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101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
/*
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* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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* its licensors.
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*
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* For complete copyright and license terms please see the LICENSE at the root of this
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* distribution (the "License"). All use of this software is governed by the License,
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* or, if provided, by the license below or the license accompanying this file. Do not
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* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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*/
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// Original file Copyright Crytek GMBH or its affiliates, used under license.
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#ifndef CRYINCLUDE_CRYENGINE_RENDERDLL_XRENDERD3D9_GPUTIMER_H
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#define CRYINCLUDE_CRYENGINE_RENDERDLL_XRENDERD3D9_GPUTIMER_H
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#pragma once
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class IGPUTimer
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{
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public:
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virtual ~IGPUTimer() = default;
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virtual void Start(const char* name) = 0;
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virtual void Stop() = 0;
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virtual void UpdateTime() = 0;
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virtual bool Init() = 0;
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virtual float GetTime() const = 0;
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};
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class CNullGPUTimer : public IGPUTimer
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{
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public:
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AZ_CLASS_ALLOCATOR(CNullGPUTimer, AZ::OSAllocator, 0)
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void Start([[maybe_unused]] const char* name) {}
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void Stop() {}
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void UpdateTime() {}
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bool Init() { return false; }
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float GetTime() const { return 0; }
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};
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class CD3DGPUTimer : public IGPUTimer
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{
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public:
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AZ_CLASS_ALLOCATOR(CD3DGPUTimer, AZ::OSAllocator, 0)
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CD3DGPUTimer();
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virtual ~CD3DGPUTimer();
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virtual void Start(const char* name) override;
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virtual void Stop() override;
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virtual void UpdateTime() override;
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float GetTime() const override { return m_time; }
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float GetSmoothedTime() const { return m_smoothedTime; }
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bool IsStarted() const { return m_bStarted; }
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bool HasPendingQueries() const { return m_bWaiting; }
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void Release();
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virtual bool Init();
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private:
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float m_time;
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float m_smoothedTime;
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bool m_bInitialized;
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bool m_bStarted;
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bool m_bWaiting;
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AZStd::string m_Name;
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#if GPUTIMER_H_TRAIT_DEFINEQUERIES
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ID3D11Query* m_pQueryStart, *m_pQueryStop, *m_pQueryFreq;
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#elif defined(AZ_RESTRICTED_PLATFORM)
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#include AZ_RESTRICTED_FILE(GPUTimer_h)
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#endif
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void RecordSlice(AZ::u64 timeStart, AZ::u64 timeStop, AZ::u64 frequency);
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};
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class CD3DProfilingGPUTimer : public CD3DGPUTimer
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{
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public:
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static void EnableTiming();
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static void DisableTiming();
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static void AllowTiming();
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static void DisallowTiming();
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static bool IsTimingEnabled() { return s_bTimingEnabled; }
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static bool IsTimingAllowed() { return s_bTimingAllowed; }
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void Start(const char* name) override;
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void Stop() override;
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void UpdateTime() override;
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bool Init() override;
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private:
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static bool s_bTimingEnabled;
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static bool s_bTimingAllowed;
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};
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#endif
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