void VehiclePawnWrapper::displayCollisionEffect(FVector hit_location, const FHitResult& hit)
{
if (collision_display_template != nullptr && Utils::isDefinitelyLessThan(hit.ImpactNormal.Z, 0.0f)) {
UParticleSystemComponent* particles = UGameplayStatics::SpawnEmitterAtLocation(pawn_->GetWorld(), collision_display_template, hit_location);
particles->SetWorldScale3D(FVector(0.1f, 0.1f, 0.1f));
}
}
void AParticleList::BeginPlay()
{
if (ParticleClass && AmountToSpawn > 0 && HasAuthority())
{
for (int32 i = 0; i < AmountToSpawn; ++i)
{
UActorComponent* comp = AddComponent(ParticleClass->GetFName(), false, FTransform(), this);
UParticleSystemComponent* particle = NewObject<UParticleSystemComponent>(ParticleClass);//Cast<UParticleSystem>(comp);
if (particle)
{
particle->AddToRoot();
UParticleSystem* system = Cast<UParticleSystem>(particle);
if (system)
{
particleList.Add(system);
controllingActor.Add(this);
}
}
UParticleSystemComponent* pComp = Cast<UParticleSystemComponent>(particle);
if (pComp)
{
particleList.Empty();
}
}
}
SetActorLocation(FVector(0.0f, 0.0f, -999999999.9f));
}
void AShooterWeapon_Instant::SpawnTrailEffect(const FVector& EndPoint)
{
if (TrailFX)
{
const FVector Origin = GetMuzzleLocation();
UParticleSystemComponent* TrailPSC = UGameplayStatics::SpawnEmitterAtLocation(this, TrailFX, Origin);
if (TrailPSC)
{
TrailPSC->SetVectorParameter(TrailTargetParam, EndPoint);
}
}
}
UParticleSystemComponent * ALightningStorm::Fire(ASwoim* first, ASwoim* second)
{
if (LightiningParticle != NULL)
{
UWorld* const World = GetWorld();
if (World)
{
//LightiningParticle->Get
UParticleSystemComponent * FiredLightning = UGameplayStatics::SpawnEmitterAttached(LightiningParticle, first->GetMesh());
FiredLightning->SetActorParameter("Target", second);
return FiredLightning;
}
}
return nullptr;
}
//Deactivate the Particle System Components
void AZanshinBasicArrow::DeactivateTrails()
{
TArray<USceneComponent*> Childrens;
GetRootComponent()->GetChildrenComponents(true, Childrens);
if (Childrens.Num() != 0)
{
for (USceneComponent* Actor : Childrens)
{
UParticleSystemComponent* Particles = Cast<UParticleSystemComponent>(Actor);
if (Particles != NULL)
{
Particles->Deactivate();
}
}
}
}
void AHeatmapDataCollector::BeginDestroy() //////////////////////
{
Super::BeginDestroy();
if (ParticlesArr.Num() > 0)
{
for (auto i = 0; i < ParticlesArr.Num(); i++)
{
UParticleSystemComponent* D = Cast<UParticleSystemComponent>(ParticlesArr[i]);
if (D != NULL)
D->DeactivateSystem();
}
ParticlesArr.Empty();
}
}
void UARFXEffectComponent::SimulateHitOnClients(FVector Origin, FVector Location, FName StartSocket)
{
//FVector Origin = UARTraceStatics::GetStartLocation(SocketName, Causer);
//UARTraceStatics::GetHitResult(10000, StartSocket, )
//if ()
//{
if (TrailFXPar)
{
UParticleSystemComponent* TrailPSC = UGameplayStatics::SpawnEmitterAtLocation(GetOwner(), TrailFXPar, Origin);
if (TrailPSC)
{
const FVector AdjustedDir = (Location - Origin).SafeNormal();
FVector ParticleSpeed = AdjustedDir * TrailSpeedPar;
TrailPSC->SetVectorParameter(TrailSpeedParamName, ParticleSpeed);
}
}
//}
}
FReply FParticleSystemComponentDetails::OnResetEmitter()
{
const TArray< TWeakObjectPtr<UObject> >& SelectedObjects = DetailLayout->GetDetailsView().GetSelectedObjects();
// Iterate over selected Actors.
