Merge branch 'master' into PressGToGameModeAndPToNavigate

.github/ISSUE_TEMPLATE/1-bug.yaml

@@ -0,0 +1,42 @@
+name: Bug Report
+description: File a bug report.
+title: "[Bug]: "
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thanks for taking the time to fill out this bug report! Please attach any minimal reproduction projects!
+  - type: textarea
+    id: description-area
+    attributes:
+      label: Description
+      description: Please provide a description of the bug and what you expected to happen.
+    validations:
+      required: true
+  - type: textarea
+    id: steps-area
+    attributes:
+      label: Steps to reproduce
+      description: Please provide reproduction steps if possible.
+    validations:
+      required: true
+  - type: dropdown
+    id: version
+    attributes:
+      label: Version
+      description: What version of Flax are you running?
+      options:
+        - '1.8'
+        - '1.9'
+        - '1.10'
+        - '1.11'
+        - master branch
+      default: 3
+    validations:
+      required: true
+  - type: textarea
+    id: logs
+    attributes:
+      label: Relevant logs
+      description: Please copy and paste any relevant log output. This will be automatically formatted into code, so no need for backticks.
+      render: shell

.github/ISSUE_TEMPLATE/2-feature-request.yaml

@@ -0,0 +1,22 @@
+name: Feature Request
+description: File a feature request.
+title: "[Request]: "
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thanks for taking the time to fill out a feature request!
+  - type: textarea
+    id: description-area
+    attributes:
+      label: Description
+      description: Please provide a description of the feature!
+    validations:
+      required: true
+  - type: textarea
+    id: benefits-area
+    attributes:
+      label: Benefits
+      description: Please provide what benefits this feature would provide to the engine!
+    validations:
+      required: true

.github/workflows/build_ios.yml

@@ -19,7 +19,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: 9.0.x
     - name: Setup .NET Workload
       run: |
         dotnet workload install ios
@@ -33,4 +33,4 @@ jobs:
         git lfs pull
     - name: Build
       run: |
-        ./Development/Scripts/Mac/CallBuildTool.sh -build -log -dotnet=8 -arch=ARM64 -platform=iOS -configuration=Release -buildtargets=FlaxGame
+        ./Development/Scripts/Mac/CallBuildTool.sh -build -log -dotnet=9 -arch=ARM64 -platform=iOS -configuration=Release -buildtargets=FlaxGame

Content/Editor/MaterialTemplates/Decal.shader

@@ -6,6 +6,7 @@
 @3
 
 #include "./Flax/Common.hlsl"
+#include "./Flax/Stencil.hlsl"
 #include "./Flax/MaterialCommon.hlsl"
 #include "./Flax/GBufferCommon.hlsl"
 @7
@@ -14,10 +15,13 @@ META_CB_BEGIN(0, Data)
 float4x4 WorldMatrix;
 float4x4 InvWorld;
 float4x4 SvPositionToWorld;
+float3 Padding0;
+uint RenderLayersMask;
 @1META_CB_END
 
 // Use depth buffer for per-pixel decal layering
 Texture2D DepthBuffer : register(t0);
+Texture2D<uint2> StencilBuffer : register(t1);
 
 // Material shader resources
 @2
@@ -200,6 +204,14 @@ void PS_Decal(
 #endif
 	)
 {
+	// Stencil masking
+	uint stencilObjectLayer = STENCIL_BUFFER_OBJECT_LAYER(STENCIL_BUFFER_LOAD(StencilBuffer, SvPosition.xy));
+	if ((RenderLayersMask & (1 << stencilObjectLayer)) == 0)
+	{
+		clip(-1);
+		return;
+	}
+
 	float2 screenUV = SvPosition.xy * ScreenSize.zw;
 	SvPosition.z = SAMPLE_RT(DepthBuffer, screenUV).r;
 

Content/Editor/MaterialTemplates/Features/ForwardShading.hlsl

@@ -27,7 +27,15 @@ TextureCube EnvProbe : register(t__SRV__);
 TextureCube SkyLightTexture : register(t__SRV__);
 Buffer<float4> ShadowsBuffer : register(t__SRV__);
 Texture2D<float> ShadowMap : register(t__SRV__);
+Texture3D VolumetricFogTexture : register(t__SRV__);
 @4// Forward Shading: Utilities
+// Public accessors for lighting data, use them as data binding might change but those methods will remain.
+LightData GetDirectionalLight() { return DirectionalLight; }
+LightData GetSkyLight() { return SkyLight; }
+ProbeData GetEnvironmentProbe() { return EnvironmentProbe; }
+ExponentialHeightFogData GetExponentialHeightFog() { return ExponentialHeightFog; }
+uint GetLocalLightsCount() { return LocalLightsCount; }
+LightData GetLocalLight(uint i) { return LocalLights[i]; }
 @5// Forward Shading: Shaders
 
 // Pixel Shader function for Forward Pass
@@ -76,9 +84,8 @@ void PS_Forward(
 	gBuffer.ShadingModel = MATERIAL_SHADING_MODEL;
 
 	// Calculate lighting from a single directional light
-	float4 shadowMask = 1.0f;
 	ShadowSample shadow = SampleDirectionalLightShadow(DirectionalLight, ShadowsBuffer, ShadowMap, gBuffer);
-	shadowMask = GetShadowMask(shadow);
+	float4 shadowMask = GetShadowMask(shadow);
 	float4 light = GetLighting(ViewPos, DirectionalLight, gBuffer, shadowMask, false, false);
 
 	// Calculate lighting from sky light
@@ -145,7 +152,25 @@ void PS_Forward(
 
 #if USE_FOG && MATERIAL_SHADING_MODEL != SHADING_MODEL_UNLIT
 	// Calculate exponential height fog
-	float4 fog = GetExponentialHeightFog(ExponentialHeightFog, materialInput.WorldPosition, ViewPos, 0, gBuffer.ViewPos.z);
+#if DIRECTX && FEATURE_LEVEL < FEATURE_LEVEL_SM6
+	// TODO: fix D3D11/D3D10 bug with incorrect distance
+	float fogSceneDistance = distance(materialInput.WorldPosition, ViewPos);
+#else
+	float fogSceneDistance = gBuffer.ViewPos.z;
+#endif
+	float4 fog = GetExponentialHeightFog(ExponentialHeightFog, materialInput.WorldPosition, ViewPos, 0, fogSceneDistance);
+
+	if (ExponentialHeightFog.VolumetricFogMaxDistance > 0)
+	{
+		// Sample volumetric fog and mix it in
+		float2 screenUV = materialInput.SvPosition.xy * ScreenSize.zw;
+		float3 viewVector = materialInput.WorldPosition - ViewPos;
+		float sceneDepth = length(viewVector);
+		float depthSlice = sceneDepth / ExponentialHeightFog.VolumetricFogMaxDistance;
+		float3 volumeUV = float3(screenUV, depthSlice);
+		float4 volumetricFog = VolumetricFogTexture.SampleLevel(SamplerLinearClamp, volumeUV, 0);
+		fog = CombineVolumetricFog(fog, volumetricFog);
+	}
 
 	// Apply fog to the output color
 #if MATERIAL_BLEND == MATERIAL_BLEND_OPAQUE

Content/Editor/MaterialTemplates/GUI.shader

@@ -21,7 +21,7 @@ float4 ViewInfo;
 float4 ScreenSize;
 float4 ViewSize;
 float3 ViewPadding0;
-float UnscaledTimeParam;
+float ScaledTimeParam;
 @1META_CB_END
 
 // Shader resources

Content/Editor/MaterialTemplates/Particle.shader

@@ -645,7 +645,7 @@ VertexOutput VS_Ribbon(RibbonInput input, uint vertexIndex : SV_VertexID)
 	materialInput.TBN = output.TBN;
 	materialInput.TwoSidedSign = 1;
 	materialInput.SvPosition = output.Position;
-	materialInput.PreSkinnedPosition = Position;
+	materialInput.PreSkinnedPosition = position;
 	materialInput.PreSkinnedNormal = tangentToLocal[2].xyz;
 	materialInput.InstanceOrigin = output.InstanceOrigin;
 	materialInput.InstanceParams = output.InstanceParams;	

Content/Editor/MaterialTemplates/PostProcess.shader

@@ -20,7 +20,7 @@ float4 ScreenSize;
 float4 TemporalAAJitter;
 float4x4 InverseViewProjectionMatrix;
 float3 ViewPadding0;
-float UnscaledTimeParam;
+float ScaledTimeParam;
 @1META_CB_END
 
 // Shader resources

Flax.flaxproj

@@ -2,9 +2,9 @@
   "Name": "Flax",
   "Version": {
     "Major": 1,
-    "Minor": 10,
+    "Minor": 11,
     "Revision": 0,
-    "Build": 6705
+    "Build": 6805
   },
   "Company": "Flax",
   "Copyright": "Copyright (c) 2012-2025 Wojciech Figat. All rights reserved.",

ISSUE_TEMPLATE.md

@@ -1,19 +0,0 @@
-<!-- Please search existing issues for potential duplicates before filing yours:
-https://github.com/flaxengine/FlaxEngine/issues?q=is%3Aissue
--->
-
-**Issue description:**
-<!-- What happened, and what was expected. -->
-<!-- Log file, can be found in the project directory's `Logs` folder (optional) -->
-
-**Steps to reproduce:**
-<!-- Enter minimal reproduction steps if available. -->
-
-
-**Minimal reproduction project:**
-<!-- Recommended as it greatly speeds up debugging. Drag and drop a zip archive to upload it. -->
-
-
-**Flax version:**
-<!-- Specify version number. -->
-

