bool FEnvQueryInstance::PrepareContext(UClass* Context, TArray<AActor*>& Data)
{
if (Context == NULL)
{
return false;
}
FEnvQueryContextData ContextData;
const bool bSuccess = PrepareContext(Context, ContextData);
if (bSuccess && ContextData.ValueType && ContextData.ValueType->IsChildOf(UEnvQueryItemType_ActorBase::StaticClass()))
{
UEnvQueryItemType_ActorBase* DefTypeOb = (UEnvQueryItemType_ActorBase*)ContextData.ValueType->GetDefaultObject();
const uint16 DefTypeValueSize = DefTypeOb->GetValueSize();
uint8* RawData = ContextData.RawData.GetTypedData();
Data.Init(ContextData.NumValues);
for (int32 i = 0; i < ContextData.NumValues; i++)
{
Data[i] = DefTypeOb->GetActor(RawData);
RawData += DefTypeValueSize;
}
}
return bSuccess;
}
//----------------------------------------------------------------------//
// FEnvQueryResult
//----------------------------------------------------------------------//
AActor* FEnvQueryResult::GetItemAsActor(int32 Index) const
{
if (Items.IsValidIndex(Index) &&
ItemType->IsChildOf(UEnvQueryItemType_ActorBase::StaticClass()))
{
UEnvQueryItemType_ActorBase* DefTypeOb = static_cast<UEnvQueryItemType_ActorBase*>(ItemType->GetDefaultObject());
return DefTypeOb->GetActor(RawData.GetData() + Items[Index].DataOffset);
}
return nullptr;
}
void FEnvQueryResult::GetAllAsActors(TArray<AActor*>& OutActors) const
{
if (ItemType->IsChildOf(UEnvQueryItemType_ActorBase::StaticClass()) && Items.Num() > 0)
{
UEnvQueryItemType_ActorBase* DefTypeOb = static_cast<UEnvQueryItemType_ActorBase*>(ItemType->GetDefaultObject());
OutActors.Reserve(OutActors.Num() + Items.Num());
for (const FEnvQueryItem& Item : Items)
{
OutActors.Add(DefTypeOb->GetActor(RawData.GetData() + Item.DataOffset));
}
}
}