for (int32 Idx = 0; Idx < SelectedObjects.Num(); ++Idx)
{
if (SelectedObjects[Idx].IsValid())
{
UParticleSystemComponent* PSC = Cast<UParticleSystemComponent>(SelectedObjects[Idx].Get());
if (!PSC)
{
if (AEmitter* Emitter = Cast<AEmitter>(SelectedObjects[Idx].Get()))
{
PSC = Emitter->GetParticleSystemComponent();
}
}
// If the object selected to the details view is a template, then we need to redirect the reset to the preview instance (e.g. in the Blueprint editor).
// @todo Can remove this if we switch to instance-based editing in the Blueprint editor.
if (PSC && PSC->IsTemplate())
{
TArray<UObject*> Instances;
PSC->GetArchetypeInstances(Instances);
UObject** ElementPtr = Instances.FindByPredicate([](const UObject* Element)
{
const AActor* Owner = Cast<AActor>(Element->GetOuter());
return Owner != nullptr && FActorEditorUtils::IsAPreviewOrInactiveActor(Owner);
});
if (ElementPtr)
{
PSC = Cast<UParticleSystemComponent>(*ElementPtr);
}
}
if (PSC)
{
PSC->ResetParticles();
PSC->ActivateSystem();
}
}
}
return FReply::Handled();
}
void AHeatmapDataCollector::PostEditChangeProperty(FPropertyChangedEvent & PropertyChangedEvent)
{
Super::PostEditChangeProperty(PropertyChangedEvent);
if (ParticlesArr.Num() > 0)
{
for (auto i = 0; i < ParticlesArr.Num(); i++)
{
UParticleSystemComponent* D = Cast<UParticleSystemComponent>(ParticlesArr[i]);
if (D != NULL)
D->DeactivateSystem();
}
ParticlesArr.Empty();
}
FText CharctesP = FText::FromString(FString::FromInt(CharNumberInWorld));// = FString::FromInt(CharNumberInWorld);
TextComponent->SetText(CharctesP);
BuildSplinePath(CharNumberInWorld);
}
void ASWeaponInstant::SpawnTrailEffects(const FVector& EndPoint)
{
// Keep local count for effects
BulletsShotCount++;
const FVector Origin = GetMuzzleLocation();
FVector ShootDir = EndPoint - Origin;
// Only spawn if a minimum distance is satisfied.
if (ShootDir.Size() < MinimumProjectileSpawnDistance)
{
return;
}
if (BulletsShotCount % TracerRoundInterval == 0)
{
if (TracerFX)
{
ShootDir.Normalize();
UGameplayStatics::SpawnEmitterAtLocation(this, TracerFX, Origin, ShootDir.Rotation());
}
}
else
{
// Only create trails FX by other players.
