instances

Source/MasterTestProject/Tileset.cpp

@@ -118,21 +118,21 @@ void ATilesetActor::parseInstanced3DTile(const TArray<uint8> data, FTile * tile)
 
 				gltf->loadModel(&data.GetData()[GLTFstart], (data.Num() - GLTFstart));
 
-				//https://answers.unrealengine.com/questions/136562/is-there-a-way-to-clone-duplicate-an-actor-in-c.html
+				//http://www.dirsig.org/docs/new/coordinates.html
 
 				if (JsonParsed->HasField("POSITION")) {
 					uint32 featureTableBinaryOffset = i3dmheader->getFeatureStart() + i3dmheader->featureTable.featureTableJSONByteLength;
 					TSharedPtr<FJsonObject> binaryBodyReference = JsonParsed->GetObjectField("POSITION");
 					int32 byteOffset = binaryBodyReference->GetIntegerField("byteOffset");
 
-					TArray<FVector> positons = TArray<FVector>();// getAsArray<FVector>(data.GetData(), featureTableBinaryOffset + byteOffset, instances_length);
+					TArray<FVector> positons = getAsArray<FVector>(data.GetData(), (int32)(featureTableBinaryOffset + byteOffset), instances_length);
 
 					FString outputString = "[";
 
 					for (FVector pos : positons)
 					{
 						outputString += "[" + pos.ToString() +"] ";
-
+						gltf->clone(pos);
 					}
 					outputString += "]";
 					UE_LOG(TILES, Warning, TEXT("InStanced 3D Model Positions %s"), *outputString);
@@ -144,10 +144,7 @@ void ATilesetActor::parseInstanced3DTile(const TArray<uint8> data, FTile * tile)
 
 
 		}
-
 	}
-
-
 }
 
 void ATilesetActor::parse3DTile(const TArray<uint8> data, FTile *tile)

Source/MasterTestProject/Tileset.h

@@ -299,15 +299,14 @@ private:
 	void parseBatched3DTile(const TArray<uint8> data, FTile *tile);
 	void parseInstanced3DTile(const TArray<uint8> data, FTile *tile);
 
-	template <typename T> TArray<T> getAsArray(uint8* data, int32 offset, int32 numberOfElements);
+	template <typename T> TArray<T> getAsArray(const uint8* data, int32 offset, int32 numberOfElements);
 };
 
 template<typename T>
-inline TArray<T> ATilesetActor::getAsArray(uint8 *data, int32 offset, int32 numberOfElements)
+inline TArray<T> ATilesetActor::getAsArray(const uint8 *data, int32 offset, int32 numberOfElements)
 {
-	//T *ArrayPointer = (T*)(data + offset);
-	//TArray<T> result;
-	//result.Append(ArrayPointer, numberOfElements);
-	//return result;
-	return TArray<T>();
+	T *ArrayPointer = (T*)(data + offset);
+	TArray<T> result;
+	result.Append(ArrayPointer, numberOfElements);
+	return result;
 }

Source/MasterTestProject/ue4-assimp/ProceduralEntity.cpp

@@ -278,6 +278,23 @@ void AProceduralEntity::loadModel(const uint8* RawFileData, int32 lenght) {
 	UE_LOG(GLTF, Log, TEXT("GLTF loaded: %i Vertecies in %f seconds"), _numVertecies, end - start);
 }
 
+AProceduralEntity* AProceduralEntity::clone(const FVector position)
+{
+	FActorSpawnParameters Parameters;
+	Parameters.Template = this;
+
+	class AProceduralEntity * New = GetWorld()->SpawnActor<AProceduralEntity>(GetClass(), Parameters);
+	New->SetOwner(GetOwner());
+#if WITH_EDITOR
+	New->SetFolderPath(this->GetFolderPath());
+#endif
+	FTransform trans = FTransform(position);
+	New->SetActorTransform(trans);
+
+	return New;
+
+}
+
 UMaterialInterface  *AProceduralEntity::GetMaterialForIndex(unsigned int index, const aiScene* scene){
 	if (MaterialMap.Contains(index)) {
 		return *MaterialMap.Find(index);

Source/MasterTestProject/ue4-assimp/ProceduralEntity.h

@@ -56,6 +56,8 @@ public:
 
 	void loadModel(const uint8* RawFileData, int32 lenght);
 
+	AProceduralEntity* clone(FVector position);
+
 
 
 private: