Merge branch 'main' into SpawnablePriorityQueue

Code/Framework/AzToolsFramework/AzToolsFramework/AssetEditor/AssetEditorWidget.cpp

@@ -483,6 +483,8 @@ namespace AzToolsFramework
                         }
                     }
 
+                    m_dirty = false;
+
                     AddRecentPath(targetFilePath);
 
                     SetStatusText(Status::assetCreated);

Code/Framework/AzToolsFramework/AzToolsFramework/Entity/PrefabEditorEntityOwnershipService.cpp

@@ -57,7 +57,6 @@ namespace AzToolsFramework
             "Couldn't get prefab loader interface, it's a requirement for PrefabEntityOwnership system to work");
 
         m_rootInstance = AZStd::unique_ptr<Prefab::Instance>(m_prefabSystemComponent->CreatePrefab({}, {}, "NewLevel.prefab"));
-
         m_sliceOwnershipService.BusConnect(m_entityContextId);
         m_sliceOwnershipService.m_shouldAssertForLegacySlicesUsage = m_shouldAssertForLegacySlicesUsage;
         m_editorSliceOwnershipService.BusConnect();
@@ -91,14 +90,17 @@ namespace AzToolsFramework
 
     void PrefabEditorEntityOwnershipService::Reset()
     {
-        Prefab::TemplateId templateId = m_rootInstance->GetTemplateId();
-        if (templateId != Prefab::InvalidTemplateId)
+        if (m_rootInstance)
         {
-            m_rootInstance->SetTemplateId(Prefab::InvalidTemplateId);
-            m_prefabSystemComponent->RemoveTemplate(templateId);
+            Prefab::TemplateId templateId = m_rootInstance->GetTemplateId();
+            if (templateId != Prefab::InvalidTemplateId)
+            {
+                m_rootInstance->SetTemplateId(Prefab::InvalidTemplateId);
+                m_prefabSystemComponent->RemoveTemplate(templateId);
+            }
+            m_rootInstance->Reset();
+            m_rootInstance->SetContainerEntityName("Level");
         }
-        m_rootInstance->Reset();
-        m_rootInstance->SetContainerEntityName("Level");
 
         AzFramework::EntityOwnershipServiceNotificationBus::Event(
             m_entityContextId, &AzFramework::EntityOwnershipServiceNotificationBus::Events::OnEntityOwnershipServiceReset);
@@ -202,7 +204,7 @@ namespace AzToolsFramework
         }
 
         m_rootInstance->SetTemplateId(templateId);
-        m_rootInstance->SetTemplateSourcePath(m_loaderInterface->GetRelativePathToProject(filename));
+        m_rootInstance->SetTemplateSourcePath(m_loaderInterface->GenerateRelativePath(filename));
         m_rootInstance->SetContainerEntityName("Level");
         m_prefabSystemComponent->PropagateTemplateChanges(templateId);
 
@@ -220,7 +222,7 @@ namespace AzToolsFramework
 
     bool PrefabEditorEntityOwnershipService::SaveToStream(AZ::IO::GenericStream& stream, AZStd::string_view filename)
     {
-        AZ::IO::Path relativePath = m_loaderInterface->GetRelativePathToProject(filename);
+        AZ::IO::Path relativePath = m_loaderInterface->GenerateRelativePath(filename);
         AzToolsFramework::Prefab::TemplateId templateId = m_prefabSystemComponent->GetTemplateIdFromFilePath(relativePath);
 
         m_rootInstance->SetTemplateSourcePath(relativePath);
@@ -267,7 +269,7 @@ namespace AzToolsFramework
 
     void PrefabEditorEntityOwnershipService::CreateNewLevelPrefab(AZStd::string_view filename, const AZStd::string& templateFilename)
     {
-        AZ::IO::Path relativePath = m_loaderInterface->GetRelativePathToProject(filename);
+        AZ::IO::Path relativePath = m_loaderInterface->GenerateRelativePath(filename);
         AzToolsFramework::Prefab::TemplateId templateId = m_prefabSystemComponent->GetTemplateIdFromFilePath(relativePath);
 
         m_rootInstance->SetTemplateSourcePath(relativePath);
@@ -378,7 +380,12 @@ namespace AzToolsFramework
     Prefab::InstanceOptionalReference PrefabEditorEntityOwnershipService::GetRootPrefabInstance()
     {
         AZ_Assert(m_rootInstance, "A valid root prefab instance couldn't be found in PrefabEditorEntityOwnershipService.");
-        return *m_rootInstance;
+        if (m_rootInstance)
+        {
+            return *m_rootInstance;
+        }
+
+        return AZStd::nullopt;
     }
 
     const AZStd::vector<AZ::Data::Asset<AZ::Data::AssetData>>& PrefabEditorEntityOwnershipService::GetPlayInEditorAssetData()

Code/Framework/AzToolsFramework/AzToolsFramework/Manipulators/ManipulatorSpace.cpp

@@ -39,7 +39,7 @@ namespace AzToolsFramework
         AZ::Transform result;
         result.SetRotation(m_space.GetRotation() * localTransform.GetRotation());
         result.SetTranslation(m_space.TransformPoint(m_nonUniformScale * localTransform.GetTranslation()));
-        result.SetScale(m_space.GetScale() * localTransform.GetUniformScale());
+        result.SetUniformScale(m_space.GetUniformScale() * localTransform.GetUniformScale());
         return result;
     }
 

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/Instance/InstanceSerializer.cpp

@@ -124,7 +124,7 @@ namespace AzToolsFramework
                         "PrefabLoaderInterface could not be found. It is required to load Prefab Instances");
 
                     // Make sure we have a relative path
-                    instance->m_templateSourcePath = loaderInterface->GetRelativePathToProject(instance->m_templateSourcePath);
+                    instance->m_templateSourcePath = loaderInterface->GenerateRelativePath(instance->m_templateSourcePath);
 
                     TemplateId templateId = prefabSystemComponentInterface->GetTemplateIdFromFilePath(instance->GetTemplateSourcePath());
 

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabLoader.cpp

@@ -18,7 +18,9 @@
 #include <AzCore/Settings/SettingsRegistryMergeUtils.h>
 #include <AzCore/StringFunc/StringFunc.h>
 