ASCharacter* OwningPawn = GetPawnOwner();
if (OwningPawn && OwningPawn->IsLocallyControlled())
{
return;
}
if (TrailFX)
{
UParticleSystemComponent* TrailPSC = UGameplayStatics::SpawnEmitterAtLocation(this, TrailFX, Origin);
if (TrailPSC)
{
TrailPSC->SetVectorParameter(TrailTargetParam, EndPoint);
}
}
}
}
void UFlareAsteroidComponent::SetupEffects(bool Icy)
{
IsIcyAsteroid = Icy;
Effects.Empty();
EffectsKernels.Empty();
AFlareAsteroid* Asteroid = Cast<AFlareAsteroid>(GetOwner());
int32 Multiplier = Asteroid ? Asteroid->EffectsMultiplier : 1;
// Create random effects
for (int32 Index = 0; Index < Multiplier * EffectsCount; Index++)
{
EffectsKernels.Add(FMath::VRand());
UParticleSystemComponent* PSC = UGameplayStatics::SpawnEmitterAttached(
IceEffectTemplate,
this,
NAME_None,
GetComponentLocation(),
FRotator::ZeroRotator,
EAttachLocation::KeepWorldPosition,
false);
PSC->SetWorldScale3D(EffectsScale * FVector(1, 1, 1));
Effects.Add(PSC);
if (IsIcyAsteroid)
{
PSC->SetTemplate(IceEffectTemplate);
}
else
{
PSC->SetTemplate(DustEffectTemplate);
}
}
}
void FCascadeEdPreviewViewportClient::Draw(FViewport* Viewport, FCanvas* Canvas)
{
if (!CascadePtr.IsValid())
{
return;
}
Canvas->Clear( GetPreviewBackgroundColor());
// Clear out the lines from the previous frame
CascadePreviewScene.ClearLineBatcher();
ULineBatchComponent* LineBatcher = CascadePreviewScene.GetLineBatcher();
CascadePreviewScene.RemoveComponent(LineBatcher);
const FVector XAxis(1,0,0);
const FVector YAxis(0,1,0);
const FVector ZAxis(0,0,1);
if (GetDrawElement(OriginAxis))
{
FMatrix ArrowMatrix = FMatrix(XAxis, YAxis, ZAxis, FVector::ZeroVector);
LineBatcher->DrawDirectionalArrow(ArrowMatrix, FColorList::Red, 10.f, 1.0f, SDPG_World);
ArrowMatrix = FMatrix(YAxis, ZAxis, XAxis, FVector::ZeroVector);
LineBatcher->DrawDirectionalArrow(ArrowMatrix, FColorList::Green, 10.f, 1.0f, SDPG_World);
ArrowMatrix = FMatrix(ZAxis, XAxis, YAxis, FVector::ZeroVector);
LineBatcher->DrawDirectionalArrow(ArrowMatrix, FColorList::Blue, 10.f, 1.0f, SDPG_World);
}
if (GetDrawElement(WireSphere))
{
FVector Base(0.f);
FColor WireColor = FColor::Red;
const int32 NumRings = 16;
const float RotatorMultiplier = 360.f / NumRings;
const int32 NumSides = 32;
for (int32 i = 0; i < NumRings; i++)
{
FVector RotXAxis;
FVector RotYAxis;
FVector RotZAxis;
FRotationMatrix RotMatrix(FRotator(i * RotatorMultiplier, 0, 0));
RotXAxis = RotMatrix.TransformPosition(XAxis);
RotYAxis = RotMatrix.TransformPosition(YAxis);
RotZAxis = RotMatrix.TransformPosition(ZAxis);
LineBatcher->DrawCircle(Base, RotXAxis, RotYAxis, WireColor, WireSphereRadius, NumSides, SDPG_World);
LineBatcher->DrawCircle(Base, RotXAxis, RotZAxis, WireColor, WireSphereRadius, NumSides, SDPG_World);
LineBatcher->DrawCircle(Base, RotYAxis, RotZAxis, WireColor, WireSphereRadius, NumSides, SDPG_World);
RotMatrix = FRotationMatrix(FRotator(0, i * RotatorMultiplier, 0));
RotXAxis = RotMatrix.TransformPosition(XAxis);
RotYAxis = RotMatrix.TransformPosition(YAxis);
RotZAxis = RotMatrix.TransformPosition(ZAxis);
LineBatcher->DrawCircle(Base, RotXAxis, RotYAxis, WireColor, WireSphereRadius, NumSides, SDPG_World);
LineBatcher->DrawCircle(Base, RotXAxis, RotZAxis, WireColor, WireSphereRadius, NumSides, SDPG_World);
LineBatcher->DrawCircle(Base, RotYAxis, RotZAxis, WireColor, WireSphereRadius, NumSides, SDPG_World);
}
}
FEngineShowFlags SavedEngineShowFlags = EngineShowFlags;
if (GetDrawElement(Bounds))
{
EngineShowFlags.SetBounds(true);
EngineShowFlags.Game = 1;
}
EngineShowFlags.SetVectorFields(GetDrawElement(VectorFields));
CascadePreviewScene.AddComponent(LineBatcher,FTransform::Identity);
FEditorViewportClient::Draw(Viewport, Canvas);
EngineShowFlags = SavedEngineShowFlags;
FCanvasTextItem TextItem( FVector2D::ZeroVector, FText::GetEmpty(), GEngine->GetTinyFont(), FLinearColor::White );
if (GetDrawElement(ParticleCounts) || GetDrawElement(ParticleTimes) || GetDrawElement(ParticleEvents) || GetDrawElement(ParticleMemory) || GetDrawElement(ParticleSystemCompleted))
{
// 'Up' from the lower left...
