_lagdriver fixes

.github/ISSUE_TEMPLATE/1-bug.yaml

@@ -1,42 +0,0 @@
-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

@@ -1,22 +0,0 @@
-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: 9.0.x
+        dotnet-version: 8.0.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=9 -arch=ARM64 -platform=iOS -configuration=Release -buildtargets=FlaxGame
+        ./Development/Scripts/Mac/CallBuildTool.sh -build -log -dotnet=8 -arch=ARM64 -platform=iOS -configuration=Release -buildtargets=FlaxGame

Content/Editor/MaterialTemplates/Decal.shader

@@ -6,7 +6,6 @@
 @3
 
 #include "./Flax/Common.hlsl"
-#include "./Flax/Stencil.hlsl"
 #include "./Flax/MaterialCommon.hlsl"
 #include "./Flax/GBufferCommon.hlsl"
 @7
@@ -15,13 +14,10 @@ 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
@@ -204,14 +200,6 @@ 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 +27,6 @@ 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; }
@@ -152,25 +151,7 @@ void PS_Forward(
 
 #if USE_FOG && MATERIAL_SHADING_MODEL != SHADING_MODEL_UNLIT
 	// Calculate exponential height fog
-#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);
-	}
+	float4 fog = GetExponentialHeightFog(ExponentialHeightFog, materialInput.WorldPosition, ViewPos, 0, gBuffer.ViewPos.z);
 
 	// 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 ScaledTimeParam;
+float UnscaledTimeParam;
 @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 ScaledTimeParam;
+float UnscaledTimeParam;
 @1META_CB_END
 
 // Shader resources

Flax.flaxproj

@@ -4,7 +4,7 @@
     "Major": 1,
     "Minor": 11,
     "Revision": 0,
-    "Build": 6804
+    "Build": 6800
   },
   "Company": "Flax",
   "Copyright": "Copyright (c) 2012-2025 Wojciech Figat. All rights reserved.",

ISSUE_TEMPLATE.md

@@ -0,0 +1,19 @@
+<!-- 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` (deprecated, follow official docs)
+  * Ubuntu: `sudo apt install vulkan-sdk`
   * 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 14 or later):
+* Install Clang compiler (version 6 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/Content/Create/PrefabCreateEntry.cs

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

Source/Editor/Content/Proxy/AssetProxy.cs

@@ -130,11 +130,6 @@ 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/Platform/GDK/GDKPlatformTools.cpp

@@ -15,32 +15,26 @@
 #include "Editor/ProjectInfo.h"
 #include "Editor/Utilities/EditorUtilities.h"
 
-String GetGDK()
+GDKPlatformTools::GDKPlatformTools()
 {
-    String gdk;
-    Platform::GetEnvironmentVariable(TEXT("GameDKLatest"), gdk);
-    if (gdk.IsEmpty() || !FileSystem::DirectoryExists(gdk))
+    // Find GDK
+    Platform::GetEnvironmentVariable(TEXT("GameDKLatest"), _gdkPath);
+    if (_gdkPath.IsEmpty() || !FileSystem::DirectoryExists(_gdkPath))
     {
-        gdk.Clear();
-        Platform::GetEnvironmentVariable(TEXT("GRDKLatest"), gdk);
-        if (gdk.IsEmpty() || !FileSystem::DirectoryExists(gdk))
+        _gdkPath.Clear();
+        Platform::GetEnvironmentVariable(TEXT("GRDKLatest"), _gdkPath);
+        if (_gdkPath.IsEmpty() || !FileSystem::DirectoryExists(_gdkPath))
         {
-            gdk.Clear();
+            _gdkPath.Clear();
         }
         else
         {
-            if (gdk.EndsWith(TEXT("GRDK\\")))
-                gdk.Remove(gdk.Length() - 6);
-            else if (gdk.EndsWith(TEXT("GRDK")))
-                gdk.Remove(gdk.Length() - 5);
+            if (_gdkPath.EndsWith(TEXT("GRDK\\")))
+                _gdkPath.Remove(_gdkPath.Length() - 6);
+            else if (_gdkPath.EndsWith(TEXT("GRDK")))
+                _gdkPath.Remove(_gdkPath.Length() - 5);
         }
     }
-    return gdk;
-}
-
-GDKPlatformTools::GDKPlatformTools()
-{
-    _gdkPath = GetGDK();
 }
 
 DotNetAOTModes GDKPlatformTools::UseAOT() const
@@ -127,7 +121,7 @@ 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=\"1\">\n"));
+        sb.Append(TEXT("<Game configVersion=\"0\">\n"));
         sb.AppendFormat(TEXT("  <Identity Name=\"{0}\" Publisher=\"{1}\" Version=\"{2}\"/>\n"),
                         validName.Get(),
                         platformSettings->PublisherName.HasChars() ? platformSettings->PublisherName : TEXT("CN=") + gameSettings->CompanyName,

Source/Editor/Cooker/Steps/CookAssetsStep.cpp

@@ -526,7 +526,6 @@ 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;

Source/Editor/Cooker/Steps/DeployDataStep.cpp

@@ -265,7 +265,7 @@ bool DeployDataStep::Perform(CookingData& data)
                         }
                         if (version.IsEmpty())
                         {
-                            data.Error(String::Format(TEXT("Failed to find supported .NET {} version (min {}) for {} platform."), maxVer, minVer, platformName));
+                            data.Error(String::Format(TEXT("Failed to find supported .NET {} version (min {}) for the current host platform."), maxVer, minVer));
                             return true;
                         }
                     }

Source/Editor/CustomEditors/CustomEditorsUtil.cs

@@ -87,11 +87,8 @@ namespace FlaxEditor.CustomEditors
             var targetTypeType = TypeUtils.GetType(targetType);
             if (canUseRefPicker)
             {
-                // TODO: add generic way of CustomEditor for ref pickers (use it on AssetRefEditor/GPUTextureEditor/...)
                 if (typeof(Asset).IsAssignableFrom(targetTypeType))
                     return new AssetRefEditor();
-                if (typeof(GPUTexture).IsAssignableFrom(targetTypeType))
-                    return new GPUTextureEditor();
                 if (typeof(FlaxEngine.Object).IsAssignableFrom(targetTypeType))
                     return new FlaxObjectRefEditor();
             }

Source/Editor/CustomEditors/Dedicated/AudioSourceEditor.cs

@@ -13,8 +13,6 @@ 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)
@@ -30,13 +28,6 @@ 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;
@@ -49,38 +40,6 @@ 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()
         {
@@ -92,29 +51,7 @@ 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

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

Source/Editor/CustomEditors/Dedicated/GPUTextureEditor.cs

@@ -1,68 +0,0 @@
-// Copyright (c) Wojciech Figat. All rights reserved.
-
-using FlaxEditor.GUI.ContextMenu;
-using FlaxEngine;
-using FlaxEngine.GUI;
-
-namespace FlaxEditor.CustomEditors.Dedicated
-{
-    /// <summary>
-    /// Basic editor/viewer for <see cref="GPUTexture"/>.
-    /// </summary>
-    [CustomEditor(typeof(GPUTexture)), DefaultEditor]
-    public class GPUTextureEditor : CustomEditor
-    {
-        private Image _image;
-
-        /// <inheritdoc />
-        public override DisplayStyle Style => DisplayStyle.Inline;
-
-        /// <inheritdoc />
-        public override void Initialize(LayoutElementsContainer layout)
-        {
-            _image = new Image
-            {
-                Brush = new GPUTextureBrush(),
-                Size = new Float2(200, 100),
-                Parent = layout.ContainerControl,
-            };
-            _image.Clicked += OnImageClicked;
-        }
-
-        private void OnImageClicked(Image image, MouseButton button)
-        {
-            var texture = Values[0] as GPUTexture;
-            if (!texture || button != MouseButton.Right)
-                return;
-            var menu = new ContextMenu();
-            menu.AddButton("Save...", () => Screenshot.Capture(Values[0] as GPUTexture));
-            menu.AddButton("Enlarge", () => _image.Size *= 2);
-            menu.AddButton("Shrink", () => _image.Size /= 2).Enabled = _image.Height > 32;
-            var location = image.PointFromScreen(Input.MouseScreenPosition);
-            menu.Show(image, location);
-        }
-
-        /// <inheritdoc />
-        public override void Refresh()
-        {
-            base.Refresh();
-
-            var texture = Values[0] as GPUTexture;
-            ((GPUTextureBrush)_image.Brush).Texture = texture;
-            if (texture)
-            {
-                var desc = texture.Description;
-#if BUILD_RELEASE
-                var name = string.Empty;
-#else
-                var name = texture.Name;
-#endif
-                _image.TooltipText = $"{name}\nType: {texture.ResourceType}\nSize: {desc.Width}x{desc.Height}\nFormat: {desc.Format}\nMemory: {Utilities.Utils.FormatBytesCount(texture.MemoryUsage)}";
-            }
-            else
-            {
-                _image.TooltipText = "None";
-            }
-        }
-    }
-}

Source/Editor/CustomEditors/Dedicated/ScriptsEditor.cs

@@ -36,7 +36,6 @@ namespace FlaxEditor.CustomEditors.Dedicated
         {
             ScriptName = scriptName;
             TooltipText = "Create a new script";
-            DrawHighlights = false;
         }
     }
 
@@ -71,7 +70,7 @@ 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,
@@ -115,16 +114,7 @@ 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
@@ -886,7 +876,7 @@ 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,
@@ -914,11 +904,9 @@ 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

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

Source/Editor/CustomEditors/Editors/AssetRefEditor.cs

@@ -123,8 +123,6 @@ 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 = !Editor._readOnly && Editor._canResize;
+                b.Enabled = linkedEditor.CanPaste && !Editor._readOnly;
                 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 = !Editor._readOnly && Editor._canResize;
+                b.Enabled = linkedEditor.CanPaste && !Editor._readOnly;
                 var paste = menu.AddButton("Paste", linkedEditor.Paste);
                 paste.Enabled = linkedEditor.CanPaste && !Editor._readOnly;
 
@@ -422,8 +422,7 @@ namespace FlaxEditor.CustomEditors.Editors
                     moveDownButton.Enabled = Index + 1 < Editor.Count;
                 }
 
-                b = menu.AddButton("Remove", OnRemoveClicked);
-                b.Enabled = !Editor._readOnly && Editor._canResize;
+                menu.AddButton("Remove", OnRemoveClicked);
 
                 menu.Show(panel, location);
             }
@@ -650,7 +649,7 @@ 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;
@@ -661,7 +660,7 @@ 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/ObjectSwitcherEditor.cs

@@ -3,7 +3,6 @@
 using System;
 using FlaxEditor.GUI;
 using FlaxEditor.Scripting;
-using FlaxEngine;
 using FlaxEngine.Utilities;
 
 namespace FlaxEditor.CustomEditors.Editors
@@ -82,13 +81,9 @@ namespace FlaxEditor.CustomEditors.Editors
 
         private OptionType[] _options;
         private ScriptType _type;
-        private Elements.PropertiesListElement _typeItem;
 
         private ScriptType Type => Values[0] == null ? Values.Type : TypeUtils.GetObjectType(Values[0]);
 
-        /// <inheritdoc />
-        public override bool RevertValueWithChildren => false; // Always revert value for a whole object
-
         /// <inheritdoc />
         public override void Initialize(LayoutElementsContainer layout)
         {
@@ -103,8 +98,7 @@ namespace FlaxEditor.CustomEditors.Editors
             _type = type;
 