+#include <AzFramework/Asset/AssetSystemBus.h>
 #include <AzFramework/FileFunc/FileFunc.h>
+#include <AzToolsFramework/API/EditorAssetSystemAPI.h>
 #include <AzToolsFramework/API/ToolsApplicationAPI.h>
 #include <AzToolsFramework/Prefab/PrefabDomUtils.h>
 #include <AzToolsFramework/Prefab/PrefabSystemComponentInterface.h>
@@ -112,7 +114,7 @@ namespace AzToolsFramework
                 return InvalidTemplateId;
             }
 
-            AZ::IO::Path relativePath = GetRelativePathToProject(originPath);
+            AZ::IO::Path relativePath = GenerateRelativePath(originPath);
 
             // Cyclical dependency detected if the prefab file is already part of the progressed
             // file path set.
@@ -301,6 +303,45 @@ namespace AzToolsFramework
             return true;
         }
 
+        bool PrefabLoader::SaveTemplateToFile(TemplateId templateId, AZ::IO::PathView absolutePath)
+        {
+            AZ_Assert(absolutePath.IsAbsolute(), "SaveTemplateToFile requires an absolute path for saving the initial prefab file.");
+
+            const auto& domAndFilepath = StoreTemplateIntoFileFormat(templateId);
+            if (!domAndFilepath)
+            {
+                return false;
+            }
+
+            // Verify that the absolute path provided to this matches the relative path saved in the template.
+            // Otherwise, the saved prefab won't be able to be loaded.
+            auto relativePath = GenerateRelativePath(absolutePath);
+            if (relativePath != domAndFilepath->second)
+            {
+                AZ_Error(
+                    "Prefab", false,
+                    "PrefabLoader::SaveTemplateToFile - "
+                    "Failed to save template '%s' to location '%.*s'."
+                    "Error: Relative path '%.*s' for location didn't match template name.",
+                    domAndFilepath->second.c_str(), AZ_STRING_ARG(absolutePath.Native()), AZ_STRING_ARG(relativePath.Native()));
+                return false;
+            }
+
+            auto outcome = AzFramework::FileFunc::WriteJsonFile(domAndFilepath->first, absolutePath);
+            if (!outcome.IsSuccess())
+            {
+                AZ_Error(
+                    "Prefab", false,
+                    "PrefabLoader::SaveTemplateToFile - "
+                    "Failed to save template '%s' to location '%.*s'."
+                    "Error: %s",
+                    domAndFilepath->second.c_str(), AZ_STRING_ARG(absolutePath.Native()), outcome.GetError().c_str());
+                return false;
+            }
+            m_prefabSystemComponentInterface->SetTemplateDirtyFlag(templateId, false);
+            return true;
+        }
+
         bool PrefabLoader::SaveTemplateToString(TemplateId templateId, AZStd::string& output)
         {
             const auto& domAndFilepath = StoreTemplateIntoFileFormat(templateId);
@@ -385,21 +426,100 @@ namespace AzToolsFramework
             AZ::IO::Path pathWithOSSeparator = AZ::IO::Path(path).MakePreferred();
             if (pathWithOSSeparator.IsAbsolute())
             {
+                // If an absolute path was passed in, just return it as-is.
                 return path;
             }
 
-            return AZ::IO::Path(m_projectPathWithOsSeparator).Append(pathWithOSSeparator);
+            // A relative path was passed in, so try to turn it back into an absolute path.
+
+            AZ::IO::Path fullPath;
+
+            bool pathFound = false;
+            AZ::Data::AssetInfo assetInfo;
+            AZStd::string rootFolder;
+            AZStd::string inputPath(path.Native());
+
+            // Given an input path that's expected to exist, try to look it up.
+            AzToolsFramework::AssetSystemRequestBus::BroadcastResult(
+                pathFound, &AzToolsFramework::AssetSystemRequestBus::Events::GetSourceInfoBySourcePath,
+                inputPath.c_str(), assetInfo, rootFolder);
+
+            if (pathFound)
+            {
+                // The asset system provided us with a valid root folder and relative path, so return it.
+                fullPath = AZ::IO::Path(rootFolder) / assetInfo.m_relativePath;
+            }
+            else
+            {
+                // If for some reason the Asset system couldn't provide a relative path, provide some fallback logic.
+
+                // Check to see if the AssetProcessor is ready.  If it *is* and we didn't get a path, print an error then follow
+                // the fallback logic.  If it's *not* ready, we're probably either extremely early in a tool startup flow or inside
+                // a unit test, so just execute the fallback logic without an error.
+                [[maybe_unused]] bool assetProcessorReady = false;
+                AzFramework::AssetSystemRequestBus::BroadcastResult(
+                    assetProcessorReady, &AzFramework::AssetSystemRequestBus::Events::AssetProcessorIsReady);
+
+                AZ_Error(
+                    "Prefab", !assetProcessorReady, "Full source path for '%.*s' could not be determined. Using fallback logic.",
+                    AZ_STRING_ARG(path.Native()));
+
+                // If a relative path was passed in, make it relative to the project root.
+                fullPath = AZ::IO::Path(m_projectPathWithOsSeparator).Append(pathWithOSSeparator);
+            }
+
+            return fullPath;
         }
 
-        AZ::IO::Path PrefabLoader::GetRelativePathToProject(AZ::IO::PathView path)
+        AZ::IO::Path PrefabLoader::GenerateRelativePath(AZ::IO::PathView path)
         {
-            AZ::IO::Path pathWithOSSeparator = AZ::IO::Path(path.Native()).MakePreferred();
-            if (!pathWithOSSeparator.IsAbsolute())
+            bool pathFound = false;
+
+            AZStd::string relativePath;
+            AZStd::string rootFolder;
+            AZ::IO::Path finalPath;
+
+            // The asset system allows for paths to be relative to multiple root folders, using a priority system.
+            // This request will make the input path relative to the most appropriate, highest-priority root folder.
+            AzToolsFramework::AssetSystemRequestBus::BroadcastResult(
+                pathFound, &AzToolsFramework::AssetSystemRequestBus::Events::GenerateRelativeSourcePath, path.Native(),
+                relativePath, rootFolder);
+
+            if (pathFound && !relativePath.empty())
             {
-                return path;
+                // A relative path was generated successfully, so return it.
+                finalPath = relativePath;
+            }
+            else
+            {
+                // If for some reason the Asset system couldn't provide a relative path, provide some fallback logic.
+
+                // Check to see if the AssetProcessor is ready.  If it *is* and we didn't get a path, print an error then follow
+                // the fallback logic.  If it's *not* ready, we're probably either extremely early in a tool startup flow or inside
+                // a unit test, so just execute the fallback logic without an error.
+                [[maybe_unused]] bool assetProcessorReady = false;
+                AzFramework::AssetSystemRequestBus::BroadcastResult(
+                    assetProcessorReady, &AzFramework::AssetSystemRequestBus::Events::AssetProcessorIsReady);
+
+                AZ_Error("Prefab", !assetProcessorReady,
+                    "Relative source path for '%.*s' could not be determined. Using project path as relative root.",
+                    AZ_STRING_ARG(path.Native()));
+
+                AZ::IO::Path pathWithOSSeparator = AZ::IO::Path(path.Native()).MakePreferred();
+
+                if (pathWithOSSeparator.IsAbsolute())
+                {
+                    // If an absolute path was passed in, make it relative to the project path.
+                    finalPath = AZ::IO::Path(path.Native(), '/').MakePreferred().LexicallyRelative(m_projectPathWithSlashSeparator);
+                }
+                else
+                {
+                    // If a relative path was passed in, just return it.
+                    finalPath = path;
+                }
             }
 
-            return AZ::IO::Path(path.Native(), '/').MakePreferred().LexicallyRelative(m_projectPathWithSlashSeparator);
+            return finalPath;
         }
 
         AZ::IO::Path PrefabLoaderInterface::GeneratePath()

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabLoader.h

@@ -72,6 +72,16 @@ namespace AzToolsFramework
              */
             bool SaveTemplate(TemplateId templateId) override;
 
+            /**
+             * Saves a Prefab Template to the provided absolute source path, which needs to match the relative path in the template.
+             * Converts Prefab Template form into .prefab form by collapsing nested Template info
+             * into a source path and patches.
+             * @param templateId Id of the template to be saved
+             * @param absolutePath Absolute path to save the file to
+             * @return bool on whether the operation succeeded or not
+             */
+            bool SaveTemplateToFile(TemplateId templateId, AZ::IO::PathView absolutePath) override;
+
             /**
              * Saves a Prefab Template into the provided output string.
              * Converts Prefab Template form into .prefab form by collapsing nested Template info
@@ -91,9 +101,11 @@ namespace AzToolsFramework
             //! The path will always have the correct separator for the current OS
             AZ::IO::Path GetFullPath(AZ::IO::PathView path) override;
 
-            //! Converts path into a relative path to the project, this will be the paths in .prefab file.
-            //! The path will always have '/' separator.
-            AZ::IO::Path GetRelativePathToProject(AZ::IO::PathView path) override;
+            //! Converts path into a path that's relative to the highest-priority containing folder of all the folders registered
+            //! with the engine.
+            //! This path will be the path that appears in the .prefab file.
+            //! The path will always use the '/' separator.
+            AZ::IO::Path GenerateRelativePath(AZ::IO::PathView path) override;
 
             //! Returns if the path is a valid path for a prefab
             static bool IsValidPrefabPath(AZ::IO::PathView path);

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabLoaderInterface.h

@@ -60,6 +60,16 @@ namespace AzToolsFramework
             */
             virtual bool SaveTemplate(TemplateId templateId) = 0;
 
+            /**
+             * Saves a Prefab Template to the provided absolute source path, which needs to match the relative path in the template.
+             * Converts Prefab Template form into .prefab form by collapsing nested Template info
+             * into a source path and patches.
+             * @param templateId Id of the template to be saved
+             * @param absolutePath Absolute path to save the file to
+             * @return bool on whether the operation succeeded or not
+             */
+            virtual bool SaveTemplateToFile(TemplateId templateId, AZ::IO::PathView absolutePath) = 0;
+
             /**
             * Saves a Prefab Template into the provided output string.
             * Converts Prefab Template form into .prefab form by collapsing nested Template info
@@ -74,9 +84,11 @@ namespace AzToolsFramework
             //! The path will always have the correct separator for the current OS
             virtual AZ::IO::Path GetFullPath(AZ::IO::PathView path) = 0;
 
-            //! Converts path into a relative path to the current project, this will be the paths in .prefab file.
-            //! The path will always have '/' separator.
-            virtual AZ::IO::Path GetRelativePathToProject(AZ::IO::PathView path) = 0;
+            //! Converts path into a path that's relative to the highest-priority containing folder of all the folders registered
+            //! with the engine.
+            //! This path will be the path that appears in the .prefab file.
+            //! The path will always use the '/' separator.
+            virtual AZ::IO::Path GenerateRelativePath(AZ::IO::PathView path) = 0;
 
         protected:
 

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabPublicHandler.cpp

@@ -64,7 +64,7 @@ namespace AzToolsFramework
             m_prefabUndoCache.Destroy();
         }
 
-        PrefabOperationResult PrefabPublicHandler::CreatePrefab(const AZStd::vector<AZ::EntityId>& entityIds, AZ::IO::PathView filePath)
+        PrefabOperationResult PrefabPublicHandler::CreatePrefab(const AZStd::vector<AZ::EntityId>& entityIds, AZ::IO::PathView absolutePath)
         {
             EntityList inputEntityList, topLevelEntities;
             AZ::EntityId commonRootEntityId;
@@ -76,6 +76,8 @@ namespace AzToolsFramework
                 return findCommonRootOutcome;
             }
 
+            AZ_Assert(absolutePath.IsAbsolute(), "CreatePrefab requires an absolute path for saving the initial prefab file.");
+
             InstanceOptionalReference instanceToCreate;
             {
                 // Initialize Undo Batch object
@@ -144,7 +146,8 @@ namespace AzToolsFramework
 
                 // Create the Prefab
                 instanceToCreate = prefabEditorEntityOwnershipInterface->CreatePrefab(
-                    entities, AZStd::move(instancePtrs), filePath, commonRootEntityOwningInstance);
+                    entities, AZStd::move(instancePtrs), m_prefabLoaderInterface->GenerateRelativePath(absolutePath),
+                    commonRootEntityOwningInstance);
 
                 if (!instanceToCreate)
                 {
@@ -254,7 +257,7 @@ namespace AzToolsFramework
             }
 
             // Save Template to file
-            m_prefabLoaderInterface->SaveTemplate(instanceToCreate->get().GetTemplateId());
+            m_prefabLoaderInterface->SaveTemplateToFile(instanceToCreate->get().GetTemplateId(), absolutePath);
             
             return AZ::Success();
         }
@@ -318,7 +321,7 @@ namespace AzToolsFramework
             }
 