README.md

@@ -49,7 +49,7 @@ Follow the instructions below to compile and run the engine from source.
   * Fedora: `sudo dnf install dotnet-sdk-8.0`
   * Arch: `sudo pacman -S dotnet-sdk-8.0 dotnet-runtime-8.0 dotnet-targeting-pack-8.0 dotnet-host`
 * Install Vulkan SDK ([https://vulkan.lunarg.com/](https://vulkan.lunarg.com/))
-  * Ubuntu: `sudo apt install vulkan-sdk`
+  * Ubuntu: `sudo apt install vulkan-sdk` (deprecated, follow official docs)
   * Fedora: `sudo dnf install vulkan-headers vulkan-tools vulkan-validation-layers`
   * Arch: `sudo pacman -S vulkan-headers vulkan-tools vulkan-validation-layers`
 * Install Git with LFS
@@ -60,7 +60,7 @@ Follow the instructions below to compile and run the engine from source.
   * Ubuntu: `sudo apt-get install libx11-dev libxcursor-dev libxinerama-dev zlib1g-dev`
   * Fedora: `sudo dnf install libX11-devel libXcursor-devel  libXinerama-devel ghc-zlib-devel`
   * Arch: `sudo pacman -S base-devel libx11 libxcursor libxinerama zlib`
-* Install Clang compiler (version 6 or later):
+* Install Clang compiler (version 14 or later):
   * Ubuntu: `sudo apt-get install clang lldb lld`
   * Fedora: `sudo dnf install clang llvm lldb lld`
   * Arch: `sudo pacman -S clang lldb lld`

Source/Editor/Analytics/EditorAnalytics.cpp

@@ -174,7 +174,9 @@ void EditorAnalytics::StartSession()
     // Bind events
     GameCooker::OnEvent.Bind<RegisterGameCookingStart>();
     ShadowsOfMordor::Builder::Instance()->OnBuildStarted.Bind<RegisterLightmapsBuildingStart>();
+#if LOG_ENABLE
     Log::Logger::OnError.Bind<RegisterError>();
+#endif
 }
 
 void EditorAnalytics::EndSession()
@@ -187,7 +189,9 @@ void EditorAnalytics::EndSession()
     // Unbind events
     GameCooker::OnEvent.Unbind<RegisterGameCookingStart>();
     ShadowsOfMordor::Builder::Instance()->OnBuildStarted.Unbind<RegisterLightmapsBuildingStart>();
+#if LOG_ENABLE
     Log::Logger::OnError.Unbind<RegisterError>();
+#endif
 
     // End session
     {

Source/Editor/Content/Create/PrefabCreateEntry.cs

@@ -117,7 +117,8 @@ namespace FlaxEditor.Content.Create
 
             private static bool IsValid(Type type)
             {
-                return (type.IsPublic || type.IsNestedPublic) && !type.IsAbstract && !type.IsGenericType;
+                var controlTypes = Editor.Instance.CodeEditing.Controls.Get();
+                return (type.IsPublic || type.IsNestedPublic) && !type.IsAbstract && !type.IsGenericType && controlTypes.Contains(new ScriptType(type));
             }
         }
 

Source/Editor/Content/Proxy/AssetProxy.cs

@@ -130,6 +130,11 @@ namespace FlaxEditor.Content
             eyeAdaptation.Mode = EyeAdaptationMode.None;
             eyeAdaptation.OverrideFlags |= EyeAdaptationSettingsOverride.Mode;
             preview.PostFxVolume.EyeAdaptation = eyeAdaptation;
+
+            var antiAliasing = preview.PostFxVolume.AntiAliasing;
+            antiAliasing.Mode = AntialiasingMode.FastApproximateAntialiasing;
+            antiAliasing.OverrideFlags |= AntiAliasingSettingsOverride.Mode;
+            preview.PostFxVolume.AntiAliasing = antiAliasing;
         }
     }
 }

Source/Editor/Cooker/CookingData.h

@@ -20,13 +20,6 @@ class PlatformTools;
 #define GAME_BUILD_DOTNET_RUNTIME_MAX_VER 9
 #endif
 
-#if OFFICIAL_BUILD
-// Use the fixed .NET SDK version in packaged builds for compatibility (FlaxGame is precompiled with it)
-#define GAME_BUILD_DOTNET_VER TEXT("-dotnet=" MACRO_TO_STR(GAME_BUILD_DOTNET_RUNTIME_MIN_VER))
-#else
-#define GAME_BUILD_DOTNET_VER TEXT("")
-#endif
-
 /// <summary>
 /// Game building options. Used as flags.
 /// </summary>
@@ -374,6 +367,8 @@ public:
     /// </summary>
     void GetBuildPlatformName(const Char*& platform, const Char*& architecture) const;
 
+    String GetDotnetCommandArg() const;
+
 public:
 
     /// <summary>

Source/Editor/Cooker/GameCooker.cpp

@@ -30,6 +30,7 @@
 #include "Engine/Scripting/ManagedCLR/MAssembly.h"
 #include "Engine/Content/JsonAsset.h"
 #include "Engine/Content/AssetReference.h"
+#include "Engine/Profiler/ProfilerMemory.h"
 #if PLATFORM_TOOLS_WINDOWS
 #include "Platform/Windows/WindowsPlatformTools.h"
 #include "Engine/Platform/Windows/WindowsPlatformSettings.h"
@@ -311,6 +312,14 @@ void CookingData::GetBuildPlatformName(const Char*& platform, const Char*& archi
     }
 }
 
+String CookingData::GetDotnetCommandArg() const
+{
+    int32 version = Tools->GetDotnetVersion();
+    if (version == 0)
+        return String::Empty;
+    return String::Format(TEXT("-dotnet={}"), version);
+}
+
 void CookingData::StepProgress(const String& info, const float stepProgress) const
 {
     const float singleStepProgress = 1.0f / (StepsCount + 1);
@@ -380,6 +389,7 @@ bool GameCooker::IsCancelRequested()
 
 PlatformTools* GameCooker::GetTools(BuildPlatform platform)
 {
+    PROFILE_MEM(Editor);
     PlatformTools* result = nullptr;
     if (!Tools.TryGet(platform, result))
     {
@@ -471,6 +481,7 @@ bool GameCooker::Build(BuildPlatform platform, BuildConfiguration configuration,
         LOG(Error, "Build platform {0} is not supported.", ::ToString(platform));
         return true;
     }
+    PROFILE_MEM(Editor);
 
     // Setup
     CancelFlag = 0;
@@ -624,6 +635,7 @@ void GameCookerImpl::ReportProgress(const String& info, float totalProgress)
 
 void GameCookerImpl::OnCollectAssets(HashSet<Guid>& assets)
 {
+    PROFILE_MEM(Editor);
     if (Internal_OnCollectAssets == nullptr)
     {
         auto c = GameCooker::GetStaticClass();
@@ -651,6 +663,7 @@ void GameCookerImpl::OnCollectAssets(HashSet<Guid>& assets)
 
 bool GameCookerImpl::Build()
 {
+    PROFILE_MEM(Editor);
     CookingData& data = *Data;
     LOG(Info, "Starting Game Cooker...");
     LOG(Info, "Platform: {0}, Configuration: {2}, Options: {1}", ::ToString(data.Platform), (int32)data.Options, ::ToString(data.Configuration));
@@ -670,8 +683,7 @@ bool GameCookerImpl::Build()
 
     MCore::Thread::Attach();
 
-    // Build Started
-    if (!EnumHasAnyFlags(data.Options, BuildOptions::NoCook))
+    // Build start
     {
         CallEvent(GameCooker::EventType::BuildStarted);
         data.Tools->OnBuildStarted(data);
@@ -744,8 +756,8 @@ bool GameCookerImpl::Build()
     }
     IsRunning = false;
     CancelFlag = 0;
-    if (!EnumHasAnyFlags(data.Options, BuildOptions::NoCook))
     {
+        // Build end
         for (int32 stepIndex = 0; stepIndex < Steps.Count(); stepIndex++)
             Steps[stepIndex]->OnBuildEnded(data, failed);
         data.Tools->OnBuildEnded(data, failed);
@@ -778,6 +790,8 @@ int32 GameCookerImpl::ThreadFunction()
 
 bool GameCookerService::Init()
 {
+    PROFILE_MEM(Editor);
+
     auto editorAssembly = ((NativeBinaryModule*)GetBinaryModuleFlaxEngine())->Assembly;
     editorAssembly->Unloading.Bind(OnEditorAssemblyUnloading);
     GameCooker::OnCollectAssets.Bind(OnCollectAssets);
@@ -789,6 +803,7 @@ void GameCookerService::Update()
 {
     if (IsRunning)
     {
+        PROFILE_MEM(Editor);
         ScopeLock lock(ProgressLocker);
 
         if (ProgressMsg.HasChars())

Source/Editor/Cooker/Platform/GDK/GDKPlatformTools.cpp

@@ -15,26 +15,32 @@
 #include "Editor/ProjectInfo.h"
 #include "Editor/Utilities/EditorUtilities.h"
 
-GDKPlatformTools::GDKPlatformTools()
+String GetGDK()
 {
-    // Find GDK
-    Platform::GetEnvironmentVariable(TEXT("GameDKLatest"), _gdkPath);
-    if (_gdkPath.IsEmpty() || !FileSystem::DirectoryExists(_gdkPath))
+    String gdk;
+    Platform::GetEnvironmentVariable(TEXT("GameDKLatest"), gdk);
+    if (gdk.IsEmpty() || !FileSystem::DirectoryExists(gdk))
     {
-        _gdkPath.Clear();
-        Platform::GetEnvironmentVariable(TEXT("GRDKLatest"), _gdkPath);
-        if (_gdkPath.IsEmpty() || !FileSystem::DirectoryExists(_gdkPath))
+        gdk.Clear();
+        Platform::GetEnvironmentVariable(TEXT("GRDKLatest"), gdk);
+        if (gdk.IsEmpty() || !FileSystem::DirectoryExists(gdk))
         {
-            _gdkPath.Clear();
+            gdk.Clear();
         }
         else
         {
-            if (_gdkPath.EndsWith(TEXT("GRDK\\")))
-                _gdkPath.Remove(_gdkPath.Length() - 6);
-            else if (_gdkPath.EndsWith(TEXT("GRDK")))
-                _gdkPath.Remove(_gdkPath.Length() - 5);
+            if (gdk.EndsWith(TEXT("GRDK\\")))
+                gdk.Remove(gdk.Length() - 6);
+            else if (gdk.EndsWith(TEXT("GRDK")))
+                gdk.Remove(gdk.Length() - 5);
         }
     }
+    return gdk;
+}
+
+GDKPlatformTools::GDKPlatformTools()
+{
+    _gdkPath = GetGDK();
 }
 
