
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}
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class ChiptuneProcessorNode {
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player: ChiptuneJsPlayer;
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processNode: ScriptProcessorNode;
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paused: boolean;
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nbChannels: number;
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patternIndex: number;
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modulePtr: number;
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leftBufferPtr: number;
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rightBufferPtr: number;
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constructor(player: ChiptuneJsPlayer, buffer: ArrayBuffer) {
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const maxFramesPerChunk = 4096;
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this.player = player;
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this.processNode = this.player.audioContext.createScriptProcessor(2048, 0, 2);
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|
||||
const libopenmpt = player.libopenmpt;
|
||||
const byteArray = new Int8Array(buffer);
|
||||
const ptrToFile = this.libopenmpt._malloc(byteArray.byteLength);
|
||||
this.libopenmpt.HEAPU8.set(byteArray, ptrToFile);
|
||||
processNode.modulePtr = this.libopenmpt._openmpt_module_create_from_memory(
|
||||
const ptrToFile = libopenmpt._malloc(byteArray.byteLength);
|
||||
libopenmpt.HEAPU8.set(byteArray, ptrToFile);
|
||||
|
||||
this.modulePtr = libopenmpt._openmpt_module_create_from_memory(
|
||||
ptrToFile,
|
||||
byteArray.byteLength,
|
||||
0,
|
||||
0,
|
||||
0,
|
||||
);
|
||||
processNode.nbChannels = this.libopenmpt._openmpt_module_get_num_channels(
|
||||
processNode.modulePtr,
|
||||
this.nbChannels = libopenmpt._openmpt_module_get_num_channels(
|
||||
this.modulePtr,
|
||||
);
|
||||
processNode.patternIndex = -1;
|
||||
processNode.paused = false;
|
||||
processNode.leftBufferPtr = this.libopenmpt._malloc(4 * maxFramesPerChunk);
|
||||
processNode.rightBufferPtr = this.libopenmpt._malloc(4 * maxFramesPerChunk);
|
||||
processNode.cleanup = function () {
|
||||
if (this.modulePtr !== 0) {
|
||||
processNode.player.libopenmpt._openmpt_module_destroy(this.modulePtr);
|
||||
this.modulePtr = 0;
|
||||
}
|
||||
if (this.leftBufferPtr !== 0) {
|
||||
processNode.player.libopenmpt._free(this.leftBufferPtr);
|
||||
this.leftBufferPtr = 0;
|
||||
}
|
||||
if (this.rightBufferPtr !== 0) {
|
||||
processNode.player.libopenmpt._free(this.rightBufferPtr);
|
||||
this.rightBufferPtr = 0;
|
||||
}
|
||||
};
|
||||
processNode.stop = function () {
|
||||
this.disconnect();
|
||||
this.cleanup();
|
||||
};
|
||||
processNode.pause = function () {
|
||||
this.paused = true;
|
||||
};
|
||||
processNode.unpause = function () {
|
||||
this.patternIndex = -1;
|
||||
this.paused = false;
|
||||
};
|
||||
processNode.togglePause = function () {
|
||||
this.paused = !this.paused;
|
||||
};
|
||||
processNode.onaudioprocess = function (e) {
|
||||
const outputL = e.outputBuffer.getChannelData(0);
|
||||
const outputR = e.outputBuffer.getChannelData(1);
|
||||
this.leftBufferPtr = libopenmpt._malloc(4 * maxFramesPerChunk);
|
||||
this.rightBufferPtr = libopenmpt._malloc(4 * maxFramesPerChunk);
|
||||
|
||||
this.processNode.addEventListener('audioprocess', (ev) => {
|
||||
const outputL = ev.outputBuffer.getChannelData(0);
|
||||
const outputR = ev.outputBuffer.getChannelData(1);
|
||||
let framesToRender = outputL.length;
|
||||
