_macdrag precleanup

# Conflicts:
#	Content/Editor/MaterialTemplates/Deformable.shader
#	Flax.flaxproj
#	Source/Engine/Content/Content.h
#	Source/Engine/Serialization/JsonTools.cpp

.github/ISSUE_TEMPLATE/1-bug.yaml

@@ -5,7 +5,7 @@ body:
   - type: markdown
     attributes:
       value: |
-        Thanks for taking the time to fill out this bug report! Please attach any minimal reproduction projects!
+        Thanks for taking the time to fill out this bug report! Please attach a minimal reproduction project if available!
   - type: textarea
     id: description-area
     attributes:
@@ -17,19 +17,19 @@ body:
     id: steps-area
     attributes:
       label: Steps to reproduce
-      description: Please provide reproduction steps if possible.
+      description: Please provide reproduction steps if available.
     validations:
       required: true
   - type: dropdown
     id: version
     attributes:
       label: Version
-      description: What version of Flax are you running?
+      description: What version of Flax did you experience the bug in?
       options:
-        - '1.8'
         - '1.9'
         - '1.10'
         - '1.11'
+        - '1.12'
         - master branch
       default: 3
     validations:

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

@@ -5,7 +5,7 @@ body:
   - type: markdown
     attributes:
       value: |
-        Thanks for taking the time to fill out a feature request!
+        Thank you for taking the time to submit this feature request!
   - type: textarea
     id: description-area
     attributes:
@@ -17,6 +17,6 @@ body:
     id: benefits-area
     attributes:
       label: Benefits
-      description: Please provide what benefits this feature would provide to the engine!
+      description: Please list what benefits this feature would provide to the engine!
     validations:
       required: true

.github/data/bt.sh

@@ -0,0 +1,18 @@
+#!/bin/sh
+# https://gist.github.com/ongardie/aa15f1f0d0e6b59890a9
+gdb -q --batch \
+               -ex 'handle SIGHUP nostop pass' \
+               -ex 'handle SIGQUIT nostop pass' \
+               -ex 'handle SIGPIPE nostop pass' \
+               -ex 'handle SIGALRM nostop pass' \
+               -ex 'handle SIGTERM nostop pass' \
+               -ex 'handle SIGUSR1 nostop pass' \
+               -ex 'handle SIGUSR2 nostop pass' \
+               -ex 'handle SIGCHLD nostop pass' \
+               -ex 'handle SIG34 nostop pass' \
+               -ex 'set print thread-events off' \
+               -return-child-result \
+               -ex 'run' \
+               -ex 'thread apply all bt' \
+               --tty=/dev/stdout \
+               --args $*

.github/workflows/build_android.yml

@@ -4,6 +4,7 @@ on: [push, pull_request]
 env:
   DOTNET_NOLOGO: true
   DOTNET_CLI_TELEMETRY_OPTOUT: false
+  DOTNET_ROLL_FORWARD: 'minor'
 
 jobs:
 
@@ -19,7 +20,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: 8.0.419
     - name: Setup .NET Workload
       run: |
         dotnet workload install android
@@ -33,4 +34,7 @@ jobs:
         git lfs pull
     - name: Build
       run: |
+        PowerShell "(Get-Content global.json).Replace('latestMajor', 'minor') | Set-Content global.json"
+        PowerShell "(Get-Content Source/Tools/Flax.Build/global.json).Replace('latestMajor', 'minor') | Set-Content Source/Tools/Flax.Build/global.json"
+        PowerShell "(Get-Content Source/Tools/Flax.Build/Flax.Build.csproj).Replace('LatestMajor', 'Minor') | Set-Content Source/Tools/Flax.Build/Flax.Build.csproj"
         .\Development\Scripts\Windows\CallBuildTool.bat -build -log -printSDKs -dotnet=8 -arch=ARM64 -platform=Android -configuration=Release -buildtargets=FlaxGame

.github/workflows/build_linux.yml

@@ -45,7 +45,8 @@ jobs:
       uses: actions/checkout@v3
     - name: Install dependencies
       run: |
-        sudo apt-get install libx11-dev libxcursor-dev libxinerama-dev libwayland-dev
+        sudo apt-get update
+        sudo apt-get install -y --fix-missing libx11-dev libxcursor-dev libxinerama-dev build-essential gettext libtool libtool-bin libpulse-dev libasound2-dev libjack-dev portaudio19-dev libwayland-dev
     - name: Setup Vulkan
       uses: ./.github/actions/vulkan
     - name: Setup .NET

.github/workflows/build_windows.yml

@@ -4,6 +4,7 @@ on: [push, pull_request]
 env:
   DOTNET_NOLOGO: true
   DOTNET_CLI_TELEMETRY_OPTOUT: false
+  DOTNET_ROLL_FORWARD: 'minor'
 
 jobs:
 
@@ -19,7 +20,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: 8.0.419
     - name: Print .NET info
       run: |
         dotnet --info
@@ -30,6 +31,9 @@ jobs:
         git lfs pull
     - name: Build
       run: |
+        PowerShell "(Get-Content global.json).Replace('latestMajor', 'minor') | Set-Content global.json"
+        PowerShell "(Get-Content Source/Tools/Flax.Build/global.json).Replace('latestMajor', 'minor') | Set-Content Source/Tools/Flax.Build/global.json"
+        PowerShell "(Get-Content Source/Tools/Flax.Build/Flax.Build.csproj).Replace('LatestMajor', 'Minor') | Set-Content Source/Tools/Flax.Build/Flax.Build.csproj"
         .\Development\Scripts\Windows\CallBuildTool.bat -build -log -printSDKs -dotnet=8 -arch=x64 -platform=Windows -configuration=Development -buildtargets=FlaxEditor
 
   # Game
@@ -44,7 +48,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: 8.0.419
     - name: Print .NET info
       run: |
         dotnet --info
@@ -55,4 +59,7 @@ jobs:
         git lfs pull
     - name: Build
       run: |
+        PowerShell "(Get-Content global.json).Replace('latestMajor', 'minor') | Set-Content global.json"
+        PowerShell "(Get-Content Source/Tools/Flax.Build/global.json).Replace('latestMajor', 'minor') | Set-Content Source/Tools/Flax.Build/global.json"
+        PowerShell "(Get-Content Source/Tools/Flax.Build/Flax.Build.csproj).Replace('LatestMajor', 'Minor') | Set-Content Source/Tools/Flax.Build/Flax.Build.csproj"
         .\Development\Scripts\Windows\CallBuildTool.bat -build -log -printSDKs -dotnet=8 -arch=x64 -platform=Windows -configuration=Release -buildtargets=FlaxGame

.github/workflows/cd.yml

@@ -7,6 +7,7 @@ on:
 env:
   DOTNET_NOLOGO: true
   DOTNET_CLI_TELEMETRY_OPTOUT: false
+  DOTNET_ROLL_FORWARD: 'minor'
   GIT_LFS_PULL_OPTIONS: '-c lfs.concurrenttransfers=1 -c lfs.transfer.maxretries=2 -c http.version="HTTP/1.1" -c lfs.activitytimeout=60'
 