 DotNetAOTModes GDKPlatformTools::UseAOT() const
@@ -121,7 +127,7 @@ bool GDKPlatformTools::OnPostProcess(CookingData& data, GDKPlatformSettings* pla
         validName.Add('\0');
 
         sb.Append(TEXT("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"));
-        sb.Append(TEXT("<Game configVersion=\"0\">\n"));
+        sb.Append(TEXT("<Game configVersion=\"1\">\n"));
         sb.AppendFormat(TEXT("  <Identity Name=\"{0}\" Publisher=\"{1}\" Version=\"{2}\"/>\n"),
                         validName.Get(),
                         platformSettings->PublisherName.HasChars() ? platformSettings->PublisherName : TEXT("CN=") + gameSettings->CompanyName,
@@ -195,4 +201,9 @@ bool GDKPlatformTools::OnPostProcess(CookingData& data, GDKPlatformSettings* pla
     return false;
 }
 
+int32 GDKPlatformTools::GetDotnetVersion() const
+{
+    return GAME_BUILD_DOTNET_RUNTIME_MIN_VER;
+}
+
 #endif

Source/Editor/Cooker/Platform/GDK/GDKPlatformTools.h

@@ -26,6 +26,7 @@ public:
 public:
 
     // [PlatformTools]
+    int32 GetDotnetVersion() const override;
     DotNetAOTModes UseAOT() const override;
     bool OnDeployBinaries(CookingData& data) override;
 };

Source/Editor/Cooker/Platform/Mac/MacPlatformTools.cpp

@@ -186,7 +186,7 @@ bool MacPlatformTools::OnPostProcess(CookingData& data)
         ADD_ENTRY("CFBundlePackageType", "APPL");
         ADD_ENTRY("NSPrincipalClass", "NSApplication");
         ADD_ENTRY("LSApplicationCategoryType", "public.app-category.games");
-        ADD_ENTRY("LSMinimumSystemVersion", "10.15");
+        ADD_ENTRY("LSMinimumSystemVersion", "13");
         ADD_ENTRY("CFBundleIconFile", "icon.icns");
         ADD_ENTRY_STR("CFBundleExecutable", executableName);
         ADD_ENTRY_STR("CFBundleIdentifier", appIdentifier);
@@ -231,6 +231,8 @@ bool MacPlatformTools::OnPostProcess(CookingData& data)
     LOG(Info, "Building app package...");
     {
         const String dmgPath = data.OriginalOutputPath / appName + TEXT(".dmg");
+        if (FileSystem::FileExists(dmgPath))
+            FileSystem::DeleteFile(dmgPath);
         CreateProcessSettings procSettings;
         procSettings.HiddenWindow = true;
         procSettings.WorkingDirectory = data.OriginalOutputPath;

Source/Editor/Cooker/Platform/Windows/WindowsPlatformTools.cpp

@@ -528,6 +528,9 @@ bool WindowsPlatformTools::OnDeployBinaries(CookingData& data)
 
 void WindowsPlatformTools::OnBuildStarted(CookingData& data)
 {
+    if (EnumHasAllFlags(data.Options, BuildOptions::NoCook))
+        return;
+
     // Remove old executable
     Array<String> files;
     FileSystem::DirectoryGetFiles(files, data.NativeCodeOutputPath, TEXT("*.exe"), DirectorySearchOption::TopDirectoryOnly);

Source/Editor/Cooker/PlatformTools.h

@@ -70,6 +70,20 @@ public:
     /// </summary>
     virtual ArchitectureType GetArchitecture() const = 0;
 
+    /// <summary>
+    /// Gets the .Net version to use for the cooked game.
+    /// </summary>
+    virtual int32 GetDotnetVersion() const
+    {
+#if OFFICIAL_BUILD
+        // Use the fixed .NET SDK version in packaged builds for compatibility (FlaxGame is precompiled with it)
+        return GAME_BUILD_DOTNET_RUNTIME_MIN_VER;
+#else
+        // Use the highest version found on a system (Flax.Build will decide)
+        return 0;
+#endif
+    }
+
     /// <summary>
     /// Gets the value indicating whenever platform requires AOT (needs C# assemblies to be precompiled).
     /// </summary>

Source/Editor/Cooker/Steps/CompileScriptsStep.cpp

@@ -10,9 +10,10 @@
 #include "Engine/Serialization/JsonTools.h"
 #include "Engine/Serialization/JsonWriters.h"
 #include "Editor/Cooker/PlatformTools.h"
+#include "Engine/Engine/Globals.h"
 #include "Editor/Editor.h"
 #include "Editor/ProjectInfo.h"
-#include "Engine/Engine/Globals.h"
+#include "Editor/Utilities/EditorUtilities.h"
 #if PLATFORM_MAC
 #include <sys/stat.h>
 #endif
@@ -127,7 +128,7 @@ bool CompileScriptsStep::DeployBinaries(CookingData& data, const String& path, c
         const String dst = dstPath / StringUtils::GetFileName(file);
         if (dst == file)
             continue;
-        if (FileSystem::CopyFile(dst, file))
+        if (EditorUtilities::CopyFileIfNewer(dst, file))
         {
             data.Error(String::Format(TEXT("Failed to copy file from {0} to {1}."), file, dst));
             return true;
@@ -189,7 +190,7 @@ bool CompileScriptsStep::Perform(CookingData& data)
     const String logFile = data.CacheDirectory / TEXT("CompileLog.txt");
     auto args = String::Format(
         TEXT("-log -logfile=\"{4}\" -build -mutex -buildtargets={0} -platform={1} -arch={2} -configuration={3} -aotMode={5} {6}"),
-        target, platform, architecture, configuration, logFile, ToString(data.Tools->UseAOT()), GAME_BUILD_DOTNET_VER);
+        target, platform, architecture, configuration, logFile, ToString(data.Tools->UseAOT()), data.GetDotnetCommandArg());
 #if PLATFORM_WINDOWS
     if (data.Platform == BuildPlatform::LinuxX64)
 #elif PLATFORM_LINUX

Source/Editor/Cooker/Steps/CookAssetsStep.cpp

@@ -36,6 +36,7 @@
 #include "Engine/Engine/Base/GameBase.h"
 #include "Engine/Engine/Globals.h"
 #include "Engine/Tools/TextureTool/TextureTool.h"
+#include "Engine/Threading/Threading.h"
 #include "Engine/Profiler/ProfilerCPU.h"
 #include "Engine/Scripting/Enums.h"
 #if PLATFORM_TOOLS_WINDOWS
@@ -525,6 +526,7 @@ bool ProcessShaderBase(CookAssetsStep::AssetCookData& data, ShaderAssetBase* ass
 #if PLATFORM_TOOLS_XBOX_SCARLETT
     case BuildPlatform::XboxScarlett:
     {
+        options.Platform = PlatformType::XboxScarlett;
         const char* platformDefineName = "PLATFORM_XBOX_SCARLETT";
         COMPILE_PROFILE(DirectX_SM6, SHADER_FILE_CHUNK_INTERNAL_D3D_SM6_CACHE);
         break;
@@ -1366,7 +1368,10 @@ bool CookAssetsStep::Perform(CookingData& data)
             {
                 typeName = e.TypeName;
             }
-            LOG(Info, "{0}: {1:>4} assets of total size {2}", typeName, e.Count, Utilities::BytesToText(e.ContentSize));
+            if (e.Count == 1)
+                LOG(Info, "{0}:    1 asset  of total size {1}", typeName, Utilities::BytesToText(e.ContentSize));
+            else
+                LOG(Info, "{0}: {1:>4} assets of total size {2}", typeName, e.Count, Utilities::BytesToText(e.ContentSize));
         }
         LOG(Info, "");
     }

