47 lines
994 B
C++
47 lines
994 B
C++
// Copyright (c) 2012-2024 Wojciech Figat. All rights reserved.
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#pragma once
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#if GRAPHICS_API_DIRECTX12
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#include "Engine/Graphics/GPUTimerQuery.h"
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#include "GPUDeviceDX12.h"
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/// <summary>
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/// GPU timer query object for DirectX 12 backend.
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/// </summary>
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class GPUTimerQueryDX12 : public GPUResourceDX12<GPUTimerQuery>
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{
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private:
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bool _hasResult = false;
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bool _endCalled = false;
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float _timeDelta = 0.0f;
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uint64 _gpuFrequency = 0;
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QueryHeapDX12::ElementHandle _begin;
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QueryHeapDX12::ElementHandle _end;
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public:
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/// <summary>
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/// Initializes a new instance of the <see cref="GPUTimerQueryDX12"/> class.
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/// </summary>
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/// <param name="device">The graphics device.</param>
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GPUTimerQueryDX12(GPUDeviceDX12* device);
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public:
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// [GPUTimerQuery]
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void Begin() override;
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void End() override;
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bool HasResult() override;
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float GetResult() override;
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protected:
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// [GPUResourceDX12]
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void OnReleaseGPU() override;
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};
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#endif
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