 jobs:
@@ -27,13 +28,16 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: 8.0.419
     - name: Print .NET info
       run: |
         dotnet --info
         dotnet workload --info
     - name: Build
       run: |
+        PowerShell "(Get-Content global.json).Replace('latestMajor', 'minor') | Set-Content global.json"
+        PowerShell "(Get-Content Source/Tools/Flax.Build/global.json).Replace('latestMajor', 'minor') | Set-Content Source/Tools/Flax.Build/global.json"
+        PowerShell "(Get-Content Source/Tools/Flax.Build/Flax.Build.csproj).Replace('LatestMajor', 'Minor') | Set-Content Source/Tools/Flax.Build/Flax.Build.csproj"
         .\PackageEditor.bat -arch=x64 -platform=Windows -deployOutput=Output -dotnet=8
     - name: Upload
       uses: actions/upload-artifact@v4
@@ -60,13 +64,16 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: 8.0.419
     - name: Print .NET info
       run: |
         dotnet --info
         dotnet workload --info
     - name: Build
       run: |
+        PowerShell "(Get-Content global.json).Replace('latestMajor', 'minor') | Set-Content global.json"
+        PowerShell "(Get-Content Source/Tools/Flax.Build/global.json).Replace('latestMajor', 'minor') | Set-Content Source/Tools/Flax.Build/global.json"
+        PowerShell "(Get-Content Source/Tools/Flax.Build/Flax.Build.csproj).Replace('LatestMajor', 'Minor') | Set-Content Source/Tools/Flax.Build/Flax.Build.csproj"
         .\PackagePlatforms.bat -arch=x64 -platform=Windows -deployOutput=Output -dotnet=8
     - name: Upload
       uses: actions/upload-artifact@v4
@@ -88,7 +95,7 @@ jobs:
     - name: Install dependencies
       run: |
         sudo apt-get update
-        sudo apt-get install -y --fix-missing libx11-dev libxcursor-dev libxinerama-dev build-essential gettext libtool libtool-bin libpulse-dev libasound2-dev libjack-dev portaudio19-dev
+        sudo apt-get install -y --fix-missing libx11-dev libxcursor-dev libxinerama-dev build-essential gettext libtool libtool-bin libpulse-dev libasound2-dev libjack-dev portaudio19-dev libwayland-dev
     - name: Setup Vulkan
       uses: ./.github/actions/vulkan
     - name: Setup .NET
@@ -120,7 +127,7 @@ jobs:
     - name: Install dependencies
       run: |
         sudo apt-get update
-        sudo apt-get install -y --fix-missing libx11-dev libxcursor-dev libxinerama-dev build-essential gettext libtool libtool-bin libpulse-dev libasound2-dev libjack-dev portaudio19-dev
+        sudo apt-get install -y --fix-missing libx11-dev libxcursor-dev libxinerama-dev build-essential gettext libtool libtool-bin libpulse-dev libasound2-dev libjack-dev portaudio19-dev libwayland-dev
     - name: Setup Vulkan
       uses: ./.github/actions/vulkan
     - name: Setup .NET

.github/workflows/tests.yml

@@ -4,6 +4,7 @@ on: [push, pull_request]
 env:
   DOTNET_NOLOGO: true
   DOTNET_CLI_TELEMETRY_OPTOUT: false
+  DOTNET_ROLL_FORWARD: 'minor'
 
 jobs:
 
@@ -29,25 +30,22 @@ jobs:
     - name: Install dependencies
       run: |
         sudo apt-get update
-        sudo apt-get install -y --fix-missing libx11-dev libxcursor-dev libxinerama-dev build-essential gettext libtool libtool-bin libpulse-dev libasound2-dev libjack-dev portaudio19-dev libwayland-dev
+        sudo apt-get install -y --fix-missing libx11-dev libxcursor-dev libxinerama-dev build-essential gettext libtool libtool-bin libpulse-dev libasound2-dev libjack-dev portaudio19-dev libwayland-dev gdb
+        chmod +x .github/data/bt.sh
     - name: Build
       run: |
         ./GenerateProjectFiles.sh -vs2022 -log -verbose -printSDKs -dotnet=8
-        ./Development/Scripts/Linux/CallBuildTool.sh -build -log -dotnet=8 -arch=x64 -platform=Linux -configuration=Development -buildtargets=FlaxTestsTarget
+        ./Development/Scripts/Linux/CallBuildTool.sh -build -log -dotnet=8 -arch=x64 -platform=Linux -configuration=Development -buildtargets=FlaxTestsTarget -UseLargeWorlds=true
         dotnet msbuild Source/Tools/Flax.Build.Tests/Flax.Build.Tests.csproj /m /t:Restore,Build /p:Configuration=Debug /p:Platform=AnyCPU /nologo
         dotnet msbuild Source/Tools/Flax.Build.Tests/Flax.Build.Tests.csproj /m /t:Restore,Build /p:Configuration=Debug /p:Platform=AnyCPU /nologo
     - name: Test
       run: |
-        ${GITHUB_WORKSPACE}/Binaries/Editor/Linux/Development/FlaxTests
+        ${GITHUB_WORKSPACE}/.github/data/bt.sh ./Binaries/Editor/Linux/Development/FlaxTests -headless
         dotnet test -f net8.0 Binaries/Tests/Flax.Build.Tests.dll
         cp Binaries/Editor/Linux/Development/FlaxEngine.CSharp.dll Binaries/Tests
         cp Binaries/Editor/Linux/Development/FlaxEngine.CSharp.runtimeconfig.json Binaries/Tests
         cp Binaries/Editor/Linux/Development/Newtonsoft.Json.dll Binaries/Tests
         dotnet test -f net8.0 Binaries/Tests/FlaxEngine.CSharp.dll
-    - name: Test UseLargeWorlds
-      run: |
-        ./Development/Scripts/Linux/CallBuildTool.sh -build -log -dotnet=8 -arch=x64 -platform=Linux -configuration=Development -buildtargets=FlaxTestsTarget -UseLargeWorlds=true
-        ${GITHUB_WORKSPACE}/Binaries/Editor/Linux/Development/FlaxTests
 
   # Tests on Windows
   tests-windows:
@@ -59,7 +57,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: 8.0.419
     - name: Print .NET info
       run: |
         dotnet --info
@@ -70,6 +68,9 @@ jobs:
         git lfs pull
     - name: Build
       run: |
+        PowerShell "(Get-Content global.json).Replace('latestMajor', 'minor') | Set-Content global.json"
+        PowerShell "(Get-Content Source/Tools/Flax.Build/global.json).Replace('latestMajor', 'minor') | Set-Content Source/Tools/Flax.Build/global.json"
+        PowerShell "(Get-Content Source/Tools/Flax.Build/Flax.Build.csproj).Replace('LatestMajor', 'Minor') | Set-Content Source/Tools/Flax.Build/Flax.Build.csproj"
         .\GenerateProjectFiles.bat -vs2022 -log -verbose -printSDKs -dotnet=8
         .\Development\Scripts\Windows\CallBuildTool.bat -build -log -dotnet=8 -arch=x64 -platform=Windows -configuration=Development -buildtargets=FlaxTestsTarget
         dotnet msbuild Source\Tools\Flax.Build.Tests\Flax.Build.Tests.csproj /m /t:Restore,Build /p:Configuration=Debug /p:Platform=AnyCPU /nologo
@@ -77,7 +78,7 @@ jobs:
       shell: pwsh
       run: |
         $ErrorActionPreference = "Stop"
-        .\Binaries\Editor\Win64\Development\FlaxTests.exe
+        .\Binaries\Editor\Win64\Development\FlaxTests.exe -headless
         if(!$?) { Write-Host "Tests failed with exit code $LastExitCode" -ForegroundColor Red; Exit $LastExitCode }
         dotnet test -f net8.0 Binaries\Tests\Flax.Build.Tests.dll
         xcopy /y Binaries\Editor\Win64\Development\FlaxEngine.CSharp.dll Binaries\Tests

Content/Editor/MaterialTemplates/Decal.shader

@@ -42,10 +42,10 @@ struct MaterialInput
 float2 SvPositionToDecalUV(float4 svPosition)
 {
 	float2 screenUV = svPosition.xy * ScreenSize.zw;
-	svPosition.z = SAMPLE_RT(DepthBuffer, screenUV).r;
+	svPosition.z = SAMPLE_RT_DEPTH(DepthBuffer, screenUV);
-	float4 positionHS = mul(float4(svPosition.xyz, 1), SvPositionToWorld);
+	float4 positionHS = PROJECT_POINT(float4(svPosition.xyz, 1), SvPositionToWorld);
 	float3 positionWS = positionHS.xyz / positionHS.w;
-	float3 positionOS = mul(float4(positionWS, 1), InvWorld).xyz;
+	float3 positionOS = PROJECT_POINT(float4(positionWS, 1), InvWorld).xyz;
 	return positionOS.xz + 0.5f;
 }
 