FString strOutput;
const int32 XPosition = Viewport->GetSizeXY().X - 5;
int32 YPosition = Viewport->GetSizeXY().Y - (GetDrawElement(ParticleMemory) ? 15 : 5);
UParticleSystemComponent* PartComp = CascadePtr.Pin()->GetParticleSystemComponent();
int32 iWidth, iHeight;
if (PartComp->EmitterInstances.Num())
{
for (int32 i = 0; i < PartComp->EmitterInstances.Num(); i++)
{
FParticleEmitterInstance* Instance = PartComp->EmitterInstances[i];
if (!Instance || !Instance->SpriteTemplate)
{
continue;
}
UParticleLODLevel* LODLevel = Instance->SpriteTemplate->GetCurrentLODLevel(Instance);
if (!LODLevel)
{
continue;
}
strOutput = TEXT("");
if (Instance->SpriteTemplate->EmitterRenderMode != ERM_None)
{
UParticleLODLevel* HighLODLevel = Instance->SpriteTemplate->GetLODLevel(0);
if (GetDrawElement(ParticleCounts))
{
strOutput += FString::Printf(TEXT("%4d/%4d"),
Instance->ActiveParticles, HighLODLevel->PeakActiveParticles);
}
if (GetDrawElement(ParticleTimes))
{
if (GetDrawElement(ParticleCounts))
{
strOutput += TEXT("/");
}
strOutput += FString::Printf(TEXT("%8.4f/%8.4f"),
Instance->EmitterTime, Instance->SecondsSinceCreation);
}
#if !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
if (GetDrawElement(ParticleEvents))
{
if (GetDrawElement(ParticleCounts) || GetDrawElement(ParticleTimes))
{
strOutput += TEXT("/");
}
strOutput += FString::Printf(TEXT("Evts: %4d/%4d"), Instance->EventCount, Instance->MaxEventCount);
}
#endif //#if !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
UCanvas::ClippedStrLen(GEngine->GetTinyFont(), 1.0f, 1.0f, iWidth, iHeight, *strOutput);
TextItem.SetColor( Instance->SpriteTemplate->EmitterEditorColor );
TextItem.Text = FText::FromString( strOutput );
Canvas->DrawItem( TextItem, XPosition - iWidth, YPosition - iHeight );
YPosition -= iHeight - 2;
}
}
if (GetDrawElement(ParticleMemory))
{
YPosition = Viewport->GetSizeXY().Y - 5;
FString MemoryOutput = FString::Printf(TEXT("Template: %.0f KByte / Instance: %.0f KByte"),
(float)ParticleSystemRootSize / 1024.0f + (float)ParticleModuleMemSize / 1024.0f,
(float)PSysCompRootSize / 1024.0f + (float)PSysCompResourceSize / 1024.0f);
UCanvas::ClippedStrLen(GEngine->GetTinyFont(), 1.0f, 1.0f, iWidth, iHeight, *MemoryOutput);
TextItem.SetColor( FLinearColor::White );
TextItem.Text = FText::FromString( MemoryOutput );
Canvas->DrawItem( TextItem, XPosition - iWidth, YPosition - iHeight );
}
}
else
{
for (int32 i = 0; i < PartComp->Template->Emitters.Num(); i++)
{
strOutput = TEXT("");
