Version: 2021.2
言語: 日本語

説明

Use for the flow end point.

Marks the ProfilerMarker scope that the ProfilerFlowEventType.End is enclosed in as the final flow point.

using System;
using System.Threading;
using Unity.Profiling;
using Unity.Profiling.LowLevel;
using Unity.Profiling.LowLevel.Unsafe;

public class Example { public const int k_NumberOfTasks = 4;

static readonly ProfilerMarker k_ScheduleParallelTasksMarker = new ProfilerMarker("Schedule Parallel Tasks"); static readonly ProfilerMarker k_ParallelTaskMarker = new ProfilerMarker("Parallel Task"); static readonly ProfilerMarker k_TaskSyncMarker = new ProfilerMarker("Sync Task");

static void EmitFlowEventAndChainThread(uint flowId) { // Mark the next k_ParallelTaskMarker as a beginning of the flow ProfilerUnsafeUtility.FlowEvent(flowId, ProfilerFlowEventType.ParallelNext); using (k_ParallelTaskMarker.Auto()) { // Do work } }

static void ScheduleParallelTask() { uint flowId; var threads = new Thread[k_NumberOfTasks]; using (k_ScheduleParallelTasksMarker.Auto()) { flowId = ProfilerUnsafeUtility.CreateFlow(ProfilerUnsafeUtility.CategoryScripts); // Mark the parent k_ScheduleParallelTasksMarker as a beginning of the flow ProfilerUnsafeUtility.FlowEvent(flowId, ProfilerFlowEventType.Begin); for (var i = 0; i < k_NumberOfTasks; ++i) { var thread = new Thread(() => EmitFlowEventAndChainThread(flowId)); thread.Start(); threads[i] = thread; } }

using (k_TaskSyncMarker.Auto()) { // Mark the parent k_TaskSyncMarker as a beginning of the flow ProfilerUnsafeUtility.FlowEvent(flowId, ProfilerFlowEventType.End); for (var i = 0; i < k_NumberOfTasks; ++i) threads[i].Join(); } } }