@@ -182,10 +182,10 @@ META_VS_IN_ELEMENT(POSITION, 0, R32G32B32_FLOAT, 0, 0, PER_VERTEX, 0, true)
 void VS_Decal(in float3 Position : POSITION0, out float4 SvPosition : SV_Position)
 {
 	// Compute world space vertex position
-	float3 worldPosition = mul(float4(Position.xyz, 1), WorldMatrix).xyz;
+	float3 worldPosition = PROJECT_POINT(float4(Position.xyz, 1), WorldMatrix).xyz;
 
 	// Compute clip space position
-	SvPosition = mul(float4(worldPosition.xyz, 1), ViewProjectionMatrix);
+	SvPosition = PROJECT_POINT(float4(worldPosition.xyz, 1), ViewProjectionMatrix);
 }
 
 // Pixel Shader function for decals rendering
@@ -213,11 +213,11 @@ void PS_Decal(
 	}
 
 	float2 screenUV = SvPosition.xy * ScreenSize.zw;
-	SvPosition.z = SAMPLE_RT(DepthBuffer, screenUV).r;
+	SvPosition.z = SAMPLE_RT_DEPTH(DepthBuffer, screenUV);
 
-	float4 positionHS = mul(float4(SvPosition.xyz, 1), SvPositionToWorld);
+	float4 positionHS = PROJECT_POINT(float4(SvPosition.xyz, 1), SvPositionToWorld);
 	float3 positionWS = positionHS.xyz / positionHS.w;
-	float3 positionOS = mul(float4(positionWS, 1), InvWorld).xyz;
+	float3 positionOS = PROJECT_POINT(float4(positionWS, 1), InvWorld).xyz;
 
 	clip(0.5 - abs(positionOS.xyz));
 	float2 decalUVs = positionOS.xz + 0.5f;

Content/Editor/MaterialTemplates/Deformable.shader

@@ -308,7 +308,7 @@ VertexOutput VS_SplineModel(ModelInput input)
 	world = mul(world, WorldMatrix);
 
 	// Compute clip space position
-	output.Position = mul(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
 
 	// Pass vertex attributes
 	output.Geometry.TexCoord = input.TexCoord0;
@@ -337,8 +337,7 @@ VertexOutput VS_SplineModel(ModelInput input)
 	// Apply world position offset per-vertex
 #if USE_POSITION_OFFSET
 	output.Geometry.WorldPosition += material.PositionOffset;
-	output.Geometry.PrevWorldPosition += material.PositionOffset;
+	output.Position = PROJECT_POINT(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
-	output.Position = mul(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
 #endif
 
 	// Get tessalation multiplier (per vertex)

Content/Editor/MaterialTemplates/GPUParticles.shader

@@ -67,7 +67,7 @@ float Rand(inout uint seed)
 float3 ReprojectPosition(float2 uv, float rawDepth)
 {
 	uv = uv * float2(2.0, -2.0) + float2(-1.0, 1.0);
-	float4 pos = mul(float4(uv.x, uv.y, rawDepth, 1.0f), InvViewProjectionMatrix);
+	float4 pos = PROJECT_POINT(float4(uv.x, uv.y, rawDepth, 1.0f), InvViewProjectionMatrix);
 	return pos.xyz / pos.w;
 }
 
@@ -158,7 +158,7 @@ void SpawnParticle(Context context)
 @4}
 
 // Main entry point for the particles simulation and spawning
-META_CS(true, FEATURE_LEVEL_SM5)
+META_CS(true, AUTO)
 [numthreads(THREAD_GROUP_SIZE, 1, 1)]
 void CS_Main(uint3 dispatchThreadId : SV_DispatchThreadID)
 {

Content/Editor/MaterialTemplates/GUI.shader

@@ -227,7 +227,7 @@ VertexOutput VS_GUI(Render2DVertex input)
 	if ((int)input.CustomDataAndClipOrigin.y & 1)
 		input.Position = (int2)input.Position;
 
-	output.Position = mul(float4(input.Position, 0, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(input.Position, 0, 1), ViewProjectionMatrix);
 	output.WorldPosition = mul(float4(input.Position, 0, 1), WorldMatrix).xyz;
 	output.TexCoord = input.TexCoord;
 	output.WindowPos = input.Position;

Content/Editor/MaterialTemplates/Particle.shader

@@ -393,7 +393,7 @@ VertexOutput VS_Sprite(SpriteInput input, uint particleIndex : SV_InstanceID)
 	output.WorldPosition = position + spriteVertexPosition;
 
 	// Compute clip space position
-	output.Position = mul(float4(output.WorldPosition.xyz, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.WorldPosition.xyz, 1), ViewProjectionMatrix);
 
 	// Pass vertex attributes
 	output.TexCoord = input.TexCoord;
@@ -431,7 +431,7 @@ VertexOutput VS_Sprite(SpriteInput input, uint particleIndex : SV_InstanceID)
 	// Apply world position offset per-vertex
 #if USE_POSITION_OFFSET
 	output.WorldPosition += material.PositionOffset;
-	output.Position = mul(float4(output.WorldPosition.xyz, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.WorldPosition.xyz, 1), ViewProjectionMatrix);
 #endif
 
 	// Copy interpolants for other shader stages
@@ -511,7 +511,7 @@ VertexOutput VS_Model(ModelInput input, uint particleIndex : SV_InstanceID)
 	output.WorldPosition = mul(float4(input.Position, 1), world).xyz;
 
 	// Compute clip space position
-	output.Position = mul(float4(output.WorldPosition, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.WorldPosition, 1), ViewProjectionMatrix);
 
 	// Pass vertex attributes
 	output.TexCoord = input.TexCoord0;
@@ -549,7 +549,7 @@ VertexOutput VS_Model(ModelInput input, uint particleIndex : SV_InstanceID)
 	// Apply world position offset per-vertex
 #if USE_POSITION_OFFSET
 	output.WorldPosition += material.PositionOffset;
-	output.Position = mul(float4(output.WorldPosition.xyz, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.WorldPosition.xyz, 1), ViewProjectionMatrix);
 #endif
 
 	// Copy interpolants for other shader stages
@@ -617,7 +617,7 @@ VertexOutput VS_Ribbon(RibbonInput input, uint vertexIndex : SV_VertexID)
 	output.WorldPosition = position + tangentRight * vertexSign * (ribbonWidth.xxx * 0.5f);
 
 	// Compute clip space position
-	output.Position = mul(float4(output.WorldPosition.xyz, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.WorldPosition.xyz, 1), ViewProjectionMatrix);
 
 	// Pass vertex attributes
 	output.ParticleIndex = particleIndex;
@@ -655,7 +655,7 @@ VertexOutput VS_Ribbon(RibbonInput input, uint vertexIndex : SV_VertexID)
 	// Apply world position offset per-vertex
 #if USE_POSITION_OFFSET
 	output.WorldPosition += material.PositionOffset;
-	output.Position = mul(float4(output.WorldPosition.xyz, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.WorldPosition.xyz, 1), ViewProjectionMatrix);
 #endif
 
 	// Copy interpolants for other shader stages

Content/Editor/MaterialTemplates/Surface.shader

@@ -342,7 +342,7 @@ VertexOutput VS(ModelInput input)
 	output.Geometry.PrevWorldPosition = mul(float4(input.Position.xyz, 1), object.PrevWorldMatrix).xyz;
 
 	// Compute clip space position
-	output.Position = mul(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
 
 	// Pass vertex attributes
 	output.Geometry.TexCoords01 = float4(input.TexCoord0, input.TexCoord1);
@@ -378,7 +378,7 @@ VertexOutput VS(ModelInput input)
 #if USE_POSITION_OFFSET
 	output.Geometry.WorldPosition += material.PositionOffset;
 	output.Geometry.PrevWorldPosition += material.PositionOffset;
-	output.Position = mul(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
 #endif
 
 	// Get tessalation multiplier (per vertex)
@@ -412,7 +412,7 @@ float4 VS_Depth(ModelInput_PosOnly input) : SV_Position
 
 	// Transform vertex position into the screen
 	float3 worldPosition = mul(float4(input.Position.xyz, 1), object.WorldMatrix).xyz;
-	float4 position = mul(float4(worldPosition, 1), ViewProjectionMatrix);
+	float4 position = PROJECT_POINT(float4(worldPosition, 1), ViewProjectionMatrix);
 	return position;
 }
 