             // Type
-            _typeItem = layout.AddPropertyItem(TypeComboBoxName, "Type of the object value. Use it to change the object.");
-            var typeEditor = _typeItem.ComboBox();
+            var typeEditor = layout.ComboBox(TypeComboBoxName, "Type of the object value. Use it to change the object.");
             for (int i = 0; i < _options.Length; i++)
             {
                 typeEditor.ComboBox.AddItem(_options[i].Name);
@@ -132,8 +126,6 @@ namespace FlaxEditor.CustomEditors.Editors
 
             // Value
             var values = new CustomValueContainer(type, (instance, index) => instance);
-            if (Values.HasReferenceValue)
-                values.SetReferenceValue(Values.ReferenceValue);
             values.AddRange(Values);
             var editor = CustomEditorsUtil.CreateEditor(type);
             var style = editor.Style;
@@ -178,12 +170,6 @@ namespace FlaxEditor.CustomEditors.Editors
         {
             base.Refresh();
 
-            // Show prefab diff when reference value type is different
-            var color = Color.Transparent;
-            if (Values.HasReferenceValue && CanRevertReferenceValue && Values[0]?.GetType() != Values.ReferenceValue?.GetType())
-                color = FlaxEngine.GUI.Style.Current.BackgroundSelected;
-            _typeItem.Labels[0].HighlightStripColor = color;
-
             // Check if type has been modified outside the editor (eg. from code)
             if (Type != _type)
             {

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. Can be used to implement a rule for types to pick.
+        /// The custom callback for types validation. Cane be used to implement a rule for types to pick.
         /// </summary>
         public Func<ScriptType, bool> CheckValid;
 
@@ -353,13 +353,7 @@ namespace FlaxEditor.CustomEditors.Editors
                     }
                     if (!string.IsNullOrEmpty(typeReference.CheckMethod))
                     {
-                        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 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

@@ -268,8 +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 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);
+        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);
         if (result == DialogResult::Yes)
         {
             if (BackupProject())
@@ -291,8 +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 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);
+        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);
         if (result == DialogResult::Yes)
         {
             if (BackupProject())

Source/Editor/Editor.cs

@@ -51,7 +51,6 @@ 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;
@@ -738,12 +737,11 @@ namespace FlaxEditor
                 var procSettings = new CreateProcessSettings
                 {
                     FileName = Platform.ExecutableFilePath,
-                    Arguments = string.Format("-project \"{0}\"" + (_projectIsNew ? " -new" : string.Empty), _projectToOpen),
+                    Arguments = string.Format("-project \"{0}\"", _projectToOpen),
                     ShellExecute = true,
                     WaitForEnd = false,
                     HiddenWindow = false,
                 };
-                _projectIsNew = false;
                 _projectToOpen = null;
                 Platform.CreateProcess(ref procSettings);
             }
@@ -792,24 +790,6 @@ 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>
@@ -1390,7 +1370,6 @@ 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)
@@ -1400,7 +1379,7 @@ namespace FlaxEditor
                         model != null &&
                         !models.Contains(model) &&
                         !model.IsVirtual &&
-                        (forceRebuild || model.SDF.Texture == null))
+                        model.SDF.Texture == null)
                     {
                         models.Add(model);
                     }
@@ -1413,17 +1392,7 @@ namespace FlaxEditor
                 {
                     var model = models[i];
                     Log($"[{i}/{models.Count}] Generating SDF for {model}");
-                    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))
+                    if (!model.GenerateSDF())
                         model.Save();
                 }
             });
@@ -1598,7 +1567,7 @@ namespace FlaxEditor
                 if (dockedTo != null && dockedTo.SelectedTab != gameWin && dockedTo.SelectedTab != null)
                     result = dockedTo.SelectedTab.Size;
                 else
-                    result = gameWin.Viewport.ContentSize;
+                    result = gameWin.Viewport.Size;
 
                 result *= root.DpiScale;
                 result = Float2.Round(result);

Source/Editor/GUI/Input/ColorValueBox.cs

@@ -129,39 +129,11 @@ namespace FlaxEditor.GUI.Input
         {
             base.Draw();
 
-            bool isTransparent = _value.A < 1;
-
             var style = Style.Current;
-            var fullRect = new Rectangle(0, 0, Width, Height);
-            var colorRect = new Rectangle(0, 0, isTransparent ? Width * 0.7f : Width, Height);
+            var r = new Rectangle(0, 0, 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);
+            Render2D.FillRectangle(r, _value);
+            Render2D.DrawRectangle(r, IsMouseOver || IsNavFocused ? style.BackgroundSelected : Color.Black);
         }
 
         /// <inheritdoc />

Source/Editor/GUI/ItemsListContextMenu.cs

@@ -51,11 +51,6 @@ 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>
@@ -170,7 +165,7 @@ namespace FlaxEditor.GUI
                     Render2D.FillRectangle(new Rectangle(Float2.Zero, Size), style.BackgroundHighlighted);
 
                 // Draw all highlights
-                if (DrawHighlights && _highlights != null)
+                if (_highlights != null)
                 {
                     var color = style.ProgressNormal * 0.6f;
                     for (int i = 0; i < _highlights.Count; i++)

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

@@ -10,7 +10,6 @@ using System.Text;
 using FlaxEditor.GUI.Timeline.Undo;
 using FlaxEngine;
 using FlaxEngine.GUI;
-using FlaxEngine.Json;
 using FlaxEngine.Utilities;
 
 namespace FlaxEditor.GUI.Timeline.Tracks
@@ -55,10 +54,7 @@ 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)
@@ -86,7 +82,7 @@ namespace FlaxEditor.GUI.Timeline.Tracks
                 for (int j = 0; j < paramsCount; j++)
                 {
                     stream.Read(dataBuffer, 0, e.EventParamsSizes[j]);
-                    key.Parameters[j] = Utilities.Utils.ByteArrayToStructure(handle.AddrOfPinnedObject(), e.EventParamsTypes[j], e.EventParamsSizes[j]);
+                    key.Parameters[j] = Marshal.PtrToStructure(handle.AddrOfPinnedObject(), e.EventParamsTypes[j]);
                 }
 
                 events[i] = new KeyframesEditor.Keyframe
@@ -129,7 +125,8 @@ namespace FlaxEditor.GUI.Timeline.Tracks
 
                 for (int j = 0; j < paramsCount; j++)
                 {
-                    Utilities.Utils.StructureToByteArray(key.Parameters[j], e.EventParamsSizes[j], ptr, dataBuffer);
+                    Marshal.StructureToPtr(key.Parameters[j], ptr, true);
+                    Marshal.Copy(ptr, dataBuffer, 0, e.EventParamsSizes[j]);
                     stream.Write(dataBuffer, 0, e.EventParamsSizes[j]);
                 }
             }
@@ -156,7 +153,7 @@ namespace FlaxEditor.GUI.Timeline.Tracks
         /// <summary>
         /// The event key data.
         /// </summary>
-        public struct EventKey : ICloneable
+        public struct EventKey
         {
             /// <summary>
             /// The parameters values.
@@ -181,26 +178,6 @@ 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 />
@@ -257,7 +234,6 @@ 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 = Utilities.Utils.ByteArrayToStructure(handle.AddrOfPinnedObject(), propertyType, e.ValueSize);
+                    var value = Marshal.PtrToStructure(handle.AddrOfPinnedObject(), propertyType);
 
                     keyframes[i] = new KeyframesEditor.Keyframe
                     {
@@ -142,7 +142,8 @@ namespace FlaxEditor.GUI.Timeline.Tracks
                 for (int i = 0; i < keyframes.Count; i++)
                 {
                     var keyframe = keyframes[i];
-                    Utilities.Utils.StructureToByteArray(keyframe.Value, e.ValueSize, ptr, dataBuffer);
+                    Marshal.StructureToPtr(keyframe.Value, ptr, true);
+                    Marshal.Copy(ptr, dataBuffer, 0, e.ValueSize);
                     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;
 
-                                // Get bottom most child node
-                                while (select != null && select.IsExpanded && select.HasAnyVisibleChild)
+                                // Select last child if is valid and expanded and has any children
+                                if (select != null && select.IsExpanded && select.HasAnyVisibleChild)
                                 {
                                     select = select.GetChild(select.ChildrenCount - 1) as TreeNode;
                                 }

Source/Editor/Gizmo/TransformGizmoBase.Draw.cs

@@ -1,7 +1,9 @@
 // Copyright (c) Wojciech Figat. All rights reserved.
 
 using FlaxEditor.Options;
+using FlaxEditor.SceneGraph;
 using FlaxEngine;
+using System;
 
 namespace FlaxEditor.Gizmo
 {
@@ -19,16 +21,12 @@ namespace FlaxEditor.Gizmo
         private MaterialInstance _materialAxisY;
         private MaterialInstance _materialAxisZ;
         private MaterialInstance _materialAxisFocus;
+        private MaterialInstance _materialAxisLocked;
         private MaterialBase _materialSphere;
 
         // Material Parameter Names
-        private const string _brightnessParamName = "Brightness";
-        private const string _opacityParamName = "Opacity";
-
-        /// <summary>
-        /// Used for example when the selection can't be moved because one actor is static.
-        /// </summary>
-        private bool _isDisabled;
+        const String _brightnessParamName = "Brightness";
+        const String _opacityParamName = "Opacity";
 
         private void InitDrawing()
         {
@@ -44,6 +42,7 @@ namespace FlaxEditor.Gizmo
             _materialAxisY = FlaxEngine.Content.LoadAsyncInternal<MaterialInstance>("Editor/Gizmo/MaterialAxisY");
             _materialAxisZ = FlaxEngine.Content.LoadAsyncInternal<MaterialInstance>("Editor/Gizmo/MaterialAxisZ");
             _materialAxisFocus = FlaxEngine.Content.LoadAsyncInternal<MaterialInstance>("Editor/Gizmo/MaterialAxisFocus");
+            _materialAxisLocked = FlaxEngine.Content.LoadAsyncInternal<MaterialInstance>("Editor/Gizmo/MaterialAxisLocked");
             _materialSphere = FlaxEngine.Content.LoadAsyncInternal<MaterialInstance>("Editor/Gizmo/MaterialSphere");
 
             // Ensure that every asset was loaded
@@ -68,42 +67,17 @@ namespace FlaxEditor.Gizmo
 
         private void OnEditorOptionsChanged(EditorOptions options)
         {
-            UpdateGizmoBrightness(options);
-
+            float brightness = options.Visual.TransformGizmoBrightness;
+            _materialAxisX.SetParameterValue(_brightnessParamName, brightness);
+            _materialAxisY.SetParameterValue(_brightnessParamName, brightness);
+            _materialAxisZ.SetParameterValue(_brightnessParamName, brightness);
+            _materialAxisLocked.SetParameterValue(_brightnessParamName, brightness);
+            
             float opacity = options.Visual.TransformGizmoOpacity;
             _materialAxisX.SetParameterValue(_opacityParamName, opacity);
             _materialAxisY.SetParameterValue(_opacityParamName, opacity);
             _materialAxisZ.SetParameterValue(_opacityParamName, opacity);
-        }
-
-        private void UpdateGizmoBrightness(EditorOptions options)
-        {
-            _isDisabled = ShouldGizmoBeLocked();
-
-            float brightness = _isDisabled ? options.Visual.TransformGizmoBrightnessDisabled : options.Visual.TransformGizmoBrightness;
-            if (Mathf.NearEqual(brightness, (float)_materialAxisX.GetParameterValue(_brightnessParamName)))
-                return;
-            _materialAxisX.SetParameterValue(_brightnessParamName, brightness);
-            _materialAxisY.SetParameterValue(_brightnessParamName, brightness);
-            _materialAxisZ.SetParameterValue(_brightnessParamName, brightness);
-        }
-
-        private bool ShouldGizmoBeLocked()
-        {
-            bool gizmoLocked = false;
-            if (Editor.Instance.StateMachine.IsPlayMode && Owner is Viewport.EditorGizmoViewport)
-            {
-                // Block editing static scene objects in main view during play mode
-                foreach (var obj in Editor.Instance.SceneEditing.Selection)
-                {
-                    if (obj.CanTransform == false)
-                    {
-                        gizmoLocked = true;
-                        break;
-                    }
-                }
-            }
-            return gizmoLocked;
+            _materialAxisLocked.SetParameterValue(_opacityParamName, opacity);
         }
 
