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14 lines
439 B
TypeScript
14 lines
439 B
TypeScript
/*
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* SPDX-FileCopyrightText: syuilo and misskey-project
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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const canvas = globalThis.OffscreenCanvas && new OffscreenCanvas(1, 1);
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// 環境によってはOffscreenCanvasが存在しないため
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// eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
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const gl = canvas?.getContext('webgl2');
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if (gl) {
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postMessage({ result: true });
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} else {
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postMessage({ result: false });
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}
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