UParticleEmitter* Emitter = PartComp->Template->Emitters[i];
UParticleLODLevel* LODLevel = Emitter->GetLODLevel(0);
if (LODLevel && LODLevel->bEnabled && (Emitter->EmitterRenderMode != ERM_None))
{
if (GetDrawElement(ParticleCounts))
{
strOutput += FString::Printf(TEXT("%4d/%4d"),
0, LODLevel->PeakActiveParticles);
}
if (GetDrawElement(ParticleTimes))
{
if (GetDrawElement(ParticleCounts))
{
strOutput += TEXT("/");
}
strOutput += FString::Printf(TEXT("%8.4f/%8.4f"), 0.f, 0.f);
}
#if !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
if (GetDrawElement(ParticleEvents))
{
if (GetDrawElement(ParticleCounts) || GetDrawElement(ParticleTimes))
{
strOutput += TEXT("/");
}
strOutput += FString::Printf(TEXT("Evts: %4d/%4d"), 0, 0);
}
#endif //#if !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
UCanvas::ClippedStrLen(GEngine->GetTinyFont(), 1.0f, 1.0f, iWidth, iHeight, *strOutput);
TextItem.SetColor( Emitter->EmitterEditorColor );
TextItem.Text = FText::FromString( strOutput );
Canvas->DrawItem( TextItem, XPosition - iWidth, YPosition - iHeight );
YPosition -= iHeight - 2;
}
}
if (GetDrawElement(ParticleMemory))
{
YPosition = Viewport->GetSizeXY().Y - 5;
FString MemoryOutput = FString::Printf(TEXT("Template: %.0f KByte / Instance: %.0f KByte"),
(float)ParticleSystemRootSize / 1024.0f + (float)ParticleModuleMemSize / 1024.0f,
(float)PSysCompRootSize / 1024.0f + (float)PSysCompResourceSize / 1024.0f);
UCanvas::ClippedStrLen(GEngine->GetTinyFont(), 1.0f, 1.0f, iWidth, iHeight, *MemoryOutput);
TextItem.SetColor( FLinearColor::White );
TextItem.Text = FText::FromString( MemoryOutput );
Canvas->DrawItem( TextItem, XPosition - iWidth, YPosition - iHeight );
}
}
if (GetDrawElement(ParticleSystemCompleted))
{
if (PartComp->HasCompleted())
{
TextItem.SetColor(FLinearColor::White);
TextItem.Text = LOCTEXT("SystemCompleted", "Completed");
TextItem.bCentreX = true;
TextItem.bCentreY = true;
Canvas->DrawItem(TextItem, Viewport->GetSizeXY().X * 0.5f, Viewport->GetSizeXY().Y - 10);
TextItem.bCentreX = false;
TextItem.bCentreY = false;
}
}
}
//Display a warning message in the preview window if the system has no fixed bounding-box and contains a GPU emitter.
if(CascadePtr.Pin()->GetParticleSystem()->bUseFixedRelativeBoundingBox == false)
{
UParticleSystemComponent* PartComp = CascadePtr.Pin()->GetParticleSystemComponent();
if (PartComp->EmitterInstances.Num())
{
//We iterate over the emitter instances to find any that contain a GPU Sprite TypeData module. If found, we draw the warning message.