         /// <inheritdoc />
@@ -114,8 +88,20 @@ namespace FlaxEditor.Gizmo
             if (!_modelCube || !_modelCube.IsLoaded)
                 return;
 
-            // Update the gizmo brightness every frame to ensure it updates correctly
-            UpdateGizmoBrightness(Editor.Instance.Options.Options);
+            // Find out if any of the selected objects can not be moved
+            bool gizmoLocked = false;
+            if (Editor.Instance.StateMachine.IsPlayMode)
+            {
+                for (int i = 0; i < SelectionCount; i++)
+                {
+                    var obj = GetSelectedObject(i);
+                    if (obj.CanTransform == false)
+                    {
+                        gizmoLocked = true;
+                        break;
+                    }
+                }
+            }
 
             // As all axisMesh have the same pivot, add a little offset to the x axisMesh, this way SortDrawCalls is able to sort the draw order
             // https://github.com/FlaxEngine/FlaxEngine/issues/680
@@ -150,37 +136,37 @@ namespace FlaxEditor.Gizmo
                 // X axis
                 Matrix.RotationY(-Mathf.PiOverTwo, out m2);
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance xAxisMaterialTransform = (isXAxis && !_isDisabled) ? _materialAxisFocus : _materialAxisX;
+                MaterialInstance xAxisMaterialTransform = gizmoLocked ? _materialAxisLocked : (isXAxis ? _materialAxisFocus : _materialAxisX);
                 transAxisMesh.Draw(ref renderContext, xAxisMaterialTransform, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // Y axis
                 Matrix.RotationX(Mathf.PiOverTwo, out m2);
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance yAxisMaterialTransform = (isYAxis && !_isDisabled) ? _materialAxisFocus : _materialAxisY;
+                MaterialInstance yAxisMaterialTransform = gizmoLocked ? _materialAxisLocked : (isYAxis ? _materialAxisFocus : _materialAxisY);
                 transAxisMesh.Draw(ref renderContext, yAxisMaterialTransform, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // Z axis
                 Matrix.RotationX(Mathf.Pi, out m2);
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance zAxisMaterialTransform = (isZAxis && !_isDisabled) ? _materialAxisFocus : _materialAxisZ;
+                MaterialInstance zAxisMaterialTransform = gizmoLocked ? _materialAxisLocked : (isZAxis ? _materialAxisFocus : _materialAxisZ);
                 transAxisMesh.Draw(ref renderContext, zAxisMaterialTransform, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // XY plane
                 m2 = Matrix.Transformation(new Vector3(boxSize, boxSize * 0.1f, boxSize), Quaternion.RotationX(Mathf.PiOverTwo), new Vector3(boxSize * boxScale, boxSize * boxScale, 0.0f));
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance xyPlaneMaterialTransform = (_activeAxis == Axis.XY && !_isDisabled) ? _materialAxisFocus : _materialAxisX;
+                MaterialInstance xyPlaneMaterialTransform = gizmoLocked ? _materialAxisLocked : (_activeAxis == Axis.XY ? _materialAxisFocus : _materialAxisX);
                 cubeMesh.Draw(ref renderContext, xyPlaneMaterialTransform, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // ZX plane
                 m2 = Matrix.Transformation(new Vector3(boxSize, boxSize * 0.1f, boxSize), Quaternion.Identity, new Vector3(boxSize * boxScale, 0.0f, boxSize * boxScale));
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance zxPlaneMaterialTransform = (_activeAxis == Axis.ZX && !_isDisabled) ? _materialAxisFocus : _materialAxisY;
+                MaterialInstance zxPlaneMaterialTransform = gizmoLocked ? _materialAxisLocked : (_activeAxis == Axis.ZX ? _materialAxisFocus : _materialAxisY);
                 cubeMesh.Draw(ref renderContext, zxPlaneMaterialTransform, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // YZ plane
                 m2 = Matrix.Transformation(new Vector3(boxSize, boxSize * 0.1f, boxSize), Quaternion.RotationZ(Mathf.PiOverTwo), new Vector3(0.0f, boxSize * boxScale, boxSize * boxScale));
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance yzPlaneMaterialTransform = (_activeAxis == Axis.YZ && !_isDisabled) ? _materialAxisFocus : _materialAxisZ;
+                MaterialInstance yzPlaneMaterialTransform = gizmoLocked ? _materialAxisLocked : (_activeAxis == Axis.YZ ? _materialAxisFocus : _materialAxisZ);
                 cubeMesh.Draw(ref renderContext, yzPlaneMaterialTransform, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // Center sphere
@@ -200,17 +186,17 @@ namespace FlaxEditor.Gizmo
                 // X axis
                 Matrix.RotationZ(Mathf.PiOverTwo, out m2);
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance xAxisMaterialRotate = (isXAxis && !_isDisabled) ? _materialAxisFocus : _materialAxisX;
+                MaterialInstance xAxisMaterialRotate = gizmoLocked ? _materialAxisLocked : (isXAxis ? _materialAxisFocus : _materialAxisX);
                 rotationAxisMesh.Draw(ref renderContext, xAxisMaterialRotate, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // Y axis
-                MaterialInstance yAxisMaterialRotate = (isYAxis && !_isDisabled) ? _materialAxisFocus : _materialAxisY;
+                MaterialInstance yAxisMaterialRotate = gizmoLocked ? _materialAxisLocked : (isYAxis ? _materialAxisFocus : _materialAxisY);
                 rotationAxisMesh.Draw(ref renderContext, yAxisMaterialRotate, ref m1, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // Z axis
                 Matrix.RotationX(-Mathf.PiOverTwo, out m2);
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance zAxisMaterialRotate = (isZAxis && !_isDisabled) ? _materialAxisFocus : _materialAxisZ;
+                MaterialInstance zAxisMaterialRotate = gizmoLocked ? _materialAxisLocked : (isZAxis ? _materialAxisFocus : _materialAxisZ);
                 rotationAxisMesh.Draw(ref renderContext, zAxisMaterialRotate, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // Center box
@@ -230,37 +216,37 @@ namespace FlaxEditor.Gizmo
                 // X axis
                 Matrix.RotationY(-Mathf.PiOverTwo, out m2);
                 Matrix.Multiply(ref m2, ref mx1, out m3);
-                MaterialInstance xAxisMaterialRotate = (isXAxis && !_isDisabled) ? _materialAxisFocus : _materialAxisX;
+                MaterialInstance xAxisMaterialRotate = gizmoLocked ? _materialAxisLocked : (isXAxis ? _materialAxisFocus : _materialAxisX);
                 scaleAxisMesh.Draw(ref renderContext, xAxisMaterialRotate, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // Y axis
                 Matrix.RotationX(Mathf.PiOverTwo, out m2);
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance yAxisMaterialRotate = (isYAxis && !_isDisabled) ? _materialAxisFocus : _materialAxisY;
+                MaterialInstance yAxisMaterialRotate = gizmoLocked ? _materialAxisLocked : (isYAxis ? _materialAxisFocus : _materialAxisY);
                 scaleAxisMesh.Draw(ref renderContext, yAxisMaterialRotate, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // Z axis
                 Matrix.RotationX(Mathf.Pi, out m2);
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance zAxisMaterialRotate = (isZAxis && !_isDisabled) ? _materialAxisFocus : _materialAxisZ;
+                MaterialInstance zAxisMaterialRotate = gizmoLocked ? _materialAxisLocked : (isZAxis ? _materialAxisFocus : _materialAxisZ);
                 scaleAxisMesh.Draw(ref renderContext, zAxisMaterialRotate, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // XY plane
                 m2 = Matrix.Transformation(new Vector3(boxSize, boxSize * 0.1f, boxSize), Quaternion.RotationX(Mathf.PiOverTwo), new Vector3(boxSize * boxScale, boxSize * boxScale, 0.0f));
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance xyPlaneMaterialScale = (_activeAxis == Axis.XY && !_isDisabled) ? _materialAxisFocus : _materialAxisX;
+                MaterialInstance xyPlaneMaterialScale = gizmoLocked ? _materialAxisLocked : (_activeAxis == Axis.XY ? _materialAxisFocus : _materialAxisX);
                 cubeMesh.Draw(ref renderContext, xyPlaneMaterialScale, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // ZX plane
                 m2 = Matrix.Transformation(new Vector3(boxSize, boxSize * 0.1f, boxSize), Quaternion.Identity, new Vector3(boxSize * boxScale, 0.0f, boxSize * boxScale));
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance zxPlaneMaterialScale = (_activeAxis == Axis.ZX && !_isDisabled) ? _materialAxisFocus : _materialAxisZ;
+                MaterialInstance zxPlaneMaterialScale = gizmoLocked ? _materialAxisLocked : (_activeAxis == Axis.ZX ? _materialAxisFocus : _materialAxisZ);
                 cubeMesh.Draw(ref renderContext, zxPlaneMaterialScale, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // YZ plane
                 m2 = Matrix.Transformation(new Vector3(boxSize, boxSize * 0.1f, boxSize), Quaternion.RotationZ(Mathf.PiOverTwo), new Vector3(0.0f, boxSize * boxScale, boxSize * boxScale));
                 Matrix.Multiply(ref m2, ref m1, out m3);
-                MaterialInstance yzPlaneMaterialScale = (_activeAxis == Axis.YZ && !_isDisabled) ? _materialAxisFocus : _materialAxisY;
+                MaterialInstance yzPlaneMaterialScale = gizmoLocked ? _materialAxisLocked : (_activeAxis == Axis.YZ ? _materialAxisFocus : _materialAxisY);
                 cubeMesh.Draw(ref renderContext, yzPlaneMaterialScale, ref m3, StaticFlags.None, true, DrawPass.Default, 0.0f, sortOrder);
 
                 // Center box

Source/Editor/Gizmo/UIEditorGizmo.cs

@@ -155,16 +155,6 @@ namespace FlaxEditor
         private List<Widget> _widgets;
         private Widget _activeWidget;
 
-        /// <summary>
-        /// Sets the view size.
-        /// </summary>
-        /// <param name="size">The new size.</param>
-        public void SetViewSize(Float2 size)
-        {
-            _view.Size = size;
-            _view.PerformLayout();
-        }
-
         /// <summary>
         /// True if enable displaying UI editing background and grid elements.
         /// </summary>

Source/Editor/Modules/SceneEditingModule.cs

@@ -673,7 +673,6 @@ 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();

Source/Editor/Modules/UIModule.cs

@@ -70,53 +70,6 @@ namespace FlaxEditor.Modules
         private bool _progressFailed;
 
