"use strict";
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/**
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* @license
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* Copyright 2017 Google Inc. All Rights Reserved.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* =============================================================================
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*/
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Object.defineProperty(exports, "__esModule", { value: true });
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var delayCallback = (function () {
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if (typeof requestAnimationFrame !== 'undefined') {
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return requestAnimationFrame;
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}
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else if (typeof setImmediate !== 'undefined') {
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return setImmediate;
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}
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return function (f) { return f(); }; // no delays
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})();
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/**
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* Returns a promise that resolve when a requestAnimationFrame has completed.
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*
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* On Node.js this uses setImmediate instead of requestAnimationFrame.
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*
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* This is simply a sugar method so that users can do the following:
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* `await tf.nextFrame();`
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*/
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/** @doc {heading: 'Performance', subheading: 'Timing'} */
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function nextFrame() {
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return new Promise(function (resolve) { return delayCallback(function () { return resolve(); }); });
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}
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exports.nextFrame = nextFrame;
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//# sourceMappingURL=browser_util.js.map
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