@@ -518,7 +518,7 @@ VertexOutput VS_Skinned(ModelInput_Skinned input)
 #endif
 
 	// Compute clip space position
-	output.Position = mul(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
 
 	// Pass vertex attributes
 	output.Geometry.TexCoords01 = float4(input.TexCoord0, input.TexCoord1);
@@ -549,7 +549,7 @@ VertexOutput VS_Skinned(ModelInput_Skinned input)
 #if USE_POSITION_OFFSET
 	output.Geometry.WorldPosition += material.PositionOffset;
 	output.Geometry.PrevWorldPosition += material.PositionOffset;
-	output.Position = mul(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
 #endif
 
 	// Get tessalation multiplier (per vertex)

Content/Editor/MaterialTemplates/Terrain.shader

@@ -388,7 +388,7 @@ VertexOutput VS(TerrainVertexInput input)
 	output.Geometry.WorldPosition = mul(float4(position, 1), worldMatrix).xyz;
 
 	// Compute clip space position
-	output.Position = mul(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
 
 	// Pass vertex attributes
 #if USE_SMOOTH_LOD_TRANSITION
@@ -436,7 +436,7 @@ VertexOutput VS(TerrainVertexInput input)
 	// Apply world position offset per-vertex
 #if USE_POSITION_OFFSET
 	output.Geometry.WorldPosition += material.PositionOffset;
-	output.Position = mul(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
+	output.Position = PROJECT_POINT(float4(output.Geometry.WorldPosition, 1), ViewProjectionMatrix);
 #endif
 
 	// Get tessalation multiplier (per vertex)

Flax.flaxproj

@@ -4,7 +4,7 @@
     "Major": 1,
     "Minor": 12,
     "Revision": 0,
-    "Build": 6905
+    "Build": 6910
   },
   "Company": "Flax",
   "Copyright": "Copyright (c) 2012-2026 Wojciech Figat. All rights reserved.",
@@ -14,6 +14,14 @@
     "UseCSharp": true,
     "UseLargeWorlds": false,
     "UseDotNet": true,
-    "UseSDL": true
+    "Windows": {
+      "UseSDL": false,
+    },
+    "Mac": {
+      "UseSDL": false,
+    },
+    "Linux": {
+      "UseSDL": true,
+    },
   }
 }

GenerateProjectFiles.command

@@ -12,6 +12,6 @@ cd "`dirname "$0"`"
 bash ./Development/Scripts/Mac/CallBuildTool.sh --genproject "$@"
 
 # Build bindings for all editor configurations
-#echo Building C# bindings...
+echo Building C# bindings...
 # TODO: Detect the correct architecture here
-#Binaries/Tools/Flax.Build -build -BuildBindingsOnly -arch=ARM64 -platform=Mac --buildTargets=FlaxEditor
+Binaries/Tools/Flax.Build -build -BuildBindingsOnly -arch=ARM64 -platform=Mac --buildTargets=FlaxEditor

Source/Editor/Content/GUI/ContentNavigation.cs

@@ -19,7 +19,7 @@ namespace FlaxEditor.Content.GUI
         /// <summary>
         /// Gets the target node.
         /// </summary>
-        public ContentTreeNode TargetNode { get; }
+        public ContentFolderTreeNode TargetNode { get; }
 
         /// <summary>
         /// Initializes a new instance of the <see cref="ContentNavigationButton"/> class.
@@ -28,7 +28,7 @@ namespace FlaxEditor.Content.GUI
         /// <param name="x">The x position.</param>
         /// <param name="y">The y position.</param>
         /// <param name="height">The height.</param>
-        public ContentNavigationButton(ContentTreeNode targetNode, float x, float y, float height)
+        public ContentNavigationButton(ContentFolderTreeNode targetNode, float x, float y, float height)
         : base(x, y, height)
         {
             TargetNode = targetNode;
@@ -147,7 +147,7 @@ namespace FlaxEditor.Content.GUI
             ClearItems();
             foreach (var child in Target.TargetNode.Children)
             {
-                if (child is ContentTreeNode node)
+                if (child is ContentFolderTreeNode node)
                 {
                     if (node.Folder.VisibleInHierarchy) // Respect the filter set by ContentFilterConfig.Filter(...)
                         AddItem(node.Folder.ShortName);
@@ -180,7 +180,7 @@ namespace FlaxEditor.Content.GUI
             var item = _items[index];
             foreach (var child in Target.TargetNode.Children)
             {
-                if (child is ContentTreeNode node && node.Folder.ShortName == item)
+                if (child is ContentFolderTreeNode node && node.Folder.ShortName == item)
                 {
                     Editor.Instance.Windows.ContentWin.Navigate(node);
                     return;

Source/Editor/Content/Items/ContentFolder.cs

@@ -59,7 +59,7 @@ namespace FlaxEditor.Content
         /// <summary>
         /// Gets the content node.
         /// </summary>
-        public ContentTreeNode Node { get; }
+        public ContentFolderTreeNode Node { get; }
 
         /// <summary>
         /// The subitems of this folder.
@@ -72,7 +72,7 @@ namespace FlaxEditor.Content
         /// <param name="type">The folder type.</param>
         /// <param name="path">The path to the item.</param>
         /// <param name="node">The folder parent node.</param>
-        internal ContentFolder(ContentFolderType type, string path, ContentTreeNode node)
+        internal ContentFolder(ContentFolderType type, string path, ContentFolderTreeNode node)
         : base(path)
         {
             FolderType = type;
@@ -118,7 +118,7 @@ namespace FlaxEditor.Content
             get
             {
                 var hasParentFolder = ParentFolder != null;
-                var isContentFolder = Node is MainContentTreeNode;
+                var isContentFolder = Node is MainContentFolderTreeNode;
                 return hasParentFolder && !isContentFolder;
             }
         }

Source/Editor/Content/Thumbnails/ThumbnailsModule.cs

@@ -45,6 +45,8 @@ namespace FlaxEditor.Content.Thumbnails
         {
             if (item == null)
                 throw new ArgumentNullException();
+            if (_task == null)
+                return;
 
             // Check if use default icon
             var defaultThumbnail = item.DefaultThumbnail;
@@ -223,11 +225,12 @@ namespace FlaxEditor.Content.Thumbnails
         /// <inheritdoc />
         public override void OnInit()
         {
+            if (Editor.IsHeadlessMode || (GPUDevice.Instance != null && GPUDevice.Instance.RendererType == RendererType.Null))
+                return;
+
             // Create cache folder
             if (!Directory.Exists(_cacheFolder))
-            {
                 Directory.CreateDirectory(_cacheFolder);
-            }
 
             // Find atlases in a Editor cache directory
             var files = Directory.GetFiles(_cacheFolder, "cache_*.flax", SearchOption.TopDirectoryOnly);
@@ -482,7 +485,7 @@ namespace FlaxEditor.Content.Thumbnails
         public override void OnUpdate()
         {
             // Wait some frames before start generating previews (late init feature)
-            if (Time.TimeSinceStartup < 1.0f || HasAllAtlasesLoaded() == false)
+            if (Time.TimeSinceStartup < 1.0f || HasAllAtlasesLoaded() == false || _task == null)
                 return;
 
             lock (_requests)

