92 lines
3.1 KiB
C#
92 lines
3.1 KiB
C#
// Copyright (c) 2012-2021 Wojciech Figat. All rights reserved.
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using System;
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using FlaxEngine.GUI;
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namespace FlaxEditor.Windows.Profiler
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{
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/// <summary>
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/// The memory profiling mode focused on system memory allocations breakdown.
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/// </summary>
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/// <seealso cref="FlaxEditor.Windows.Profiler.ProfilerMode" />
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internal sealed class Memory : ProfilerMode
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{
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private readonly SingleChart _nativeAllocationsChart;
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private readonly SingleChart _managedAllocationsChart;
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public Memory()
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: base("Memory")
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{
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// Layout
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var panel = new Panel(ScrollBars.Vertical)
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{
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AnchorPreset = AnchorPresets.StretchAll,
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Offsets = Margin.Zero,
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Parent = this,
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};
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var layout = new VerticalPanel
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{
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AnchorPreset = AnchorPresets.HorizontalStretchTop,
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Offsets = Margin.Zero,
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IsScrollable = true,
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Parent = panel,
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};
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// Chart
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_nativeAllocationsChart = new SingleChart
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{
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Title = "Native Memory Allocation",
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FormatSample = v => Utilities.Utils.FormatBytesCount((int)v),
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Parent = layout,
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};
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_nativeAllocationsChart.SelectedSampleChanged += OnSelectedSampleChanged;
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_managedAllocationsChart = new SingleChart
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{
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Title = "Managed Memory Allocation",
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FormatSample = v => Utilities.Utils.FormatBytesCount((int)v),
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Parent = layout,
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};
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_managedAllocationsChart.SelectedSampleChanged += OnSelectedSampleChanged;
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}
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/// <inheritdoc />
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public override void Clear()
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{
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_nativeAllocationsChart.Clear();
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_managedAllocationsChart.Clear();
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}
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/// <inheritdoc />
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public override void Update(ref SharedUpdateData sharedData)
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{
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// Count memory allocated during last frame
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int nativeMemoryAllocation = 0;
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int managedMemoryAllocation = 0;
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var events = sharedData.GetEventsCPU();
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var length = events?.Length ?? 0;
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for (int i = 0; i < length; i++)
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{
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var ee = events[i].Events;
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if (ee == null)
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continue;
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for (int j = 0; j < ee.Length; j++)
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{
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ref var e = ref ee[j];
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nativeMemoryAllocation += e.NativeMemoryAllocation;
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managedMemoryAllocation += e.ManagedMemoryAllocation;
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}
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}
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_nativeAllocationsChart.AddSample(nativeMemoryAllocation);
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_managedAllocationsChart.AddSample(managedMemoryAllocation);
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}
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/// <inheritdoc />
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public override void UpdateView(int selectedFrame, bool showOnlyLastUpdateEvents)
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{
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_nativeAllocationsChart.SelectedSampleIndex = selectedFrame;
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_managedAllocationsChart.SelectedSampleIndex = selectedFrame;
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}
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}
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}
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