         ContextMenuSingleSelectGroup<int> _numberOfClientsGroup = new ContextMenuSingleSelectGroup<int>();
-        
-        /// <summary>
-        /// Defines a viewport scaling option.
-        /// </summary>
-        public class ViewportScaleOption
-        {
-            /// <summary>
-            /// Defines the viewport scale type.
-            /// </summary>
-            public enum ViewportScaleType
-            {
-                /// <summary>
-                /// Resolution.
-                /// </summary>
-                Resolution = 0,
-
-                /// <summary>
-                /// Aspect Ratio.
-                /// </summary>
-                Aspect = 1,
-            }
-            
-            /// <summary>
-            /// The name.
-            /// </summary>
-            public string Label;
-
-            /// <summary>
-            /// The Type of scaling to do.
-            /// </summary>
-            public ViewportScaleType ScaleType;
-
-            /// <summary>
-            /// The width and height to scale by.
-            /// </summary>
-            public Int2 Size;
-        }
- 
-        /// <summary>
-        /// The default viewport scaling options.
-        /// </summary>
-        public List<ViewportScaleOption> DefaultViewportScaleOptions = new List<ViewportScaleOption>();
-
-        /// <summary>
-        /// The user defined viewport scaling options.
-        /// </summary>
-        public List<ViewportScaleOption> CustomViewportScaleOptions = new List<ViewportScaleOption>();
 
         private ContextMenuButton _menuFileSaveScenes;
         private ContextMenuButton _menuFileReloadScenes;
@@ -456,8 +409,6 @@ namespace FlaxEditor.Modules
 
             // Update window background
             mainWindow.BackgroundColor = Style.Current.Background;
-            
-            InitViewportScaleOptions();
 
             InitSharedMenus();
             InitMainMenu(mainWindow);
@@ -471,57 +422,6 @@ namespace FlaxEditor.Modules
             mainWindow.PerformLayout(true);
         }
 
-        private void InitViewportScaleOptions()
-        {
-            if (DefaultViewportScaleOptions.Count == 0)
-            {
-                DefaultViewportScaleOptions.Add(new ViewportScaleOption
-                {
-                    Label = "Free Aspect",
-                    ScaleType = ViewportScaleOption.ViewportScaleType.Aspect,
-                    Size = new Int2(1, 1),
-                });
-                DefaultViewportScaleOptions.Add(new ViewportScaleOption
-                {
-                    Label = "16:9 Aspect",
-                    ScaleType = ViewportScaleOption.ViewportScaleType.Aspect,
-                    Size = new Int2(16, 9),
-                });
-                DefaultViewportScaleOptions.Add(new ViewportScaleOption
-                {
-                    Label = "16:10 Aspect",
-                    ScaleType = ViewportScaleOption.ViewportScaleType.Aspect,
-                    Size = new Int2(16, 10),
-                });
-                DefaultViewportScaleOptions.Add(new ViewportScaleOption
-                {
-                    Label = "1920x1080 Resolution (Full HD)",
-                    ScaleType = ViewportScaleOption.ViewportScaleType.Resolution,
-                    Size = new Int2(1920, 1080),
-                });
-                DefaultViewportScaleOptions.Add(new ViewportScaleOption
-                {
-                    Label = "2560x1440 Resolution (2K)",
-                    ScaleType = ViewportScaleOption.ViewportScaleType.Resolution,
-                    Size = new Int2(2560, 1440),
-                });
-            }
-            
-            if (Editor.Instance.ProjectCache.TryGetCustomData("CustomViewportScalingOptions", out string data))
-            {
-                CustomViewportScaleOptions = JsonSerializer.Deserialize<List<ViewportScaleOption>>(data);
-            }
-        }
-
-        /// <summary>
-        /// Saves the custom viewport scaling options.
-        /// </summary>
-        public void SaveCustomViewportScalingOptions()
-        {
-            var customOptions = JsonSerializer.Serialize(CustomViewportScaleOptions);
-            Editor.Instance.ProjectCache.SetCustomData("CustomViewportScalingOptions",  customOptions);
-        }
-
         /// <inheritdoc />
         public override void OnUpdate()
         {
@@ -646,7 +546,6 @@ 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));
@@ -677,7 +576,7 @@ namespace FlaxEditor.Modules
                 if (item != null)
                     Editor.ContentEditing.Open(item);
             });
-            cm.AddButton("Editor Options", inputOptions.EditorOptionsWindow, () => Editor.Windows.EditorOptionsWin.Show());
+            cm.AddButton("Editor Options", () => Editor.Windows.EditorOptionsWin.Show());
 
             // Scene
             MenuScene = MainMenu.AddButton("Scene");
@@ -722,7 +621,6 @@ 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());
@@ -953,17 +851,6 @@ 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
@@ -1221,267 +1108,5 @@ namespace FlaxEditor.Modules
             MenuTools = null;
             MenuHelp = null;
         }
-
-        internal void CreateViewportSizingContextMenu(ContextMenu vsMenu, int defaultScaleActiveIndex, int customScaleActiveIndex, bool prefabViewport, Action<ViewportScaleOption> changeView, Action<int, int> changeActiveIndices)
-        {
-            // Add default viewport sizing options
-            var defaultOptions = DefaultViewportScaleOptions;
-            for (int i = 0; i < defaultOptions.Count; i++)
-            {
-                var viewportScale = defaultOptions[i];
-                if (prefabViewport && viewportScale.ScaleType == ViewportScaleOption.ViewportScaleType.Aspect)
-                    continue; // Skip aspect ratio types in prefab
-                var button = vsMenu.AddButton(viewportScale.Label);
-                button.CloseMenuOnClick = false;
-                button.Tag = viewportScale;
-
-                // No default index is active
-                if (defaultScaleActiveIndex == -1)
-                {
-                    button.Icon = SpriteHandle.Invalid;
-                }
-                // This is the active index
-                else if (defaultScaleActiveIndex == i)
-                {
-                    button.Icon = Style.Current.CheckBoxTick;
-                    changeView(viewportScale);
-                }
-
-                button.Clicked += () =>
-                {
-                    if (button.Tag == null)
-                        return;
-
-                    // Reset selected icon on all buttons
-                    foreach (var child in vsMenu.Items)
-                    {
-                        if (child is ContextMenuButton cmb && cmb.Tag is UIModule.ViewportScaleOption v)
-                        {
-                            if (cmb == button)
-                            {
-                                button.Icon = Style.Current.CheckBoxTick;
-                                var index = defaultOptions.FindIndex(x => x == v);
-                                changeActiveIndices(index, -1); // Reset custom index because default was chosen
-                                changeView(v);
-                            }
-                            else if (cmb.Icon != SpriteHandle.Invalid)
-                            {
-                                cmb.Icon = SpriteHandle.Invalid;
-                            }
-                        }
-                    }
-                };
-            }
-            if (defaultOptions.Count != 0)
-                vsMenu.AddSeparator();
-
-            // Add custom viewport options
-            var customOptions = CustomViewportScaleOptions;
-            for (int i = 0; i < customOptions.Count; i++)
-            {
-                var viewportScale = customOptions[i];
-                if (prefabViewport && viewportScale.ScaleType == ViewportScaleOption.ViewportScaleType.Aspect)
-                    continue; // Skip aspect ratio types in prefab
-                var childCM = vsMenu.AddChildMenu(viewportScale.Label);
-                childCM.CloseMenuOnClick = false;
-                childCM.Tag = viewportScale;
-
-                // No custom index is active
-                if (customScaleActiveIndex == -1)
-                {
-                    childCM.Icon = SpriteHandle.Invalid;
-                }
-                // This is the active index
-                else if (customScaleActiveIndex == i)
-                {
-                    childCM.Icon = Style.Current.CheckBoxTick;
-                    changeView(viewportScale);
-                }
-
-                var applyButton = childCM.ContextMenu.AddButton("Apply");
-                applyButton.Tag = childCM.Tag = viewportScale;
-                applyButton.CloseMenuOnClick = false;
-                applyButton.Clicked += () =>
-                {
-                    if (childCM.Tag == null)
-                        return;
-
-                    // Reset selected icon on all buttons
-                    foreach (var child in vsMenu.Items)
-                    {
-                        if (child is ContextMenuButton cmb && cmb.Tag is UIModule.ViewportScaleOption v)
-                        {
-                            if (child == childCM)
-                            {
-                                childCM.Icon = Style.Current.CheckBoxTick;
-                                var index = customOptions.FindIndex(x => x == v);
-                                changeActiveIndices(-1, index); // Reset default index because custom was chosen
-                                changeView(v);
-                            }
-                            else if (cmb.Icon != SpriteHandle.Invalid)
-                            {
-                                cmb.Icon = SpriteHandle.Invalid;
-                            }
-                        }
-                    }
-                };
-
-                var deleteButton = childCM.ContextMenu.AddButton("Delete");
-                deleteButton.CloseMenuOnClick = false;
-                deleteButton.Clicked += () =>
-                {
-                    if (childCM.Tag == null)
-                        return;
-
-                    var v = (ViewportScaleOption)childCM.Tag;
-                    if (childCM.Icon != SpriteHandle.Invalid)
-                    {
-                        changeActiveIndices(-1, 0);
-                        changeView(defaultOptions[0]);
-                    }
-                    customOptions.Remove(v);
-                    SaveCustomViewportScalingOptions();
-                    vsMenu.DisposeAllItems();
-                    CreateViewportSizingContextMenu(vsMenu, defaultScaleActiveIndex, customScaleActiveIndex, prefabViewport, changeView, changeActiveIndices);
-                    vsMenu.PerformLayout();
-                };
-            }
-            if (customOptions.Count != 0)
-                vsMenu.AddSeparator();
-
-            // Add button
-            var add = vsMenu.AddButton("Add...");
-            add.CloseMenuOnClick = false;
-            add.Clicked += () =>
-            {
-                var popup = new ContextMenuBase
-                {
-                    Size = new Float2(230, 125),
-                    ClipChildren = false,
-                    CullChildren = false,
-                };
-                popup.Show(add, new Float2(add.Width, 0));
-
-                var nameLabel = new Label
-                {
-                    Parent = popup,
-                    AnchorPreset = AnchorPresets.TopLeft,
-                    Text = "Name",
-                    HorizontalAlignment = TextAlignment.Near,
-                };
-                nameLabel.LocalX += 10;
-                nameLabel.LocalY += 10;
-
-                var nameTextBox = new TextBox
-                {
-                    Parent = popup,
-                    AnchorPreset = AnchorPresets.TopLeft,
-                    IsMultiline = false,
-                };
-                nameTextBox.LocalX += 100;
-                nameTextBox.LocalY += 10;
-
-                var typeLabel = new Label
-                {
-                    Parent = popup,
-                    AnchorPreset = AnchorPresets.TopLeft,
-                    Text = "Type",
-                    HorizontalAlignment = TextAlignment.Near,
-                };
-                typeLabel.LocalX += 10;
-                typeLabel.LocalY += 35;
-
-                var typeDropdown = new Dropdown
-                {
-                    Parent = popup,
-                    AnchorPreset = AnchorPresets.TopLeft,
-                    Items = { "Aspect", "Resolution" },
-                    SelectedItem = "Aspect",
-                    Visible = !prefabViewport,
-                    Width = nameTextBox.Width
-                };
-                typeDropdown.LocalY += 35;
-                typeDropdown.LocalX += 100;
-
-                var whLabel = new Label
-                {
-                    Parent = popup,
-                    AnchorPreset = AnchorPresets.TopLeft,
-                    Text = "Width & Height",
-                    HorizontalAlignment = TextAlignment.Near,
-                };
-                whLabel.LocalX += 10;
-                whLabel.LocalY += 60;
-
-                var wValue = new IntValueBox(16)
-                {
-                    Parent = popup,
-                    AnchorPreset = AnchorPresets.TopLeft,
-                    MinValue = 1,
-                    Width = 55,
-                };
-                wValue.LocalY += 60;
-                wValue.LocalX += 100;
-
-                var hValue = new IntValueBox(9)
-                {
-                    Parent = popup,
-                    AnchorPreset = AnchorPresets.TopLeft,
-                    MinValue = 1,
-                    Width = 55,
-                };
-                hValue.LocalY += 60;
-                hValue.LocalX += 165;
-
-                var submitButton = new Button
-                {
-                    Parent = popup,
-                    AnchorPreset = AnchorPresets.TopLeft,
-                    Text = "Submit",
-                    Width = 70,
-                };
-                submitButton.LocalX += 40;
-                submitButton.LocalY += 90;
-                submitButton.Clicked += () =>
-                {
-                    Enum.TryParse(typeDropdown.SelectedItem, out ViewportScaleOption.ViewportScaleType type);
-                    if (prefabViewport)
-                        type = ViewportScaleOption.ViewportScaleType.Resolution;
-
-                    var combineString = type == ViewportScaleOption.ViewportScaleType.Aspect ? ":" : "x";
-                    var name = nameTextBox.Text + " (" + wValue.Value + combineString + hValue.Value + ") " + typeDropdown.SelectedItem;
-                    var newViewportOption = new ViewportScaleOption
-                    {
-                        ScaleType = type,
-                        Label = name,
-                        Size = new Int2(wValue.Value, hValue.Value),
-                    };
-
-                    customOptions.Add(newViewportOption);
-                    SaveCustomViewportScalingOptions();
-                    vsMenu.DisposeAllItems();
-                    CreateViewportSizingContextMenu(vsMenu, defaultScaleActiveIndex, customScaleActiveIndex, prefabViewport, changeView, changeActiveIndices);
-                    vsMenu.PerformLayout();
-                };
-
-                var cancelButton = new Button
-                {
-                    Parent = popup,
-                    AnchorPreset = AnchorPresets.TopLeft,
-                    Text = "Cancel",
-                    Width = 70,
-                };
-                cancelButton.LocalX += 120;
-                cancelButton.LocalY += 90;
-                cancelButton.Clicked += () =>
-                {
-                    nameTextBox.Clear();
-                    typeDropdown.SelectedItem = "Aspect";
-                    hValue.Value = 9;
-                    wValue.Value = 16;
-                    popup.Hide();
-                };
-            };
-        }
     }
 }