Source/Editor/Content/Tree/ContentFolderTreeNode.cs

@@ -0,0 +1,433 @@
+// Copyright (c) Wojciech Figat. All rights reserved.
+
+using System;
+using System.Collections.Generic;
+using FlaxEditor.GUI;
+using FlaxEditor.GUI.Drag;
+using FlaxEditor.GUI.Tree;
+using FlaxEditor.SceneGraph;
+using FlaxEditor.Utilities;
+using FlaxEngine;
+using FlaxEngine.GUI;
+
+namespace FlaxEditor.Content;
+
+/// <summary>
+/// Content folder tree node.
+/// </summary>
+/// <seealso cref="TreeNode" />
+public class ContentFolderTreeNode : TreeNode
+{
+    private DragItems _dragOverItems;
+    private DragActors _dragActors;
+    private List<Rectangle> _highlights;
+
+    /// <summary>
+    /// The folder.
+    /// </summary>
+    protected ContentFolder _folder;
+
+    /// <summary>
+    /// Whether this node can be deleted.
+    /// </summary>
+    public virtual bool CanDelete => true;
+    
+    /// <summary>
+    /// Whether this node can be duplicated.
+    /// </summary>
+    public virtual bool CanDuplicate => true;
+
+    /// <summary>
+    /// Gets the content folder item.
+    /// </summary>
+    public ContentFolder Folder => _folder;
+
+    /// <summary>
+    /// Gets the type of the folder.
+    /// </summary>
+    public ContentFolderType FolderType => _folder.FolderType;
+
+    /// <summary>
+    /// Returns true if that folder can import/manage scripts.
+    /// </summary>
+    public bool CanHaveScripts => _folder.CanHaveScripts;
+
+    /// <summary>
+    /// Returns true if that folder can import/manage assets.
+    /// </summary>
+    /// <returns>True if can contain assets for project, otherwise false</returns>
+    public bool CanHaveAssets => _folder.CanHaveAssets;
+
+    /// <summary>
+    /// Gets the parent node.
+    /// </summary>
+    public ContentFolderTreeNode ParentNode => Parent as ContentFolderTreeNode;
+
+    /// <summary>
+    /// Gets the folder path.
+    /// </summary>
+    public string Path => _folder.Path;
+
+    /// <summary>
+    /// Gets the navigation button label.
+    /// </summary>
+    public virtual string NavButtonLabel => _folder.ShortName;
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="ContentFolderTreeNode"/> class.
+    /// </summary>
+    /// <param name="parent">The parent node.</param>
+    /// <param name="path">The folder path.</param>
+    public ContentFolderTreeNode(ContentFolderTreeNode parent, string path)
+    : this(parent, parent?.FolderType ?? ContentFolderType.Other, path)
+    {
+    }
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="ContentFolderTreeNode"/> class.
+    /// </summary>
+    /// <param name="parent">The parent node.</param>
+    /// <param name="type">The folder type.</param>
+    /// <param name="path">The folder path.</param>
+    protected ContentFolderTreeNode(ContentFolderTreeNode parent, ContentFolderType type, string path)
+    : base(false, Editor.Instance.Icons.FolderClosed32, Editor.Instance.Icons.FolderOpen32)
+    {
+        _folder = new ContentFolder(type, path, this);
+        Text = _folder.ShortName;
+        if (parent != null)
+        {
+            Folder.ParentFolder = parent.Folder;
+            Parent = parent;
+        }
+        IconColor = Color.Transparent; // Hide default icon, we draw scaled icon manually
+        UpdateCustomArrowRect();
+        Editor.Instance?.Windows?.ContentWin?.TryAutoExpandContentNode(this);
+    }
+    
+    /// <summary>
+    /// Updates the custom arrow rectangle so it stays aligned with the current layout.
+    /// </summary>
+    private void UpdateCustomArrowRect()
+    {
+        var contentWindow = Editor.Instance?.Windows?.ContentWin;
+        var scale = contentWindow != null && contentWindow.IsTreeOnlyMode ? contentWindow.View.ViewScale : 1.0f;
+        var arrowSize = Mathf.Clamp(12.0f * scale, 10.0f, 20.0f);
+        var iconSize = Mathf.Clamp(16.0f * scale, 12.0f, 28.0f);
+
+        // Use the current text layout, not just cached values.
+        var textRect = TextRect;
+        var iconLeft = textRect.Left - iconSize - 2.0f;
+        var x = Mathf.Max(iconLeft - arrowSize - 2.0f, 0.0f);
+        var y = Mathf.Max((HeaderHeight - arrowSize) * 0.5f, 0.0f);
+
+        CustomArrowRect = new Rectangle(x, y, arrowSize, arrowSize);
+    }
+    
+    /// <inheritdoc />
+    public override void PerformLayout(bool force = false)
+    {
+        base.PerformLayout(force);
+        UpdateCustomArrowRect();
+    }
+
+    /// <summary>
+    /// Shows the rename popup for the item.
+    /// </summary>
+    public void StartRenaming()
+    {
+        if (!_folder.CanRename)
+            return;
+
+        // Start renaming the folder
+        Editor.Instance.Windows.ContentWin.ScrollingOnTreeView(false);
+        var dialog = RenamePopup.Show(this, TextRect, _folder.ShortName, false);
+        dialog.Tag = _folder;
+        dialog.Renamed += popup =>
+        {
+            Editor.Instance.Windows.ContentWin.Rename((ContentFolder)popup.Tag, popup.Text);
+            Editor.Instance.Windows.ContentWin.ScrollingOnTreeView(true);
+        };
+        dialog.Closed += popup => { Editor.Instance.Windows.ContentWin.ScrollingOnTreeView(true); };
+    }
+
+    /// <summary>
+    /// Updates the query search filter.
+    /// </summary>
+    /// <param name="filterText">The filter text.</param>
+    public void UpdateFilter(string filterText)
+    {
+        bool noFilter = string.IsNullOrWhiteSpace(filterText);
+
+        // Update itself
+        bool isThisVisible;
+        if (noFilter)
+        {
+            // Clear filter
+            _highlights?.Clear();
+            isThisVisible = true;
+        }
+        else
+        {
+            var text = Text;
+            if (QueryFilterHelper.Match(filterText, text, out QueryFilterHelper.Range[] ranges))
+            {
+                // Update highlights
+                if (_highlights == null)
+                    _highlights = new List<Rectangle>(ranges.Length);
+                else
+                    _highlights.Clear();
+                var style = Style.Current;
+                var font = style.FontSmall;
+                var textRect = TextRect;
+                for (int i = 0; i < ranges.Length; i++)
+                {
+                    var start = font.GetCharPosition(text, ranges[i].StartIndex);
+                    var end = font.GetCharPosition(text, ranges[i].EndIndex);
+                    _highlights.Add(new Rectangle(start.X + textRect.X, textRect.Y, end.X - start.X, textRect.Height));
+                }
+                isThisVisible = true;
+            }
+            else
+            {
+                // Hide
+                _highlights?.Clear();
+                isThisVisible = false;
+            }
+        }
+
+        // Update children
+        bool isAnyChildVisible = false;
+        for (int i = 0; i < _children.Count; i++)
+        {
+            if (_children[i] is ContentFolderTreeNode child)
+            {
+                child.UpdateFilter(filterText);
+                isAnyChildVisible |= child.Visible;
+            }
+            else if (_children[i] is ContentItemTreeNode itemNode)
+            {
+                itemNode.UpdateFilter(filterText);
+                isAnyChildVisible |= itemNode.Visible;
+            }
+        }
+
+        if (!noFilter)
+        {
+            bool isExpanded = isAnyChildVisible;
+            if (isExpanded)
+                Expand(true);
+            else
+                Collapse(true);
+        }
+
+        Visible = isThisVisible | isAnyChildVisible;
+    }
+
+    /// <inheritdoc />
+    public override int Compare(Control other)
+    {
+        if (other is ContentItemTreeNode)
+            return -1;
+        if (other is ContentFolderTreeNode otherNode)
+            return string.Compare(Text, otherNode.Text, StringComparison.Ordinal);
+        return base.Compare(other);
+    }
+
+    /// <inheritdoc />
+    public override void Draw()
+    {
+        base.Draw();
+
+        // Draw all highlights
+        if (_highlights != null)
+        {
+            var style = Style.Current;
+            var color = style.ProgressNormal * 0.6f;
+            for (int i = 0; i < _highlights.Count; i++)
+                Render2D.FillRectangle(_highlights[i], color);
+        }
+
+        var contentWindow = Editor.Instance.Windows.ContentWin;
+        var scale = contentWindow != null && contentWindow.IsTreeOnlyMode ? contentWindow.View.ViewScale : 1.0f;
+        var icon = IsExpanded ? Editor.Instance.Icons.FolderOpen32 : Editor.Instance.Icons.FolderClosed32;
+        var iconSize = Mathf.Clamp(16.0f * scale, 12.0f, 28.0f);
+        var iconRect = new Rectangle(TextRect.Left - iconSize - 2.0f, (HeaderHeight - iconSize) * 0.5f, iconSize, iconSize);
+        Render2D.DrawSprite(icon, iconRect);
+    }
+
+    /// <inheritdoc />
+    public override void OnDestroy()
+    {
+        // Delete folder item
+        _folder.Dispose();
+
+        base.OnDestroy();
+    }
+
+    /// <inheritdoc />
+    protected override void OnExpandedChanged()
+    {
+        base.OnExpandedChanged();
+
+        Editor.Instance?.Windows?.ContentWin?.OnContentTreeNodeExpandedChanged(this, IsExpanded);
+    }
+
+    private DragDropEffect GetDragEffect(DragData data)
+    {
+        if (_dragActors != null && _dragActors.HasValidDrag)
+            return DragDropEffect.Move;
+        if (data is DragDataFiles)
+        {
+            if (_folder.CanHaveAssets)
+                return DragDropEffect.Copy;
+        }
+        else
+        {
+            if (_dragOverItems != null && _dragOverItems.HasValidDrag)
+                return DragDropEffect.Move;
+        }
+
+        return DragDropEffect.None;
+    }
+
+    private bool ValidateDragItem(ContentItem item)
+    {
+        // Reject itself and any parent
+        return item != _folder && !item.Find(_folder);
+    }
+
+    private bool ValidateDragActors(ActorNode actor)
+    {
+        return actor.CanCreatePrefab && _folder.CanHaveAssets;
+    }
+
+    private void ImportActors(DragActors actors)
+    {
+        Select();
+        foreach (var actorNode in actors.Objects)
+        {
+            var actor = actorNode.Actor;
+            if (actors.Objects.Contains(actorNode.ParentNode as ActorNode))
+                continue;
+
+            Editor.Instance.Prefabs.CreatePrefab(actor, false);
+        }
+        Editor.Instance.Windows.ContentWin.RefreshView();
+    }
+
+    /// <inheritdoc />
+    protected override DragDropEffect OnDragEnterHeader(DragData data)
+    {
+        if (data is DragDataFiles)
+            return _folder.CanHaveAssets ? DragDropEffect.Copy : DragDropEffect.None;
+
+        if (_dragActors == null)
+            _dragActors = new DragActors(ValidateDragActors);
+        if (_dragActors.OnDragEnter(data))
+            return DragDropEffect.Move;
+
+        if (_dragOverItems == null)
+            _dragOverItems = new DragItems(ValidateDragItem);
+
+        _dragOverItems.OnDragEnter(data);
+        return GetDragEffect(data);
+    }
+
+    /// <inheritdoc />
+    protected override DragDropEffect OnDragMoveHeader(DragData data)
+    {
+        if (data is DragDataFiles)
+            return _folder.CanHaveAssets ? DragDropEffect.Copy : DragDropEffect.None;
+        if (_dragActors != null && _dragActors.HasValidDrag)
+            return DragDropEffect.Move;
+        return GetDragEffect(data);
+    }
+
+    /// <inheritdoc />
+    protected override void OnDragLeaveHeader()
+    {
+        _dragOverItems?.OnDragLeave();
+        _dragActors?.OnDragLeave();
+        base.OnDragLeaveHeader();
+    }
+
+    /// <inheritdoc />
+    protected override DragDropEffect OnDragDropHeader(DragData data)
+    {
+        var result = DragDropEffect.None;
+
+        // Check if drop element or files
+        if (data is DragDataFiles files)
+        {
+            // Import files
+            Editor.Instance.ContentImporting.Import(files.Files, _folder);
+            result = DragDropEffect.Copy;
+
+            Expand();
+        }
+        else if (_dragActors != null && _dragActors.HasValidDrag)
+        {
+            ImportActors(_dragActors);
+            _dragActors.OnDragDrop();
+            result = DragDropEffect.Move;
+
+            Expand();
+        }
+        else if (_dragOverItems != null && _dragOverItems.HasValidDrag)
+        {
+            // Move items
+            Editor.Instance.ContentDatabase.Move(_dragOverItems.Objects, _folder);
+            result = DragDropEffect.Move;
+
+            Expand();
+        }
+
+        _dragOverItems?.OnDragDrop();
+
+        return result;
+    }
+
+    /// <inheritdoc />
+    protected override void DoDragDrop()
+    {
+        DoDragDrop(DragItems.GetDragData(_folder));
+    }
+
+    /// <inheritdoc />
+    protected override void OnLongPress()
+    {
+        Select();
+
+        StartRenaming();
+    }
+
+    /// <inheritdoc />
+    public override bool OnKeyDown(KeyboardKeys key)
+    {
+        if (IsFocused)
+        {
+            switch (key)
+            {
+            case KeyboardKeys.F2:
+                StartRenaming();
+                return true;
+            case KeyboardKeys.Delete:
+                if (Folder.Exists && CanDelete)
+                    Editor.Instance.Windows.ContentWin.Delete(Folder);
+                return true;
+            }
+            if (RootWindow.GetKey(KeyboardKeys.Control))
+            {
+                switch (key)
+                {
+                case KeyboardKeys.D:
+                    if (Folder.Exists && CanDuplicate)
+                        Editor.Instance.Windows.ContentWin.Duplicate(Folder);
+                    return true;
+                }
+            }
+        }
+
+        return base.OnKeyDown(key);
+    }
+}

