bc518174
 王天杨
提交两个项目文件
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import { frame, cancelFrame } from '../frameloop/frame.mjs';
function observeTimeline(update, timeline) {
let prevProgress;
const onFrame = () => {
const { currentTime } = timeline;
const percentage = currentTime === null ? 0 : currentTime.value;
const progress = percentage / 100;
if (prevProgress !== progress) {
update(progress);
}
prevProgress = progress;
};
frame.preUpdate(onFrame, true);
return () => cancelFrame(onFrame);
}
export { observeTimeline };
//# sourceMappingURL=observe.mjs.map
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