void UAblRayCastQueryTask::OnTaskTick(const TWeakObjectPtr<const UAblAbilityContext>& Context, float deltaTime) const
{
Super::OnTaskTick(Context, deltaTime);
if (IsAsyncFriendly() && UAbleSettings::IsAsyncEnabled())
{
UAblRayCastQueryTaskScratchPad* ScratchPad = Cast<UAblRayCastQueryTaskScratchPad>(Context->GetScratchPadForTask(this));
check(ScratchPad);
if (!ScratchPad->AsyncProcessed && ScratchPad->AsyncHandle._Handle != 0)
{
AActor* SourceActor = m_QueryLocation.GetSourceActor(*Context.Get());
check(SourceActor);
UWorld* World = SourceActor->GetWorld();
FTraceDatum Datum;
if (World->QueryTraceData(ScratchPad->AsyncHandle, Datum))
{
if (m_CopyResultsToContext)
{
CopyResultsToContext(Datum.OutHits, Context);
}
if (m_FireEvent)
{
Context->GetAbility()->OnRaycastEvent(Context.Get(), m_Name, Datum.OutHits);
}
ScratchPad->AsyncProcessed = true;
}
}
}
}
bool UAblRayCastQueryTask::IsDone(const TWeakObjectPtr<const UAblAbilityContext>& Context) const
{
if (IsAsyncFriendly() && UAbleSettings::IsAsyncEnabled())
{
UAblRayCastQueryTaskScratchPad* ScratchPad = Cast<UAblRayCastQueryTaskScratchPad>(Context->GetScratchPadForTask(this));
check(ScratchPad);
return ScratchPad->AsyncProcessed;
}
else
{
return UAblAbilityTask::IsDone(Context);
}
}
void UAblSetShaderParameterTask::OnTaskStart(const TWeakObjectPtr<const UAblAbilityContext>& Context) const
{
Super::OnTaskStart(Context);
if (!m_Value)
{
UE_LOG(LogAble, Warning, TEXT("No Value set for SetShaderParameter in Ability [%s]"), *Context->GetAbility()->GetDisplayName());
return;
}
// We need to convert our Actors to primitive components.
TArray<TWeakObjectPtr<AActor>> TargetArray;
GetActorsForTask(Context, TargetArray);
TArray<TWeakObjectPtr<UPrimitiveComponent>> PrimitiveComponents;
for (TWeakObjectPtr<AActor>& Target : TargetArray)
{
for (UActorComponent* Component : Target->GetComponentsByClass(UPrimitiveComponent::StaticClass()))
{
PrimitiveComponents.Add(Cast<UPrimitiveComponent>(Component));
}
}
UAblSetShaderParameterTaskScratchPad* ScratchPad = Cast<UAblSetShaderParameterTaskScratchPad>(Context->GetScratchPadForTask(this));
check(ScratchPad);
ScratchPad->BlendIn = m_BlendIn;
ScratchPad->BlendIn.Reset();
ScratchPad->BlendOut = m_BlendOut;
ScratchPad->BlendOut.Reset();
UAblSetParameterValue* CachedValue = nullptr;
for (TWeakObjectPtr<UPrimitiveComponent>& PrimitiveComponent : PrimitiveComponents)
{
if (PrimitiveComponent.IsValid())
{
for (int32 i = 0; i < PrimitiveComponent->GetNumMaterials(); ++i)
{
UMaterialInterface* MaterialInterface = PrimitiveComponent->GetMaterial(i);
UMaterialInstanceDynamic* DynamicMaterial = Cast<UMaterialInstanceDynamic>(MaterialInterface);
// If our material currently isn't dynamic, but we have the parameter we're looking for - instantiate a dynamic version.
if (!DynamicMaterial && CheckMaterialHasParameter(MaterialInterface))
{
DynamicMaterial = PrimitiveComponent->CreateDynamicMaterialInstance(i, MaterialInterface);
}
if (DynamicMaterial)
{
CachedValue = CacheShaderValue(ScratchPad, DynamicMaterial);
if (CachedValue)
{
ScratchPad->DynamicMaterials.Add(DynamicMaterial);
ScratchPad->PreviousValues.Add(CachedValue);
if (ScratchPad->BlendIn.IsComplete())
{
// If there isn't any blend. Just set it here since we won't be ticking.
