Files
Cog/Source/CogSample/CogSampleAreaComponent.cpp
T

473 lines
17 KiB
C++

#include "CogSampleAreaComponent.h"
#include "AbilitySystemComponent.h"
#include "AbilitySystemGlobals.h"
#include "CogCommon.h"
#include "CogSampleDamageableInterface.h"
#include "CogSampleFunctionLibrary_Gameplay.h"
#include "CogSampleFunctionLibrary_Team.h"
#include "CogSampleLogCategories.h"
#include "Components/BoxComponent.h"
#include "Components/SphereComponent.h"
#include "Engine/World.h"
#include "GameFramework/GameStateBase.h"
#include "Net/UnrealNetwork.h"
#include "NiagaraComponent.h"
#include "TimerManager.h"
#if ENABLE_COG
#include "CogDebugDraw.h"
#include "CogDebugLog.h"
#endif //ENABLE_COG
//--------------------------------------------------------------------------------------------------------------------------
UCogSampleAreaComponent::UCogSampleAreaComponent(const class FObjectInitializer& ObjectInitializer)
: Super(ObjectInitializer)
{
SetIsReplicatedByDefault(true);
PrimaryComponentTick.bCanEverTick = true;
PrimaryComponentTick.bStartWithTickEnabled = true;
bWantsInitializeComponent = true;
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::InitializeComponent()
{
Super::InitializeComponent();
RefreshOtherComponentsValues();
}
//--------------------------------------------------------------------------------------------------------------------------
//void UCogSampleAreaComponent::PreInitializeComponents()
//{
// Super::PreInitializeComponents();
//
// RefreshOtherComponentsValues();
//}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::GetLifetimeReplicatedProps(TArray<FLifetimeProperty>& OutLifetimeProps) const
{
Super::GetLifetimeReplicatedProps(OutLifetimeProps);
FDoRepLifetimeParams Params;
Params.bIsPushBased = true;
DOREPLIFETIME_WITH_PARAMS_FAST(UCogSampleAreaComponent, HalfExtent, Params);
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::BeginPlay()
{
COG_LOG_OBJECT(LogCogArea, ELogVerbosity::Verbose, GetOwner()->GetInstigator(), TEXT("Area:%s"), *GetName());
IsAtStart = true;
IsAtEnd = false;
if (GetOwner()->HasAuthority())
{
if (TickRate > 0.0f && DurationType != ECogSampleAreaDurationType::Instant)
{
GetWorld()->GetTimerManager().SetTimer(TickTimerHandle, this, &UCogSampleAreaComponent::OnTickEffect, TickRate, true, InitialTickDelay);
}
if (DurationType == ECogSampleAreaDurationType::HasDuration)
{
GetWorld()->GetTimerManager().SetTimer(DurationTimerHandle, this, &UCogSampleAreaComponent::OnDurationElapsed, Duration, false);
}
RegisterAllEffects();
GetOwner()->OnActorBeginOverlap.AddDynamic(this, &UCogSampleAreaComponent::OnActorEntered);
GetOwner()->OnActorEndOverlap.AddDynamic(this, &UCogSampleAreaComponent::OnActorExited);
}
Super::BeginPlay();
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::EndPlay(const EEndPlayReason::Type EndPlayReason)
{
COG_LOG_OBJECT(LogCogArea, ELogVerbosity::Verbose, GetOwner()->GetInstigator(), TEXT("Area:%s"), *GetName());
IsAtEnd = true;
if (CanPerformDetection() && DurationType != ECogSampleAreaDurationType::Instant)
{
int32 EventTypeFilter = (int32)ECogSampleAreaEventType::OnEnd;
if (ApplyTickEffectOnExit)
{
EventTypeFilter |= (int32)ECogSampleAreaEventType::OnTick;
}
ApplyEffectsOnActors(InsideActors, EventTypeFilter);
for (AActor* Actor : InsideActors)
{
AffectExitingActor(Actor);
}
}
InsideActors.Empty();
Super::EndPlay(EndPlayReason);
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::OnDurationElapsed_Implementation()
{
GetOwner()->Destroy();
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::TickComponent(float DeltaTime, enum ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction)
{
Super::TickComponent(DeltaTime, TickType, ThisTickFunction);
//------------------------------------------------------------------------------
// We cannot execute OnStart event inside the OnActorEntered callback because
// we need to know all the actors that are inside to execute the OnStart event.
// This is because we must iterate over all actors for each effects we need
// to apply. See ApplyEffectsOnActors as to why.