Source/Editor/Options/InputOptions.cs

@@ -650,10 +650,6 @@ namespace FlaxEditor.Options
         [EditorDisplay("Windows"), EditorOrder(4020)]
         public InputBinding VisualScriptDebuggerWindow = new InputBinding(KeyboardKeys.None);
 
-        [DefaultValue(typeof(InputBinding), "Control+Comma")]
-        [EditorDisplay("Windows"), EditorOrder(4030)]
-        public InputBinding EditorOptionsWindow = new InputBinding(KeyboardKeys.Comma, KeyboardKeys.Control);
-
         #endregion
 
         #region Node Editors

Source/Editor/Options/ViewportOptions.cs

@@ -150,26 +150,5 @@ namespace FlaxEditor.Options
         [DefaultValue(typeof(Color), "0.5,0.5,0.5,1.0")]
         [EditorDisplay("Grid"), EditorOrder(310), Tooltip("The color for the viewport grid.")]
         public Color ViewportGridColor { get; set; } = new Color(0.5f, 0.5f, 0.5f, 1.0f);
-
-        /// <summary>
-        /// Gets or sets the minimum size used for viewport icons.
-        /// </summary>
-        [DefaultValue(7.0f), Limit(1.0f, 1000.0f, 5.0f)]
-        [EditorDisplay("Viewport Icons"), EditorOrder(400)]
-        public float IconsMinimumSize { get; set; } = 7.0f;
-
-        /// <summary>
-        /// Gets or sets the maximum size used for viewport icons.
-        /// </summary>
-        [DefaultValue(30.0f), Limit(1.0f, 1000.0f, 5.0f)]
-        [EditorDisplay("Viewport Icons"), EditorOrder(410)]
-        public float IconsMaximumSize { get; set; } = 30.0f;
-
-        /// <summary>
-        /// Gets or sets the distance towards the camera at which the max icon scale will be applied. Set to 0 to disable scaling the icons based on the distance to the camera.
-        /// </summary>
-        [DefaultValue(1000.0f), Limit(0.0f, 20000.0f, 5.0f)]
-        [EditorDisplay("Viewport Icons"), EditorOrder(410)]
-        public float MaxSizeDistance { get; set; } = 1000.0f;
     }
 }

Source/Editor/Options/VisualOptions.cs

@@ -81,13 +81,6 @@ namespace FlaxEditor.Options
         [EditorDisplay("Transform Gizmo", "Gizmo Opacity"), EditorOrder(211)]
         public float TransformGizmoOpacity { get; set; } = 1f;
 
-        /// <summary>
-        /// Gets or set a value indicating how bright the transform gizmo is when it is disabled, for example when one of the selected actors is static in play mode. Use a value of 0 to make the gizmo fully gray. Value over 1 will result in the gizmo emitting light.
-        /// </summary>
-        [DefaultValue(0.25f), Range(0f, 5f)]
-        [EditorDisplay("Transform Gizmo", "Disabled Gizmo Brightness"), EditorOrder(212)]
-        public float TransformGizmoBrightnessDisabled { get; set; } = 0.25f;
-
         /// <summary>
         /// Gets or sets a value indicating whether enable MSAA for DebugDraw primitives rendering. Helps with pixel aliasing but reduces performance.
         /// </summary>

Source/Editor/Surface/AnimGraphSurface.cs

@@ -229,20 +229,20 @@ namespace FlaxEditor.Surface
         }
 
         /// <inheritdoc />
-        protected override void OnShowPrimaryMenu(VisjectCM activeCM, Float2 location, List<Box> startBoxes)
+        protected override void OnShowPrimaryMenu(VisjectCM activeCM, Float2 location, Box startBox)
         {
             // Check if show additional nodes in the current surface context
             if (activeCM != _cmStateMachineMenu)
             {
                 _nodesCache.Get(activeCM);
 
-                base.OnShowPrimaryMenu(activeCM, location, startBoxes);
+                base.OnShowPrimaryMenu(activeCM, location, startBox);
 
                 activeCM.VisibleChanged += OnActiveContextMenuVisibleChanged;
             }
             else
             {
-                base.OnShowPrimaryMenu(activeCM, location, startBoxes);
+                base.OnShowPrimaryMenu(activeCM, location, startBox);
             }
         }
 

Source/Editor/Surface/Archetypes/Animation.StateMachine.cs

@@ -726,7 +726,7 @@ namespace FlaxEditor.Surface.Archetypes
 
             private void OnSurfaceMouseUp(ref Float2 mouse, MouseButton buttons, ref bool handled)
             {
-                if (handled || Surface.Context != Context)
+                if (handled)
                     return;
 
                 // Check click over the connection
@@ -751,7 +751,7 @@ namespace FlaxEditor.Surface.Archetypes
 
             private void OnSurfaceMouseDoubleClick(ref Float2 mouse, MouseButton buttons, ref bool handled)
             {
-                if (handled || Surface.Context != Context)
+                if (handled)
                     return;
 
                 // Check double click over the connection

Source/Editor/Surface/Archetypes/Tools.cs

@@ -1390,7 +1390,7 @@ namespace FlaxEditor.Surface.Archetypes
                 Elements = new[]
                 {
                     NodeElementArchetype.Factory.Output(0, "Time", typeof(float), 0),
-                    NodeElementArchetype.Factory.Output(1, "Scaled Time", typeof(float), 1),
+                    NodeElementArchetype.Factory.Output(1, "Unscaled Time", typeof(float), 1),
                 }
             },
             new NodeArchetype

Source/Editor/Surface/AttributesEditor.cs

@@ -2,8 +2,11 @@
 
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using System.Reflection;
+using System.Runtime.Loader;
+using System.Runtime.Serialization.Formatters.Binary;
 using FlaxEditor.CustomEditors;
 using FlaxEditor.CustomEditors.Editors;
 using FlaxEditor.GUI.ContextMenu;
@@ -15,7 +18,6 @@ namespace FlaxEditor.Surface
     class AttributesEditor : ContextMenuBase
     {
         private CustomEditorPresenter _presenter;
-        private Proxy _proxy;
         private byte[] _oldData;
 
         private class Proxy
@@ -70,11 +72,11 @@ namespace FlaxEditor.Surface
         /// Initializes a new instance of the <see cref="AttributesEditor"/> class.
         /// </summary>
         /// <param name="attributes">The attributes list to edit.</param>
-        /// <param name="attributeTypes">The allowed attribute types to use.</param>
-        public AttributesEditor(Attribute[] attributes, IList<Type> attributeTypes)
+        /// <param name="attributeType">The allowed attribute types to use.</param>
+        public AttributesEditor(Attribute[] attributes, IList<Type> attributeType)
         {
             // Context menu dimensions
-            const float width = 375.0f;
+            const float width = 340.0f;
             const float height = 370.0f;
             Size = new Float2(width, height);
 
@@ -86,68 +88,61 @@ namespace FlaxEditor.Surface
                 Parent = this
             };
 
-            // Ok and Cancel Buttons
-            float buttonsWidth = (width - 12.0f) * 0.5f;
+            // Buttons
+            float buttonsWidth = (width - 16.0f) * 0.5f;
             float buttonsHeight = 20.0f;
-            var okButton = new Button(4.0f, Bottom - 4.0f - buttonsHeight, buttonsWidth, buttonsHeight)
-            {
-                Text = "Ok",
-                Parent = this
-            };
-            okButton.Clicked += OnOkButtonClicked;
-            var cancelButton = new Button(okButton.Right + 4.0f, okButton.Y, buttonsWidth, buttonsHeight)
+            var cancelButton = new Button(4.0f, title.Bottom + 4.0f, buttonsWidth, buttonsHeight)
             {
                 Text = "Cancel",
                 Parent = this
             };
             cancelButton.Clicked += Hide;
+            var okButton = new Button(cancelButton.Right + 4.0f, cancelButton.Y, buttonsWidth, buttonsHeight)
+            {
+                Text = "OK",
+                Parent = this
+            };
+            okButton.Clicked += OnOkButtonClicked;
 
-            // Actual panel used to display attributes
+            // Actual panel
             var panel1 = new Panel(ScrollBars.Vertical)
             {
-                Bounds = new Rectangle(0, title.Bottom + 4.0f, width, height - buttonsHeight - title.Height - 14.0f),
+                Bounds = new Rectangle(0, okButton.Bottom + 4.0f, width, height - okButton.Bottom - 2.0f),
                 Parent = this
             };
             var editor = new CustomEditorPresenter(null);
             editor.Panel.AnchorPreset = AnchorPresets.HorizontalStretchTop;
             editor.Panel.IsScrollable = true;
             editor.Panel.Parent = panel1;
-            editor.Panel.Tag = attributeTypes;
+            editor.Panel.Tag = attributeType;
             _presenter = editor;
 
             // Cache 'previous' state to check if attributes were edited after operation
             _oldData = SurfaceMeta.GetAttributesData(attributes);
 
