Hide implementation detail

* give access to Tileset actor

Author: GhisBntly

Source/CesiumRuntime/Private/CesiumGltfComponent.cpp

@@ -3197,8 +3197,8 @@ static void loadPrimitiveGameThreadPart(
           pBaseMaterial,
           ImportedSlotName);
       if (pMaterialForGltfPrimitive) {
-        // pMaterialForGltfPrimitive created above may not have used the suggested
-        // pBaseMaterial passed as input
+        // pMaterialForGltfPrimitive created above may not have used the
+        // suggested pBaseMaterial passed as input
         pBaseMaterial = pMaterialForGltfPrimitive->Parent.Get();
         // may have changed but we don't need it from now on:
         pUserDesignatedMaterialAsDynamic = nullptr;
@@ -3559,8 +3559,7 @@ UCesiumGltfComponent::CreateOffGameThread(
 
 void UCesiumGltfComponent::OnVisibilityChanged() {
   USceneComponent::OnVisibilityChanged();
-  auto* pLifecycleEventReceiver =
-      Cast<ACesium3DTileset>(GetOuter())->GetLifecycleEventReceiver();
+  auto* pLifecycleEventReceiver = GetTilesetActor().GetLifecycleEventReceiver();
   if (pLifecycleEventReceiver)
     pLifecycleEventReceiver->OnVisibilityChanged(*this, GetVisibleFlag());
 }
@@ -3603,6 +3602,10 @@ const Cesium3DTilesSelection::TileID& UCesiumGltfComponent::GetTileID() const {
   return pTile->getTileID();
 }
 
+ACesium3DTileset& UCesiumGltfComponent::GetTilesetActor() {
+  return *Cast<ACesium3DTileset>(GetOuter());
+}
+
 FVector
 UCesiumGltfComponent::GetGltfToUnrealLocalVertexPositionScaleFactor() const {
   // Note: replicates logic from (static) loadPrimitive

Source/CesiumRuntime/Private/CesiumGltfComponent.h

@@ -140,6 +140,7 @@ class UCesiumGltfComponent : public USceneComponent, public ICesiumLoadedTile {
   // from ICesiumLoadedTile
   const FCesiumModelMetadata& GetModelMetadata() const override;
   const Cesium3DTilesSelection::TileID& GetTileID() const override;
+  ACesium3DTileset& GetTilesetActor() override;
   FVector GetGltfToUnrealLocalVertexPositionScaleFactor() const override;
   void SetRenderReady(bool bToggle) override;
 

Source/CesiumRuntime/Public/CesiumLoadedTile.h

@@ -12,6 +12,7 @@
 
 #include "CesiumLoadedTile.generated.h"
 
+class ACesium3DTileset;
 class UStaticMeshComponent;
 
 UINTERFACE()
@@ -25,10 +26,11 @@ class ICesiumLoadedTile {
    * guarantee of unicity */
   virtual const Cesium3DTilesSelection::TileID& GetTileID() const = 0;
   /** Scaling factor to be applied (component-wise multiplication) to glTF
-   * vertices of this tile's models to obtain the values represented in their
+   * vertices of this tile's model to obtain the values represented in their
    * matching mesh component (see @{link
    * UCesiumLoadedTilePrimitive::GetMeshComponent). */
   virtual FVector GetGltfToUnrealLocalVertexPositionScaleFactor() const = 0;
+  virtual ACesium3DTileset& GetTilesetActor() = 0;
   virtual const FCesiumModelMetadata& GetModelMetadata() const = 0;
   virtual void SetRenderReady(bool bToggle) = 0;
 };