             //Detect whether this instantiation would produce a cyclical dependency
-            auto relativePath = m_prefabLoaderInterface->GetRelativePathToProject(filePath);
+            auto relativePath = m_prefabLoaderInterface->GenerateRelativePath(filePath);
             Prefab::TemplateId templateId = m_prefabSystemComponentInterface->GetTemplateIdFromFilePath(relativePath);
 
             if (templateId == InvalidTemplateId)

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabPublicHandler.h

@@ -46,7 +46,7 @@ namespace AzToolsFramework
             void UnregisterPrefabPublicHandlerInterface();
 
             // PrefabPublicInterface...
-            PrefabOperationResult CreatePrefab(const AZStd::vector<AZ::EntityId>& entityIds, AZ::IO::PathView filePath) override;
+            PrefabOperationResult CreatePrefab(const AZStd::vector<AZ::EntityId>& entityIds, AZ::IO::PathView absolutePath) override;
             PrefabOperationResult InstantiatePrefab(AZStd::string_view filePath, AZ::EntityId parent, const AZ::Vector3& position) override;
             PrefabOperationResult SavePrefab(AZ::IO::Path filePath) override;
             PrefabEntityResult CreateEntity(AZ::EntityId parentId, const AZ::Vector3& position) override;

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabPublicInterface.h

@@ -46,10 +46,10 @@ namespace AzToolsFramework
              * Create a prefab out of the entities provided, at the path provided.
              * Automatically detects descendants of entities, and discerns between entities and child instances.
              * @param entityIds The entities that should form the new prefab (along with their descendants).
-             * @param filePath The path for the new prefab file.
+             * @param filePath The absolute path for the new prefab file.
              * @return An outcome object; on failure, it comes with an error message detailing the cause of the error.
              */
-            virtual PrefabOperationResult CreatePrefab(const AZStd::vector<AZ::EntityId>& entityIds, AZ::IO::PathView filePath) = 0;
+            virtual PrefabOperationResult CreatePrefab(const AZStd::vector<AZ::EntityId>& entityIds, AZ::IO::PathView absolutePath) = 0;
 
             /**
              * Instantiate a prefab from a prefab file.

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemComponent.cpp

@@ -95,7 +95,7 @@ namespace AzToolsFramework
             const AZStd::vector<AZ::Entity*>& entities, AZStd::vector<AZStd::unique_ptr<Instance>>&& instancesToConsume,
             AZ::IO::PathView filePath, AZStd::unique_ptr<AZ::Entity> containerEntity, bool shouldCreateLinks)
         {
-            AZ::IO::Path relativeFilePath = m_prefabLoader.GetRelativePathToProject(filePath);
+            AZ::IO::Path relativeFilePath = m_prefabLoader.GenerateRelativePath(filePath);
             if (GetTemplateIdFromFilePath(relativeFilePath) != InvalidTemplateId)
             {
                 AZ_Error("Prefab", false,

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/Spawnable/ProcesedObjectStore.cpp

@@ -10,7 +10,7 @@
  *
  */
 
-#include <AzCore/Casting/lossy_cast.h>
+#include <AzFramework/Spawnable/SpawnableAssetHandler.h>
 #include <AzToolsFramework/Prefab/Spawnable/ProcesedObjectStore.h>
 
 namespace AzToolsFramework::Prefab::PrefabConversionUtils
@@ -73,8 +73,7 @@ namespace AzToolsFramework::Prefab::PrefabConversionUtils
 
     uint32_t ProcessedObjectStore::BuildSubId(AZStd::string_view id)
     {
-        AZ::Uuid subIdHash = AZ::Uuid::CreateData(id.data(), id.size());
-        return azlossy_caster(subIdHash.GetHash());
+        return AzFramework::SpawnableAssetHandler::BuildSubId(id);
     }
 
     const AZStd::string& ProcessedObjectStore::GetId() const

Code/Framework/AzToolsFramework/AzToolsFramework/ToolsComponents/EditorNonUniformScaleComponentMode.cpp

@@ -28,7 +28,7 @@ namespace AzToolsFramework
 
             AZ::Transform worldFromLocal = AZ::Transform::CreateIdentity();
             AZ::TransformBus::EventResult(worldFromLocal, m_entityComponentIdPair.GetEntityId(), &AZ::TransformBus::Events::GetWorldTM);
-            worldFromLocal.ExtractScale();
+            worldFromLocal.ExtractUniformScale();
             m_manipulators = AZStd::make_unique<ScaleManipulators>(worldFromLocal);
             m_manipulators->Register(g_mainManipulatorManagerId);
             m_manipulators->SetAxes(AZ::Vector3::CreateAxisX(), AZ::Vector3::CreateAxisY(), AZ::Vector3::CreateAxisZ());

Code/Framework/AzToolsFramework/AzToolsFramework/ToolsComponents/TransformComponent.cpp

@@ -32,7 +32,6 @@
 #include <AzToolsFramework/Entity/EditorEntityContextBus.h>
 #include <AzToolsFramework/Prefab/PrefabPublicInterface.h>
 #include <AzToolsFramework/ToolsComponents/TransformComponentBus.h>
-#include <AzToolsFramework/ToolsComponents/TransformScalePropertyHandler.h>
 #include <AzToolsFramework/ToolsComponents/EditorInspectorComponentBus.h>
 #include <AzToolsFramework/ToolsComponents/EditorPendingCompositionBus.h>
 #include <AzToolsFramework/ViewportSelection/EditorSelectionUtil.h>
@@ -50,10 +49,10 @@ namespace AzToolsFramework
         {
             const AZ::u32 ParentEntityCRC = AZ_CRC("Parent Entity", 0x5b1b276c);
 