-            _proxy = new Proxy
+            editor.Select(new Proxy
             {
                 Value = attributes,
-            };
-            editor.Select(_proxy);
-
-            _presenter.Modified += OnPresenterModified;
-            OnPresenterModified();
-        }
-
-        private void OnPresenterModified()
-        {
-            if (_proxy.Value.Length == 0)
-            {
-                var label = _presenter.Label("No attributes.\nPress the \"+\" button to add a new one and then select an attribute type using the \"Type\" dropdown.", TextAlignment.Center);
-                label.Label.Wrapping = TextWrapping.WrapWords;
-                label.Control.Height = 35f;
-                label.Label.Margin = new Margin(10f);
-                label.Label.TextColor = label.Label.TextColorHighlighted = Style.Current.ForegroundGrey;
-            }
+            });
         }
 
         private void OnOkButtonClicked()
         {
             var newValue = ((Proxy)_presenter.Selection[0]).Value;
-            newValue = newValue.Where(v => v != null).ToArray();
+            for (int i = 0; i < newValue.Length; i++)
+            {
+                if (newValue[i] == null)
+                {
+                    MessageBox.Show("One of the attributes is null. Please set it to the valid object.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    return;
+                }
+            }
 
             var newData = SurfaceMeta.GetAttributesData(newValue);
             if (!_oldData.SequenceEqual(newData))
+            {
                 Edited?.Invoke(newValue);
+            }
 
             Hide();
         }
@@ -188,9 +183,7 @@ namespace FlaxEditor.Surface
         {
             _presenter = null;
             _oldData = null;
-            _proxy = null;
             Edited = null;
-            _presenter.Modified -= OnPresenterModified;
 
             base.OnDestroy();
         }

Source/Editor/Surface/BehaviorTreeSurface.cs

@@ -101,12 +101,12 @@ namespace FlaxEditor.Surface
         }
 
         /// <inheritdoc />
-        protected override void OnShowPrimaryMenu(VisjectCM activeCM, Float2 location, List<Box> startBoxes)
+        protected override void OnShowPrimaryMenu(VisjectCM activeCM, Float2 location, Box startBox)
         {
             activeCM.ShowExpanded = true;
             _nodesCache.Get(activeCM);
 
-            base.OnShowPrimaryMenu(activeCM, location, startBoxes);
+            base.OnShowPrimaryMenu(activeCM, location, startBox);
 
             activeCM.VisibleChanged += OnActiveContextMenuVisibleChanged;
         }

Source/Editor/Surface/ContextMenu/VisjectCM.cs

@@ -24,8 +24,8 @@ namespace FlaxEditor.Surface.ContextMenu
         /// Visject context menu item clicked delegate.
         /// </summary>
         /// <param name="clickedItem">The item that was clicked</param>
-        /// <param name="selectedBoxes">The currently user-selected boxes. Can be empty/ null.</param>
-        public delegate void ItemClickedDelegate(VisjectCMItem clickedItem, List<Elements.Box> selectedBoxes);
+        /// <param name="selectedBox">The currently user-selected box. Can be null.</param>
+        public delegate void ItemClickedDelegate(VisjectCMItem clickedItem, Elements.Box selectedBox);
 
         /// <summary>
         /// Visject Surface node archetype spawn ability checking delegate.
@@ -53,7 +53,7 @@ namespace FlaxEditor.Surface.ContextMenu
         private Panel _panel1;
         private VerticalPanel _groupsPanel;
         private readonly ParameterGetterDelegate _parametersGetter;
-        private List<Elements.Box> _selectedBoxes = new List<Elements.Box>();
+        private Elements.Box _selectedBox;
         private NodeArchetype _parameterGetNodeArchetype;
         private NodeArchetype _parameterSetNodeArchetype;
 
@@ -411,8 +411,7 @@ namespace FlaxEditor.Surface.ContextMenu
                 if (!IsLayoutLocked)
                 {
                     group.UnlockChildrenRecursive();
-                    // TODO: Improve filtering to be based on boxes with the most common things instead of first box
-                    if (_contextSensitiveSearchEnabled && _selectedBoxes.Count > 0 && _selectedBoxes[0] != null)
+                    if (_contextSensitiveSearchEnabled && _selectedBox != null)
                         UpdateFilters();
                     else
                         SortGroups();
@@ -424,10 +423,9 @@ namespace FlaxEditor.Surface.ContextMenu
                         OnSearchFilterChanged();
                     }
                 }
-                else if (_contextSensitiveSearchEnabled && _selectedBoxes.Count > 0)
+                else if (_contextSensitiveSearchEnabled)
                 {
-                    // TODO: Filtering could be improved here as well
-                    group.EvaluateVisibilityWithBox(_selectedBoxes[0]);
+                    group.EvaluateVisibilityWithBox(_selectedBox);
                 }
 
                 Profiler.EndEvent();
@@ -462,8 +460,8 @@ namespace FlaxEditor.Surface.ContextMenu
                             Parent = group
                         };
                     }
-                    if (_contextSensitiveSearchEnabled && _selectedBoxes.Count > 0)
-                        group.EvaluateVisibilityWithBox(_selectedBoxes[0]);
+                    if (_contextSensitiveSearchEnabled)
+                        group.EvaluateVisibilityWithBox(_selectedBox);
                     group.SortChildren();
                     if (ShowExpanded)
                         group.Open(false);
@@ -476,7 +474,7 @@ namespace FlaxEditor.Surface.ContextMenu
 
                 if (!isLayoutLocked)
                 {
-                    if (_contextSensitiveSearchEnabled && _selectedBoxes.Count != 0 && _selectedBoxes[0] != null)
+                    if (_contextSensitiveSearchEnabled && _selectedBox != null)
                         UpdateFilters();
                     else
                         SortGroups();
@@ -585,7 +583,7 @@ namespace FlaxEditor.Surface.ContextMenu
 
         private void UpdateFilters()
         {
-            if (string.IsNullOrEmpty(_searchBox.Text) && _selectedBoxes[0] == null)
+            if (string.IsNullOrEmpty(_searchBox.Text) && _selectedBox == null)
             {
                 ResetView();
                 Profiler.EndEvent();
@@ -594,7 +592,7 @@ namespace FlaxEditor.Surface.ContextMenu
 
             // Update groups
             LockChildrenRecursive();
-            var contextSensitiveSelectedBox = _contextSensitiveSearchEnabled && _selectedBoxes.Count > 0 ? _selectedBoxes[0] : null;
+            var contextSensitiveSelectedBox = _contextSensitiveSearchEnabled ? _selectedBox : null;
             for (int i = 0; i < _groups.Count; i++)
             {
                 _groups[i].UpdateFilter(_searchBox.Text, contextSensitiveSelectedBox);
@@ -642,7 +640,7 @@ namespace FlaxEditor.Surface.ContextMenu
         public void OnClickItem(VisjectCMItem item)
         {
             Hide();
-            ItemClicked?.Invoke(item, _selectedBoxes);
+            ItemClicked?.Invoke(item, _selectedBox);
         }
 
         /// <summary>
@@ -668,12 +666,12 @@ namespace FlaxEditor.Surface.ContextMenu
             for (int i = 0; i < _groups.Count; i++)
             {
                 _groups[i].ResetView();
-                if (_contextSensitiveSearchEnabled && _selectedBoxes.Count > 0)
-                    _groups[i].EvaluateVisibilityWithBox(_selectedBoxes[0]);
+                if (_contextSensitiveSearchEnabled)
+                    _groups[i].EvaluateVisibilityWithBox(_selectedBox);
             }
             UnlockChildrenRecursive();
 
-            if (_contextSensitiveSearchEnabled && _selectedBoxes.Count > 0 && _selectedBoxes[0] != null)
+            if (_contextSensitiveSearchEnabled && _selectedBox != null)
                 UpdateFilters();
             else
                 SortGroups();
@@ -774,10 +772,10 @@ namespace FlaxEditor.Surface.ContextMenu
         /// </summary>
         /// <param name="parent">Parent control to attach to it.</param>
         /// <param name="location">Popup menu origin location in parent control coordinates.</param>
-        /// <param name="startBoxes">The currently selected boxes that the new node will get connected to. Can be empty/ null</param>
-        public void Show(Control parent, Float2 location, List<Elements.Box> startBoxes)
+        /// <param name="startBox">The currently selected box that the new node will get connected to. Can be null</param>
+        public void Show(Control parent, Float2 location, Elements.Box startBox)
         {
-            _selectedBoxes = startBoxes;
+            _selectedBox = startBox;
             base.Show(parent, location);
         }
 

Source/Editor/Surface/Elements/Box.cs

@@ -544,39 +544,35 @@ namespace FlaxEditor.Surface.Elements
         public override void OnMouseLeave()
         {
             if (_originalTooltipText != null)
+            {
                 TooltipText = _originalTooltipText;
+            }
             if (_isMouseDown)
             {
                 _isMouseDown = false;
                 if (Surface.CanEdit)
                 {
-                    if (IsOutput && Input.GetKey(KeyboardKeys.Control))
+                    if (!IsOutput && HasSingleConnection)
                     {
-                        List<Box> connectedBoxes = new List<Box>(Connections);
-
-                        for (int i = 0; i < connectedBoxes.Count; i++)
-                        {
-                            BreakConnection(connectedBoxes[i]);
-                            Surface.ConnectingStart(connectedBoxes[i], true);
-                        }
-                    }
-                    else if (!IsOutput && HasSingleConnection)
-                    {
-                        var otherBox = Connections[0];
+                        var connectedBox = Connections[0];
                         if (Surface.Undo != null && Surface.Undo.Enabled)
                         {
-                            var action = new ConnectBoxesAction((InputBox)this, (OutputBox)otherBox, false);
-                            BreakConnection(otherBox);
+                            var action = new ConnectBoxesAction((InputBox)this, (OutputBox)connectedBox, false);
+                            BreakConnection(connectedBox);
                             action.End();
                             Surface.AddBatchedUndoAction(action);
                             Surface.MarkAsEdited();
                         }
                         else
-                            BreakConnection(otherBox);
-                        Surface.ConnectingStart(otherBox);
+                        {
+                            BreakConnection(connectedBox);
+                        }
+                        Surface.ConnectingStart(connectedBox);
                     }
                     else
+                    {
                         Surface.ConnectingStart(this);
+                    }
                 }
             }
             base.OnMouseLeave();

Source/Editor/Surface/SurfaceComment.cs

@@ -214,26 +214,23 @@ namespace FlaxEditor.Surface
             if (!_isRenaming)
                 Render2D.DrawText(style.FontLarge, Title, _headerRect, style.Foreground, TextAlignment.Center, TextAlignment.Center);
 
-            if (Surface.CanEdit)
+            // Close button
+            Render2D.DrawSprite(style.Cross, _closeButtonRect, _closeButtonRect.Contains(_mousePosition) && Surface.CanEdit ? style.Foreground : style.ForegroundGrey);
+
+            // Color button
+            Render2D.DrawSprite(style.Settings, _colorButtonRect, _colorButtonRect.Contains(_mousePosition) && Surface.CanEdit ? style.Foreground : style.ForegroundGrey);
+
+            // Check if is resizing
+            if (_isResizing)
             {
-                // Close button
-                Render2D.DrawSprite(style.Cross, _closeButtonRect, _closeButtonRect.Contains(_mousePosition) && Surface.CanEdit ? style.Foreground : style.ForegroundGrey);
-
-                // Color button
-                Render2D.DrawSprite(style.Settings, _colorButtonRect, _colorButtonRect.Contains(_mousePosition) && Surface.CanEdit ? style.Foreground : style.ForegroundGrey);
-
-                // Check if is resizing
-                if (_isResizing)
-                {
-                    // Draw overlay
-                    Render2D.FillRectangle(_resizeButtonRect, style.Selection);
-                    Render2D.DrawRectangle(_resizeButtonRect, style.SelectionBorder);
-                }
-
-                // Resize button
-                Render2D.DrawSprite(style.Scale, _resizeButtonRect, _resizeButtonRect.Contains(_mousePosition) && Surface.CanEdit ? style.Foreground : style.ForegroundGrey);
+                // Draw overlay
+                Render2D.FillRectangle(_resizeButtonRect, style.Selection);
+                Render2D.DrawRectangle(_resizeButtonRect, style.SelectionBorder);
             }
 
