132 lines
3.3 KiB
C
132 lines
3.3 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 "UObject/ObjectMacros.h"
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#include "Engine/SceneCapture2D.h"
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#include "AudioResampler.h"
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#include "AudioDefines.h"
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#include "OculusXRPluginWrapper.h"
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#include "Materials/MaterialInstanceDynamic.h"
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#include "AudioMixer.h"
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#include "OculusXRMR_CastingCameraActor.generated.h"
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#if PLATFORM_ANDROID
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#define MRC_SWAPCHAIN_LENGTH 3
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#endif
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class UOculusXRMR_PlaneMeshComponent;
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class UMaterial;
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class AOculusXRMR_BoundaryActor;
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class UTextureRenderTarget2D;
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class UOculusXRMR_Settings;
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class UOculusXRMR_State;
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/**
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* The camera actor in the level that tracks the binded physical camera in game
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*/
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UCLASS(ClassGroup = OculusXRMR, NotPlaceable, NotBlueprintable)
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class AOculusXRMR_CastingCameraActor : public ASceneCapture2D
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{
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GENERATED_BODY()
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public:
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AOculusXRMR_CastingCameraActor(const FObjectInitializer& ObjectInitializer);
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/** Initialize the MRC settings and states */
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void InitializeStates(UOculusXRMR_Settings* MRSettingsIn, UOculusXRMR_State* MRStateIn);
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virtual void BeginPlay() override;
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virtual void EndPlay(EEndPlayReason::Type Reason) override;
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virtual void Tick(float DeltaTime) override;
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virtual void BeginDestroy() override;
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UPROPERTY()
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class UVRNotificationsComponent* VRNotificationComponent;
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UPROPERTY()
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UOculusXRMR_PlaneMeshComponent* PlaneMeshComponent;
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UPROPERTY()
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UMaterial* OpaqueColoredMaterial;
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UPROPERTY()
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UMaterialInstanceDynamic* BackdropMaterialInstance;
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UPROPERTY()
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class UTexture2D* DefaultTexture_White;
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bool TrackedCameraCalibrationRequired;
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bool HasTrackedCameraCalibrationCalibrated;
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FQuat InitialCameraAbsoluteOrientation;
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FVector InitialCameraAbsolutePosition;
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FQuat InitialCameraRelativeOrientation;
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FVector InitialCameraRelativePosition;
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int32 RefreshBoundaryMeshCounter;
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private:
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/** Move the casting camera to follow the tracking reference (i.e. player) */
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void RequestTrackedCameraCalibration();
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bool RefreshExternalCamera();
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void CalibrateTrackedCameraPose();
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void SetTrackedCameraUserPoseWithCameraTransform();
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void SetTrackedCameraInitialPoseWithPlayerTransform();
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void UpdateTrackedCameraPosition();
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/** Initialize the tracked physical camera */
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void SetupTrackedCamera();
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/** Close the tracked physical camera */
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void CloseTrackedCamera();
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void OnHMDRecentered();
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const FColor& GetForegroundLayerBackgroundColor() const { return ForegroundLayerBackgroundColor; }
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void SetBackdropMaterialColor();
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void SetupBackdropMaterialInstance();
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void RepositionPlaneMesh();
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void RefreshBoundaryMesh();
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void UpdateRenderTargetSize();
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void SetupMRCScreen();
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void CloseMRCScreen();
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void Execute_BindToTrackedCameraIndexIfAvailable();
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FColor ForegroundLayerBackgroundColor;
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float ForegroundMaxDistance;
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UPROPERTY()
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TArray<UTextureRenderTarget2D*> BackgroundRenderTargets;
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UPROPERTY()
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ASceneCapture2D* ForegroundCaptureActor;
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UPROPERTY()
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TArray<UTextureRenderTarget2D*> ForegroundRenderTargets;
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UPROPERTY()
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TArray<double> PoseTimes;
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UPROPERTY()
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UOculusXRMR_Settings* MRSettings;
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UPROPERTY()
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UOculusXRMR_State* MRState;
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#if PLATFORM_ANDROID
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TArray<Audio::AlignedFloatBuffer> AudioBuffers;
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TArray<double> AudioTimes;
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int SyncId;
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const unsigned int NumRTs = MRC_SWAPCHAIN_LENGTH;
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unsigned int RenderedRTs;
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unsigned int CaptureIndex;
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#endif
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};
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