AEmitterCameraLensEffectBase* APlayerCameraManager::FindCameraLensEffect(TSubclassOf<AEmitterCameraLensEffectBase> LensEffectEmitterClass)
{
for (int32 i = 0; i < CameraLensEffects.Num(); ++i)
{
AEmitterCameraLensEffectBase* LensEffect = CameraLensEffects[i];
if ( !LensEffect->IsPendingKill() &&
( (LensEffect->GetClass() == LensEffectEmitterClass) ||
(LensEffect->EmittersToTreatAsSame.Find(LensEffectEmitterClass) != INDEX_NONE) ||
(GetDefault<AEmitterCameraLensEffectBase>(LensEffectEmitterClass)->EmittersToTreatAsSame.Find(LensEffect->GetClass()) != INDEX_NONE ) ) )
{
return LensEffect;
}
}
return NULL;
}
AEmitterCameraLensEffectBase* APlayerCameraManager::AddCameraLensEffect(TSubclassOf<AEmitterCameraLensEffectBase> LensEffectEmitterClass)
{
if (LensEffectEmitterClass != NULL)
{
AEmitterCameraLensEffectBase* LensEffect = NULL;
if (!GetDefault<AEmitterCameraLensEffectBase>(LensEffectEmitterClass)->bAllowMultipleInstances)
{
LensEffect = FindCameraLensEffect(LensEffectEmitterClass);
if (LensEffect != NULL)
{
LensEffect->NotifyRetriggered();
}
}
if (LensEffect == NULL)
{
// spawn with viewtarget as the owner so bOnlyOwnerSee works as intended
FActorSpawnParameters SpawnInfo;
SpawnInfo.Owner = PCOwner->GetViewTarget();
SpawnInfo.Instigator = Instigator;
SpawnInfo.SpawnCollisionHandlingOverride = ESpawnActorCollisionHandlingMethod::AlwaysSpawn;
SpawnInfo.ObjectFlags |= RF_Transient; // We never want to save these into a map
AEmitterCameraLensEffectBase const* const EmitterCDO = LensEffectEmitterClass->GetDefaultObject<AEmitterCameraLensEffectBase>();
FVector CamLoc;
FRotator CamRot;
GetCameraViewPoint(CamLoc, CamRot);
FTransform SpawnTransform = AEmitterCameraLensEffectBase::GetAttachedEmitterTransform(EmitterCDO, CamLoc, CamRot, GetFOVAngle());
LensEffect = GetWorld()->SpawnActor<AEmitterCameraLensEffectBase>(LensEffectEmitterClass, SpawnTransform, SpawnInfo);
if (LensEffect != NULL)
{
LensEffect->RegisterCamera(this);
CameraLensEffects.Add(LensEffect);
}
}
return LensEffect;
}
return NULL;
}
AEmitterCameraLensEffectBase* APlayerCameraManager::AddCameraLensEffect(TSubclassOf<AEmitterCameraLensEffectBase> LensEffectEmitterClass)
{
if (LensEffectEmitterClass != NULL)
{
AEmitterCameraLensEffectBase* LensEffect = NULL;
if (!GetDefault<AEmitterCameraLensEffectBase>(LensEffectEmitterClass)->bAllowMultipleInstances)
{
LensEffect = FindCameraLensEffect(LensEffectEmitterClass);
if (LensEffect != NULL)
{
LensEffect->NotifyRetriggered();
}
}
if (LensEffect == NULL)
{
// spawn with viewtarget as the owner so bOnlyOwnerSee works as intended
FActorSpawnParameters SpawnInfo;
SpawnInfo.Owner = PCOwner->GetViewTarget();
SpawnInfo.Instigator = Instigator;
SpawnInfo.bNoCollisionFail = true;
SpawnInfo.ObjectFlags |= RF_Transient; // We never want to save these into a map
LensEffect = GetWorld()->SpawnActor<AEmitterCameraLensEffectBase>(LensEffectEmitterClass, SpawnInfo);
if (LensEffect != NULL)
{
FVector CamLoc;
FRotator CamRot;
GetCameraViewPoint(CamLoc, CamRot);
LensEffect->RegisterCamera(this);
LensEffect->UpdateLocation(CamLoc, CamRot, GetFOVAngle());
CameraLensEffects.Add(LensEffect);
}
}
return LensEffect;
}
return NULL;
}
