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  3. UNetworkPhysicsComponent

UNetworkPhysicsComponent

Network physics component that will be attached to any player controller

API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/Physics

Inheritance Hierarchy

References

   
Module Engine
Header /Engine/Source/Runtime/Engine/Public/Physics/NetworkPhysicsComponent.h
Include #include "Physics/NetworkPhysicsComponent.h"

Syntax

class UNetworkPhysicsComponent : public UActorComponent

Remarks

Network physics component that will be attached to any player controller

Variables

  Type Name Description
Protected variable int32 FrameCounter Frame counter to compute the local to server offset.
Protected variable TArray< uint8 > LocalInputs List of inputs that are processed locally.
Protected variable TArray< uint8 > LocalStates List of states that are processed locally.
Protected variable TArray< uint8 > ReplicatedInputs Replicated physics inputs
Protected variable TArray< uint8 > ReplicatedStates Replicated physics states

Constructors

  Type Name Description
Public function    
Public function  

UNetworkPhysicsComponent ( const FObjectInitializer& ObjectInitializer
)

  

Functions

  Type Name Description
Public function void Add states/inputs history to rewind datas.
Public function void

CorrectServerToLocalOffset ( const int32 LocalToServerOffset
)

 Correct the player controller Server to local offset based on the received replicated states.
Public function void

CreateDatasHistory ( UActorComponent* HistoryComponent
)

 Register and create the states/inputs history.
Public function TSharedPtr< Chaos::FBaseRewindHistory > & Get the datas factory that will be used for net serialization.
Public function Virtual Const APlayerController * Get the player controller on which the component is attached.
Public function TSharedPtr< Chaos::FBaseRewindHistory > & Get the datas factory that will be used for net serialization.
Public function Const bool Check if the player controller exists and is local.
Public function Const bool Check if the world is on server.
Public function void Init the network physics component.
Public function void

OnPostProcessInputsInternal ( const int32 PhysicsStep
)

 Delegate linked to the physics rewind callback to send record local inputs/states.
Public function void

OnPreProcessInputsInternal ( const int32 PhysicsStep
)

 Delegate linked to the physics rewind callback to send record local inputs/states.
Protected function void Repnotify for the inputs on the client
Protected function void Repnotify for the states on the client
Public function void Remove states/inputs history from rewind datas.
Public function void Send the inputs replicated datas.
Public function void Send the states replicated datas.
Public function void

ServerReceiveInputsDatas ( const TArray< uint8 >& ClientInputs
)

 Server RPC to receive inputs from client.
Protected function void Update the histories packagemap for serialization.

Overridden from UActorComponent

  Type Name Description
Public function Virtual void

AsyncPhysicsTickComponent ( float DeltaTime,
float SimTime
)

 Async physics tick component function per frame from the solver.
Public function Virtual void Used to create any physics engine information for this component.
Public function Virtual void Register the component into the network manager.
Public function Virtual void Unregister the component from the network manager.

Overridden from UObject

  Type Name Description
Public function Virtual Const void Function to init the replicated properties.

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