92 lines
3.1 KiB
C
92 lines
3.1 KiB
C
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// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "Components/ControllerComponent.h"
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#include "GameplayTagContainer.h"
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#include "LyraWeaponStateComponent.generated.h"
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struct FGameplayAbilityTargetDataHandle;
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struct FGameplayEffectContextHandle;
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struct FHitResult;
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// Hit markers are shown for ranged weapon impacts in the reticle
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// A 'successful' hit marker is shown for impacts that damaged an enemy
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struct FLyraScreenSpaceHitLocation
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{
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/** Hit location in viewport screenspace */
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FVector2D Location;
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FGameplayTag HitZone;
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bool bShowAsSuccess = false;
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};
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struct FLyraServerSideHitMarkerBatch
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{
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FLyraServerSideHitMarkerBatch() { }
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FLyraServerSideHitMarkerBatch(uint8 InUniqueId) :
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UniqueId(InUniqueId)
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{ }
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TArray<FLyraScreenSpaceHitLocation> Markers;
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uint8 UniqueId = 0;
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};
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// Tracks weapon state and recent confirmed hit markers to display on screen
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UCLASS()
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class ULyraWeaponStateComponent : public UControllerComponent
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{
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GENERATED_BODY()
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public:
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ULyraWeaponStateComponent(const FObjectInitializer& ObjectInitializer = FObjectInitializer::Get());
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virtual void TickComponent(float DeltaTime, enum ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction) override;
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UFUNCTION(Client, Reliable)
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void ClientConfirmTargetData(uint16 UniqueId, bool bSuccess, const TArray<uint8>& HitReplaces);
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void AddUnconfirmedServerSideHitMarkers(const FGameplayAbilityTargetDataHandle& InTargetData, const TArray<FHitResult>& FoundHits);
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/** Updates this player's last damage instigated time */
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void UpdateDamageInstigatedTime(const FGameplayEffectContextHandle& EffectContext);
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/** Gets the array of most recent locations this player instigated damage, in screen-space */
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void GetLastWeaponDamageScreenLocations(TArray<FLyraScreenSpaceHitLocation>& WeaponDamageScreenLocations)
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{
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WeaponDamageScreenLocations = LastWeaponDamageScreenLocations;
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}
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/** Returns the elapsed time since the last (outgoing) damage hit notification occurred */
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double GetTimeSinceLastHitNotification() const;
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int32 GetUnconfirmedServerSideHitMarkerCount() const
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{
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return UnconfirmedServerSideHitMarkers.Num();
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}
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protected:
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// This is called to filter hit results to determine whether they should be considered as a successful hit or not
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// The default behavior is to treat it as a success if being done to a team actor that belongs to a different team
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// to the owning controller's pawn
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virtual bool ShouldShowHitAsSuccess(const FHitResult& Hit) const;
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virtual bool ShouldUpdateDamageInstigatedTime(const FGameplayEffectContextHandle& EffectContext) const;
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void ActuallyUpdateDamageInstigatedTime();
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private:
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/** Last time this controller instigated weapon damage */
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double LastWeaponDamageInstigatedTime = 0.0;
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/** Screen-space locations of our most recently instigated weapon damage (the confirmed hits) */
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TArray<FLyraScreenSpaceHitLocation> LastWeaponDamageScreenLocations;
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/** The unconfirmed hits */
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TArray<FLyraServerSideHitMarkerBatch> UnconfirmedServerSideHitMarkers;
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};
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