InternalSetShaderValue(DynamicMaterial, m_Value, CachedValue, ScratchPad->BlendIn.GetAlpha());
}
}
}
}
}
}
}
void UAblSetShaderParameterTask::OnTaskEnd(const TWeakObjectPtr<const UAblAbilityContext>& Context, const EAblAbilityTaskResult Result) const
{
Super::OnTaskEnd(Context, Result);
if (m_RestoreValueOnEnd)
{
UAblSetShaderParameterTaskScratchPad* ScratchPad = Cast<UAblSetShaderParameterTaskScratchPad>(Context->GetScratchPadForTask(this));
check(ScratchPad);
verify(ScratchPad->DynamicMaterials.Num() == ScratchPad->PreviousValues.Num());
for (int32 i = 0; i < ScratchPad->DynamicMaterials.Num(); ++i)
{
InternalSetShaderValue(ScratchPad->DynamicMaterials[i].Get(), ScratchPad->PreviousValues[i].Get(), m_Value, 1.0);
}
}
}
void UAblSetShaderParameterTask::OnTaskTick(const TWeakObjectPtr<const UAblAbilityContext>& Context, float deltaTime) const
{
Super::OnTaskTick(Context, deltaTime);
UAblSetShaderParameterTaskScratchPad* ScratchPad = Cast<UAblSetShaderParameterTaskScratchPad>(Context->GetScratchPadForTask(this));
check(ScratchPad);
if (!ScratchPad->BlendIn.IsComplete())
{
ScratchPad->BlendIn.Update(deltaTime);
verify(ScratchPad->DynamicMaterials.Num() == ScratchPad->PreviousValues.Num());
for (int32 i = 0; i < ScratchPad->DynamicMaterials.Num(); ++i)
{
InternalSetShaderValue(ScratchPad->DynamicMaterials[i].Get(), m_Value, ScratchPad->PreviousValues[i].Get(), ScratchPad->BlendIn.GetBlendedValue());
}
}
else if (m_RestoreValueOnEnd && !ScratchPad->BlendOut.IsComplete())
{
// If we're within range to start blending out, go ahead and start that process.
if (GetEndTime() - Context->GetCurrentTime() < ScratchPad->BlendOut.GetBlendTime())
{
ScratchPad->BlendOut.Update(deltaTime);
verify(ScratchPad->DynamicMaterials.Num() == ScratchPad->PreviousValues.Num());
for (int32 i = 0; i < ScratchPad->DynamicMaterials.Num(); ++i)
{
InternalSetShaderValue(ScratchPad->DynamicMaterials[i].Get(), ScratchPad->PreviousValues[i].Get(), m_Value, ScratchPad->BlendOut.GetBlendedValue());
}
}
}
}
void UAblSetCollisionChannelResponseTask::OnTaskStart(const TWeakObjectPtr<const UAblAbilityContext>& Context) const
{
Super::OnTaskStart(Context);
UAblSetCollisionChannelResponseTaskScratchPad* ScratchPad = nullptr;
if (m_RestoreOnEnd)
{
ScratchPad = Cast<UAblSetCollisionChannelResponseTaskScratchPad>(Context->GetScratchPadForTask(this));
check(ScratchPad);
}
// We need to convert our Actors to primitive components.
TArray<TWeakObjectPtr<AActor>> TargetArray;
GetActorsForTask(Context, TargetArray);
TArray<TWeakObjectPtr<UPrimitiveComponent>> PrimitiveComponents;
for (TWeakObjectPtr<AActor>& Target : TargetArray)
{
if (UPrimitiveComponent* PrimitiveComponent = Cast<UPrimitiveComponent>(Target->GetRootComponent()))
{
PrimitiveComponents.AddUnique(PrimitiveComponent);
}
}
for (TWeakObjectPtr<UPrimitiveComponent>& Component : PrimitiveComponents)
{
if (Component.IsValid())
{
if (m_RestoreOnEnd)
{
if (m_SetAllChannelsToResponse)
{
const FCollisionResponseContainer& Container = Component->GetCollisionResponseToChannels();
for (ECollisionChannel Channel : TEnumRange<ECollisionChannel>())
{
ScratchPad->PreviousCollisionValues.Add(FCollisionLayerResponseEntry(Component.Get(), Channel, Container.GetResponse(Channel)));
}
}
else
{
ScratchPad->PreviousCollisionValues.Add(FCollisionLayerResponseEntry(Component.Get(), m_Channel.GetValue(), Component->GetCollisionResponseToChannel(m_Channel)));
}
}
if (m_SetAllChannelsToResponse)
{
#if !(UE_BUILD_SHIPPING)
if (IsVerbose())
{
PrintVerbose(FString::Printf(TEXT("Setting All Collision Responses on Actor %s to %s."), *Component->GetOwner()->GetName(), *FAbleLogHelper::GetCollisionResponseEnumAsString(m_Response.GetValue())));
}
#endif
Component->SetCollisionResponseToAllChannels(m_Response.GetValue());
