Merge branch 'feature/pawn_cluster_sync' into 'dev/5.3'

add sync component to pawn

See merge request vr-vis/VR-Group/unreal-development/plugins/rwth-vr-toolkit!61

Author: Jonathan Ehret

Source/RWTHVRToolkit/Private/Pawn/RWTHVRPawn.cpp

@@ -35,6 +35,14 @@ ARWTHVRPawn::ARWTHVRPawn(const FObjectInitializer& ObjectInitializer) : Super(Ob
 
 	LeftHand = CreateDefaultSubobject<UReplicatedMotionControllerComponent>(TEXT("Left Hand MCC"));
 	LeftHand->SetupAttachment(RootComponent);
+
+	// Add an nDisplay Parent Sync Component. It syncs the parent's transform from master to clients.
+	// This is required because for collision based movement, it can happen that the physics engine
+	// for some reason acts different on the nodes, therefore leading to a potential desync when
+	// e.g. colliding with an object while moving.
+	SyncComponent =
+		CreateDefaultSubobject<UDisplayClusterSceneComponentSyncParent>(TEXT("Parent Display Cluster Sync Component"));
+	SyncComponent->SetupAttachment(RootComponent);
 }
 
 void ARWTHVRPawn::Tick(float DeltaSeconds)

Source/RWTHVRToolkit/Public/Pawn/RWTHVRPawn.h

@@ -5,6 +5,9 @@
 #include "CoreMinimal.h"
 #include "LiveLinkRole.h"
 #include "Pawn/Navigation/CollisionHandlingMovement.h"
+
+#include "Components/DisplayClusterSceneComponentSyncParent.h"
+
 #include "RWTHVRPawn.generated.h"
 
 class UInputMappingContext;
@@ -48,6 +51,9 @@ class RWTHVRTOOLKIT_API ARWTHVRPawn : public APawn
 	UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = "Pawn|Camera")
 	UCameraComponent* HeadCameraComponent;
 
+	UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = "Pawn|Camera")
+	UDisplayClusterSceneComponentSyncParent* SyncComponent;
+
 	// LiveLink functionality
 
 	/* Set whether nDisplay should disable LiveLink tracking*/