92 lines
2.9 KiB
C
92 lines
2.9 KiB
C
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// @lint-ignore-every LICENSELINT
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// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "OculusXRHMDPrivate.h"
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#define OCULUS_STRESS_TESTS_ENABLED (OCULUS_HMD_SUPPORTED_PLATFORMS && !UE_BUILD_SHIPPING && !PLATFORM_ANDROID)
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#if OCULUS_STRESS_TESTS_ENABLED
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namespace OculusXRHMD
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{
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//-------------------------------------------------------------------------------------------------
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// FStressTester
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//-------------------------------------------------------------------------------------------------
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class FStressTester
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{
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public:
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const float MinPixelDensity = 0.4f;
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const float MaxPixelDensity = 2.0f;
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enum EStressTestMode
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{
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STM_None,
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STM_EyeBufferRealloc = 0x01,
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STM_CPUSpin = 0x02,
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STM_GPU = 0x04,
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STM__All = ((STM_GPU << 1) - 1)
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};
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// multiple masks could be set, see EStressTestMode
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void SetStressMode(uint32 InStressMask);
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uint32 GetStressMode() const { return Mode; }
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// sets limits for CPUSpin mode, per frame
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void SetCPUSpinOffPerFrameInSeconds(double InCPUSpinOffInSeconds) { CPUSpinOffInSeconds = InCPUSpinOffInSeconds; }
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// set GPU load multiplier
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// if IterationsMultiplier is 0 then the multiplier will be randomly changed in 1..20 range.
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// the bigger the multiplier the longer it takes GPU to draw the quad.
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void SetGPULoadMultiplier(int IterationsMultiplier) { GPUIterationsMultiplier = IterationsMultiplier; }
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// sets time limit for STM_EyeBufferRealloc mode; 0 - unlimited
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void SetPDsTimeLimitInSeconds(double InSeconds) { PDsTimeLimitInSeconds = InSeconds; }
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// sets time limit for STM_CPUSpin mode; 0 - unlimited
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void SetCPUsTimeLimitInSeconds(double InSeconds) { CPUsTimeLimitInSeconds = InSeconds; }
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// sets time limit for STM_GPU mode; 0 - unlimited
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void SetGPUsTimeLimitInSeconds(double InSeconds) { GPUsTimeLimitInSeconds = InSeconds; }
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static TSharedRef<class FStressTester, ESPMode::ThreadSafe> Get();
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static void TickCPU_GameThread(class FOculusXRHMD* pPlugin)
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{
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CheckInGameThread();
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if (SharedInstance.IsValid())
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{
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SharedInstance->DoTickCPU_GameThread(pPlugin);
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}
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}
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protected:
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void DoTickCPU_GameThread(class FOculusXRHMD* pPlugin);
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FStressTester();
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uint32 Mode; // bit mask, see EStressTestMode
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double CPUSpinOffInSeconds; // limit of additional CPU load per frame, STM_CPUSpin
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double PDsTimeLimitInSeconds; // time limit for STM_EyeBufferRealloc mode; 0 - unlimited
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double CPUsTimeLimitInSeconds; // time limit for STM_CPUSpin mode; 0 - unlimited
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double GPUsTimeLimitInSeconds; // time limit for STM_GPU mode; 0 - unlimited
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// the higher multiplier the longer it takes GPU to draw
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int GPUIterationsMultiplier; // if 0 - then it is dynamically changed.
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double CPUStartTimeInSeconds;
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double GPUStartTimeInSeconds;
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double PDStartTimeInSeconds;
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static TSharedPtr<class FStressTester, ESPMode::ThreadSafe> SharedInstance;
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};
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} // namespace OculusXRHMD
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#endif // #if OCULUS_STRESS_TESTS_ENABLED
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