GenlockedCustomTimeStep.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreTypes.h"
#include "FixedFrameRateCustomTimeStep.h"
#include "HAL/IConsoleManager.h"
#include "Misc/AssertionMacros.h"
#include "Misc/FrameRate.h"
#include "UObject/ObjectMacros.h"
#include "UObject/UObjectGlobals.h"
 
#include "GenlockedCustomTimeStep.generated.h"
 
class UObject;
 
UCLASS(Abstract, MinimalAPI)
class UGenlockedCustomTimeStep : public UFixedFrameRateCustomTimeStep
{
    GENERATED_BODY()
 
protected:
 
    virtual bool WaitForSync() PURE_VIRTUAL(UGenlockedCustomTimeStep::WaitForSync, return false;);
 
    TIMEMANAGEMENT_API void UpdateAppTimes(const double& TimeBeforeSync, const double& TimeAfterSync) const;
 
public:
    //~ UFixedFrameRateCustomTimeStep interface
    virtual FFrameRate GetFixedFrameRate() const PURE_VIRTUAL(UGenlockedCustomTimeStep::GetFixedFrameRate, return FFrameRate(24,1););
 
    virtual FFrameRate GetSyncRate() const { return GetFixedFrameRate(); };
 
    virtual uint32 GetLastSyncCountDelta() const PURE_VIRTUAL(UGenlockedCustomTimeStep::GetLastSyncCountDelta, return 1;);
 
    virtual bool IsLastSyncDataValid() const PURE_VIRTUAL(UGenlockedCustomTimeStep::IsLastSyncDataValid, return false;);
 
    TIMEMANAGEMENT_API virtual uint32 GetExpectedSyncCountDelta() const;
 
    virtual bool SupportsFormatAutoDetection() const { return false; };
 
    UPROPERTY()
    bool bAutoDetectFormat = false;
 
    static TIMEMANAGEMENT_API TAutoConsoleVariable<int32> CVarExperimentalFieldFlipFix;
 
    UPROPERTY(EditAnywhere, Category = "Genlock Options")
    bool bWaitForBothFields = false;
};