1// Copyright (c) 2021 Huawei Device Co., Ltd. 2// Licensed under the Apache License, Version 2.0 (the "License"); 3// you may not use this file except in compliance with the License. 4// You may obtain a copy of the License at 5// 6// http://www.apache.org/licenses/LICENSE-2.0 7// 8// Unless required by applicable law or agreed to in writing, software 9// distributed under the License is distributed on an "AS IS" BASIS, 10// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11// See the License for the specific language governing permissions and 12// limitations under the License. 13 14import { CHART_OFFSET_LEFT, MAX_COUNT, QueryEnum, TraficEnum } from '../utils/QueryEnum'; 15import { threadPool } from '../../SqlLite'; 16import { TraceRow } from '../../../component/trace/base/TraceRow'; 17import { CpuStateStruct } from '../../ui-worker/cpu/ProcedureWorkerCpuState'; 18 19export function cpuStateSender(filterId: number, row: TraceRow<CpuStateStruct>): Promise<CpuStateStruct[]> { 20 let trafic: number = TraficEnum.Memory; 21 let width = row.clientWidth - CHART_OFFSET_LEFT; 22 if (trafic === TraficEnum.SharedArrayBuffer && !row.sharedArrayBuffers) { 23 row.sharedArrayBuffers = { 24 value: new SharedArrayBuffer(Uint32Array.BYTES_PER_ELEMENT * MAX_COUNT), 25 dur: new SharedArrayBuffer(Float64Array.BYTES_PER_ELEMENT * MAX_COUNT), 26 startTs: new SharedArrayBuffer(Float64Array.BYTES_PER_ELEMENT * MAX_COUNT), 27 height: new SharedArrayBuffer(Uint8Array.BYTES_PER_ELEMENT * MAX_COUNT), 28 }; 29 } 30 return new Promise((resolve, reject): void => { 31 threadPool.submitProto( 32 QueryEnum.CpuStateData, 33 { 34 startNS: TraceRow.range?.startNS || 0, 35 endNS: TraceRow.range?.endNS || 0, 36 recordStartNS: window.recordStartNS, 37 recordEndNS: window.recordEndNS, 38 width: width, 39 trafic: trafic, 40 sharedArrayBuffers: row.sharedArrayBuffers, 41 filterId: filterId, 42 }, 43 (res: any, len: number, transfer: boolean): void => { 44 resolve(arrayBufferHandler(transfer ? res : row.sharedArrayBuffers, len)); 45 } 46 ); 47 }); 48} 49 50function arrayBufferHandler(res: any, len: number): CpuStateStruct[] { 51 let outArr: CpuStateStruct[] = []; 52 let startTs = new Float64Array(res.startTs); 53 let dur = new Float64Array(res.dur); 54 let value = new Uint32Array(res.value); 55 let height = new Uint8Array(res.value); 56 for (let i = 0; i < len; i++) { 57 outArr.push({ 58 value: value[i], 59 dur: dur[i], 60 height: height[i], 61 startTs: startTs[i], 62 } as unknown as CpuStateStruct); 63 } 64 return outArr; 65} 66