for (int32 i = 0; i < PartComp->EmitterInstances.Num(); i++)
{
FParticleEmitterInstance* Instance = PartComp->EmitterInstances[i];
if(!Instance || !Instance->SpriteTemplate)
{
continue;
}
UParticleLODLevel* LODLevel = Instance->SpriteTemplate->GetCurrentLODLevel(Instance);
if (!LODLevel || !LODLevel->TypeDataModule)
{
continue;
}
const bool bIsAGPUEmitter = LODLevel->TypeDataModule->IsA(UParticleModuleTypeDataGpu::StaticClass());
if(bIsAGPUEmitter)
{
const int32 XPosition = 5;
const int32 YPosition = Viewport->GetSizeXY().Y - 75.0f;
FString strOutput = NSLOCTEXT("Cascade", "NoFixedBounds_Warning", "WARNING: This particle system has no fixed bounding box and contains a GPU emitter.").ToString();
TextItem.SetColor( FLinearColor::White );
TextItem.Text = FText::FromString( strOutput );
Canvas->DrawItem( TextItem, XPosition, YPosition );
break;
}
}
}
}
int32 DetailMode = CascadePtr.Pin()->GetDetailMode();
if (DetailMode != DM_High)
{
FString DetailModeOutput = FString::Printf(TEXT("DETAIL MODE: %s"), (DetailMode == DM_Medium)? TEXT("MEDIUM"): TEXT("LOW"));
TextItem.SetColor( FLinearColor::Red );
TextItem.Text = FText::FromString( DetailModeOutput );
Canvas->DrawItem( TextItem, 5.0f, Viewport->GetSizeXY().Y - 90.0f );
}
if (GEngine->bEnableEditorPSysRealtimeLOD)
{
TextItem.SetColor( FLinearColor(0.25f, 0.25f, 1.0f) );
TextItem.Text = LOCTEXT("LODPREVIEWMODEENABLED","LOD PREVIEW MODE ENABLED");
Canvas->DrawItem( TextItem, 5.0f, Viewport->GetSizeXY().Y - 105.0f );
}
EParticleSignificanceLevel ReqSignificance = CascadePtr.Pin()->GetRequiredSignificance();
if (ReqSignificance != EParticleSignificanceLevel::Low)
{
FString ReqSigOutput = FString::Printf(TEXT("REQUIRED SIGNIFICANCE: %s"), (ReqSignificance == EParticleSignificanceLevel::Medium) ? TEXT("MEDIUM") : ((ReqSignificance == EParticleSignificanceLevel::High) ? TEXT("HIGH") : TEXT("CRITICAL")));
TextItem.SetColor(FLinearColor::Red);
TextItem.Text = FText::FromString(ReqSigOutput);
Canvas->DrawItem(TextItem, 5.0f, Viewport->GetSizeXY().Y - 120.0f);
}
if (bCaptureScreenShot)
{
UParticleSystem* ParticleSystem = CascadePtr.Pin()->GetParticleSystem();
int32 SrcWidth = Viewport->GetSizeXY().X;
int32 SrcHeight = Viewport->GetSizeXY().Y;
// Read the contents of the viewport into an array.
TArray<FColor> OrigBitmap;
if (Viewport->ReadPixels(OrigBitmap))
{
check(OrigBitmap.Num() == SrcWidth * SrcHeight);
// Resize image to enforce max size.
TArray<FColor> ScaledBitmap;
int32 ScaledWidth = 512;
int32 ScaledHeight = 512;
FImageUtils::ImageResize(SrcWidth, SrcHeight, OrigBitmap, ScaledWidth, ScaledHeight, ScaledBitmap, true);
// Compress.
FCreateTexture2DParameters Params;
Params.bDeferCompression = true;
ParticleSystem->ThumbnailImage = FImageUtils::CreateTexture2D(ScaledWidth, ScaledHeight, ScaledBitmap, ParticleSystem, TEXT("ThumbnailTexture"), RF_NoFlags, Params);
ParticleSystem->ThumbnailImageOutOfDate = false;
ParticleSystem->MarkPackageDirty();
}
bCaptureScreenShot = false;
}
}
bool AHeatmapDataCollector::BuildSplinePath(uint8 CharNumberIn /*= 0*/, bool isActive/*=true */)
{
if (bBuildSpline)
{
if (PathSpline)
{
if (PathSpline->GetNumberOfSplinePoints() != 0)
{
PathSpline->ClearSplinePoints();
}
auto FileFrom = SaveDirectoryPath + "/" + LogFileName + "_" + FString::FromInt(CharNumberIn) + ".txt";
