Esempi in C++ (Cpp) per FGameplayEffectContextHandle::GetInstigatorAbilitySystemComponent

Esempio n. 1

File: GameplayAbilityTargetTypes.cpp Progetto: WasPedro/UnrealEngine4.11-HairWorks

TArray<FActiveGameplayEffectHandle> FGameplayAbilityTargetData::ApplyGameplayEffectSpec(FGameplayEffectSpec& InSpec, FPredictionKey PredictionKey)
{
	TArray<FActiveGameplayEffectHandle>	AppliedHandles;

	if (!ensure(InSpec.GetContext().IsValid() && InSpec.GetContext().GetInstigatorAbilitySystemComponent()))
	{
		return AppliedHandles;
	}

	TArray<TWeakObjectPtr<AActor> > Actors = GetActors();
	
	AppliedHandles.Reserve(Actors.Num());

	for (TWeakObjectPtr<AActor> TargetActor : Actors)
	{
		UAbilitySystemComponent* TargetComponent = UAbilitySystemBlueprintLibrary::GetAbilitySystemComponent(TargetActor.Get());

		if (TargetComponent)
		{
			// We have to make a new effect spec and context here, because otherwise the targeting info gets accumulated and things take damage multiple times
			FGameplayEffectSpec	SpecToApply(InSpec);
			FGameplayEffectContextHandle EffectContext = SpecToApply.GetContext().Duplicate();
			SpecToApply.SetContext(EffectContext);

			AddTargetDataToContext(EffectContext, false);

			AppliedHandles.Add(EffectContext.GetInstigatorAbilitySystemComponent()->ApplyGameplayEffectSpecToTarget(SpecToApply, TargetComponent, PredictionKey));
		}
	}

	return AppliedHandles;
}