Source/Editor/Cooker/Steps/DeployDataStep.cpp

@@ -88,7 +88,7 @@ bool DeployDataStep::Perform(CookingData& data)
             {
                 // Ask Flax.Build to provide .NET SDK location for the current platform
                 String sdks;
-                bool failed = ScriptsBuilder::RunBuildTool(String::Format(TEXT("-log -logMessagesOnly -logFileWithConsole -logfile=SDKs.txt -printSDKs {}"), GAME_BUILD_DOTNET_VER), data.CacheDirectory);
+                bool failed = ScriptsBuilder::RunBuildTool(String::Format(TEXT("-log -logMessagesOnly -logFileWithConsole -logfile=SDKs.txt -printSDKs {}"), data.GetDotnetCommandArg()), data.CacheDirectory);
                 failed |= File::ReadAllText(data.CacheDirectory / TEXT("SDKs.txt"), sdks);
                 int32 idx = sdks.Find(TEXT("DotNetSdk, "), StringSearchCase::CaseSensitive);
                 if (idx != -1)
@@ -200,7 +200,7 @@ bool DeployDataStep::Perform(CookingData& data)
                 String sdks;
                 const Char *platformName, *archName;
                 data.GetBuildPlatformName(platformName, archName);
-                String args = String::Format(TEXT("-log -logMessagesOnly -logFileWithConsole -logfile=SDKs.txt -printDotNetRuntime -platform={} -arch={} {}"), platformName, archName, GAME_BUILD_DOTNET_VER);
+                String args = String::Format(TEXT("-log -logMessagesOnly -logFileWithConsole -logfile=SDKs.txt -printDotNetRuntime -platform={} -arch={} {}"), platformName, archName, data.GetDotnetCommandArg());
                 bool failed = ScriptsBuilder::RunBuildTool(args, data.CacheDirectory);
                 failed |= File::ReadAllText(data.CacheDirectory / TEXT("SDKs.txt"), sdks);
                 Array<String> parts;
@@ -244,10 +244,13 @@ bool DeployDataStep::Perform(CookingData& data)
                     }
                     if (version.IsEmpty())
                     {
+                        int32 minVer = GAME_BUILD_DOTNET_RUNTIME_MIN_VER, maxVer = GAME_BUILD_DOTNET_RUNTIME_MAX_VER;
                         if (srcDotnetFromEngine)
                         {
                             // Detect version from runtime files inside Engine Platform folder
-                            for (int32 i = GAME_BUILD_DOTNET_RUNTIME_MAX_VER; i >= GAME_BUILD_DOTNET_RUNTIME_MIN_VER; i--)
+                            if (data.Tools->GetDotnetVersion() != 0)
+                                minVer = maxVer = data.Tools->GetDotnetVersion();
+                            for (int32 i = maxVer; i >= minVer; i--)
                             {
                                 // Check runtime files inside Engine Platform folder
                                 String testPath1 = srcDotnet / String::Format(TEXT("lib/net{}.0"), i);
@@ -262,7 +265,7 @@ bool DeployDataStep::Perform(CookingData& data)
                         }
                         if (version.IsEmpty())
                         {
-                            data.Error(String::Format(TEXT("Failed to find supported .NET {} version for the current host platform."), GAME_BUILD_DOTNET_RUNTIME_MIN_VER));
+                            data.Error(String::Format(TEXT("Failed to find supported .NET {} version (min {}) for {} platform."), maxVer, minVer, platformName));
                             return true;
                         }
                     }
@@ -364,7 +367,7 @@ bool DeployDataStep::Perform(CookingData& data)
             const String logFile = data.CacheDirectory / TEXT("StripDotnetLibs.txt");
             String args = String::Format(
                 TEXT("-log -logfile=\"{}\" -runDotNetClassLibStripping -mutex -binaries=\"{}\" {}"),
-                logFile, data.DataOutputPath, GAME_BUILD_DOTNET_VER);
+                logFile, data.DataOutputPath, data.GetDotnetCommandArg());
             for (const String& define : data.CustomDefines)
             {
                 args += TEXT(" -D");

Source/Editor/Cooker/Steps/PrecompileAssembliesStep.cpp

@@ -12,7 +12,7 @@
 void PrecompileAssembliesStep::OnBuildStarted(CookingData& data)
 {
     const DotNetAOTModes aotMode = data.Tools->UseAOT();
-    if (aotMode == DotNetAOTModes::None)
+    if (aotMode == DotNetAOTModes::None || EnumHasAllFlags(data.Options, BuildOptions::NoCook))
         return;
     const auto& buildSettings = *BuildSettings::Get();
 
@@ -59,6 +59,7 @@ bool PrecompileAssembliesStep::Perform(CookingData& data)
     data.StepProgress(infoMsg, 0);
 
     // Override Newtonsoft.Json with AOT-version (one that doesn't use System.Reflection.Emit)
+    // TODO: remove it since EngineModule does properly reference AOT lib now
     EditorUtilities::CopyFileIfNewer(data.ManagedCodeOutputPath / TEXT("Newtonsoft.Json.dll"), Globals::StartupFolder / TEXT("Source/Platforms/DotNet/AOT/Newtonsoft.Json.dll"));
     FileSystem::DeleteFile(data.ManagedCodeOutputPath / TEXT("Newtonsoft.Json.xml"));
     FileSystem::DeleteFile(data.ManagedCodeOutputPath / TEXT("Newtonsoft.Json.pdb"));
@@ -69,7 +70,7 @@ bool PrecompileAssembliesStep::Perform(CookingData& data)
     const String logFile = data.CacheDirectory / TEXT("AOTLog.txt");
     String args = String::Format(
         TEXT("-log -logfile=\"{}\" -runDotNetAOT -mutex -platform={} -arch={} -configuration={} -aotMode={} -binaries=\"{}\" -intermediate=\"{}\" {}"),
-        logFile, platform, architecture, configuration, ToString(aotMode), data.DataOutputPath, data.ManagedCodeOutputPath, GAME_BUILD_DOTNET_VER);
+        logFile, platform, architecture, configuration, ToString(aotMode), data.DataOutputPath, data.ManagedCodeOutputPath, data.GetDotnetCommandArg());
     if (!buildSettings.SkipUnusedDotnetLibsPackaging)
         args += TEXT(" -skipUnusedDotnetLibs=false"); // Run AOT on whole class library (not just used libs)
     for (const String& define : data.CustomDefines)

Source/Editor/CustomEditors/CustomEditorsUtil.cpp

@@ -6,6 +6,8 @@
 #include "Engine/Core/Types/TimeSpan.h"
 #include "Engine/Core/Types/Stopwatch.h"
 #include "Engine/Core/Collections/Dictionary.h"
+#include "Engine/Profiler/ProfilerCPU.h"
+#include "Engine/Profiler/ProfilerMemory.h"
 #include "Engine/Engine/EngineService.h"
 #include "Engine/Scripting/Scripting.h"
 #include "Engine/Scripting/BinaryModule.h"
@@ -69,6 +71,7 @@ MTypeObject* CustomEditorsUtil::GetCustomEditor(MTypeObject* refType)
 
 bool CustomEditorsUtilService::Init()
 {
+    PROFILE_MEM(Editor);
     TRACK_ASSEMBLY(((NativeBinaryModule*)GetBinaryModuleFlaxEngine())->Assembly);
     Scripting::BinaryModuleLoaded.Bind(&OnBinaryModuleLoaded);
 
@@ -77,6 +80,8 @@ bool CustomEditorsUtilService::Init()
 
 void OnAssemblyLoaded(MAssembly* assembly)
 {
+    PROFILE_CPU_NAMED("CustomEditors.OnAssemblyLoaded");
+    PROFILE_MEM(Editor);
     Stopwatch stopwatch;
 
     // Prepare FlaxEngine

Source/Editor/CustomEditors/Dedicated/AudioSourceEditor.cs

@@ -13,6 +13,8 @@ namespace FlaxEditor.CustomEditors.Dedicated
     public class AudioSourceEditor : ActorEditor
     {
         private Label _infoLabel;
+        private Slider _slider;
+        private AudioSource.States _slideStartState;
 
         /// <inheritdoc />
         public override void Initialize(LayoutElementsContainer layout)
@@ -28,6 +30,13 @@ namespace FlaxEditor.CustomEditors.Dedicated
                 _infoLabel = playbackGroup.Label(string.Empty).Label;
                 _infoLabel.AutoHeight = true;
 
+                // Play back slider
+                var sliderElement = playbackGroup.CustomContainer<Slider>();
+                _slider = sliderElement.CustomControl;
+                _slider.ThumbSize = new Float2(_slider.ThumbSize.X * 0.5f, _slider.ThumbSize.Y);
+                _slider.SlidingStart += OnSlidingStart;
+                _slider.SlidingEnd += OnSlidingEnd;
+
                 var grid = playbackGroup.UniformGrid();
                 var gridControl = grid.CustomControl;
                 gridControl.ClipChildren = false;
@@ -40,6 +49,38 @@ namespace FlaxEditor.CustomEditors.Dedicated
             }
         }
 
+        private void OnSlidingEnd()
+        {
+            foreach (var value in Values)
+            {
+                if (value is AudioSource audioSource && audioSource.Clip)
+                {
+                    switch (_slideStartState)
+                    {
+                    case AudioSource.States.Playing:
+                        audioSource.Play();
+                        break;
+                    case AudioSource.States.Paused:
+                    case AudioSource.States.Stopped:
+                        audioSource.Pause();
+                        break;
+                    default: break;
+                    }
+                }
+            }
+        }
+
+        private void OnSlidingStart()
+        {
+            foreach (var value in Values)
+            {
+                if (value is AudioSource audioSource && audioSource.Clip)
+                {
+                    _slideStartState = audioSource.State;
+                }
+            }
+        }
+
         /// <inheritdoc />
         public override void Refresh()
         {
@@ -51,7 +92,29 @@ namespace FlaxEditor.CustomEditors.Dedicated
                 foreach (var value in Values)
                 {
                     if (value is AudioSource audioSource && audioSource.Clip)
+                    {
                         text += $"Time: {audioSource.Time:##0.0}s / {audioSource.Clip.Length:##0.0}s\n";
+                        _slider.Maximum = audioSource.Clip.Length;
+                        _slider.Minimum = 0;
+                        if (_slider.IsSliding)
+                        {
+                            if (audioSource.State != AudioSource.States.Playing)
+                            {
+                                // Play to move slider correctly
+                                audioSource.Play();
+                                audioSource.Time = _slider.Value;
+                            }
+                            else
+                            {
+                                audioSource.Time = _slider.Value;
+                            }
+                        }
+                        else
+                        {
+                            _slider.Value = audioSource.Time;
+                        }
+                        
+                    }
                 }
                 _infoLabel.Text = text;
             }

Source/Editor/CustomEditors/Dedicated/EnvironmentProbeEditor.cs

@@ -1,6 +1,7 @@
 // Copyright (c) Wojciech Figat. All rights reserved.
 
 using FlaxEngine;
+using FlaxEngine.GUI;
 
 namespace FlaxEditor.CustomEditors.Dedicated
 {
@@ -11,7 +12,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
     [CustomEditor(typeof(EnvironmentProbe)), DefaultEditor]
     public class EnvironmentProbeEditor : ActorEditor
     {
-        private FlaxEngine.GUI.Button _bake;
+        private Button _bake;
 
         /// <inheritdoc />
         public override void Initialize(LayoutElementsContainer layout)
@@ -20,8 +21,9 @@ namespace FlaxEditor.CustomEditors.Dedicated
 
             if (Values.HasDifferentTypes == false)
             {
-                layout.Space(10);
-                _bake = layout.Button("Bake").Button;
+                var group = layout.Group("Bake");
+                group.Panel.ItemsMargin = new Margin(Utilities.Constants.UIMargin * 2);
+                _bake = group.Button("Bake").Button;
                 _bake.Clicked += BakeButtonClicked;
             }
         }

Source/Editor/CustomEditors/Dedicated/GPUTextureEditor.cs

@@ -32,7 +32,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
         private void OnImageClicked(Image image, MouseButton button)
         {
             var texture = Values[0] as GPUTexture;
-            if (!texture)
+            if (!texture || button != MouseButton.Right)
                 return;
             var menu = new ContextMenu();
             menu.AddButton("Save...", () => Screenshot.Capture(Values[0] as GPUTexture));

Source/Editor/CustomEditors/Dedicated/ScriptsEditor.cs

@@ -36,6 +36,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
         {
             ScriptName = scriptName;
             TooltipText = "Create a new script";
+            DrawHighlights = false;
         }
     }
 
@@ -70,7 +71,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
             var buttonHeight = (textSize.Y < 18) ? 18 : textSize.Y + 4;
             _addScriptsButton = new Button
             {
-                TooltipText = "Add new scripts to the actor",
+                TooltipText = "Add new scripts to the actor.",
                 AnchorPreset = AnchorPresets.MiddleCenter,
                 Text = buttonText,
                 Parent = this,
@@ -114,7 +115,16 @@ namespace FlaxEditor.CustomEditors.Dedicated
             cm.TextChanged += text =>
             {
                 if (!IsValidScriptName(text))
+                {
+                    // Remove NewScriptItems
+                    List<Control> newScriptItems = cm.ItemsPanel.Children.FindAll(c => c is NewScriptItem);
+                    foreach (var item in newScriptItems)
+                    {
+                        cm.ItemsPanel.RemoveChild(item);
+                    }
+
                     return;
+                }
                 if (!cm.ItemsPanel.Children.Any(x => x.Visible && x is not NewScriptItem))
                 {
                     // If there are no visible items, that means the search failed so we can find the create script button or create one if it's the first time
@@ -876,7 +886,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
                 // Add drag button to the group
                 var scriptDrag = new DragImage
                 {
-                    TooltipText = "Script reference",
+                    TooltipText = "Script reference.",
                     AutoFocus = true,
                     IsScrollable = false,
                     Color = FlaxEngine.GUI.Style.Current.ForegroundGrey,
@@ -904,9 +914,11 @@ namespace FlaxEditor.CustomEditors.Dedicated
                 // Remove drop down arrows and containment lines if no objects in the group
                 if (group.Children.Count == 0)
                 {
+                    group.Panel.Close();
                     group.Panel.ArrowImageOpened = null;
                     group.Panel.ArrowImageClosed = null;
                     group.Panel.EnableContainmentLines = false;
+                    group.Panel.CanOpenClose = false;
                 }
 
                 // Scripts arrange bar

Source/Editor/CustomEditors/Dedicated/SkyLightEditor.cs

@@ -1,6 +1,7 @@
 // Copyright (c) Wojciech Figat. All rights reserved.
 
 using FlaxEngine;
+using FlaxEngine.GUI;
 
 namespace FlaxEditor.CustomEditors.Dedicated
 {
@@ -19,8 +20,9 @@ namespace FlaxEditor.CustomEditors.Dedicated
             if (Values.HasDifferentTypes == false)
             {
                 // Add 'Bake' button
-                layout.Space(10);
-                var button = layout.Button("Bake");
+                var group = layout.Group("Bake");
+                group.Panel.ItemsMargin = new Margin(Utilities.Constants.UIMargin * 2);
+                var button = group.Button("Bake");
                 button.Button.Clicked += BakeButtonClicked;
             }
         }

Source/Editor/CustomEditors/Editors/AssetRefEditor.cs

@@ -123,6 +123,8 @@ namespace FlaxEditor.CustomEditors.Editors
         {
             base.Refresh();
 
+            if (Picker == null)
+                return;
             var differentValues = HasDifferentValues;
             Picker.DifferentValues = differentValues;
             if (!differentValues)

Source/Editor/CustomEditors/Editors/CollectionEditor.cs

@@ -71,7 +71,7 @@ namespace FlaxEditor.CustomEditors.Editors
 
                 menu.AddButton("Copy", linkedEditor.Copy);
                 var b = menu.AddButton("Duplicate", () => Editor.Duplicate(Index));
-                b.Enabled = linkedEditor.CanPaste && !Editor._readOnly;
+                b.Enabled = !Editor._readOnly && Editor._canResize;
                 b = menu.AddButton("Paste", linkedEditor.Paste);
                 b.Enabled = linkedEditor.CanPaste && !Editor._readOnly;
 
@@ -407,7 +407,7 @@ namespace FlaxEditor.CustomEditors.Editors
 
                 menu.AddButton("Copy", linkedEditor.Copy);
                 var b = menu.AddButton("Duplicate", () => Editor.Duplicate(Index));
-                b.Enabled = linkedEditor.CanPaste && !Editor._readOnly;
+                b.Enabled = !Editor._readOnly && Editor._canResize;
                 var paste = menu.AddButton("Paste", linkedEditor.Paste);
                 paste.Enabled = linkedEditor.CanPaste && !Editor._readOnly;
 
@@ -422,7 +422,8 @@ namespace FlaxEditor.CustomEditors.Editors
                     moveDownButton.Enabled = Index + 1 < Editor.Count;
                 }
 
-                menu.AddButton("Remove", OnRemoveClicked);
+                b = menu.AddButton("Remove", OnRemoveClicked);
+                b.Enabled = !Editor._readOnly && Editor._canResize;
 
                 menu.Show(panel, location);
             }
@@ -649,7 +650,7 @@ namespace FlaxEditor.CustomEditors.Editors
                 panel.Panel.Size = new Float2(0, 18);
                 panel.Panel.Margin = new Margin(0, 0, Utilities.Constants.UIMargin, 0);
 
-                var removeButton = panel.Button("-", "Remove the last item");
+                var removeButton = panel.Button("-", "Remove the last item.");
                 removeButton.Button.Size = new Float2(16, 16);
                 removeButton.Button.Enabled = size > _minCount;
                 removeButton.Button.AnchorPreset = AnchorPresets.TopRight;
@@ -660,7 +661,7 @@ namespace FlaxEditor.CustomEditors.Editors
                     Resize(Count - 1);
                 };
 
-                var addButton = panel.Button("+", "Add a new item");
+                var addButton = panel.Button("+", "Add a new item.");
                 addButton.Button.Size = new Float2(16, 16);
                 addButton.Button.Enabled = (!NotNullItems || size > 0) && size < _maxCount;
                 addButton.Button.AnchorPreset = AnchorPresets.TopRight;

Source/Editor/CustomEditors/Editors/ControlReferenceEditor.cs

@@ -22,7 +22,7 @@ internal class UIControlRefPickerControl : FlaxObjectRefPickerControl
     /// <inheritdoc />
     protected override bool IsValid(Object obj)
     {
-        return obj == null || (obj is UIControl control && control.Control.GetType() == ControlType);
+        return obj == null || (obj is UIControl control && ControlType.IsAssignableFrom(control.Control.GetType()));
     }
 }
 

Source/Editor/CustomEditors/Editors/ObjectSwitcherEditor.cs

@@ -180,7 +180,7 @@ namespace FlaxEditor.CustomEditors.Editors
 
             // Show prefab diff when reference value type is different
             var color = Color.Transparent;
-            if (Values.HasReferenceValue && CanRevertReferenceValue && Values[0].GetType() != Values.ReferenceValue.GetType())
+            if (Values.HasReferenceValue && CanRevertReferenceValue && Values[0]?.GetType() != Values.ReferenceValue?.GetType())
                 color = FlaxEngine.GUI.Style.Current.BackgroundSelected;
             _typeItem.Labels[0].HighlightStripColor = color;
 

Source/Editor/CustomEditors/Editors/TypeEditor.cs

@@ -104,7 +104,7 @@ namespace FlaxEditor.CustomEditors.Editors
         public event Action<TypePickerControl> TypePickerValueChanged;
 
         /// <summary>
-        /// The custom callback for types validation. Cane be used to implement a rule for types to pick.
+        /// The custom callback for types validation. Can be used to implement a rule for types to pick.
         /// </summary>
         public Func<ScriptType, bool> CheckValid;
 
@@ -353,7 +353,13 @@ namespace FlaxEditor.CustomEditors.Editors
                     }
                     if (!string.IsNullOrEmpty(typeReference.CheckMethod))
                     {
-                        var parentType = ParentEditor.Values[0].GetType();
+                        var parentEditor = ParentEditor;
+                        // Find actual parent editor if parent editor is collection editor
+                        while (parentEditor.GetType().IsAssignableTo(typeof(CollectionEditor)))
+                            parentEditor = parentEditor.ParentEditor;
+                            
+                        var parentType = parentEditor.Values[0].GetType();
+
                         var method = parentType.GetMethod(typeReference.CheckMethod, BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic);
                         if (method != null)
                         {

Source/Editor/Editor.cpp

@@ -20,6 +20,7 @@
 #include "Engine/Engine/Engine.h"
 #include "Engine/ShadowsOfMordor/Builder.h"
 #include "Engine/Profiler/ProfilerCPU.h"
+#include "Engine/Profiler/ProfilerMemory.h"
 #include "FlaxEngine.Gen.h"
 #if PLATFORM_LINUX
 #include "Engine/Tools/TextureTool/TextureTool.h"
@@ -47,6 +48,7 @@ void Editor::CloseSplashScreen()
 
 bool Editor::CheckProjectUpgrade()
 {
+    PROFILE_MEM(Editor);
     const auto versionFilePath = Globals::ProjectCacheFolder / TEXT("version");
 
     // Load version cache file
@@ -266,8 +268,8 @@ bool Editor::CheckProjectUpgrade()
     // Check if last version was older
     else if (lastVersion.Major < FLAXENGINE_VERSION_MAJOR || (lastVersion.Major == FLAXENGINE_VERSION_MAJOR && lastVersion.Minor < FLAXENGINE_VERSION_MINOR))
     {
-        LOG(Warning, "The project was opened with the older editor version last time");
-        const auto result = MessageBox::Show(TEXT("The project was opened with the older editor version last time. Loading it may modify existing data so older editor version won't open it. Do you want to perform a backup before or cancel operation?"), TEXT("Project upgrade"), MessageBoxButtons::YesNoCancel, MessageBoxIcon::Question);
+        LOG(Warning, "The project was last opened with an older editor version");
+        const auto result = MessageBox::Show(TEXT("The project was last opened with an older editor version.\nLoading it may modify existing data, which can result in older editor versions being unable to open it.\n\nDo you want to perform a backup before or cancel the operation?"), TEXT("Project upgrade"), MessageBoxButtons::YesNoCancel, MessageBoxIcon::Question);
         if (result == DialogResult::Yes)
         {
             if (BackupProject())
@@ -289,8 +291,8 @@ bool Editor::CheckProjectUpgrade()
     // Check if last version was newer
     else if (lastVersion.Major > FLAXENGINE_VERSION_MAJOR || (lastVersion.Major == FLAXENGINE_VERSION_MAJOR && lastVersion.Minor > FLAXENGINE_VERSION_MINOR))
     {
-        LOG(Warning, "The project was opened with the newer editor version last time");
-        const auto result = MessageBox::Show(TEXT("The project was opened with the newer editor version last time. Loading it may fail and corrupt existing data. Do you want to perform a backup before or cancel operation?"), TEXT("Project upgrade"), MessageBoxButtons::YesNoCancel, MessageBoxIcon::Warning);
+        LOG(Warning, "The project was last opened with a newer editor version");
+        const auto result = MessageBox::Show(TEXT("The project was last opened with a newer editor version.\nLoading it may fail and corrupt existing data.\n\nDo you want to perform a backup before loading or cancel the operation?"), TEXT("Project upgrade"), MessageBoxButtons::YesNoCancel, MessageBoxIcon::Warning);
         if (result == DialogResult::Yes)
         {
             if (BackupProject())
@@ -366,6 +368,8 @@ bool Editor::BackupProject()
 
 int32 Editor::LoadProduct()
 {
+    PROFILE_MEM(Editor);
+
     // Flax Editor product
     Globals::ProductName = TEXT("Flax Editor");
     Globals::CompanyName = TEXT("Flax");
@@ -626,6 +630,7 @@ int32 Editor::LoadProduct()
 
 Window* Editor::CreateMainWindow()
 {
+    PROFILE_MEM(Editor);
     Window* window = Managed->GetMainWindow();
 
 #if PLATFORM_LINUX
@@ -662,6 +667,7 @@ bool Editor::Init()
         return true;
     }
     PROFILE_CPU();
+    PROFILE_MEM(Editor);
 
     // If during last lightmaps baking engine crashed we could try to restore the progress
     ShadowsOfMordor::Builder::Instance()->CheckIfRestoreState();
@@ -693,11 +699,13 @@ bool Editor::Init()
 
 void Editor::BeforeRun()
 {
+    PROFILE_MEM(Editor);
     Managed->BeforeRun();
 }
 
 void Editor::BeforeExit()
 {
+    PROFILE_MEM(Editor);
     CloseSplashScreen();
 
     Managed->Exit();
@@ -708,6 +716,8 @@ void Editor::BeforeExit()
 
 void EditorImpl::OnUpdate()
 {
+    PROFILE_MEM(Editor);
+
     // Update c# editor
     Editor::Managed->Update();
 

Source/Editor/Editor.cs

@@ -51,6 +51,7 @@ namespace FlaxEditor
         private readonly List<EditorModule> _modules = new List<EditorModule>(16);
         private bool _isAfterInit, _areModulesInited, _areModulesAfterInitEnd, _isHeadlessMode, _autoExit;
         private string _projectToOpen;
+        private bool _projectIsNew;
         private float _lastAutoSaveTimer, _autoExitTimeout = 0.1f;
         private Button _saveNowButton;
         private Button _cancelSaveButton;
@@ -737,11 +738,12 @@ namespace FlaxEditor
                 var procSettings = new CreateProcessSettings
                 {
                     FileName = Platform.ExecutableFilePath,
-                    Arguments = string.Format("-project \"{0}\"", _projectToOpen),
+                    Arguments = string.Format("-project \"{0}\"" + (_projectIsNew ? " -new" : string.Empty), _projectToOpen),
                     ShellExecute = true,
                     WaitForEnd = false,
                     HiddenWindow = false,
                 };
+                _projectIsNew = false;
                 _projectToOpen = null;
                 Platform.CreateProcess(ref procSettings);
             }
@@ -790,6 +792,24 @@ namespace FlaxEditor
             }
         }
 
+        /// <summary>
+        /// Creates the given project. Afterwards closes this project with running editor and opens the given project.
+        /// </summary>
+        /// <param name="projectFilePath">The project file path.</param>
+        public void NewProject(string projectFilePath)
+        {
+            if (projectFilePath == null)
+            {
+                MessageBox.Show("Missing project");
+                return;
+            }
+
+            // Cache project path and start editor exit (it will open new instance on valid closing)
+            _projectToOpen = StringUtils.NormalizePath(Path.GetDirectoryName(projectFilePath));
+            _projectIsNew = true;
+            Windows.MainWindow.Close(ClosingReason.User);
+        }
+
         /// <summary>
         /// Closes this project with running editor and opens the given project.
         /// </summary>
@@ -1370,6 +1390,7 @@ namespace FlaxEditor
         public void BuildAllMeshesSDF()
         {
             var models = new List<Model>();
+            var forceRebuild = Input.GetKey(KeyboardKeys.F);
             Scene.ExecuteOnGraph(node =>
             {
                 if (node is StaticModelNode staticModelNode && staticModelNode.Actor is StaticModel staticModel)
@@ -1379,7 +1400,7 @@ namespace FlaxEditor
                         model != null &&
                         !models.Contains(model) &&
                         !model.IsVirtual &&
-                        model.SDF.Texture == null)
+                        (forceRebuild || model.SDF.Texture == null))
                     {
                         models.Add(model);
                     }
@@ -1392,7 +1413,17 @@ namespace FlaxEditor
                 {
                     var model = models[i];
                     Log($"[{i}/{models.Count}] Generating SDF for {model}");
-                    if (!model.GenerateSDF())
+                    float resolutionScale = 1.0f, backfacesThreshold = 0.6f;
+                    int lodIndex = 6;
+                    bool useGPU = true;
+                    var sdf = model.SDF;
+                    if (sdf.Texture != null)
+                    {
+                        // Preserve options set on this model
+                        resolutionScale = sdf.ResolutionScale;
+                        lodIndex = sdf.LOD;
+                    }
+                    if (!model.GenerateSDF(resolutionScale, lodIndex, true, backfacesThreshold, useGPU))
                         model.Save();
                 }
             });
@@ -1567,7 +1598,7 @@ namespace FlaxEditor
                 if (dockedTo != null && dockedTo.SelectedTab != gameWin && dockedTo.SelectedTab != null)
                     result = dockedTo.SelectedTab.Size;
                 else
-                    result = gameWin.Viewport.Size;
+                    result = gameWin.Viewport.ContentSize;
 
                 result *= root.DpiScale;
                 result = Float2.Round(result);

Source/Editor/GUI/ColumnDefinition.cs

@@ -51,7 +51,7 @@ namespace FlaxEditor.GUI
         /// <summary>
         /// The column title horizontal text alignment
         /// </summary>
-        public TextAlignment TitleAlignment = TextAlignment.Near;
+        public TextAlignment TitleAlignment = TextAlignment.Center;
 
         /// <summary>
         /// The column title margin.

Source/Editor/GUI/ContextMenu/ContextMenuBase.cs

@@ -114,9 +114,10 @@ namespace FlaxEditor.GUI.ContextMenu
         public ContextMenuBase()
         : base(0, 0, 120, 32)
         {
-            _direction = ContextMenuDirection.RightDown;
             Visible = false;
+            AutoFocus = true;
 
+            _direction = ContextMenuDirection.RightDown;
             _isSubMenu = true;
         }
 

Source/Editor/GUI/Dialogs/ColorSelector.cs

@@ -76,6 +76,8 @@ namespace FlaxEditor.GUI.Dialogs
         public ColorSelector(float wheelSize)
         : base(0, 0, wheelSize, wheelSize)
         {
+            AutoFocus = true;
+
             _colorWheelSprite = Editor.Instance.Icons.ColorWheel128;
             _wheelRect = new Rectangle(0, 0, wheelSize, wheelSize);
         }

Source/Editor/GUI/Docking/DockPanelProxy.cs

@@ -70,8 +70,6 @@ namespace FlaxEditor.GUI.Docking
         internal DockPanelProxy(DockPanel panel)
         : base(0, 0, 64, 64)
         {
-            AutoFocus = false;
-
             _panel = panel;
             AnchorPreset = AnchorPresets.StretchAll;
             Offsets = Margin.Zero;

Source/Editor/GUI/Input/ColorValueBox.cs

@@ -129,11 +129,39 @@ namespace FlaxEditor.GUI.Input
         {
             base.Draw();
 
-            var style = Style.Current;
-            var r = new Rectangle(0, 0, Width, Height);
+            bool isTransparent = _value.A < 1;
 
-            Render2D.FillRectangle(r, _value);
-            Render2D.DrawRectangle(r, IsMouseOver || IsNavFocused ? style.BackgroundSelected : Color.Black);
+            var style = Style.Current;
+            var fullRect = new Rectangle(0, 0, Width, Height);
+            var colorRect = new Rectangle(0, 0, isTransparent ? Width * 0.7f : Width, Height);
+
+            if (isTransparent)
+            {
+                var alphaRect = new Rectangle(colorRect.Right, 0, Width - colorRect.Right, Height);
+
+                // Draw checkerboard pattern to part of the color value box
+                Render2D.FillRectangle(alphaRect, Color.White);
+                var smallRectSize = 7.9f;
+                var numHor = Mathf.CeilToInt(alphaRect.Width / smallRectSize);
+                var numVer = Mathf.CeilToInt(alphaRect.Height / smallRectSize);
+                for (int i = 0; i < numHor; i++)
+                {
+                    for (int j = 0; j < numVer; j++)
+                    {
+                        if ((i + j) % 2 == 0)
+                        {
+                            var rect = new Rectangle(alphaRect.X + smallRectSize * i, alphaRect.Y + smallRectSize * j, new Float2(smallRectSize));
+                            Render2D.PushClip(alphaRect);
+                            Render2D.FillRectangle(rect, Color.Gray);
+                            Render2D.PopClip();
+                        }
+                    }
+                }
+                Render2D.FillRectangle(alphaRect, _value);
+            }
+
+            Render2D.FillRectangle(colorRect, _value with { A = 1 });
+            Render2D.DrawRectangle(fullRect, IsMouseOver || IsNavFocused ? style.BackgroundSelected : Color.Black);
         }
 
         /// <inheritdoc />

Source/Editor/GUI/Input/SliderControl.cs

@@ -368,6 +368,8 @@ namespace FlaxEditor.GUI.Input
         public SliderControl(float value, float x = 0, float y = 0, float width = 120, float min = float.MinValue, float max = float.MaxValue)
         : base(x, y, width, TextBox.DefaultHeight)
         {
+            AutoFocus = true;
+
             _min = min;
             _max = max;
             _value = Mathf.Clamp(value, min, max);

Source/Editor/GUI/ItemsListContextMenu.cs

@@ -51,6 +51,11 @@ namespace FlaxEditor.GUI
             /// </summary>
             public float SortScore;
 
+            /// <summary>
+            /// Wether the query highlights should be draw.
+            /// </summary>
+            public bool DrawHighlights = true;
+
             /// <summary>
             /// Occurs when items gets clicked by the user.
             /// </summary>
@@ -165,7 +170,7 @@ namespace FlaxEditor.GUI
                     Render2D.FillRectangle(new Rectangle(Float2.Zero, Size), style.BackgroundHighlighted);
 
                 // Draw all highlights
-                if (_highlights != null)
+                if (DrawHighlights && _highlights != null)
                 {
                     var color = style.ProgressNormal * 0.6f;
                     for (int i = 0; i < _highlights.Count; i++)

Source/Editor/GUI/Timeline/Tracks/EventTrack.cs

@@ -10,6 +10,7 @@ using System.Text;
 using FlaxEditor.GUI.Timeline.Undo;
 using FlaxEngine;
 using FlaxEngine.GUI;
+using FlaxEngine.Json;
 using FlaxEngine.Utilities;
 
 namespace FlaxEditor.GUI.Timeline.Tracks
@@ -54,7 +55,10 @@ namespace FlaxEditor.GUI.Timeline.Tracks
                 var paramTypeName = LoadName(stream);
                 e.EventParamsTypes[i] = TypeUtils.GetManagedType(paramTypeName);
                 if (e.EventParamsTypes[i] == null)
+                {
+                    Editor.LogError($"Unknown type {paramTypeName}.");
                     isInvalid = true;
+                }
             }
 
             if (isInvalid)
@@ -82,7 +86,7 @@ namespace FlaxEditor.GUI.Timeline.Tracks
                 for (int j = 0; j < paramsCount; j++)
                 {
                     stream.Read(dataBuffer, 0, e.EventParamsSizes[j]);
-                    key.Parameters[j] = Marshal.PtrToStructure(handle.AddrOfPinnedObject(), e.EventParamsTypes[j]);
+                    key.Parameters[j] = Utilities.Utils.ByteArrayToStructure(handle.AddrOfPinnedObject(), e.EventParamsTypes[j], e.EventParamsSizes[j]);
                 }
 
                 events[i] = new KeyframesEditor.Keyframe
@@ -125,8 +129,7 @@ namespace FlaxEditor.GUI.Timeline.Tracks
 
                 for (int j = 0; j < paramsCount; j++)
                 {
-                    Marshal.StructureToPtr(key.Parameters[j], ptr, true);
-                    Marshal.Copy(ptr, dataBuffer, 0, e.EventParamsSizes[j]);
+                    Utilities.Utils.StructureToByteArray(key.Parameters[j], e.EventParamsSizes[j], ptr, dataBuffer);
                     stream.Write(dataBuffer, 0, e.EventParamsSizes[j]);
                 }
             }
@@ -153,7 +156,7 @@ namespace FlaxEditor.GUI.Timeline.Tracks
         /// <summary>
         /// The event key data.
         /// </summary>
-        public struct EventKey
+        public struct EventKey : ICloneable
         {
             /// <summary>
             /// The parameters values.
@@ -178,6 +181,26 @@ namespace FlaxEditor.GUI.Timeline.Tracks
                 sb.Append(')');
                 return sb.ToString();
             }
+
+            /// <inheritdoc />
+            public object Clone()
+            {
+                if (Parameters == null)
+                    return new EventKey();
+
+                // Deep clone parameter values (especially boxed value types need to be duplicated to avoid referencing the same ones)
+                var parameters = new object[Parameters.Length];
+                for (int i = 0; i < parameters.Length; i++)
+                {
+                    var p = Parameters[i];
+                    if (p == null || p is FlaxEngine.Object)
+                        parameters[i] = Parameters[i];
+                    else
+                        parameters[i] = JsonSerializer.Deserialize(JsonSerializer.Serialize(p), p.GetType());
+                }
+
+                return new EventKey { Parameters = parameters };
+            }
         }
 
         /// <inheritdoc />
@@ -234,6 +257,7 @@ namespace FlaxEditor.GUI.Timeline.Tracks
                 var time = Timeline.CurrentTime;
                 if (!TryGetValue(out var value))
                     value = Events.Evaluate(time);
+                value = ((ICloneable)value).Clone();
 
                 // Find event at the current location
                 for (int i = Events.Keyframes.Count - 1; i >= 0; i--)

Source/Editor/GUI/Timeline/Tracks/KeyframesPropertyTrack.cs

@@ -77,7 +77,7 @@ namespace FlaxEditor.GUI.Timeline.Tracks
                 {
                     var time = stream.ReadSingle();
                     stream.Read(dataBuffer, 0, e.ValueSize);
-                    var value = Marshal.PtrToStructure(handle.AddrOfPinnedObject(), propertyType);
+                    var value = Utilities.Utils.ByteArrayToStructure(handle.AddrOfPinnedObject(), propertyType, e.ValueSize);
 
                     keyframes[i] = new KeyframesEditor.Keyframe
                     {
@@ -142,8 +142,7 @@ namespace FlaxEditor.GUI.Timeline.Tracks
                 for (int i = 0; i < keyframes.Count; i++)
                 {
                     var keyframe = keyframes[i];
-                    Marshal.StructureToPtr(keyframe.Value, ptr, true);
-                    Marshal.Copy(ptr, dataBuffer, 0, e.ValueSize);
+                    Utilities.Utils.StructureToByteArray(keyframe.Value, e.ValueSize, ptr, dataBuffer);
                     stream.Write(keyframe.Time);
                     stream.Write(dataBuffer);
                 }

Source/Editor/GUI/Tree/Tree.cs

@@ -447,8 +447,8 @@ namespace FlaxEditor.GUI.Tree
                                 // Select previous parent child
                                 var select = nodeParent.GetChild(myIndex - 1) as TreeNode;
 
-                                // Select last child if is valid and expanded and has any children
-                                if (select != null && select.IsExpanded && select.HasAnyVisibleChild)
+                                // Get bottom most child node
+                                while (select != null && select.IsExpanded && select.HasAnyVisibleChild)
                                 {
                                     select = select.GetChild(select.ChildrenCount - 1) as TreeNode;
                                 }

Source/Editor/GUI/Tree/TreeNode.cs

@@ -319,6 +319,8 @@ namespace FlaxEditor.GUI.Tree
         public TreeNode(bool canChangeOrder, SpriteHandle iconCollapsed, SpriteHandle iconOpened)
         : base(0, 0, 64, 16)
         {
+            AutoFocus = true;
+
             _canChangeOrder = canChangeOrder;
             _animationProgress = 1.0f;
             _cachedHeight = _headerHeight;

Source/Editor/Gizmo/TransformGizmo.cs

@@ -161,6 +161,7 @@ namespace FlaxEditor.Gizmo
             // Ensure player is not moving objects
             if (ActiveAxis != Axis.None)
                 return;
+            Profiler.BeginEvent("Pick");
 