+            // Resize button
+            Render2D.DrawSprite(style.Scale, _resizeButtonRect, _resizeButtonRect.Contains(_mousePosition) && Surface.CanEdit ? style.Foreground : style.ForegroundGrey);
+
             // Selection outline
             if (_isSelected)
             {

Source/Editor/Surface/SurfaceNode.cs

@@ -151,8 +151,6 @@ namespace FlaxEditor.Surface
         /// </summary>
         protected virtual Color FooterColor => GroupArchetype.Color;
 
-        private Float2 mouseDownMousePosition;
-
         /// <summary>
         /// Calculates the size of the node including header, footer, and margins.
         /// </summary>
@@ -431,6 +429,27 @@ namespace FlaxEditor.Surface
         /// </summary>
         public bool HasIndependentBoxes => Archetype.IndependentBoxes != null;
 
+        /// <summary>
+        /// Gets a value indicating whether this node has dependent boxes with assigned valid types. Otherwise any box has no dependent type assigned.
+        /// </summary>
+        public bool HasDependentBoxesSetup
+        {
+            get
+            {
+                if (Archetype.DependentBoxes == null || Archetype.IndependentBoxes == null)
+                    return true;
+
+                for (int i = 0; i < Archetype.DependentBoxes.Length; i++)
+                {
+                    var b = GetBox(Archetype.DependentBoxes[i]);
+                    if (b != null && b.CurrentType == b.DefaultType)
+                        return false;
+                }
+
+                return true;
+            }
+        }
+
         private static readonly List<SurfaceNode> UpdateStack = new List<SurfaceNode>();
 
         /// <summary>
@@ -898,7 +917,7 @@ namespace FlaxEditor.Surface
         /// <inheritdoc />
         public override bool OnTestTooltipOverControl(ref Float2 location)
         {
-            return _headerRect.Contains(ref location) && ShowTooltip && !Surface.IsConnecting && !Surface.IsSelecting;
+            return _headerRect.Contains(ref location) && ShowTooltip && !Surface.IsConnecting && !Surface.IsBoxSelecting;
         }
 
         /// <inheritdoc />
@@ -1056,7 +1075,7 @@ namespace FlaxEditor.Surface
 
             // Header
             var headerColor = style.BackgroundHighlighted;
-            if (_headerRect.Contains(ref _mousePosition) && !Surface.IsConnecting && !Surface.IsSelecting)
+            if (_headerRect.Contains(ref _mousePosition) && !Surface.IsConnecting && !Surface.IsBoxSelecting)
                 headerColor *= 1.07f;
             Render2D.FillRectangle(_headerRect, headerColor);
             Render2D.DrawText(style.FontLarge, Title, _headerRect, style.Foreground, TextAlignment.Center, TextAlignment.Center);
@@ -1064,7 +1083,7 @@ namespace FlaxEditor.Surface
             // Close button
             if ((Archetype.Flags & NodeFlags.NoCloseButton) == 0 && Surface.CanEdit)
             {
-                bool highlightClose = _closeButtonRect.Contains(_mousePosition) && !Surface.IsConnecting && !Surface.IsSelecting;
+                bool highlightClose = _closeButtonRect.Contains(_mousePosition) && !Surface.IsConnecting && !Surface.IsBoxSelecting;
                 Render2D.DrawSprite(style.Cross, _closeButtonRect, highlightClose ? style.Foreground : style.ForegroundGrey);
             }
 
@@ -1102,7 +1121,7 @@ namespace FlaxEditor.Surface
             if (button == MouseButton.Left && (Archetype.Flags & NodeFlags.NoCloseButton) == 0 && _closeButtonRect.Contains(ref location))
                 return true;
             if (button == MouseButton.Right)
-                mouseDownMousePosition = Input.Mouse.Position;
+                return true;
 
             return false;
         }
@@ -1114,7 +1133,7 @@ namespace FlaxEditor.Surface
                 return true;
 
             // Close/ delete
-            bool canDelete = !Surface.IsConnecting && !Surface.WasSelecting && !Surface.WasMovingSelection;
+            bool canDelete = !Surface.IsConnecting && !Surface.WasBoxSelecting && !Surface.WasMovingSelection;
             if (button == MouseButton.Left && canDelete && (Archetype.Flags & NodeFlags.NoCloseButton) == 0 && _closeButtonRect.Contains(ref location))
             {
                 Surface.Delete(this);
@@ -1124,10 +1143,6 @@ namespace FlaxEditor.Surface
             // Secondary Context Menu
             if (button == MouseButton.Right)
             {
-                float distance = Float2.Distance(mouseDownMousePosition, Input.Mouse.Position);
-                if (distance > 2.5f)
-                    return true;
-
                 if (!IsSelected)
                     Surface.Select(this);
                 var tmp = PointToParent(ref location);

Source/Editor/Surface/VisjectSurface.Connecting.cs

@@ -1,8 +1,6 @@
 // Copyright (c) Wojciech Figat. All rights reserved.
 
-using System.Collections.Generic;
 using FlaxEditor.Scripting;
-using FlaxEditor.Surface.Elements;
 using FlaxEngine;
 
 namespace FlaxEditor.Surface
@@ -235,15 +233,11 @@ namespace FlaxEditor.Surface
         /// Begins connecting surface objects action.
         /// </summary>
         /// <param name="instigator">The connection instigator (eg. start box).</param>
-        /// <param name="additive">If the instigator should be added to the list of instigators.</param>
-        public void ConnectingStart(IConnectionInstigator instigator, bool additive = false)
+        public void ConnectingStart(IConnectionInstigator instigator)
         {
-            if (instigator != null && instigator != _connectionInstigators)
+            if (instigator != null && instigator != _connectionInstigator)
             {
-                if (!additive)
-                    _connectionInstigators.Clear();
-                
-                _connectionInstigators.Add(instigator);
+                _connectionInstigator = instigator;
                 StartMouseCapture();
             }
         }
@@ -263,30 +257,22 @@ namespace FlaxEditor.Surface
         /// <param name="end">The end object (eg. end box).</param>
         public void ConnectingEnd(IConnectionInstigator end)
         {
-            // Ensure that there is at least one connection instigator
-            if (_connectionInstigators.Count == 0)
+            // Ensure that there was a proper start box
+            if (_connectionInstigator == null)
                 return;
 
-            List<IConnectionInstigator> instigators = new List<IConnectionInstigator>(_connectionInstigators);
-            for (int i = 0; i < instigators.Count; i++)
+            var start = _connectionInstigator;
+            _connectionInstigator = null;
+
+            // Check if boxes are different and end box is specified
+            if (start == end || end == null)
+                return;
+
+            // Connect them
+            if (start.CanConnectWith(end))
             {
-                var start = instigators[i];
-
-                // Check if boxes are different and end box is specified
-                if (start == end || end == null)
-                    return;
-                
-                // Properly handle connecting to a socket that already has a connection
-                if (end is Box e && !e.IsOutput && start is Box s && e.AreConnected(s))
-                    e.BreakConnection(s);
-
-                // Connect them
-                if (start.CanConnectWith(end))
-                    start.Connect(end);
+                start.Connect(end);
             }
-
-            // Reset instigator list
-            _connectionInstigators.Clear();
         }
     }
 }

Source/Editor/Surface/VisjectSurface.ContextMenu.cs

@@ -261,10 +261,10 @@ namespace FlaxEditor.Surface
         /// </summary>
         /// <param name="activeCM">The active context menu to show.</param>
         /// <param name="location">The display location on the surface control.</param>
-        /// <param name="startBoxes">The start boxes.</param>
-        protected virtual void OnShowPrimaryMenu(VisjectCM activeCM, Float2 location, List<Box> startBoxes)
+        /// <param name="startBox">The start box.</param>
+        protected virtual void OnShowPrimaryMenu(VisjectCM activeCM, Float2 location, Box startBox)
         {
-            activeCM.Show(this, location, startBoxes);
+            activeCM.Show(this, location, startBox);
         }
 
         /// <summary>
@@ -298,10 +298,8 @@ namespace FlaxEditor.Surface
 
             _cmStartPos = location;
 
-            List<Box> startBoxes = new List<Box>(_connectionInstigators.Where(c => c is Box).Cast<Box>());
-
-            // Position offset added so the user can quickly close the menu by clicking
-            OnShowPrimaryMenu(_activeVisjectCM, _cmStartPos + ContextMenuOffset, startBoxes);
+            // Offset added in case the user doesn't like the box and wants to quickly get rid of it by clicking
+            OnShowPrimaryMenu(_activeVisjectCM, _cmStartPos + ContextMenuOffset, _connectionInstigator as Box);
 
             if (!string.IsNullOrEmpty(input))
             {
@@ -515,15 +513,17 @@ namespace FlaxEditor.Surface
         private void OnPrimaryMenuVisibleChanged(Control primaryMenu)
         {
             if (!primaryMenu.Visible)
-                _connectionInstigators.Clear();
+            {
+                _connectionInstigator = null;
+            }
         }
 
         /// <summary>
         /// Handles Visject CM item click event by spawning the selected item.
         /// </summary>
         /// <param name="visjectCmItem">The item.</param>
-        /// <param name="selectedBoxes">The selected boxes.</param>
-        protected virtual void OnPrimaryMenuButtonClick(VisjectCMItem visjectCmItem, List<Box> selectedBoxes)
+        /// <param name="selectedBox">The selected box.</param>
+        protected virtual void OnPrimaryMenuButtonClick(VisjectCMItem visjectCmItem, Box selectedBox)
         {
             if (!CanEdit)
                 return;
@@ -550,36 +550,34 @@ namespace FlaxEditor.Surface
             // Auto select new node
             Select(node);
 
-            for (int i = 0; i < selectedBoxes.Count; i++)
+            if (selectedBox != null)
             {
-                Box currentBox = selectedBoxes[i];
-                if (currentBox != null)
+                Box endBox = null;
+                foreach (var box in node.GetBoxes().Where(box => box.IsOutput != selectedBox.IsOutput))
                 {
-                    Box endBox = null;
-                    foreach (var box in node.GetBoxes().Where(box => box.IsOutput != currentBox.IsOutput))
+                    if (selectedBox.IsOutput)
                     {
-                        if (currentBox.IsOutput)
+                        if (box.CanUseType(selectedBox.CurrentType))
                         {
-                            if (box.CanUseType(currentBox.CurrentType))
-                            {
-                                endBox = box;
-                                break;
-                            }
-                        }
-                        else
-                        {
-                            if (currentBox.CanUseType(box.CurrentType))
-                            {
-                                endBox = box;
-                                break;
-                            }
-                        }
-
-                        if (endBox == null && currentBox.CanUseType(box.CurrentType))
                             endBox = box;
+                            break;
+                        }
+                    }
+                    else
+                    {
+                        if (selectedBox.CanUseType(box.CurrentType))
+                        {
+                            endBox = box;
+                            break;
+                        }
+                    }
+
+                    if (endBox == null && selectedBox.CanUseType(box.CurrentType))
+                    {
+                        endBox = box;
                     }
-                    TryConnect(currentBox, endBox);
                 }
+                TryConnect(selectedBox, endBox);
             }
         }
 
@@ -595,8 +593,13 @@ namespace FlaxEditor.Surface
             }
 
             // If the user is patiently waiting for his box to get connected to the newly created one fulfill his wish!
+
+            _connectionInstigator = startBox;
+
             if (!IsConnecting)
+            {
                 ConnectingStart(startBox);
+            }
             ConnectingEnd(endBox);
 
             // Smart-Select next box

Source/Editor/Surface/VisjectSurface.Draw.cs

@@ -1,6 +1,5 @@
 // Copyright (c) Wojciech Figat. All rights reserved.
 
