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1// Copyright (C) 2021 The Android Open Source Project
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//      http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15import {ColumnDef} from '../../common/aggregation_data';
16import {Area, Sorting} from '../../common/state';
17import {ACTUAL_FRAMES_SLICE_TRACK_KIND} from '../../core/track_kinds';
18import {globals} from '../../frontend/globals';
19import {Engine} from '../../trace_processor/engine';
20
21import {AggregationController} from './aggregation_controller';
22
23export class FrameAggregationController extends AggregationController {
24  async createAggregateView(engine: Engine, area: Area) {
25    await engine.query(`drop view if exists ${this.kind};`);
26
27    const selectedSqlTrackIds: number[] = [];
28    for (const trackKey of area.tracks) {
29      const track = globals.state.tracks[trackKey];
30      // Track will be undefined for track groups.
31      if (track?.uri !== undefined) {
32        const trackInfo = globals.trackManager.resolveTrackInfo(track.uri);
33        if (trackInfo?.kind === ACTUAL_FRAMES_SLICE_TRACK_KIND) {
34          trackInfo.trackIds && selectedSqlTrackIds.push(...trackInfo.trackIds);
35        }
36      }
37    }
38    if (selectedSqlTrackIds.length === 0) return false;
39
40    const query = `create view ${this.kind} as
41        SELECT
42        jank_type,
43        count(1) as occurrences,
44        MIN(dur) as minDur,
45        AVG(dur) as meanDur,
46        MAX(dur) as maxDur
47        FROM actual_frame_timeline_slice
48        WHERE track_id IN (${selectedSqlTrackIds}) AND
49        ts + dur > ${area.start} AND
50        ts < ${area.end} group by jank_type`;
51
52    await engine.query(query);
53    return true;
54  }
55
56  getTabName() {
57    return 'Frames';
58  }
59
60  async getExtra() {}
61
62  getDefaultSorting(): Sorting {
63    return {column: 'occurrences', direction: 'DESC'};
64  }
65
66  getColumnDefinitions(): ColumnDef[] {
67    return [
68      {
69        title: 'Jank Type',
70        kind: 'STRING',
71        columnConstructor: Uint16Array,
72        columnId: 'jank_type',
73      },
74      {
75        title: 'Min duration',
76        kind: 'NUMBER',
77        columnConstructor: Uint16Array,
78        columnId: 'minDur',
79      },
80      {
81        title: 'Max duration',
82        kind: 'NUMBER',
83        columnConstructor: Uint16Array,
84        columnId: 'maxDur',
85      },
86      {
87        title: 'Mean duration',
88        kind: 'NUMBER',
89        columnConstructor: Uint16Array,
90        columnId: 'meanDur',
91      },
92      {
93        title: 'Occurrences',
94        kind: 'NUMBER',
95        columnConstructor: Uint16Array,
96        columnId: 'occurrences',
97        sum: true,
98      },
99    ];
100  }
101}
102