Source/Editor/Content/Tree/ContentItemTreeNode.cs

@@ -0,0 +1,224 @@
+// Copyright (c) Wojciech Figat. All rights reserved.
+
+using System;
+using System.Collections.Generic;
+using FlaxEditor.Content.GUI;
+using FlaxEditor.GUI.Drag;
+using FlaxEditor.GUI.Tree;
+using FlaxEditor.Utilities;
+using FlaxEngine;
+using FlaxEngine.GUI;
+
+namespace FlaxEditor.Content;
+
+/// <summary>
+/// Tree node for non-folder content items.
+/// </summary>
+public sealed class ContentItemTreeNode : TreeNode, IContentItemOwner
+{
+    private List<Rectangle> _highlights;
+
+    /// <summary>
+    /// The content item.
+    /// </summary>
+    public ContentItem Item { get; }
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="ContentItemTreeNode"/> class.
+    /// </summary>
+    /// <param name="item">The content item.</param>
+    public ContentItemTreeNode(ContentItem item)
+    : base(false, Editor.Instance.Icons.Document128, Editor.Instance.Icons.Document128)
+    {
+        Item = item ?? throw new ArgumentNullException(nameof(item));
+        UpdateDisplayedName();
+        IconColor = Color.Transparent; // Reserve icon space but draw custom thumbnail.
+        Item.AddReference(this);
+    }
+
+    private static SpriteHandle GetIcon(ContentItem item)
+    {
+        if (item == null)
+            return SpriteHandle.Invalid;
+        var icon = item.Thumbnail;
+        if (!icon.IsValid)
+            icon = item.DefaultThumbnail;
+        if (!icon.IsValid)
+            icon = Editor.Instance.Icons.Document128;
+        return icon;
+    }
+
+    /// <summary>
+    /// Updates the query search filter.
+    /// </summary>
+    /// <param name="filterText">The filter text.</param>
+    public void UpdateFilter(string filterText)
+    {
+        bool noFilter = string.IsNullOrWhiteSpace(filterText);
+        bool isVisible;
+        if (noFilter)
+        {
+            _highlights?.Clear();
+            isVisible = true;
+        }
+        else
+        {
+            var text = Text;
+            if (QueryFilterHelper.Match(filterText, text, out QueryFilterHelper.Range[] ranges))
+            {
+                if (_highlights == null)
+                    _highlights = new List<Rectangle>(ranges.Length);
+                else
+                    _highlights.Clear();
+                var style = Style.Current;
+                var font = style.FontSmall;
+                var textRect = TextRect;
+                for (int i = 0; i < ranges.Length; i++)
+                {
+                    var start = font.GetCharPosition(text, ranges[i].StartIndex);
+                    var end = font.GetCharPosition(text, ranges[i].EndIndex);
+                    _highlights.Add(new Rectangle(start.X + textRect.X, textRect.Y, end.X - start.X, textRect.Height));
+                }
+                isVisible = true;
+            }
+            else
+            {
+                _highlights?.Clear();
+                isVisible = false;
+            }
+        }
+
+        Visible = isVisible;
+    }
+
+    /// <inheritdoc />
+    public override void Draw()
+    {
+        base.Draw();
+
+        var icon = GetIcon(Item);
+        if (icon.IsValid)
+        {
+            var contentWindow = Editor.Instance.Windows.ContentWin;
+            var scale = contentWindow != null && contentWindow.IsTreeOnlyMode ? contentWindow.View.ViewScale : 1.0f;
+            var iconSize = Mathf.Clamp(16.0f * scale, 12.0f, 28.0f);
+            var textRect = TextRect;
+            var iconRect = new Rectangle(textRect.Left - iconSize - 2.0f, (HeaderHeight - iconSize) * 0.5f, iconSize, iconSize);
+            Render2D.DrawSprite(icon, iconRect);
+        }
+
+        if (_highlights != null)
+        {
+            var style = Style.Current;
+            var color = style.ProgressNormal * 0.6f;
+            for (int i = 0; i < _highlights.Count; i++)
+                Render2D.FillRectangle(_highlights[i], color);
+        }
+    }
+
+    /// <inheritdoc />
+    protected override bool OnMouseDoubleClickHeader(ref Float2 location, MouseButton button)
+    {
+        if (button == MouseButton.Left)
+        {
+            Editor.Instance.Windows.ContentWin.Open(Item);
+            return true;
+        }
+
+        return base.OnMouseDoubleClickHeader(ref location, button);
+    }
+
+    /// <inheritdoc />
+    public override bool OnKeyDown(KeyboardKeys key)
+    {
+        if (IsFocused)
+        {
+            switch (key)
+            {
+            case KeyboardKeys.Return:
+                Editor.Instance.Windows.ContentWin.Open(Item);
+                return true;
+            case KeyboardKeys.F2:
+                Editor.Instance.Windows.ContentWin.Rename(Item);
+                return true;
+            case KeyboardKeys.Delete:
+                Editor.Instance.Windows.ContentWin.Delete(Item);
+                return true;
+            }
+        }
+
+        return base.OnKeyDown(key);
+    }
+
+    /// <inheritdoc />
+    protected override void DoDragDrop()
+    {
+        DoDragDrop(DragItems.GetDragData(Item));
+    }
+
+    /// <inheritdoc />
+    public override bool OnShowTooltip(out string text, out Float2 location, out Rectangle area)
+    {
+        Item.UpdateTooltipText();
+        TooltipText = Item.TooltipText;
+        return base.OnShowTooltip(out text, out location, out area);
+    }
+
+    /// <inheritdoc />
+    void IContentItemOwner.OnItemDeleted(ContentItem item)
+    {
+    }
+
+    /// <inheritdoc />
+    void IContentItemOwner.OnItemRenamed(ContentItem item)
+    {
+        UpdateDisplayedName();
+    }
+
+    /// <inheritdoc />
+    void IContentItemOwner.OnItemReimported(ContentItem item)
+    {
+    }
+
+    /// <inheritdoc />
+    void IContentItemOwner.OnItemDispose(ContentItem item)
+    {
+    }
+
+    /// <inheritdoc />
+    public override int Compare(Control other)
+    {
+        if (other is ContentFolderTreeNode)
+            return 1;
+        if (other is ContentItemTreeNode otherItem)
+            return ApplySortOrder(string.Compare(Text, otherItem.Text, StringComparison.InvariantCulture));
+        return base.Compare(other);
+    }
+
+    /// <inheritdoc />
+    public override void OnDestroy()
+    {
+        Item.RemoveReference(this);
+        base.OnDestroy();
+    }
+
+    /// <summary>
+    /// Updates the text of the node.
+    /// </summary>
+    public void UpdateDisplayedName()
+    {
+        var contentWindow = Editor.Instance?.Windows?.ContentWin;
+        var showExtensions = contentWindow?.View?.ShowFileExtensions ?? true;
+        Text = Item.ShowFileExtension || showExtensions ? Item.FileName : Item.ShortName;
+    }
+
+    private static SortType GetSortType()
+    {
+        return Editor.Instance?.Windows?.ContentWin?.CurrentSortType ?? SortType.AlphabeticOrder;
+    }
+
+    private static int ApplySortOrder(int result)
+    {
+        return GetSortType() == SortType.AlphabeticReverse ? -result : result;
+    }
+}