-using System.Collections.Generic;
 using FlaxEditor.Surface.Elements;
 using FlaxEngine;
 
@@ -127,45 +126,40 @@ namespace FlaxEditor.Surface
         /// <remarks>Called only when user is connecting nodes.</remarks>
         protected virtual void DrawConnectingLine()
         {
+            // Get start position
+            var startPos = _connectionInstigator.ConnectionOrigin;
+
+            // Check if mouse is over any of box
             var cmVisible = _activeVisjectCM != null && _activeVisjectCM.Visible;
             var endPos = cmVisible ? _rootControl.PointFromParent(ref _cmStartPos) : _rootControl.PointFromParent(ref _mousePos);
             Color lineColor = Style.Colors.Connecting;
-
-            List<IConnectionInstigator> instigators = new List<IConnectionInstigator>(_connectionInstigators);
-            for (int i = 0; i < instigators.Count; i++)
+            if (_lastInstigatorUnderMouse != null && !cmVisible)
             {
-                IConnectionInstigator currentInstigator = instigators[i];
-                Float2 currentStartPosition = currentInstigator.ConnectionOrigin;
+                // Check if can connect objects
+                bool canConnect = _connectionInstigator.CanConnectWith(_lastInstigatorUnderMouse);
+                lineColor = canConnect ? Style.Colors.ConnectingValid : Style.Colors.ConnectingInvalid;
+                endPos = _lastInstigatorUnderMouse.ConnectionOrigin;
+            }
 
-                // Check if mouse is over any box
-                if (_lastInstigatorUnderMouse != null && !cmVisible)
-                {
-                    // Check if can connect objects
-                    bool canConnect = currentInstigator.CanConnectWith(_lastInstigatorUnderMouse);
-                    lineColor = canConnect ? Style.Colors.ConnectingValid : Style.Colors.ConnectingInvalid;
-                    endPos = _lastInstigatorUnderMouse.ConnectionOrigin;
-                }
+            Float2 actualStartPos = startPos;
+            Float2 actualEndPos = endPos;
 
-                Float2 actualStartPos = currentStartPosition;
-                Float2 actualEndPos = endPos;
-
-                if (currentInstigator is Archetypes.Tools.RerouteNode)
-                {
-                    if (endPos.X < currentStartPosition.X && _lastInstigatorUnderMouse is null or Box { IsOutput: true })
-                    {
-                        actualStartPos = endPos;
-                        actualEndPos = currentStartPosition;
-                    }
-                }
-                else if (currentInstigator is Box { IsOutput: false })
+            if (_connectionInstigator is Archetypes.Tools.RerouteNode)
+            {
+                if (endPos.X < startPos.X && _lastInstigatorUnderMouse is null or Box { IsOutput: true })
                 {
                     actualStartPos = endPos;
-                    actualEndPos = currentStartPosition;
+                    actualEndPos = startPos;
                 }
-
-                // Draw connection
-                currentInstigator.DrawConnectingLine(ref actualStartPos, ref actualEndPos, ref lineColor);
             }
+            else if (_connectionInstigator is Box { IsOutput: false })
+            {
+                actualStartPos = endPos;
+                actualEndPos = startPos;
+            }
+
+            // Draw connection
+            _connectionInstigator.DrawConnectingLine(ref actualStartPos, ref actualEndPos, ref lineColor);
         }
 
         /// <summary>
@@ -232,10 +226,10 @@ namespace FlaxEditor.Surface
             _rootControl.DrawComments();
 
             // Reset input flags here because this is the closest to Update we have
-            WasSelecting = IsSelecting;
+            WasBoxSelecting = IsBoxSelecting;
             WasMovingSelection = IsMovingSelection;
 
-            if (IsSelecting)
+            if (IsBoxSelecting)
             {
                 DrawSelection();
             }

Source/Editor/Surface/VisjectSurface.Formatting.cs

@@ -176,10 +176,10 @@ namespace FlaxEditor.Surface
             if (connectedNodes.Count == 0)
                 return;
 
-            for (int i = 0; i < connectedNodes.Count; i++)
+            for (int i = 0; i < connectedNodes.Count - 1; i++)
             {
                 SurfaceNode nodeA = connectedNodes[i];
-                List<Box> connectedOutputBoxes = nodeA.GetBoxes().Where(b => b.HasAnyConnection).ToList();
+                List<Box> connectedOutputBoxes = nodeA.GetBoxes().Where(b => b.IsOutput && b.HasAnyConnection).ToList();
 
                 for (int j = 0; j < connectedOutputBoxes.Count; j++)
                 {

Source/Editor/Surface/VisjectSurface.Input.cs

@@ -292,7 +292,7 @@ namespace FlaxEditor.Surface
             if (_leftMouseDown)
             {
                 // Connecting
-                if (_connectionInstigators.Count > 0)
+                if (_connectionInstigator != null)
                 {
                 }
                 // Moving
@@ -462,15 +462,14 @@ namespace FlaxEditor.Surface
         public override bool OnMouseDown(Float2 location, MouseButton button)
         {
             // Check if user is connecting boxes
-            if (_connectionInstigators.Count > 0)
+            if (_connectionInstigator != null)
                 return true;
 
             // Base
             bool handled = base.OnMouseDown(location, button);
             if (!handled)
                 CustomMouseDown?.Invoke(ref location, button, ref handled);
-            var root = Root;
-            if (handled || root == null)
+            if (handled)
             {
                 // Clear flags
                 _isMovingSelection = false;
@@ -524,11 +523,11 @@ namespace FlaxEditor.Surface
                 if (_leftMouseDown && controlUnderMouse.CanSelect(ref cLocation))
                 {
                     // Check if user is pressing control
-                    if (root.GetKey(KeyboardKeys.Control))
+                    if (Root.GetKey(KeyboardKeys.Control))
                     {
                         AddToSelection(controlUnderMouse);
                     }
-                    else if (root.GetKey(KeyboardKeys.Shift))
+                    else if (Root.GetKey(KeyboardKeys.Shift))
                     {
                         RemoveFromSelection(controlUnderMouse);
                     }
@@ -540,7 +539,7 @@ namespace FlaxEditor.Surface
                     }
 
                     // Start moving selected nodes
-                    if (!root.GetKey(KeyboardKeys.Shift))
+                    if (!Root.GetKey(KeyboardKeys.Shift))
                     {
                         StartMouseCapture();
                         _movingSelectionViewPos = _rootControl.Location;
@@ -560,7 +559,7 @@ namespace FlaxEditor.Surface
                     // Start selecting or commenting
                     StartMouseCapture();
 
-                    if (!root.GetKey(KeyboardKeys.Control) && !root.GetKey(KeyboardKeys.Shift))
+                    if (!Root.GetKey(KeyboardKeys.Control) && !Root.GetKey(KeyboardKeys.Shift))
                     {
                         ClearSelection();
                     }
@@ -609,7 +608,7 @@ namespace FlaxEditor.Surface
                     _movingNodesDelta = Float2.Zero;
                 }
                 // Connecting
-                else if (_connectionInstigators.Count > 0)
+                else if (_connectionInstigator != null)
                 {
                 }
                 // Selecting
@@ -681,7 +680,7 @@ namespace FlaxEditor.Surface
                 ShowPrimaryMenu(_cmStartPos);
             }
             // Letting go of a connection or right clicking while creating a connection
-            else if (!_isMovingSelection && _connectionInstigators.Count > 0 && !IsPrimaryMenuOpened)
+            else if (!_isMovingSelection && _connectionInstigator != null && !IsPrimaryMenuOpened)
             {
                 _cmStartPos = location;
                 Cursor = CursorType.Default;

Source/Editor/Surface/VisjectSurface.Serialization.cs

@@ -33,7 +33,7 @@ namespace FlaxEditor.Surface
             Enabled = false;
 
             // Clean data
-            _connectionInstigators.Clear();
+            _connectionInstigator = null;
             _lastInstigatorUnderMouse = null;
 
             var failed = RootContext.Load();

Source/Editor/Surface/VisjectSurface.cs

@@ -121,7 +121,7 @@ namespace FlaxEditor.Surface
         /// <summary>
         /// The connection start.
         /// </summary>
-        protected List<IConnectionInstigator> _connectionInstigators = new List<IConnectionInstigator>();
+        protected IConnectionInstigator _connectionInstigator;
 
         /// <summary>
         /// The last connection instigator under mouse.
@@ -232,19 +232,19 @@ namespace FlaxEditor.Surface
         }
 
         /// <summary>
-        /// Gets a value indicating whether user is selecting nodes.
+        /// Gets a value indicating whether user is box selecting nodes.
         /// </summary>
-        public bool IsSelecting => _leftMouseDown && !_isMovingSelection && _connectionInstigators.Count == 0;
+        public bool IsBoxSelecting => _leftMouseDown && !_isMovingSelection && _connectionInstigator == null;
 
         /// <summary>
-        /// Gets a value indicating whether user was previously selecting nodes.
+        /// Gets a value indicating whether user was previously box selecting nodes.
         /// </summary>
-        public bool WasSelecting { get; private set; }
+        public bool WasBoxSelecting { get; private set; }
 
         /// <summary>
         /// Gets a value indicating whether user is moving selected nodes.
         /// </summary>
-        public bool IsMovingSelection => _leftMouseDown && _isMovingSelection && _connectionInstigators.Count == 0;
+        public bool IsMovingSelection => _leftMouseDown && _isMovingSelection && _connectionInstigator == null;
 
         /// <summary>
         /// Gets a value indicating whether user was previously moving selected nodes.
@@ -254,7 +254,7 @@ namespace FlaxEditor.Surface
         /// <summary>
         /// Gets a value indicating whether user is connecting nodes.
         /// </summary>
-        public bool IsConnecting => _connectionInstigators.Count > 0;
+        public bool IsConnecting => _connectionInstigator != null;
 
         /// <summary>
         /// Gets a value indicating whether the left mouse button is down.

Source/Editor/Surface/VisjectSurfaceContext.Serialization.cs

@@ -178,31 +178,19 @@ namespace FlaxEditor.Surface
 
                 // Update boxes types for nodes that dependant box types based on incoming connections
                 {
-                    bool keepUpdating = true;
-                    int updatesMin = 2, updatesMax = 100;
+                    bool keepUpdating = false;
+                    int updateLimit = 100;
                     do
                     {
-                        keepUpdating = false;
                         for (int i = 0; i < RootControl.Children.Count; i++)
                         {
-                            if (RootControl.Children[i] is SurfaceNode node)
+                            if (RootControl.Children[i] is SurfaceNode node && !node.HasDependentBoxesSetup)
                             {
                                 node.UpdateBoxesTypes();
-                                var arch = node.Archetype;
-                                if (arch.DependentBoxes != null && arch.IndependentBoxes != null)
-                                {
-                                    foreach (var boxId in arch.DependentBoxes)
-                                    {
-                                        var b = node.GetBox(boxId);
-                                        if (b != null && b.CurrentType == b.DefaultType)
-                                        {
-                                            keepUpdating = true;
-                                        }
-                                    }
-                                }
+                                keepUpdating = true;
                             }
                         }
-                    } while ((keepUpdating && --updatesMax > 0) || --updatesMin > 0);
+                    } while (keepUpdating && updateLimit-- > 0);
                 }
 
                 Loaded?.Invoke(this);