-            // Decompose a transform into euler angles in degrees, scale (along basis, any shear will be dropped), and translation.
-            void DecomposeTransform(const AZ::Transform& transform, AZ::Vector3& translation, AZ::Vector3& rotation, AZ::Vector3& scale)
+            // Decompose a transform into euler angles in degrees, uniform scale, and translation.
+            void DecomposeTransform(const AZ::Transform& transform, AZ::Vector3& translation, AZ::Vector3& rotation, float& scale)
             {
-                scale = transform.GetScale();
+                scale = transform.GetUniformScale();
                 translation = transform.GetTranslation();
                 rotation = transform.GetRotation().GetEulerDegrees();
             }
@@ -120,7 +119,7 @@ namespace AzToolsFramework
                                     // Decompose the old slice-relative transform and set it as a our editor transform,
                                     // since the entity is now our parent.
                                     EditorTransform editorTransform;
-                                    DecomposeTransform(sliceRelTransform, editorTransform.m_translate, editorTransform.m_rotate, editorTransform.m_scale);
+                                    DecomposeTransform(sliceRelTransform, editorTransform.m_translate, editorTransform.m_rotate, editorTransform.m_uniformScale);
                                     editorTransformElement.Convert<EditorTransform>(context);
                                     editorTransformElement.SetData(context, editorTransform);
                                 }
@@ -170,6 +169,23 @@ namespace AzToolsFramework
 
                 return true;
             }
+
+            bool EditorTransformDataConverter(AZ::SerializeContext& context, AZ::SerializeContext::DataElementNode& classElement)
+            {
+                if (classElement.GetVersion() < 3)
+                {
+                    // version 3 replaces vector scale with uniform scale but does not yet delete the legacy scale data
+                    // in order to allow for migration
+                    AZ::Vector3 vectorScale;
+                    if (classElement.FindSubElementAndGetData<AZ::Vector3>(AZ_CRC_CE("Scale"), vectorScale))
+                    {
+                        const float uniformScale = vectorScale.GetMaxElement();
+                        classElement.AddElementWithData(context, "UniformScale", uniformScale);
+                    }
+                }
+
+                return true;
+            }
         } // namespace Internal
 
         TransformComponent::TransformComponent()
@@ -357,7 +373,7 @@ namespace AzToolsFramework
 
         AZ::Transform TransformComponent::GetLocalScaleTM() const
         {
-            return AZ::Transform::CreateUniformScale(m_editorTransform.m_scale.GetMaxElement());
+            return AZ::Transform::CreateUniformScale(m_editorTransform.m_uniformScale);
         }
 
         const AZ::Transform& TransformComponent::GetLocalTM()
@@ -374,12 +390,13 @@ namespace AzToolsFramework
         // given a local transform, update local transform.
         void TransformComponent::SetLocalTM(const AZ::Transform& finalTx)
         {
-            AZ::Vector3 tx, rot, scale;
-            Internal::DecomposeTransform(finalTx, tx, rot, scale);
+            AZ::Vector3 tx, rot;
+            float uniformScale;
+            Internal::DecomposeTransform(finalTx, tx, rot, uniformScale);
 
             m_editorTransform.m_translate = tx;
             m_editorTransform.m_rotate = rot;
-            m_editorTransform.m_scale = scale;
+            m_editorTransform.m_uniformScale = uniformScale;
 
             TransformChanged();
         }
@@ -599,31 +616,21 @@ namespace AzToolsFramework
             return result;
         }
 
-        void TransformComponent::SetLocalScale(const AZ::Vector3& scale)
-        {
-            m_editorTransform.m_scale = scale;
-            TransformChanged();
-        }
-
         AZ::Vector3 TransformComponent::GetLocalScale()
         {
-            return m_editorTransform.m_scale;
-        }
-
-        AZ::Vector3 TransformComponent::GetWorldScale()
-        {
-            return GetWorldTM().GetScale();
+            AZ_WarningOnce("TransformComponent", false, "GetLocalScale is deprecated, please use GetLocalUniformScale instead");
+            return m_editorTransform.m_legacyScale;
         }
 
         void TransformComponent::SetLocalUniformScale(float scale)
         {
-            m_editorTransform.m_scale = AZ::Vector3(scale);
+            m_editorTransform.m_uniformScale = scale;
             TransformChanged();
         }
 
         float TransformComponent::GetLocalUniformScale()
         {
-            return m_editorTransform.m_scale.GetMaxElement();
+            return m_editorTransform.m_uniformScale;
         }
 
         float TransformComponent::GetWorldUniformScale()
@@ -1141,9 +1148,10 @@ namespace AzToolsFramework
                 serializeContext->Class<EditorTransform>()->
                     Field("Translate", &EditorTransform::m_translate)->
                     Field("Rotate", &EditorTransform::m_rotate)->
-                    Field("Scale", &EditorTransform::m_scale)->
+                    Field("Scale", &EditorTransform::m_legacyScale)->
                     Field("Locked", &EditorTransform::m_locked)->
-                    Version(2);
+                    Field("UniformScale", &EditorTransform::m_uniformScale)->
+                    Version(3, &Internal::EditorTransformDataConverter);
 
                 serializeContext->Class<Components::TransformComponent, EditorComponentBase>()->
                     Field("Parent Entity", &TransformComponent::m_parentEntityId)->
@@ -1202,7 +1210,7 @@ namespace AzToolsFramework
                             Attribute(AZ::Edit::Attributes::Suffix, " deg")->
                             Attribute(AZ::Edit::Attributes::ReadOnly, &EditorTransform::m_locked)->
                             Attribute(AZ::Edit::Attributes::SliceFlags, AZ::Edit::SliceFlags::NotPushableOnSliceRoot)->
-                        DataElement(TransformScaleHandler, &EditorTransform::m_scale, "Scale", "Local Scale")->
+                        DataElement(AZ::Edit::UIHandlers::Default, &EditorTransform::m_uniformScale, "Uniform Scale", "Local Uniform Scale")->
                             Attribute(AZ::Edit::Attributes::Step, 0.1f)->
                             Attribute(AZ::Edit::Attributes::ReadOnly, &EditorTransform::m_locked)
                         ;
@@ -1230,7 +1238,8 @@ namespace AzToolsFramework
                     {
                         AzToolsFramework::ScopedUndoBatch undo("Reset transform values");
                         m_editorTransform.m_translate = AZ::Vector3::CreateZero();
-                        m_editorTransform.m_scale = AZ::Vector3::CreateOne();
+                        m_editorTransform.m_legacyScale = AZ::Vector3::CreateOne();
+                        m_editorTransform.m_uniformScale = 1.0f;
                         m_editorTransform.m_rotate = AZ::Vector3::CreateZero();
                         OnTransformChanged();
                         SetDirty();

Code/Framework/AzToolsFramework/AzToolsFramework/ToolsComponents/TransformComponent.h

@@ -115,9 +115,7 @@ namespace AzToolsFramework
             AZ::Quaternion GetLocalRotationQuaternion() override;
 
