gnarf

Source/MasterTestProject/DynamicTextureUtilities.cpp

@@ -78,13 +78,15 @@ UTexture2D* UDynamicTextureUtilities::CreateTransientDynamicTexture(int32 Width,
 	auto* Texture = UTexture2D::CreateTransient(Width, Height, PixelFormat);
 	if (Texture)
 	{
-		Texture->CompressionSettings = TextureCompressionSettings::TC_VectorDisplacementmap;
+		Texture->CompressionSettings = TextureCompressionSettings::TC_HDR; // TC_VectorDisplacementmap;
 		Texture->SRGB = 0;
 		Texture->UpdateResource();
 	}
 	return Texture;
 }
 
+
+//not used
 UTexture2D* UDynamicTextureUtilities::CreateDynamicTextureWithData(int length, uint8* data)
 {
 	

Source/MasterTestProject/PointCloudActor.cpp

@@ -11,7 +11,9 @@ APointCloudActor::APointCloudActor(const FObjectInitializer& ObjectInitializer)
 	PrimaryActorTick.bCanEverTick = true;
 	
 	//Create Static Mesh
-	static ConstructorHelpers::FObjectFinder<UStaticMesh> StaticMeshOb_AW2(TEXT("StaticMesh'/Game/PointClouds/quadchain-2-20.quadchain-2-20'"));
+	//static ConstructorHelpers::FObjectFinder<UStaticMesh> StaticMeshOb_AW2(TEXT("StaticMesh'/Game/PointClouds/quadchain-2-20.quadchain-2-20'"));
+	static ConstructorHelpers::FObjectFinder<UStaticMesh> StaticMeshOb_AW2(TEXT("StaticMesh'/Game/FirstPersonBP/Blueprints/quadchain-2-20.quadchain-2-20'"));
+	
 	StaticMesh = StaticMeshOb_AW2.Object;
 	StaticMeshComponent = ObjectInitializer.CreateDefaultSubobject < UStaticMeshComponent >(this, TEXT("Poins"));
 	StaticMeshComponent->SetStaticMesh(StaticMesh);
@@ -33,6 +35,7 @@ APointCloudActor::APointCloudActor(const FObjectInitializer& ObjectInitializer)
 
 void APointCloudActor::setPoints(UTexture2D* PointCloud) {
 	Material->SetTextureParameterValue(FName("PointCloud"), PointCloud);
+	Material->SetScalarParameterValue(FName("TextureSize"), PointCloud->GetSizeX());
 	Points = PointCloud;
 	StaticMeshComponent->SetMaterial(0, Material);
 

Source/MasterTestProject/Tileset.cpp

@@ -342,6 +342,7 @@ void ATilesetActor::parsePointCloudTile(const TArray<uint8> data, FTile * tile)
 	if (FJsonSerializer::Deserialize(JsonReader, FeatureTableJSON))
 	{
 		int32 instances_length = FeatureTableJSON->GetIntegerField("POINTS_LENGTH");
+		//instances_length = 265;
 		UWorld* const World = GetWorld();
 		if (World)
 		{
@@ -365,21 +366,19 @@ void ATilesetActor::parsePointCloudTile(const TArray<uint8> data, FTile * tile)
 				TArray<FLinearColor> *Points = new TArray<FLinearColor>();
 				uint8* pos = start;
 				float minx, maxx, miny, maxy, minz, maxz;
-				minx = miny = minz = TNumericLimits< float >::Max();
-					
+				minx = miny = minz = TNumericLimits< float >::Max();	
 				maxx = maxy = maxz = TNumericLimits< float >::Min();
 
+				//FString AbsoluteFilePath = "C:/Users/wester/Documents/Unreal Projects/MasterTestProjekt/Content/points.csv";
+				//IPlatformFile& file = FPlatformFileManager::Get().GetPlatformFile();
+				//IFileHandle* handle = file.OpenWrite(*AbsoluteFilePath,true);
 
 				for (size_t i = 0; i < instances_length; i+=1)
 				{
 					float x = *((float*)pos);
 					float y = *((float*)(pos + 4));
 					float z = *((float*)(pos + 8));
-
-					x = (x + 1.0) / 4;
-					y = (x + 1.0) / 4;
-					z = (x + 1.0) / 4;
-
+	
 					minx = FMath::Min(x, minx);
 					maxx = FMath::Max(x, maxx);
 
@@ -389,9 +388,29 @@ void ATilesetActor::parsePointCloudTile(const TArray<uint8> data, FTile * tile)
 					minz = FMath::Min(z, minz);
 					maxz = FMath::Max(z, maxz);
 
+					pos += 12;
+				//	FString string = FString::SanitizeFloat(x) + TEXT(";") + FString::SanitizeFloat(y) + TEXT(";") + FString::SanitizeFloat(z) + TEXT("\n");
+				//	handle->Write((const uint8*)TCHAR_TO_ANSI(*string), string.Len());
+				}
+
+				//delete handle;
 				
 
-					Points->Add(FLinearColor(x, y, z, 1.0f));
+				pos = start;
+				for (size_t i = 0; i < instances_length; i += 1)
+				{
+					float x = *((float*)pos);
+					float y = *((float*)(pos + 4));
+					float z = *((float*)(pos + 8));
+
+					x = (x - minx) / (maxx - minx);
+					y = (y - miny) / (maxy - miny);
+					z = (z - minz) / (maxz - minz);
+
+					FLinearColor point = FLinearColor(x,y, z, 1.0f);
+					
+
+					Points->Add(point);
 					//UE_LOG(TILES, Warning, TEXT("%s"),*Points->Last().ToString());
 
 					pos += 12;
@@ -401,12 +420,15 @@ void ATilesetActor::parsePointCloudTile(const TArray<uint8> data, FTile * tile)
 					Points->Add(FLinearColor(0.0f, 0.0f, 0.0f, 0.0f));
 				}
 				UTexture2D* Texture = UDynamicTextureUtilities::CreateTransientDynamicTexture(TextureSize, TextureSize, PF_A32B32G32R32F);
+				
 				UDynamicTextureUtilities::UpdateDynamicVectorTexture(*Points, Texture);
 				UE_LOG(TILES, Warning, TEXT("Created Position Texture Number Points %d, TextureSize: %d, Fill: %d"), instances_length, TextureSize, fill);
 				UE_LOG(TILES, Error, TEXT("Boundig %f Box: Min [%f/%f/%f] Max [%f/%f/%f]"), TNumericLimits< float >::Min(), minx, miny, minz,maxx, maxy, maxz );
 
+				if(tstTexture)
+					PointCloud->setPoints(tstTexture);
 
-				PointCloud->setPoints(Texture);
+				//PointCloud->setPoints(Texture);
 				//ass texture to mAterial
 				if (TextureTest) {
 					UMaterialInstanceDynamic *Material = UMaterialInstanceDynamic::Create(TextureTest->GetStaticMeshComponent()->GetMaterial(0), nullptr);

Source/MasterTestProject/Tileset.h

@@ -148,6 +148,8 @@ struct FTile
 	void setVisible(bool visible);
 
 
+
+
 	FTile() {
 		float transformDefault[] = { 1.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 1.0 };
 		transform.Empty();
@@ -345,6 +347,10 @@ public:
 	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Texture")
 	AStaticMeshActor  *TextureTest = NULL;
 
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Texture")
+	UTexture2D* tstTexture;
+
+
 
 	// Called when the game starts or when spawned
 	virtual void BeginPlay() override;