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testing synced player source

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This commit is contained in:
Yotam Mann 2020-04-16 21:45:51 -04:00
parent f28c4b4a84
commit 9f5ed8ef2e
2 changed files with 20 additions and 1 deletions
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19
Tone/source/Source.test.ts
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@ -244,6 +244,25 @@ describe("Source", () => {
}, 0.6);
});
it("can schedule multiple starts", () => {
return Offline(({ transport }) => {
const buff = ToneAudioBuffer.fromArray(new Float32Array(1024).map(v => 1));
const source = new Player(buff);
source.sync().start(0.1).start(0.3);
transport.start(0);
expect(source.state).to.equal("stopped");
return [
atTime(0.11, () => {
expect(source.state).to.equal("started");
}),
atTime(0.31, () => {
expect(source.state).to.equal("started");
}),
];
}, 0.6);
});
it("has correct offset when the transport is started with an offset", () => {
return Offline(({ transport }) => {
const source = new Oscillator();

2
Tone/source/Source.ts
View file

@ -185,7 +185,7 @@ export abstract class Source<Options extends SourceOptions> extends ToneAudioNod
let computedTime = isUndef(time) && this._synced ? this.context.transport.seconds : this.toSeconds(time);
computedTime = this._clampToCurrentTime(computedTime);
// if it's started, stop it and restart it
if (this._state.getValueAtTime(computedTime) === "started") {
if (!this._synced && this._state.getValueAtTime(computedTime) === "started") {
// time should be strictly greater than the previous start time
assert(GT(computedTime, (this._state.get(computedTime) as StateTimelineEvent).time), "Start time must be strictly greater than previous start time");
this._state.cancel(computedTime);