             // Scale Modifiers
-            void SetLocalScale(const AZ::Vector3& scale) override;
             AZ::Vector3 GetLocalScale() override;
-            AZ::Vector3 GetWorldScale() override;
 
             void SetLocalUniformScale(float scale) override;
             float GetLocalUniformScale() override;

Code/Framework/AzToolsFramework/AzToolsFramework/ToolsComponents/TransformComponentBus.h

@@ -30,7 +30,8 @@ namespace AzToolsFramework
             EditorTransform()
             {
                 m_translate = AZ::Vector3::CreateZero();
-                m_scale = AZ::Vector3::CreateOne();
+                m_legacyScale = AZ::Vector3::CreateOne();
+                m_uniformScale = 1.0f;
                 m_rotate = AZ::Vector3::CreateZero();
                 m_locked = false;
             }
@@ -40,9 +41,10 @@ namespace AzToolsFramework
                 return EditorTransform();
             }
 
-            AZ::Vector3 m_translate; //! Translation in engine units (meters)
-            AZ::Vector3 m_scale;
-            AZ::Vector3 m_rotate; //! Rotation in degrees
+            AZ::Vector3 m_translate; //!< Translation in engine units (meters)
+            AZ::Vector3 m_legacyScale; //!< Legacy vector scale value, retained only for migration.
+            float m_uniformScale; //!< Single scale value applied uniformly.
+            AZ::Vector3 m_rotate; //!< Rotation in degrees
             bool m_locked;
         };
 

Code/Framework/AzToolsFramework/AzToolsFramework/ToolsComponents/TransformScalePropertyHandler.cpp

@@ -1,82 +0,0 @@
-/*
-* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
-* its licensors.
-*
-* For complete copyright and license terms please see the LICENSE at the root of this
-* distribution (the "License"). All use of this software is governed by the License,
-* or, if provided, by the license below or the license accompanying this file. Do not
-* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
-* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-*
-*/
-
-#include "AzToolsFramework_precompiled.h"
-#include <ToolsComponents/TransformScalePropertyHandler.h>
-#include <AzCore/Math/Transform.h>
-#include <AzCore/Math/Vector3.h>
-
-namespace AzToolsFramework
-{
-    void RegisterTransformScaleHandler()
-    {
-        PropertyTypeRegistrationMessages::Bus::Broadcast(&PropertyTypeRegistrationMessages::RegisterPropertyType, aznew Components::TransformScalePropertyHandler());
-    }
-
-    namespace Components
-    {
-        AZ::u32 TransformScalePropertyHandler::GetHandlerName(void) const
-        {
-            return TransformScaleHandler;
-        }
-
-        QWidget* TransformScalePropertyHandler::CreateGUI(QWidget* parent)
-        {
-            AzQtComponents::DoubleSpinBox* newCtrl = new AzQtComponents::DoubleSpinBox(parent);
-            connect(newCtrl, QOverload<double>::of(&AzQtComponents::DoubleSpinBox::valueChanged), newCtrl, [newCtrl]()
-                {
-                    AzToolsFramework::PropertyEditorGUIMessages::Bus::Broadcast(&AzToolsFramework::PropertyEditorGUIMessages::RequestWrite, newCtrl);
-                });
-
-            newCtrl->setMinimum(AZ::MinTransformScale);
-            newCtrl->setMaximum(AZ::MaxTransformScale);
-
-            return newCtrl;
-        }
-
-        void TransformScalePropertyHandler::ConsumeAttribute(AzQtComponents::DoubleSpinBox* GUI, AZ::u32 attrib,
-            AzToolsFramework::PropertyAttributeReader* attrValue, [[maybe_unused]] const char* debugName)
-        {
-            if (attrib == AZ::Edit::Attributes::Suffix)
-            {
-                AZStd::string label;
-                if (attrValue->Read<AZStd::string>(label))
-                {
-                    GUI->setSuffix(label.c_str());
-                }
-            }
-        }
-
-        void TransformScalePropertyHandler::WriteGUIValuesIntoProperty([[maybe_unused]] size_t index, AzQtComponents::DoubleSpinBox* GUI,
-            AZ::Vector3& instance, [[maybe_unused]] AzToolsFramework::InstanceDataNode* node)
-        {
-            const float value = aznumeric_cast<float>(GUI->value());
-            const float currentMaxElement = instance.GetMaxElement();
-            if (currentMaxElement != 0.0f)
-            {
-                instance *= value / currentMaxElement;
-            }
-            else
-            {
-                instance = AZ::Vector3(value);
-            }
-        }
-
-        bool TransformScalePropertyHandler::ReadValuesIntoGUI([[maybe_unused]] size_t index, AzQtComponents::DoubleSpinBox* GUI,
-            const AZ::Vector3& instance, [[maybe_unused]] AzToolsFramework::InstanceDataNode* node)
-        {
-            QSignalBlocker signalBlocker(GUI);
-            GUI->setValue(instance.GetMaxElement());
-            return true;
-        }
-    } // namespace Components
-} // namespace AzToolsFramework

Code/Framework/AzToolsFramework/AzToolsFramework/ToolsComponents/TransformScalePropertyHandler.h