}
else
{
#if !(UE_BUILD_SHIPPING)
if (IsVerbose())
{
PrintVerbose(FString::Printf(TEXT("Setting Collision Channel %s Response on Actor %s to %s."), *FAbleLogHelper::GetCollisionChannelEnumAsString(m_Channel.GetValue()), *Component->GetOwner()->GetName(), *FAbleLogHelper::GetCollisionResponseEnumAsString(m_Response.GetValue())));
}
#endif
Component->SetCollisionResponseToChannel(m_Channel.GetValue(), m_Response.GetValue());
}
}
}
}
void UAblSetCollisionChannelResponseTask::OnTaskEnd(const TWeakObjectPtr<const UAblAbilityContext>& Context, const EAblAbilityTaskResult result) const
{
Super::OnTaskEnd(Context, result);
if (m_RestoreOnEnd)
{
UAblSetCollisionChannelResponseTaskScratchPad* ScratchPad = Cast<UAblSetCollisionChannelResponseTaskScratchPad>(Context->GetScratchPadForTask(this));
check(ScratchPad);
for (const FCollisionLayerResponseEntry& Entry : ScratchPad->PreviousCollisionValues)
{
if (Entry.Primitive.IsValid())
{
#if !(UE_BUILD_SHIPPING)
if (IsVerbose())
{
PrintVerbose(FString::Printf(TEXT("Setting Collision Channel %s Response on Actor %s to %s."), *FAbleLogHelper::GetCollisionChannelEnumAsString(Entry.Channel), *Entry.Primitive->GetOwner()->GetName(), *FAbleLogHelper::GetCollisionResponseEnumAsString(Entry.Response)));
}
#endif
Entry.Primitive->SetCollisionResponseToChannel(Entry.Channel, Entry.Response);
}
}
}
}
void UAblRayCastQueryTask::OnTaskStart(const TWeakObjectPtr<const UAblAbilityContext>& Context) const
{
Super::OnTaskStart(Context);
AActor* SourceActor = m_QueryLocation.GetSourceActor(*Context.Get());
check(SourceActor);
UWorld* World = SourceActor->GetWorld();
FTransform QueryTransform;
m_QueryLocation.GetTransform(*Context.Get(), QueryTransform);
const FVector RayStart = QueryTransform.GetLocation();
const FVector RayEnd = RayStart + QueryTransform.GetRotation().GetForwardVector() * m_Length;
if (m_UseAsyncQuery && UAbleSettings::IsAsyncEnabled())
{
UAblRayCastQueryTaskScratchPad* ScratchPad = Cast<UAblRayCastQueryTaskScratchPad>(Context->GetScratchPadForTask(this));
check(ScratchPad);
if (m_OnlyReturnBlockingHit)
{
ScratchPad->AsyncHandle = World->AsyncLineTraceByChannel(EAsyncTraceType::Single, RayStart, RayEnd, m_CollisionChannel);
}
else
{
ScratchPad->AsyncHandle = World->AsyncLineTraceByChannel(EAsyncTraceType::Multi, RayStart, RayEnd, m_CollisionChannel);
}
}
else
{
TArray<FHitResult> HitResults;
FHitResult TraceResult;
if (m_OnlyReturnBlockingHit)
{
if (World->LineTraceSingleByChannel(TraceResult, RayStart, RayEnd, m_CollisionChannel))
{
HitResults.Add(TraceResult);
}
}
else
{
World->LineTraceMultiByChannel(HitResults, RayStart, RayEnd, m_CollisionChannel);
}
#if !(UE_BUILD_SHIPPING)
if (IsVerbose())
{
PrintVerbose(FString::Printf(TEXT("Raycast found %d results."), HitResults.Num()));
}
#endif
if (HitResults.Num())
{
#if !(UE_BUILD_SHIPPING)
if (IsVerbose())
{
// Quick distance print help to see if we hit ourselves.
float DistanceToBlocker = HitResults[HitResults.Num() - 1].Distance;
PrintVerbose(FString::Printf(TEXT("Raycast blocking hit distance: %4.2f."), DistanceToBlocker));
}
#endif
if (m_CopyResultsToContext)
{
#if !(UE_BUILD_SHIPPING)
if (IsVerbose())
{
PrintVerbose(FString::Printf(TEXT("Copying %d results into Context."), HitResults.Num()));
}
#endif
CopyResultsToContext(HitResults, Context);
}
if (m_FireEvent)
{
#if !(UE_BUILD_SHIPPING)
if (IsVerbose())
{
PrintVerbose(FString::Printf(TEXT("Firing Raycast Event %s with %d results."), *m_Name.ToString(), HitResults.Num()));
}
#endif
Context->GetAbility()->OnRaycastEvent(Context.Get(), m_Name, HitResults);
}
}
}
#if !UE_BUILD_SHIPPING
if (FAblAbilityDebug::ShouldDrawQueries())
{
FAblAbilityDebug::DrawRaycastQuery(World, QueryTransform, m_Length);
}
#endif
}
