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This will break existing content. An upgrade path is not available, i.e. no redirectors. #CodeReview: max.chen, frank.fella, andrew.rodham, matt.kuhlenschmidt [CL 2709960 by Max Preussner in Main branch]
68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
// Copyright 1998-2015 Epic Games, Inc. All Rights Reserved.
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#include "MovieSceneCapturePCH.h"
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#include "LevelSequencePlayer.h"
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#include "AutomatedLevelSequenceCapture.h"
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#include "ErrorCodes.h"
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UAutomatedLevelSequenceCapture::UAutomatedLevelSequenceCapture(const FObjectInitializer& Init)
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: Super(Init)
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{
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PlaybackSettings.LoopCount = 0;
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}
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void UAutomatedLevelSequenceCapture::Initialize(FViewport* InViewport)
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{
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if (ULevelSequence* LevelSequenceAsset = Cast<ULevelSequence>(LevelSequence.TryLoad()))
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{
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// Set up an instance of the asset for the current world, so we can resolve the bindings
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AnimationInstance = NewObject<ULevelSequenceInstance>(this, "AnimationInstance");
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AnimationInstance->Initialize(LevelSequenceAsset, GWorld, false);
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// Set up an animation player that can play back the instance
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AnimationPlayback = NewObject<ULevelSequencePlayer>(this, "AnimationPlayer");
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AnimationPlayback->Initialize(AnimationInstance, GWorld, PlaybackSettings);
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// Immediately play/pause the animation. This ensures that the scene is set up, ready for playing.
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// If a preroll has been specified, this will allow temporal PP effects to settle down before capturing
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AnimationPlayback->Play();
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AnimationPlayback->Pause();
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PrerollTime = 0.f;
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}
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else
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{
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FPlatformMisc::RequestExit(FMovieSceneCaptureExitCodes::AssetNotFound);
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}
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CaptureStrategy = MakeShareable(new FFixedTimeStepCaptureStrategy(Settings.FrameRate));
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Super::Initialize(InViewport);
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}
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void UAutomatedLevelSequenceCapture::CaptureFrame(float DeltaSeconds)
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{
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if (AnimationPlayback)
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{
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if (PrerollTime.IsSet())
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{
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float& Value = PrerollTime.GetValue();
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Value += DeltaSeconds;
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if (Value >= PrerollAmount)
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{
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AnimationPlayback->Play();
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StartCapture();
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PrerollTime.Reset();
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}
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}
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else
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{
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Super::CaptureFrame(DeltaSeconds);
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AnimationPlayback->Update(DeltaSeconds);
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if (!AnimationPlayback->IsPlaying())
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{
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FPlatformMisc::RequestExit(0);
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}
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}
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}
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} |