             // Get mouse ray and try to hit any object
             var ray = Owner.MouseRay;
@@ -249,6 +250,8 @@ namespace FlaxEditor.Gizmo
             {
                 sceneEditing.Deselect();
             }
+
+            Profiler.EndEvent();
         }
 
         /// <inheritdoc />

Source/Editor/Managed/ManagedEditor.cpp

@@ -14,6 +14,7 @@
 #include "Engine/Platform/WindowsManager.h"
 #include "Engine/Content/Assets/VisualScript.h"
 #include "Engine/Content/Content.h"
+#include "Engine/Level/Actor.h"
 #include "Engine/CSG/CSGBuilder.h"
 #include "Engine/Engine/CommandLine.h"
 #include "Engine/Renderer/ProbesRenderer.h"
@@ -75,7 +76,7 @@ void OnLightmapsBuildFinished(bool failed)
         OnLightmapsBake(ShadowsOfMordor::BuildProgressStep::GenerateLightmapCharts, 0, 0, false);
 }
 
-void OnBakeEvent(bool started, const ProbesRenderer::Entry& e)
+void OnBakeEvent(bool started, Actor* e)
 {
     if (Internal_EnvProbeBake == nullptr)
     {
@@ -83,7 +84,7 @@ void OnBakeEvent(bool started, const ProbesRenderer::Entry& e)
         ASSERT(Internal_EnvProbeBake);
     }
 
-    MObject* probeObj = e.Actor ? e.Actor->GetManagedInstance() : nullptr;
+    MObject* probeObj = e ? e->GetManagedInstance() : nullptr;
 
     MainThreadManagedInvokeAction::ParamsBuilder params;
     params.AddParam(started);
@@ -91,12 +92,12 @@ void OnBakeEvent(bool started, const ProbesRenderer::Entry& e)
     MainThreadManagedInvokeAction::Invoke(Internal_EnvProbeBake, params);
 }
 
-void OnRegisterBake(const ProbesRenderer::Entry& e)
+void OnRegisterBake(Actor* e)
 {
     OnBakeEvent(true, e);
 }
 
-void OnFinishBake(const ProbesRenderer::Entry& e)
+void OnFinishBake(Actor* e)
 {
     OnBakeEvent(false, e);
 }
@@ -157,7 +158,9 @@ ManagedEditor::ManagedEditor()
     lightmapsBuilder->OnBuildProgress.Bind<OnLightmapsBuildProgress>();
     lightmapsBuilder->OnBuildFinished.Bind<OnLightmapsBuildFinished>();
     CSG::Builder::OnBrushModified.Bind<OnBrushModified>();
+#if LOG_ENABLE
     Log::Logger::OnMessage.Bind<OnLogMessage>();
+#endif
     VisualScripting::DebugFlow.Bind<OnVisualScriptingDebugFlow>();
 }
 
@@ -173,7 +176,9 @@ ManagedEditor::~ManagedEditor()
     lightmapsBuilder->OnBuildProgress.Unbind<OnLightmapsBuildProgress>();
     lightmapsBuilder->OnBuildFinished.Unbind<OnLightmapsBuildFinished>();
     CSG::Builder::OnBrushModified.Unbind<OnBrushModified>();
+#if LOG_ENABLE
     Log::Logger::OnMessage.Unbind<OnLogMessage>();
+#endif
     VisualScripting::DebugFlow.Unbind<OnVisualScriptingDebugFlow>();
 }
 

Source/Editor/Modules/SceneEditingModule.cs

@@ -673,6 +673,7 @@ namespace FlaxEditor.Modules
                 pasteAction.Do(out _, out var nodeParents);
 
                 // Select spawned objects (parents only)
+                newSelection.Clear();
                 newSelection.AddRange(nodeParents);
                 var selectAction = new SelectionChangeAction(Selection.ToArray(), newSelection.ToArray(), OnSelectionUndo);
                 selectAction.Do();
@@ -711,7 +712,11 @@ namespace FlaxEditor.Modules
 
         private void OnActorChildNodesDispose(ActorNode node)
         {
+            if (Selection.Count == 0)
+                return;
+
             // TODO: cache if selection contains any actor child node and skip this loop if no need to iterate
+            // TODO: or build a hash set with selected nodes for quick O(1) checks (cached until selection changes)
 
             // Deselect child nodes
             for (int i = 0; i < node.ChildNodes.Count; i++)

Source/Editor/Modules/SceneModule.cs

@@ -3,6 +3,7 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
+using System.Linq;
 using FlaxEditor.SceneGraph;
 using FlaxEditor.SceneGraph.Actors;
 using FlaxEngine;
@@ -662,6 +663,48 @@ namespace FlaxEditor.Modules
             //node?.TreeNode.OnActiveChanged();
         }
 
+        private void OnActorDestroyChildren(Actor actor)
+        {
+            // Instead of doing OnActorParentChanged for every child lets remove all of them at once from that actor
+            ActorNode node = GetActorNode(actor);
+            if (node != null)
+            {
+                if (Editor.SceneEditing.HasSthSelected)
+                {
+                    // Clear selection if one of the removed actors is selected
+                    var selection = new HashSet<Actor>();
+                    foreach (var e in Editor.SceneEditing.Selection)
+                    {
+                        if (e is ActorNode q && q.Actor)
+                            selection.Add(q.Actor);
+                    }
+                    var count = actor.ChildrenCount;
+                    for (int i = 0; i < count; i++)
+                    {
+                        var child = actor.GetChild(i);
+                        if (selection.Contains(child))
+                        {
+                            Editor.SceneEditing.Deselect();
+                            break;
+                        }
+                    }
+                }
+
+                // Remove all child nodes (upfront remove all nodes to run faster)
+                for (int i = 0; i < node.ChildNodes.Count; i++)
+                {
+                    if (node.ChildNodes[i] is ActorNode child)
+                        child.parentNode = null;
+                }
+                node.TreeNode.DisposeChildren();
+                for (int i = 0; i < node.ChildNodes.Count; i++)
+                {
+                    node.ChildNodes[i].Dispose();
+                }
+                node.ChildNodes.Clear();
+            }
+        }
+
         /// <summary>
         /// Gets the actor node.
         /// </summary>
@@ -713,6 +756,7 @@ namespace FlaxEditor.Modules
             Level.ActorOrderInParentChanged += OnActorOrderInParentChanged;
             Level.ActorNameChanged += OnActorNameChanged;
             Level.ActorActiveChanged += OnActorActiveChanged;
+            Level.ActorDestroyChildren += OnActorDestroyChildren;
         }
 
         /// <inheritdoc />
@@ -730,6 +774,7 @@ namespace FlaxEditor.Modules
             Level.ActorOrderInParentChanged -= OnActorOrderInParentChanged;
             Level.ActorNameChanged -= OnActorNameChanged;
             Level.ActorActiveChanged -= OnActorActiveChanged;
+            Level.ActorDestroyChildren -= OnActorDestroyChildren;
 
             // Cleanup graph
             Root.Dispose();

Source/Editor/Modules/UIModule.cs

@@ -638,6 +638,7 @@ namespace FlaxEditor.Modules
             _menuFileGenerateScriptsProjectFiles = cm.AddButton("Generate scripts project files", inputOptions.GenerateScriptsProject, Editor.ProgressReporting.GenerateScriptsProjectFiles.RunAsync);
             _menuFileRecompileScripts = cm.AddButton("Recompile scripts", inputOptions.RecompileScripts, ScriptsBuilder.Compile);
             cm.AddSeparator();
+            cm.AddButton("New project", NewProject);
             cm.AddButton("Open project...", OpenProject);
             cm.AddButton("Reload project", ReloadProject);
             cm.AddButton("Open project folder", () => FileSystem.ShowFileExplorer(Editor.Instance.GameProject.ProjectFolderPath));
@@ -668,7 +669,7 @@ namespace FlaxEditor.Modules
                 if (item != null)
                     Editor.ContentEditing.Open(item);
             });
-            cm.AddButton("Editor Options", () => Editor.Windows.EditorOptionsWin.Show());
+            cm.AddButton("Editor Options", inputOptions.EditorOptionsWindow, () => Editor.Windows.EditorOptionsWin.Show());
 
             // Scene
             MenuScene = MainMenu.AddButton("Scene");
@@ -713,6 +714,7 @@ namespace FlaxEditor.Modules
             _menuToolsBuildCSGMesh = cm.AddButton("Build CSG mesh", inputOptions.BuildCSG, Editor.BuildCSG);
             _menuToolsBuildNavMesh = cm.AddButton("Build Nav Mesh", inputOptions.BuildNav, Editor.BuildNavMesh);
             _menuToolsBuildAllMeshesSDF = cm.AddButton("Build all meshes SDF", inputOptions.BuildSDF, Editor.BuildAllMeshesSDF);
+            _menuToolsBuildAllMeshesSDF.LinkTooltip("Generates Sign Distance Field texture for all meshes used in loaded scenes. Use with 'F' key pressed to force rebuild SDF for meshes with existing one.");
             cm.AddSeparator();
             cm.AddButton("Game Cooker", Editor.Windows.GameCookerWin.FocusOrShow);
             _menuToolsCancelBuilding = cm.AddButton("Cancel building game", () => GameCooker.Cancel());
@@ -929,6 +931,17 @@ namespace FlaxEditor.Modules
             MasterPanel.Offsets = new Margin(0, 0, ToolStrip.Bottom, StatusBar.Height);
         }
 
+        private void NewProject()
+        {
+            // Ask user to create project file
+            if (FileSystem.ShowSaveFileDialog(Editor.Windows.MainWindow, null, "Project files (*.flaxproj)\0*.flaxproj\0All files (*.*)\0*.*\0", false, "Create project file", out var files))
+                return;
+            if (files != null && files.Length > 0)
+            {
+                Editor.NewProject(files[0]);
+            }
+        }
+
         private void OpenProject()
         {
             // Ask user to select project file