| // Copyright (C) 2021 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| import {slowlyCountRows} from '../../common/query_iterator'; |
| import {fromNs, toNs} from '../../common/time'; |
| import { |
| TrackController, |
| trackControllerRegistry, |
| } from '../../controller/track_controller'; |
| |
| import {Config, Data, EXPECTED_FRAMES_SLICE_TRACK_KIND} from './common'; |
| |
| class ExpectedFramesSliceTrackController extends TrackController<Config, Data> { |
| static readonly kind = EXPECTED_FRAMES_SLICE_TRACK_KIND; |
| private maxDurNs = 0; |
| |
| async onBoundsChange(start: number, end: number, resolution: number): |
| Promise<Data> { |
| const startNs = toNs(start); |
| const endNs = toNs(end); |
| |
| const pxSize = this.pxSize(); |
| |
| // ns per quantization bucket (i.e. ns per pixel). /2 * 2 is to force it to |
| // be an even number, so we can snap in the middle. |
| const bucketNs = Math.max(Math.round(resolution * 1e9 * pxSize / 2) * 2, 1); |
| |
| if (this.maxDurNs === 0) { |
| const maxDurResult = await this.query(` |
| select max(iif(dur = -1, (SELECT end_ts FROM trace_bounds) - ts, dur)) |
| from experimental_slice_layout |
| where filter_track_ids = '${this.config.trackIds.join(',')}' |
| `); |
| if (slowlyCountRows(maxDurResult) === 1) { |
| this.maxDurNs = maxDurResult.columns[0].longValues![0]; |
| } |
| } |
| |
| const rawResult = await this.query(` |
| SELECT |
| (ts + ${bucketNs / 2}) / ${bucketNs} * ${bucketNs} as tsq, |
| ts, |
| max(iif(dur = -1, (SELECT end_ts FROM trace_bounds) - ts, dur)) as dur, |
| layout_depth, |
| name, |
| id, |
| dur = 0 as is_instant, |
| dur = -1 as is_incomplete |
| from experimental_slice_layout |
| where |
| filter_track_ids = '${this.config.trackIds.join(',')}' and |
| ts >= ${startNs - this.maxDurNs} and |
| ts <= ${endNs} |
| group by tsq, layout_depth |
| order by tsq, layout_depth |
| `); |
| |
| const numRows = slowlyCountRows(rawResult); |
| const slices: Data = { |
| start, |
| end, |
| resolution, |
| length: numRows, |
| strings: [], |
| sliceIds: new Float64Array(numRows), |
| starts: new Float64Array(numRows), |
| ends: new Float64Array(numRows), |
| depths: new Uint16Array(numRows), |
| titles: new Uint16Array(numRows), |
| colors: new Uint16Array(numRows), |
| isInstant: new Uint16Array(numRows), |
| isIncomplete: new Uint16Array(numRows), |
| }; |
| |
| const stringIndexes = new Map<string, number>(); |
| function internString(str: string) { |
| let idx = stringIndexes.get(str); |
| if (idx !== undefined) return idx; |
| idx = slices.strings.length; |
| slices.strings.push(str); |
| stringIndexes.set(str, idx); |
| return idx; |
| } |
| const greenIndex = internString('#4CAF50'); |
| |
| const cols = rawResult.columns; |
| for (let row = 0; row < numRows; row++) { |
| const startNsQ = +cols[0].longValues![row]; |
| const startNs = +cols[1].longValues![row]; |
| const durNs = +cols[2].longValues![row]; |
| const endNs = startNs + durNs; |
| |
| let endNsQ = Math.floor((endNs + bucketNs / 2 - 1) / bucketNs) * bucketNs; |
| endNsQ = Math.max(endNsQ, startNsQ + bucketNs); |
| |
| if (startNsQ === endNsQ) { |
| throw new Error('Should never happen'); |
| } |
| |
| slices.starts[row] = fromNs(startNsQ); |
| slices.ends[row] = fromNs(endNsQ); |
| slices.depths[row] = +cols[3].longValues![row]; |
| slices.titles[row] = internString(cols[4].stringValues![row]); |
| slices.sliceIds[row] = +cols[5].longValues![row]; |
| slices.isInstant[row] = +cols[6].longValues![row]; |
| slices.isIncomplete[row] = +cols[7].longValues![row]; |
| slices.colors![row] = greenIndex; |
| } |
| return slices; |
| } |
| } |
| |
| |
| trackControllerRegistry.register(ExpectedFramesSliceTrackController); |