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f55fe34bb0
Also fixing crash when accessing UDirectLinkExtensionSettings CDO on engine shutdown. #jira UE-138473 #rb Johan.Duparc Johan.Duparc #preflight 61dc8dfce67256ec41ee68e5 #ROBOMERGE-AUTHOR: benoit.deschenes #ROBOMERGE-SOURCE: CL 18564205 in //UE5/Release-5.0/... via CL 18564222 #ROBOMERGE-BOT: STARSHIP (Release-Engine-Staging -> Release-Engine-Test) (v899-18417669) [CL 18564231 by benoit deschenes in ue5-release-engine-test branch]
86 lines
2.0 KiB
C++
86 lines
2.0 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreTypes.h"
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#include "Misc/Guid.h"
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#include "Templates/SharedPointer.h"
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namespace DirectLink
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{
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/**
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* Node Id, aka Element Id. Represent a node within a scene.
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* As a scene has a guid, the combination guid/id must be globally unique.
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*/
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using FSceneGraphId = uint32;
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constexpr FSceneGraphId InvalidId = 0;
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using FElementHash = uint32;
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constexpr FElementHash InvalidHash = 0;
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using FStreamPort = uint32;
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constexpr FStreamPort InvalidStreamPort = 0;
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/**
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* Guid and optional name, used to designate a scene across processes without ambiguity.
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* The name is not necessary to identify a scene, but it offer a better UX
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*/
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struct FSceneIdentifier
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{
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FSceneIdentifier() = default;
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FSceneIdentifier(const FGuid& Id, const FString& Name)
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: SceneGuid(Id)
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, DisplayName(Name)
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{}
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// Id of scene SharedState
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FGuid SceneGuid;
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// Nice user-facing name. Do not expect it to be stable or consistent.
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FString DisplayName;
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};
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// DirectLink exchanges messages between pairs. Those versions numbers helps making sure pairs are compatible
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uint8 GetCurrentProtocolVersion();
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// oldest supported version
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uint8 GetMinSupportedProtocolVersion();
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/** Used by data source and destination to describe how they are discovered by remote endpoints */
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enum class EVisibility
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{
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Public, // The connection point can accept connection requests from remote
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Private, // The connection point is not expected to be contacted from a remote
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};
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enum class EStreamConnectionState
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{
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Uninitialized,
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RequestSent,
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Active,
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Closed,
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};
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struct FCommunicationStatus
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{
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bool IsTransmitting() const { return bIsSending || bIsReceiving; }
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bool IsProgressKnown() const { return TaskTotal > 0; };
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float GetProgress() const { return IsProgressKnown() ? float(FMath::Clamp(TaskCompleted, 0, TaskTotal)) / TaskTotal : 0.0f; };
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public:
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bool bIsSending = false;
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bool bIsReceiving = false;
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int32 TaskTotal = 0;
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int32 TaskCompleted = 0;
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};
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} // namespace DirectLink
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