@@ -1,56 +0,0 @@
-/*
-* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
-* its licensors.
-*
-* For complete copyright and license terms please see the LICENSE at the root of this
-* distribution (the "License"). All use of this software is governed by the License,
-* or, if provided, by the license below or the license accompanying this file. Do not
-* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
-* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-*
-*/
-
-#pragma once
-
-#if !defined(Q_MOC_RUN)
-#include <AzQtComponents/Components/Widgets/SpinBox.h>
-#include <AzToolsFramework/UI/PropertyEditor/PropertyEditorAPI.h>
-#include <AzCore/Math/Vector3.h>
-#endif
-
-namespace AzToolsFramework
-{
-    namespace Components
-    {
-        static const AZ::Crc32 TransformScaleHandler = AZ_CRC_CE("TransformScale");
-
-        //! Handler to allow  the scale field inside the Transform Component to be represented as a single value in
-        //! the editor, but stored internally as a Vector3.
-        //! The purpose for this is to prevent any new entities being created with non-uniform scale on the Transform
-        //! Component, but preserve the data required for migrating any existing entities to use the Non-Uniform Scale
-        //! Component, until all migration work is completed.
-        //! The value shown in the editor will be the maximum value from the scale vector, and changing the value in
-        //! the editor will update the vector so that its maximum value matches the newly edited value, but its
-        //! components retain their existing proportion.
-        //! For example, if the current vector scale is (2, 3, 4), the value in the editor will appear as 4. If the value
-        //! in the editor is updated to 2, then the vector scale will update to (1, 1.5, 2), keeping the same proportion
-        //! between the x, y and z components.
-        class TransformScalePropertyHandler
-            : public QObject
-            , public AzToolsFramework::PropertyHandler<AZ::Vector3, AzQtComponents::DoubleSpinBox>
-        {
-            Q_OBJECT //AUTOMOC
-        public:
-            AZ_CLASS_ALLOCATOR(TransformScalePropertyHandler, AZ::SystemAllocator, 0);
-
-            AZ::u32 GetHandlerName(void) const override;
-            QWidget* CreateGUI(QWidget* parent) override;
-            void ConsumeAttribute(AzQtComponents::DoubleSpinBox* GUI, AZ::u32 attrib,
-                AzToolsFramework::PropertyAttributeReader* attrValue, const char* debugName) override;
-            void WriteGUIValuesIntoProperty(size_t index, AzQtComponents::DoubleSpinBox* GUI,
-                AZ::Vector3& instance, AzToolsFramework::InstanceDataNode* node) override;
-            bool ReadValuesIntoGUI(size_t index, AzQtComponents::DoubleSpinBox* GUI,
-                const AZ::Vector3& instance, AzToolsFramework::InstanceDataNode* node) override;
-        };
-    } // namespace Components
-} // namespace AzToolsFramework

Code/Framework/AzToolsFramework/AzToolsFramework/UI/Outliner/EntityOutlinerWidget.cpp

@@ -172,7 +172,7 @@ namespace AzToolsFramework
 
         const int autoExpandDelayMilliseconds = 2500;
         m_gui->m_objectTree->setSelectionMode(QAbstractItemView::ExtendedSelection);
-        m_gui->m_objectTree->setEditTriggers(QAbstractItemView::EditKeyPressed);
+        SetDefaultTreeViewEditTriggers();
         m_gui->m_objectTree->setAutoExpandDelay(autoExpandDelayMilliseconds);
         m_gui->m_objectTree->setDragEnabled(true);
         m_gui->m_objectTree->setDropIndicatorShown(true);
@@ -850,6 +850,11 @@ namespace AzToolsFramework
         addAction(m_actionGoToEntitiesInViewport);
     }
 
+    void EntityOutlinerWidget::SetDefaultTreeViewEditTriggers()
+    {
+        m_gui->m_objectTree->setEditTriggers(QAbstractItemView::SelectedClicked | QAbstractItemView::EditKeyPressed);
+    }
+
     void EntityOutlinerWidget::OnEntityPickModeStarted()
     {
         m_gui->m_objectTree->setDragEnabled(false);
@@ -862,7 +867,7 @@ namespace AzToolsFramework
     {
         m_gui->m_objectTree->setDragEnabled(true);
         m_gui->m_objectTree->setSelectionMode(QAbstractItemView::ExtendedSelection);
-        m_gui->m_objectTree->setEditTriggers(QAbstractItemView::SelectedClicked | QAbstractItemView::DoubleClicked | QAbstractItemView::EditKeyPressed);
+        SetDefaultTreeViewEditTriggers();
         m_inObjectPickMode = false;
     }
 

Code/Framework/AzToolsFramework/AzToolsFramework/UI/Outliner/EntityOutlinerWidget.hxx

@@ -166,6 +166,8 @@ namespace AzToolsFramework
         // to a given entity
         void QueueScrollToNewContent(const AZ::EntityId& entityId) override;
 
+        void SetDefaultTreeViewEditTriggers();
+
         void ScrollToNewContent();
         bool m_scrollToNewContentQueued;
         bool m_scrollToSelectedEntity;

Code/Framework/AzToolsFramework/AzToolsFramework/UI/Prefab/PrefabIntegrationManager.cpp

@@ -333,7 +333,7 @@ namespace AzToolsFramework
                 }
             }
 
-            auto createPrefabOutcome = s_prefabPublicInterface->CreatePrefab(selectedEntities, s_prefabLoaderInterface->GetRelativePathToProject(prefabFilePath.data()));
+            auto createPrefabOutcome = s_prefabPublicInterface->CreatePrefab(selectedEntities, prefabFilePath.data());
 
             if (!createPrefabOutcome.IsSuccess())
             {

Code/Framework/AzToolsFramework/AzToolsFramework/UI/PropertyEditor/PropertyAssetCtrl.cpp

@@ -777,6 +777,23 @@ namespace AzToolsFramework
             selection.SetDefaultDirectory(defaultDirectory);
         }
 
+        if (m_hideProductFilesInAssetPicker)
+        {
+            FilterConstType displayFilter = selection.GetDisplayFilter();
+
+            EntryTypeFilter* productsFilter = new EntryTypeFilter();
+            productsFilter->SetEntryType(AssetBrowserEntry::AssetEntryType::Product);
+
+            InverseFilter* noProductsFilter = new InverseFilter();
+            noProductsFilter->SetFilter(FilterConstType(productsFilter));
+
+            CompositeFilter* compFilter = new CompositeFilter(CompositeFilter::LogicOperatorType::AND);
+            compFilter->AddFilter(FilterConstType(displayFilter));
+            compFilter->AddFilter(FilterConstType(noProductsFilter));
+
+            selection.SetDisplayFilter(FilterConstType(compFilter));
+        }
+
         AssetBrowserComponentRequestBus::Broadcast(&AssetBrowserComponentRequests::PickAssets, selection, parentWidget());
         if (selection.IsValid())
         {
@@ -936,11 +953,16 @@ namespace AzToolsFramework
             return;
         }
 
-        const AZ::Data::AssetId assetID = GetCurrentAssetID();
-        m_currentAssetHint = "";
-
-        if (!m_unnamedType)
+        const AZStd::string& folderPath = GetFolderSelection();
+        if (!folderPath.empty())
         {
+            m_currentAssetHint = folderPath;
+        }
+        else
+        {
+            const AZ::Data::AssetId assetID = GetCurrentAssetID();
+            m_currentAssetHint = "";
+
             AZ::Outcome<AssetSystem::JobInfoContainer> jobOutcome = AZ::Failure();
             AssetSystemJobRequestBus::BroadcastResult(jobOutcome, &AssetSystemJobRequestBus::Events::GetAssetJobsInfoByAssetID, assetID, false, false);
 
