From cd7ab576229f1a293857e045d2a682b8420203ea Mon Sep 17 00:00:00 2001
From: Axel <axellopez92@outlook.com>
Date: Thu, 2 Mar 2023 17:28:36 +0100
Subject: [PATCH] WIP Automatize prop import

---
 .../Source/Carla/MapGen/USDImporterActor.cpp  | 22 +++++++++++++
 .../Source/Carla/MapGen/USDImporterActor.h    | 32 +++++++++++++++++++
 .../Source/CarlaTools/CarlaTools.Build.cs     |  2 ++
 .../CarlaTools/Private/USDImporterWidget.cpp  | 21 ++++++++++++
 .../CarlaTools/Public/USDImporterWidget.h     | 19 +++++++++++
 5 files changed, 96 insertions(+)
 create mode 100644 Unreal/CarlaUE4/Plugins/Carla/Source/Carla/MapGen/USDImporterActor.cpp
 create mode 100644 Unreal/CarlaUE4/Plugins/Carla/Source/Carla/MapGen/USDImporterActor.h
 create mode 100644 Unreal/CarlaUE4/Plugins/CarlaTools/Source/CarlaTools/Private/USDImporterWidget.cpp
 create mode 100644 Unreal/CarlaUE4/Plugins/CarlaTools/Source/CarlaTools/Public/USDImporterWidget.h

diff --git a/Unreal/CarlaUE4/Plugins/Carla/Source/Carla/MapGen/USDImporterActor.cpp b/Unreal/CarlaUE4/Plugins/Carla/Source/Carla/MapGen/USDImporterActor.cpp
new file mode 100644
index 000000000..3611df6ab
--- /dev/null
+++ b/Unreal/CarlaUE4/Plugins/Carla/Source/Carla/MapGen/USDImporterActor.cpp
@@ -0,0 +1,22 @@
+// Copyright (c) 2023 Computer Vision Center (CVC) at the Universitat Autonoma
+// de Barcelona (UAB).
+//
+// This work is licensed under the terms of the MIT license.
+// For a copy, see <https://opensource.org/licenses/MIT>.
+
+#include "USDImporterActor.h"
+
+AUSDImporterActor::AUSDImporterActor(const FObjectInitializer &ObjectInitializer)
+  : Super(ObjectInitializer)
+{
+  PrimaryActorTick.bCanEverTick = false;
+  RootSceneComponent = CreateDefaultSubobject<USceneComponent>(TEXT("SceneRootComponent"));
+  RootComponent = RootSceneComponent;
+  RootComponent->SetMobility(EComponentMobility::Movable);
+}
+
+
+void AUSDImporterActor::LoadUSDFile()
+{
+
+}
\ No newline at end of file
diff --git a/Unreal/CarlaUE4/Plugins/Carla/Source/Carla/MapGen/USDImporterActor.h b/Unreal/CarlaUE4/Plugins/Carla/Source/Carla/MapGen/USDImporterActor.h
new file mode 100644
index 000000000..875a46161
--- /dev/null
+++ b/Unreal/CarlaUE4/Plugins/Carla/Source/Carla/MapGen/USDImporterActor.h
@@ -0,0 +1,32 @@
+// Copyright (c) 2023 Computer Vision Center (CVC) at the Universitat Autonoma
+// de Barcelona (UAB).
+//
+// This work is licensed under the terms of the MIT license.
+// For a copy, see <https://opensource.org/licenses/MIT>.
+
+#pragma once
+
+#include "GameFramework/Actor.h"
+
+#include "USDImporterActor.generated.h"
+
+UCLASS()
+class CARLA_API AUSDImporterActor : public AActor
+{
+    GENERATED_BODY()
+
+public:
+
+  AUSDImporterActor(const FObjectInitializer &ObjectInitializer);
+
+  UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Carla USD Importer")
+  FString USDPath = "";
+
+  UFUNCTION(CallInEditor, BlueprintCallable, Category = "Carla USD Importer")
+  void LoadUSDFile();
+
+private:
+  UPROPERTY(Category="Carla USD Importer", VisibleAnywhere, BlueprintReadOnly, meta = (AllowPrivateAccess = "true"))
+  USceneComponent* RootSceneComponent;
+
+};
diff --git a/Unreal/CarlaUE4/Plugins/CarlaTools/Source/CarlaTools/CarlaTools.Build.cs b/Unreal/CarlaUE4/Plugins/CarlaTools/Source/CarlaTools/CarlaTools.Build.cs
index 84f6e064a..1ac044737 100644
--- a/Unreal/CarlaUE4/Plugins/CarlaTools/Source/CarlaTools/CarlaTools.Build.cs
+++ b/Unreal/CarlaUE4/Plugins/CarlaTools/Source/CarlaTools/CarlaTools.Build.cs
@@ -58,6 +58,8 @@ public class CarlaTools : ModuleRules
 				"Slate",
 				"SlateCore",
 				"UnrealEd",
+        "OmniverseUSD",
+        "OmniverseRuntime",
 				"Blutility",
 				"UMG",
 				"EditorScriptingUtilities",
diff --git a/Unreal/CarlaUE4/Plugins/CarlaTools/Source/CarlaTools/Private/USDImporterWidget.cpp b/Unreal/CarlaUE4/Plugins/CarlaTools/Source/CarlaTools/Private/USDImporterWidget.cpp
new file mode 100644
index 000000000..bc5728863
--- /dev/null
+++ b/Unreal/CarlaUE4/Plugins/CarlaTools/Source/CarlaTools/Private/USDImporterWidget.cpp
@@ -0,0 +1,21 @@
+// Copyright (c) 2023 Computer Vision Center (CVC) at the Universitat Autonoma de Barcelona (UAB). This work is licensed under the terms of the MIT license. For a copy, see <https://opensource.org/licenses/MIT>.
+
+#include "USDImporterWidget.h"
+#include "OmniverseUSDImporter.h"
+
+
+void UUSDImporterWidget::ImportUSDProp(
+    const FString& USDPath, const FString& DestinationAssetPath)
+{
+  FOmniverseImportSettings Settings;
+  Settings.bImportUnusedReferences = false;
+  Settings.bImportAsBlueprint = true;
+  FOmniverseUSDImporter::LoadUSD(USDPath, DestinationAssetPath, Settings);
+}
+
+void UUSDImporterWidget::ImportUSDVehicle(
+    const FString& USDPath, const FString& DestinationAssetPath)
+{
+
+}
+
diff --git a/Unreal/CarlaUE4/Plugins/CarlaTools/Source/CarlaTools/Public/USDImporterWidget.h b/Unreal/CarlaUE4/Plugins/CarlaTools/Source/CarlaTools/Public/USDImporterWidget.h
new file mode 100644
index 000000000..972577b73
--- /dev/null
+++ b/Unreal/CarlaUE4/Plugins/CarlaTools/Source/CarlaTools/Public/USDImporterWidget.h
@@ -0,0 +1,19 @@
+// Copyright (c) 2023 Computer Vision Center (CVC) at the Universitat Autonoma de Barcelona (UAB). This work is licensed under the terms of the MIT license. For a copy, see <https://opensource.org/licenses/MIT>.
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include "Blueprint/UserWidget.h"
+
+#include "USDImporterWidget.generated.h"
+
+UCLASS()
+class CARLATOOLS_API UUSDImporterWidget : public UUserWidget
+{
+  GENERATED_BODY()
+
+  public:
+
+  void ImportUSDProp(const FString& USDPath, const FString& DestinationAssetPath);
+  void ImportUSDVehicle(const FString& USDPath, const FString& DestinationAssetPath);
+};