if (this.ModulePtr === 0) {
|
||||
if (this.modulePtr === 0) {
|
||||
for (let i = 0; i < framesToRender; ++i) {
|
||||
outputL[i] = 0;
|
||||
outputR[i] = 0;
|
||||
}
|
||||
this.disconnect();
|
||||
this.processNode.disconnect();
|
||||
this.cleanup();
|
||||
return;
|
||||
}
|
||||
|
|
@ -317,24 +303,24 @@ ChiptuneJsPlayer.prototype.createLibopenmptNode = async function (
|
|||
let error = false;
|
||||
|
||||
const currentPattern =
|
||||
processNode.player.libopenmpt._openmpt_module_get_current_pattern(
|
||||
this.player.libopenmpt._openmpt_module_get_current_pattern(
|
||||
this.modulePtr,
|
||||
);
|
||||
const currentRow =
|
||||
processNode.player.libopenmpt._openmpt_module_get_current_row(
|
||||
this.player.libopenmpt._openmpt_module_get_current_row(
|
||||
this.modulePtr,
|
||||
);
|
||||
if (currentPattern !== this.patternIndex) {
|
||||
processNode.player.fireEvent('onPatternChange');
|
||||
this.player.fireEvent('onPatternChange');
|
||||
}
|
||||
processNode.player.fireEvent('onRowChange', { index: currentRow });
|
||||
this.player.fireEvent('onRowChange', { index: currentRow });
|
||||
|
||||
while (framesToRender > 0) {
|
||||
const framesPerChunk = Math.min(framesToRender, maxFramesPerChunk);
|
||||
const actualFramesPerChunk =
|
||||
processNode.player.libopenmpt._openmpt_module_read_float_stereo(
|
||||
this.player.libopenmpt._openmpt_module_read_float_stereo(
|
||||
this.modulePtr,
|
||||
this.context.sampleRate,
|
||||
this.processNode.context.sampleRate,
|
||||
framesPerChunk,
|
||||
this.leftBufferPtr,
|
||||
this.rightBufferPtr,
|
||||
|
|
@ -344,11 +330,11 @@ ChiptuneJsPlayer.prototype.createLibopenmptNode = async function (
|
|||
// modulePtr will be 0 on openmpt: error: openmpt_module_read_float_stereo: ERROR: module * not valid or other openmpt error
|
||||
error = !this.modulePtr;
|
||||
}
|
||||
const rawAudioLeft = processNode.player.libopenmpt.HEAPF32.subarray(
|
||||
const rawAudioLeft = this.player.libopenmpt.HEAPF32.subarray(
|
||||
this.leftBufferPtr / 4,
|
||||
this.leftBufferPtr / 4 + actualFramesPerChunk,
|
||||
);
|
||||
const rawAudioRight = processNode.player.libopenmpt.HEAPF32.subarray(
|
||||
const rawAudioRight = this.player.libopenmpt.HEAPF32.subarray(
|
||||
this.rightBufferPtr / 4,
|
||||
this.rightBufferPtr / 4 + actualFramesPerChunk,
|
||||
);
|
||||
|
|
@ -364,12 +350,45 @@ ChiptuneJsPlayer.prototype.createLibopenmptNode = async function (
|
|||
framesRendered += framesPerChunk;
|
||||
}
|
||||
if (ended) {
|
||||
this.disconnect();
|
||||
this.processNode.disconnect();
|
||||
this.cleanup();
|
||||
error
|
||||
? processNode.player.fireEvent('onError', { type: 'openmpt' })
|
||||
: processNode.player.fireEvent('onEnded');
|
||||
? this.player.fireEvent('onError', { type: 'openmpt' })
|
||||
: this.player.fireEvent('onEnded');
|
||||
}
|
||||
};
|
||||
return processNode;
|
||||
};
|
||||
});
|
||||
}
|
||||
|
||||
cleanup() {
|
||||
if (this.modulePtr !== 0) {
|
||||
this.player.libopenmpt._openmpt_module_destroy(this.modulePtr);
|
||||
this.modulePtr = 0;
|
||||
}
|
||||
if (this.leftBufferPtr !== 0) {
|
||||
this.player.libopenmpt._free(this.leftBufferPtr);
|
||||
this.leftBufferPtr = 0;
|
||||
}
|
||||
if (this.rightBufferPtr !== 0) {
|
||||
this.player.libopenmpt._free(this.rightBufferPtr);
|
||||
this.rightBufferPtr = 0;
|
||||
}
|
||||
}
|
||||
|
||||
stop() {
|
||||
this.processNode.disconnect();
|
||||
this.cleanup();
|
||||
}
|
||||
|
||||
pause() {
|
||||
this.paused = true;
|
||||
}
|
||||
|
||||
unpause() {
|
||||
this.paused = false;
|
||||
}
|
||||
|
||||
togglePause() {
|
||||
this.paused = !this.paused;
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue