3907154c2c
Flicker on master diverged form sc-v2, to make it easier to debug flicker issues on sc-v2, push the current version of flicker into sc-v2 Test: atest FlickerTests WMShellFlickerTests Bug: 183993924 Change-Id: I0bd06578e7c93271d4f84361c15818385a8a4fdb
104 lines
2.7 KiB
JavaScript
104 lines
2.7 KiB
JavaScript
/*
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* Copyright 2020, The Android Open Source Project
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*
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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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// Find the index of the last element matching the predicate in a sorted array
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function findLastMatchingSorted(array, predicate) {
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let a = 0;
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let b = array.length - 1;
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while (b - a > 1) {
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const m = Math.floor((a + b) / 2);
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if (predicate(array, m)) {
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a = m;
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} else {
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b = m - 1;
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}
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}
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return predicate(array, b) ? b : a;
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}
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// Make sure stableId is unique (makes old versions of proto compatible)
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function stableIdCompatibilityFixup(item) {
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// For backwards compatibility
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// (the only item that doesn't have a unique stable ID in the tree)
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if (item.stableId === 'winToken|-|') {
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return item.stableId + item.children[0].stableId;
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}
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return item.stableId;
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}
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const DIRECTION = Object.freeze({
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BACKWARD: -1,
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FORWARD: 1,
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});
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const TimeUnits = Object.freeze({
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NANO_SECONDS: 'ns',
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MILLI_SECONDS: 'ms',
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SECONDS: 's',
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MINUTES: 'm',
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HOURS: 'h',
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DAYS: 'd',
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});
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function nanosToString(elapsedRealtimeNanos, precision) {
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const units = [
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[1000000, TimeUnits.NANO_SECONDS],
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[1000, TimeUnits.MILLI_SECONDS],
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[60, TimeUnits.SECONDS],
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[60, TimeUnits.MINUTES],
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[24, TimeUnits.HOURS],
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[Infinity, TimeUnits.DAYS],
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];
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const parts = [];
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let precisionThresholdReached = false;
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units.some(([div, timeUnit], i) => {
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const part = (elapsedRealtimeNanos % div).toFixed()
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if (timeUnit === precision) {
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precisionThresholdReached = true;
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}
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if (precisionThresholdReached) {
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parts.push(part + timeUnit);
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}
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elapsedRealtimeNanos = Math.floor(elapsedRealtimeNanos / div);
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return elapsedRealtimeNanos == 0;
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});
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return parts.reverse().join('');
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}
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/** Checks for match in window manager properties taskId, layerId, or windowToken,
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* or surface flinger property id
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*/
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function isPropertyMatch(flickerItem, entryItem) {
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return flickerItem.taskId === entryItem.taskId ||
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(flickerItem.windowToken === entryItem.windowToken) ||
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((flickerItem.layerId === entryItem.layerId) && flickerItem.layerId !== 0) ||
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flickerItem.layerId === entryItem.id;
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}
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export {
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DIRECTION,
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findLastMatchingSorted,
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isPropertyMatch,
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stableIdCompatibilityFixup,
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nanosToString,
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TimeUnits
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} |