@@ -954,7 +976,7 @@ namespace AzToolsFramework
 
                 if (!jobs.empty())
                 {
-                    // The default behavior is show to the source filename.
+                    // The default behavior is to show the source filename.
                     assetPath = jobs[0].m_sourceFile;
 
                     AZStd::string errorLog;
@@ -1172,6 +1194,16 @@ namespace AzToolsFramework
         return m_showProductAssetName;
     }
 
+    void PropertyAssetCtrl::SetHideProductFilesInAssetPicker(bool hide)
+    {
+        m_hideProductFilesInAssetPicker = hide;
+    }
+
+    bool PropertyAssetCtrl::GetHideProductFilesInAssetPicker() const
+    {
+        return m_hideProductFilesInAssetPicker;
+    }
+
     void PropertyAssetCtrl::SetShowThumbnail(bool enable)
     {
         m_showThumbnail = enable;
@@ -1297,6 +1329,14 @@ namespace AzToolsFramework
                 GUI->SetShowProductAssetName(showProductAssetName);
             }
         }
+        else if(attrib == AZ::Edit::Attributes::HideProductFilesInAssetPicker)
+        {
+            bool hideProductFilesInAssetPicker = false;
+            if (attrValue->Read<bool>(hideProductFilesInAssetPicker))
+            {
+                GUI->SetHideProductFilesInAssetPicker(hideProductFilesInAssetPicker);
+            }
+        }
         else if (attrib == AZ::Edit::Attributes::ClearNotify)
         {
             PropertyAssetCtrl::ClearCallbackType* func = azdynamic_cast<PropertyAssetCtrl::ClearCallbackType*>(attrValue->GetAttribute());

Code/Framework/AzToolsFramework/AzToolsFramework/UI/PropertyEditor/PropertyAssetCtrl.hxx

@@ -158,6 +158,10 @@ namespace AzToolsFramework
         //! Assets can be either source or product assets generated from source assets. By default, source assets are shown in the property asset. You can override that with this flag.
         bool m_showProductAssetName = true;
 
+        //! Assets can be either source or product assets generated from source assets.
+        //! By default the asset picker shows both on an AZ::Asset<> property. You can hide product assets with this flag.
+        bool m_hideProductFilesInAssetPicker = false;
+
         bool m_showThumbnail = false;
         bool m_showThumbnailDropDownButton = false;
         EditCallbackType* m_thumbnailCallback = nullptr;
@@ -211,6 +215,9 @@ namespace AzToolsFramework
         void SetShowProductAssetName(bool enable);
         bool GetShowProductAssetName() const;
 
+        void SetHideProductFilesInAssetPicker(bool hide);
+        bool GetHideProductFilesInAssetPicker() const;
+
         void SetShowThumbnail(bool enable);
         bool GetShowThumbnail() const;
         void SetShowThumbnailDropDownButton(bool enable);

Code/Framework/AzToolsFramework/AzToolsFramework/UI/PropertyEditor/PropertyManagerComponent.cpp

@@ -16,7 +16,6 @@
 #include <AzToolsFramework/ToolsComponents/EditorEntityIdContainer.h>
 #include <AzToolsFramework/UI/PropertyEditor/PropertyAudioCtrlTypes.h>
 #include <AzToolsFramework/UI/PropertyEditor/GenericComboBoxCtrl.h>
-#include <AzToolsFramework/ToolsComponents/TransformScalePropertyHandler.h>
 
 namespace AzToolsFramework
 {
@@ -38,7 +37,6 @@ namespace AzToolsFramework
     void RegisterButtonPropertyHandlers();
     void RegisterMultiLineEditHandler();
     void RegisterCrcHandler();
-    void RegisterTransformScaleHandler();
     void ReflectPropertyEditor(AZ::ReflectContext* context);
 
     namespace Components
@@ -192,7 +190,6 @@ namespace AzToolsFramework
             RegisterVectorHandlers();
             RegisterButtonPropertyHandlers();
             RegisterMultiLineEditHandler();
-            RegisterTransformScaleHandler();
 
             // GenericComboBoxHandlers
             RegisterGenericComboBoxHandler<AZ::Crc32>();

Code/Framework/AzToolsFramework/AzToolsFramework/Viewport/ViewportMessages.h

@@ -165,15 +165,18 @@ namespace AzToolsFramework
             virtual bool AngleSnappingEnabled() = 0;
             /// Return the angle snapping/step size.
             virtual float AngleStep() = 0;
-            /// Transform a point in world space to screen space coordinates.
+            /// Transform a point in world space to screen space coordinates in Qt Widget space.
+            /// Multiply by DeviceScalingFactor to get the position in viewport pixel space.
             virtual AzFramework::ScreenPoint ViewportWorldToScreen(const AZ::Vector3& worldPosition) = 0;
-            /// Transform a point in screen space coordinates to a vector in world space based on clip space depth.
+            /// Transform a point from Qt widget screen space to world space based on the given clip space depth.
             /// Depth specifies a relative camera depth to project in the range of [0.f, 1.f].
             /// Returns the world space position if successful.
             virtual AZStd::optional<AZ::Vector3> ViewportScreenToWorld(const AzFramework::ScreenPoint& screenPosition, float depth) = 0;
             /// Casts a point in screen space to a ray in world space originating from the viewport camera frustum's near plane.
             /// Returns a ray containing the ray's origin and a direction normal, if successful.
             virtual AZStd::optional<ProjectedViewportRay> ViewportScreenToWorldRay(const AzFramework::ScreenPoint& screenPosition) = 0;
+            /// Gets the DPI scaling factor that translates Qt widget space into viewport pixel space.
+            virtual float DeviceScalingFactor() = 0;
 
         protected:
             ~ViewportInteractionRequests() = default;

Code/Framework/AzToolsFramework/AzToolsFramework/aztoolsframework_files.cmake

@@ -293,8 +293,6 @@ set(FILES
     ToolsComponents/TransformComponent.h
     ToolsComponents/TransformComponent.cpp
     ToolsComponents/TransformComponentBus.h
-    ToolsComponents/TransformScalePropertyHandler.cpp
-    ToolsComponents/TransformScalePropertyHandler.h
     ToolsComponents/ScriptEditorComponent.cpp
     ToolsComponents/ScriptEditorComponent.h
     ToolsComponents/ToolsAssetCatalogComponent.cpp