bool DExists = FPlatformFileManager::Get().GetPlatformFile().FileExists(*FileFrom);//DirectoryExists(*FileFrom);
if (DExists)///////////////////
{
//if (SplineDataSwitcher == ESplineDataSwitcher::ES_ArrayData)
//{
// //TArray<int16> ArrayFromFile;
// auto FileFrom = SaveDirectoryPath + "/" + "ArrayLocationLogs.txt";
// LoadFileToArray(ArrayFromFile, *FileFrom, 0);
// FVector SplinePoint;
// SplinePoint.X = 0;
// SplinePoint.Y = 0;
// SplinePoint.Z = 0;
// for (size_t i = 0; i < ArrayFromFile.Num(); i++)
// {
// SplinePoint.X = (ArrayFromFile[i] < 12800 && ArrayFromFile[i] > -12800 ? ArrayFromFile[i] : GetActorLocation().X);
// i++;
// SplinePoint.Y = (ArrayFromFile[i] < 12800 && ArrayFromFile[i] > -12800 ? ArrayFromFile[i] : GetActorLocation().Y);
// i++;
// SplinePoint.Z = (ArrayFromFile[i] < 12800 && ArrayFromFile[i] > -5000 ? ArrayFromFile[i] : GetActorLocation().Z);
// PathSpline->AddSplineWorldPoint(SplinePoint);
// }
//}
if (SplineDataSwitcher == ESplineDataSwitcher::ES_StringData)
{
FString StringFromFile;
ParseCoordsFromFile(StringFromFile, *FileFrom);
if (ParticlesArr.Num() > 0)
{
for (auto i = 0; i < ParticlesArr.Num(); i++)
{
UParticleSystemComponent* D = Cast<UParticleSystemComponent>(ParticlesArr[i]);
if (D != NULL)
D->DeactivateSystem();
}
ParticlesArr.Empty();
}
int32 numSplinePoints = PathSpline->GetNumberOfSplinePoints();
for (auto pointIdx = 0; pointIdx < numSplinePoints; pointIdx++)
{
const FName Source = FName(TEXT("Source"));
const FName SourceTan = FName(TEXT("Source_Tan"));
const FName Target = FName(TEXT("Target"));
const FName TargetTan = FName(TEXT("Target_Tan"));
const FName TeamColorParam = FName(TEXT("TeamColor"));
FVector sourceBeamLocation = PathSpline->GetLocationAtSplinePoint(pointIdx, ESplineCoordinateSpace::World);
FRotator sourceBeamRot;
sourceBeamRot.Pitch = 0;
sourceBeamRot.Yaw = 0;
sourceBeamRot.Roll = 0;
float sourceDistanceAlongSpline = PathSpline->GetDistanceAlongSplineAtSplinePoint(pointIdx);
FVector sourceTangentAtDistance = PathSpline->GetTangentAtDistanceAlongSpline(sourceDistanceAlongSpline, ESplineCoordinateSpace::World);
FVector targetBeamLocation = PathSpline->GetLocationAtSplinePoint(pointIdx + 1, ESplineCoordinateSpace::World);
float targetDistanceAlongSpline = PathSpline->GetDistanceAlongSplineAtSplinePoint(pointIdx + 1);
FVector targetTangentAtDistance = PathSpline->GetTangentAtDistanceAlongSpline(targetDistanceAlongSpline, ESplineCoordinateSpace::World);
if (GetWorld())
{
UParticleSystemComponent* Spawner = UGameplayStatics::SpawnEmitterAtLocation(this, BeamParticle, sourceBeamLocation, sourceBeamRot, true);////ftom world to this
UParticleSystemComponent* chek = Cast<UParticleSystemComponent>(Spawner);
if (chek)
{
ParticlesArr.Add(Spawner);
if (Spawner)
{
Spawner->SetVectorParameter(Source, sourceBeamLocation);
Spawner->SetVectorParameter(SourceTan, sourceTangentAtDistance);
Spawner->SetVectorParameter(Target, targetBeamLocation);
Spawner->SetVectorParameter(TargetTan, targetTangentAtDistance);
Spawner->SetColorParameter(TeamColorParam, TeamColor);
}
}
}
}
return true;//
}
}
}
}
if (isActive == false) /// clearing particles
{
for (auto i = 0; i < ParticlesArr.Num(); i++)
{
UParticleSystemComponent* D = Cast<UParticleSystemComponent>(ParticlesArr[i]);
if (D != NULL)
D->DeactivateSystem();
}
ParticlesArr.Empty();
}
return false;
}
