- lens collision now scales correctly with radius/thickness

- grid snapping ghost also updates scale correctly

Source/OptiX/Private/OptiXLensComponent.cpp

@@ -258,6 +258,8 @@ void UOptiXLensComponent::SetThickness(float Thickness)
 	UE_LOG(LogTemp, Display, TEXT("Setting Thickness: %f"), Thickness);
 	LensThickness = Thickness;
 	QueueOptiXContextUpdate();
+	if(IsInGameThread())
+		OnLensThicknessChanged.Broadcast(LensThickness);
 }
 
 float UOptiXLensComponent::GetThickness() const
@@ -296,6 +298,8 @@ void UOptiXLensComponent::SetLensRadius(float Radius)
 	UE_LOG(LogTemp, Display, TEXT("Setting Lens Radius: %f"), Radius);
 	LensRadius = Radius;
 	QueueOptiXContextUpdate();
+	if (IsInGameThread())
+		OnLensRadiusChanged.Broadcast(Radius);
 }
 
 float UOptiXLensComponent::GetLensRadius() const

Source/OptiX/Private/SelectableActorBase.cpp

@@ -485,18 +485,18 @@ void ASelectableActorBase::SetRodPosition(FVector TablePosition)
 // TODO Material highlighting - swap material slots?
 void ASelectableActorBase::OnOverlapBegin(UPrimitiveComponent * OverlapComponent, AActor * OtherActor, UPrimitiveComponent * OtherComp, int32 OtherBodyIndex, bool bFromSweep, const FHitResult & SweepResult)
 {
-	int32 N = OverlapComponent->GetNumMaterials();
-	for (int32 i = 0; i < N; i++)
-	{
-		Cast<UMaterialInstanceDynamic>(OverlapComponent->GetMaterial(i))->SetVectorParameterValue("Color", FLinearColor(0.5, 0.5, 0.8));
-	}
+	//int32 N = OverlapComponent->GetNumMaterials();
+	//for (int32 i = 0; i < N; i++)
+	//{
+	//	Cast<UMaterialInstanceDynamic>(OverlapComponent->GetMaterial(i))->SetVectorParameterValue("Color", FLinearColor(0.5, 0.5, 0.8));
+	//}
 }
 
 void ASelectableActorBase::OnOverlapEnd(UPrimitiveComponent* OverlappedComp, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex)
 {
-	int32 N = OverlappedComp->GetNumMaterials();
-	for (int32 i = 0; i < N; i++)
-	{
-		Cast<UMaterialInstanceDynamic>(OverlappedComp->GetMaterial(i))->SetVectorParameterValue("Color", FLinearColor(0.4, 0.4, 0.4));
-	}
+	//int32 N = OverlappedComp->GetNumMaterials();
+	//for (int32 i = 0; i < N; i++)
+	//{
+	//	Cast<UMaterialInstanceDynamic>(OverlappedComp->GetMaterial(i))->SetVectorParameterValue("Color", FLinearColor(0.4, 0.4, 0.4));
+	//}
 }

Source/OptiX/Public/OptiXLensComponent.h

@@ -8,6 +8,9 @@
 
 #include "OptiXLensComponent.generated.h"
 
+DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FOnLensRadiusChanged, float, Radius);
+DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FOnLensThicknessChanged, float, Thickness);
+
 /**
  * Lens Type Enum
  */
@@ -122,6 +125,13 @@ public:
 	UFUNCTION()
 	void OnWavelengthChangedEvent(float WL);
 
+	// Event callbacks:
+	UPROPERTY(BlueprintAssignable, Category = "OptiXLensComponent")
+	FOnLensRadiusChanged OnLensRadiusChanged;
+
+	UPROPERTY(BlueprintAssignable, Category = "OptiXLensComponent")
+	FOnLensThicknessChanged OnLensThicknessChanged;
+
 public:
 
 	// Lens Properties