// So instead we execute it on Tick
//------------------------------------------------------------------------------
if (IsAtStart)
{
int32 EventTypeFilter = (int32)ECogSampleAreaEventType::OnStart;
if (ApplyTickEffectOnEnter)
{
EventTypeFilter |= (int32)ECogSampleAreaEventType::OnTick;
}
ApplyEffectsOnActors(InsideActors, EventTypeFilter);
IsAtStart = false;
}
#if ENABLE_COG
const AActor* AreaInstigator = UCogSampleFunctionLibrary_Gameplay::GetInstigator(GetOwner());
if (FCogDebugLog::IsLogCategoryActive(LogCogArea) && FCogDebug::IsDebugActiveForObject(AreaInstigator))
{
TArray<USceneComponent*, TInlineAllocator<8>> Components;
GetOwner()->GetComponents<USceneComponent>(Components);
for (USceneComponent* SceneComponent : Components)
{
if (USphereComponent* SphereComponent = Cast<USphereComponent>(SceneComponent))
{
FCogDebugDraw::Sphere(LogCogArea, this, SphereComponent->GetComponentLocation(), SphereComponent->GetScaledSphereRadius(), FColor::Yellow, false, 0);
}
else if (UBoxComponent* BoxComponent = Cast<UBoxComponent>(SceneComponent))
{
FCogDebugDraw::Box(LogCogArea, this, BoxComponent->GetComponentLocation(), BoxComponent->GetScaledBoxExtent(), BoxComponent->GetComponentQuat(), FColor::Yellow, false, 0);
}
}
}
#endif //ENABLE_COG
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::RegisterAllEffects()
{
TArray<TSubclassOf<UGameplayEffect>> AllEffects;
for (const FCogSampleAreaEffectConfig& EffectConfig : Effects)
{
for (TSubclassOf<UGameplayEffect> EffectClass : EffectConfig.Effects)
{
AllEffects.Add(EffectClass);
}
}
UCogSampleFunctionLibrary_Gameplay::MakeOutgoingSpecs(GetOwner(), AllEffects, BakedEffects, EffectsMap);
}
//--------------------------------------------------------------------------------------------------------------------------
// We iterate over effects and then over actors to make sure effects are applied in order on all actors.
// One case where this is useful is an area that applies first a corruption effect and damage effect.
// The corruption must be given to everyone in the area before any damage is applied, because the corruption
// propagate the damage to other corrupted actors.
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::ApplyEffectsOnActors(const TArray<AActor*>& HitActors, int32 EventTypeFilter)
{
for (const FCogSampleAreaEffectConfig& EffectConfig : Effects)
{
if (((int32)EffectConfig.Event & (int32)EventTypeFilter) == 0)
{
continue;
}
for (TSubclassOf<UGameplayEffect> EffectClass : EffectConfig.Effects)
{
FGameplayEffectSpecHandle* Handle = EffectsMap.Find(EffectClass);
if (Handle == nullptr)
{
continue;
}
FGameplayEffectSpec* Spec = Handle->Data.Get();
if (Spec == nullptr)
{
continue;
}
for (AActor* HitActor : HitActors)
{
if (UCogSampleFunctionLibrary_Team::MatchAllegiance(GetOwner(), HitActor, EffectConfig.Allegiance) == false)
{
continue;
}
if (UCogSampleFunctionLibrary_Gameplay::IsDead(HitActor) && EffectConfig.AffectDead == false)
{
continue;
}
UAbilitySystemComponent* TargetAbilitySystem = UAbilitySystemGlobals::GetAbilitySystemComponentFromActor(HitActor);
if (TargetAbilitySystem == nullptr)
{
continue;
}
TArray<FActiveGameplayEffectHandle>* TargetInsideEffects = nullptr;
if ((EventTypeFilter & (int32)ECogSampleAreaEventType::OnInside) != 0)
{
TargetInsideEffects = &InsideEffects.FindOrAdd(HitActor);
}
const FVector HitNormal = (HitActor->GetActorLocation() - GetOwner()->GetActorLocation()) .GetSafeNormal(0.1f, FVector::UpVector);
const FHitResult HitResult(HitActor, nullptr, HitActor->GetActorLocation(), HitNormal);
Spec->GetContext().AddHitResult(HitResult, true);
FActiveGameplayEffectHandle ActiveEffectHandle = TargetAbilitySystem->ApplyGameplayEffectSpecToSelf(*Spec);
if (EffectConfig.Event == ECogSampleAreaEventType::OnInside && TargetInsideEffects != nullptr)
{
TargetInsideEffects->Add(ActiveEffectHandle);
}
}
}
}
}
//--------------------------------------------------------------------------------------------------------------------------
bool UCogSampleAreaComponent::MakeAreaOutgoingEffectSpecs(TSubclassOf<UGameplayEffect> EffectClass, FGameplayEffectSpecHandle& EffectSpecHandle) const
{
AActor* AreaInstigator = UCogSampleFunctionLibrary_Gameplay::GetInstigator(GetOwner());
if (AreaInstigator == nullptr)
{
return false;
}
UAbilitySystemComponent* AbilitySystem = UAbilitySystemGlobals::GetAbilitySystemComponentFromActor(AreaInstigator);
if (AbilitySystem == nullptr)
{
return false;
}
const int32 Level = UCogSampleFunctionLibrary_Gameplay::GetProgressionLevel(GetOwner());
EffectSpecHandle = AbilitySystem->MakeOutgoingSpec(EffectClass, Level, AbilitySystem->MakeEffectContext());
return true;
