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o3de/Code/CryEngine/RenderDll/XRenderD3D9/GPUTimer.h

101 lines
2.7 KiB
C++

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