}
//--------------------------------------------------------------------------------------------------------------------------
bool UCogSampleAreaComponent::CanPerformDetection() const
{
if (OnlyDetectOnAuthority == false)
{
return true;
}
if (GetOwner()->HasAuthority())
{
return true;
}
return false;
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::OnTickEffect_Implementation()
{
ApplyEffectsOnActors(InsideActors, (int32)ECogSampleAreaEventType::OnTick);
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::OnActorEntered_Implementation(AActor* OverlappedActor, AActor* EnteringActor)
{
check(EnteringActor);
if (CanBeAffected(EnteringActor) == false)
{
return;
}
AffectEnteringActor(EnteringActor);
InsideActors.Add(EnteringActor);
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::OnActorExited_Implementation(AActor* OverlappedActor, AActor* ExitingActor)
{
if (DurationType == ECogSampleAreaDurationType::Instant)
{
return;
}
int32 Index = InsideActors.Find(ExitingActor);
if (Index == INDEX_NONE)
{
return;
}
AffectExitingActor(ExitingActor);
InsideActors.RemoveAt(Index);
}
//--------------------------------------------------------------------------------------------------------------------------
bool UCogSampleAreaComponent::CanBeAffected_Implementation(AActor* OtherActor) const
{
check(OtherActor);
if (IsAlreadyAffected(OtherActor))
{
return false;
}
return true;
}
//--------------------------------------------------------------------------------------------------------------------------
bool UCogSampleAreaComponent::IsAlreadyAffected(AActor* OtherActor) const
{
check(OtherActor);
if (InsideActors.Contains(OtherActor))
{
return true;
}
return false;
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::AffectEnteringActor_Implementation(AActor* EnteringActor)
{
check(EnteringActor);
if (DurationType == ECogSampleAreaDurationType::Instant)
{
return;
}
TArray<AActor*> Actors;
Actors.Add(EnteringActor);
ApplyEffectsOnActors(Actors, (int32)ECogSampleAreaEventType::OnEnter | (int32)ECogSampleAreaEventType::OnInside);
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::AffectExitingActor_Implementation(AActor* ExitingActor)
{
if (DurationType == ECogSampleAreaDurationType::Instant || ExitingActor == nullptr)
{
return;
}
TArray<AActor*> Actors;
Actors.Add(ExitingActor);
ApplyEffectsOnActors(Actors, (int32)ECogSampleAreaEventType::OnExit);
RemoveInsideEffects(ExitingActor);
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::RemoveInsideEffects_Implementation(AActor* HitActor)
{
UAbilitySystemComponent* TargetAbilitySystem = UAbilitySystemGlobals::GetAbilitySystemComponentFromActor(HitActor);
if (TargetAbilitySystem == nullptr)
{
return;
}
TArray<FActiveGameplayEffectHandle>* TargetInsideEffects = InsideEffects.Find(HitActor);
if (TargetInsideEffects == nullptr)
{
return;
}
for (FActiveGameplayEffectHandle Handle : *TargetInsideEffects)
{
TargetAbilitySystem->RemoveActiveGameplayEffect(Handle, 1);
}
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::ApplyInstantEffects_Implementation(AActor* HitActor)
{
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::ApplyInsideEffects_Implementation(AActor* HitActor)
{
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::ApplyTickEffects_Implementation(AActor* HitActor)
{
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::SetHalfExtent(const FVector& Value)
{
COMPARE_ASSIGN_AND_MARK_PROPERTY_DIRTY(UCogSampleAreaComponent, HalfExtent, Value, this);
RefreshOtherComponentsValues();
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::OnRep_HalfExtent()
{
RefreshOtherComponentsValues();
}
//--------------------------------------------------------------------------------------------------------------------------
void UCogSampleAreaComponent::RefreshOtherComponentsValues()
{
TArray<USceneComponent*, TInlineAllocator<8>> Components;
GetOwner()->GetComponents<USceneComponent>(Components);
for (USceneComponent* SceneComponent : Components)
{
if (USphereComponent* SphereComponent = Cast<USphereComponent>(SceneComponent))
{
if (SphereComponent->GetUnscaledSphereRadius() != HalfExtent.X)
{
SphereComponent->SetSphereRadius(HalfExtent.X);
}
}
else if (UBoxComponent* BoxComponent = Cast<UBoxComponent>(SceneComponent))
{
if (BoxComponent->GetUnscaledBoxExtent() != HalfExtent)
{
BoxComponent->SetBoxExtent(HalfExtent);
}
}
else if (UNiagaraComponent* NiagaraComponent = Cast<UNiagaraComponent>(SceneComponent))
{
NiagaraComponent->SetNiagaraVariableVec3("HalfExtent", HalfExtent);
NiagaraComponent->SetNiagaraVariableFloat("TickRate", TickRate);
NiagaraComponent->SetNiagaraVariableFloat("Duration", Duration);
}
}
}