Source/Editor/Content/Tree/ContentTreeNode.cs

@@ -1,333 +0,0 @@
-// Copyright (c) Wojciech Figat. All rights reserved.
-
-using System.Collections.Generic;
-using FlaxEditor.GUI;
-using FlaxEditor.GUI.Drag;
-using FlaxEditor.GUI.Tree;
-using FlaxEditor.Utilities;
-using FlaxEngine;
-using FlaxEngine.GUI;
-
-namespace FlaxEditor.Content
-{
-    /// <summary>
-    /// Content folder tree node.
-    /// </summary>
-    /// <seealso cref="TreeNode" />
-    public class ContentTreeNode : TreeNode
-    {
-        private DragItems _dragOverItems;
-        private List<Rectangle> _highlights;
-
-        /// <summary>
-        /// The folder.
-        /// </summary>
-        protected ContentFolder _folder;
-
-        /// <summary>
-        /// Whether this node can be deleted.
-        /// </summary>
-        public virtual bool CanDelete => true;
-        
-        /// <summary>
-        /// Whether this node can be duplicated.
-        /// </summary>
-        public virtual bool CanDuplicate => true;
-
-        /// <summary>
-        /// Gets the content folder item.
-        /// </summary>
-        public ContentFolder Folder => _folder;
-
-        /// <summary>
-        /// Gets the type of the folder.
-        /// </summary>
-        public ContentFolderType FolderType => _folder.FolderType;
-
-        /// <summary>
-        /// Returns true if that folder can import/manage scripts.
-        /// </summary>
-        public bool CanHaveScripts => _folder.CanHaveScripts;
-
-        /// <summary>
-        /// Returns true if that folder can import/manage assets.
-        /// </summary>
-        /// <returns>True if can contain assets for project, otherwise false</returns>
-        public bool CanHaveAssets => _folder.CanHaveAssets;
-
-        /// <summary>
-        /// Gets the parent node.
-        /// </summary>
-        public ContentTreeNode ParentNode => Parent as ContentTreeNode;
-
-        /// <summary>
-        /// Gets the folder path.
-        /// </summary>
-        public string Path => _folder.Path;
-
-        /// <summary>
-        /// Gets the navigation button label.
-        /// </summary>
-        public virtual string NavButtonLabel => _folder.ShortName;
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="ContentTreeNode"/> class.
-        /// </summary>
-        /// <param name="parent">The parent node.</param>
-        /// <param name="path">The folder path.</param>
-        public ContentTreeNode(ContentTreeNode parent, string path)
-        : this(parent, parent?.FolderType ?? ContentFolderType.Other, path)
-        {
-        }
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="ContentTreeNode"/> class.
-        /// </summary>
-        /// <param name="parent">The parent node.</param>
-        /// <param name="type">The folder type.</param>
-        /// <param name="path">The folder path.</param>
-        protected ContentTreeNode(ContentTreeNode parent, ContentFolderType type, string path)
-        : base(false, Editor.Instance.Icons.FolderClosed32, Editor.Instance.Icons.FolderOpen32)
-        {
-            _folder = new ContentFolder(type, path, this);
-            Text = _folder.ShortName;
-            if (parent != null)
-            {
-                Folder.ParentFolder = parent.Folder;
-                Parent = parent;
-            }
-            IconColor = Style.Current.Foreground;
-        }
-
-        /// <summary>
-        /// Shows the rename popup for the item.
-        /// </summary>
-        public void StartRenaming()
-        {
-            if (!_folder.CanRename)
-                return;
-
-            // Start renaming the folder
-            Editor.Instance.Windows.ContentWin.ScrollingOnTreeView(false);
-            var dialog = RenamePopup.Show(this, TextRect, _folder.ShortName, false);
-            dialog.Tag = _folder;
-            dialog.Renamed += popup =>
-            {
-                Editor.Instance.Windows.ContentWin.Rename((ContentFolder)popup.Tag, popup.Text);
-                Editor.Instance.Windows.ContentWin.ScrollingOnTreeView(true);
-            };
-            dialog.Closed += popup => { Editor.Instance.Windows.ContentWin.ScrollingOnTreeView(true); };
-        }
-
-        /// <summary>
-        /// Updates the query search filter.
-        /// </summary>
-        /// <param name="filterText">The filter text.</param>
-        public void UpdateFilter(string filterText)
-        {
-            bool noFilter = string.IsNullOrWhiteSpace(filterText);
-
-            // Update itself
-            bool isThisVisible;
-            if (noFilter)
-            {
-                // Clear filter
-                _highlights?.Clear();
-                isThisVisible = true;
-            }
-            else
-            {
-                var text = Text;
-                if (QueryFilterHelper.Match(filterText, text, out QueryFilterHelper.Range[] ranges))
-                {
-                    // Update highlights
-                    if (_highlights == null)
-                        _highlights = new List<Rectangle>(ranges.Length);
-                    else
-                        _highlights.Clear();
-                    var style = Style.Current;
-                    var font = style.FontSmall;
-                    var textRect = TextRect;
-                    for (int i = 0; i < ranges.Length; i++)
-                    {
-                        var start = font.GetCharPosition(text, ranges[i].StartIndex);
-                        var end = font.GetCharPosition(text, ranges[i].EndIndex);
-                        _highlights.Add(new Rectangle(start.X + textRect.X, textRect.Y, end.X - start.X, textRect.Height));
-                    }
-                    isThisVisible = true;
-                }
-                else
-                {
-                    // Hide
-                    _highlights?.Clear();
-                    isThisVisible = false;
-                }
-            }
-
-            // Update children
-            bool isAnyChildVisible = false;
-            for (int i = 0; i < _children.Count; i++)
-            {
-                if (_children[i] is ContentTreeNode child)
-                {
-                    child.UpdateFilter(filterText);
-                    isAnyChildVisible |= child.Visible;
-                }
-            }
-
-            bool isExpanded = isAnyChildVisible;
-
-            if (isExpanded)
-            {
-                Expand(true);
-            }
-            else
-            {
-                Collapse(true);
-            }
-
-            Visible = isThisVisible | isAnyChildVisible;
-        }
-
-        /// <inheritdoc />
-        public override void Draw()
-        {
-            base.Draw();
-
-            // Draw all highlights
-            if (_highlights != null)
-            {
-                var style = Style.Current;
-                var color = style.ProgressNormal * 0.6f;
-                for (int i = 0; i < _highlights.Count; i++)
-                    Render2D.FillRectangle(_highlights[i], color);
-            }
-        }
-
-        /// <inheritdoc />
-        public override void OnDestroy()
-        {
-            // Delete folder item
-            _folder.Dispose();
-
-            base.OnDestroy();
-        }
-
-        private DragDropEffect GetDragEffect(DragData data)
-        {
-            if (data is DragDataFiles)
-            {
-                if (_folder.CanHaveAssets)
-                    return DragDropEffect.Copy;
-            }
-            else
-            {
-                if (_dragOverItems.HasValidDrag)
-                    return DragDropEffect.Move;
-            }
-
-            return DragDropEffect.None;
-        }
-
-        private bool ValidateDragItem(ContentItem item)
-        {
-            // Reject itself and any parent
-            return item != _folder && !item.Find(_folder);
-        }
-
-        /// <inheritdoc />
-        protected override DragDropEffect OnDragEnterHeader(DragData data)
-        {
-            if (_dragOverItems == null)
-                _dragOverItems = new DragItems(ValidateDragItem);
-
-            _dragOverItems.OnDragEnter(data);
-            return GetDragEffect(data);
-        }
-
-        /// <inheritdoc />
-        protected override DragDropEffect OnDragMoveHeader(DragData data)
-        {
-            return GetDragEffect(data);
-        }
-
-        /// <inheritdoc />
-        protected override void OnDragLeaveHeader()
-        {
-            _dragOverItems.OnDragLeave();
-            base.OnDragLeaveHeader();
-        }
-
-        /// <inheritdoc />
-        protected override DragDropEffect OnDragDropHeader(DragData data)
-        {
-            var result = DragDropEffect.None;
-
-            // Check if drop element or files
-            if (data is DragDataFiles files)
-            {
-                // Import files
-                Editor.Instance.ContentImporting.Import(files.Files, _folder);
-                result = DragDropEffect.Copy;
-
-                Expand();
-            }
-            else if (_dragOverItems.HasValidDrag)
-            {
-                // Move items
-                Editor.Instance.ContentDatabase.Move(_dragOverItems.Objects, _folder);
-                result = DragDropEffect.Move;
-
-                Expand();
-            }
-
-            _dragOverItems.OnDragDrop();
-
-            return result;
-        }
-
-        /// <inheritdoc />
-        protected override void DoDragDrop()
-        {
-            DoDragDrop(DragItems.GetDragData(_folder));
-        }
-
-        /// <inheritdoc />
-        protected override void OnLongPress()
-        {
-            Select();
-
-            StartRenaming();
-        }
-
-        /// <inheritdoc />
-        public override bool OnKeyDown(KeyboardKeys key)
-        {
-            if (IsFocused)
-            {
-                switch (key)
-                {
-                case KeyboardKeys.F2:
-                    StartRenaming();
-                    return true;
-                case KeyboardKeys.Delete:
-                    if (Folder.Exists && CanDelete)
-                        Editor.Instance.Windows.ContentWin.Delete(Folder);
-                    return true;
-                }
-                if (RootWindow.GetKey(KeyboardKeys.Control))
-                {
-                    switch (key)
-                    {
-                    case KeyboardKeys.D:
-                        if (Folder.Exists && CanDuplicate)
-                            Editor.Instance.Windows.ContentWin.Duplicate(Folder);
-                        return true;
-                    }
-                }
-            }
-
-            return base.OnKeyDown(key);
-        }
-    }
-}

Source/Editor/Content/Tree/MainContentTreeNode.cs

@@ -7,8 +7,8 @@ namespace FlaxEditor.Content
     /// <summary>
     /// Content tree node used for main directories.
     /// </summary>
-    /// <seealso cref="FlaxEditor.Content.ContentTreeNode" />
+    /// <seealso cref="ContentFolderTreeNode" />
-    public class MainContentTreeNode : ContentTreeNode
+    public class MainContentFolderTreeNode : ContentFolderTreeNode
     {
         private FileSystemWatcher _watcher;
 
@@ -19,12 +19,12 @@ namespace FlaxEditor.Content
         public override bool CanDuplicate => false;
 
         /// <summary>
-        /// Initializes a new instance of the <see cref="MainContentTreeNode"/> class.
+        /// Initializes a new instance of the <see cref="MainContentFolderTreeNode"/> class.
         /// </summary>
         /// <param name="parent">The parent project.</param>
         /// <param name="type">The folder type.</param>
         /// <param name="path">The folder path.</param>
-        public MainContentTreeNode(ProjectTreeNode parent, ContentFolderType type, string path)
+        public MainContentFolderTreeNode(ProjectFolderTreeNode parent, ContentFolderType type, string path)
         : base(parent, type, path)
         {
             _watcher = new FileSystemWatcher(path)

Source/Editor/Content/Tree/ProjectTreeNode.cs

@@ -1,5 +1,6 @@
 // Copyright (c) Wojciech Figat. All rights reserved.
 
+using System;
 using FlaxEngine.GUI;
 
 namespace FlaxEditor.Content
@@ -7,8 +8,8 @@ namespace FlaxEditor.Content
     /// <summary>
     /// Root tree node for the project workspace.
     /// </summary>
-    /// <seealso cref="FlaxEditor.Content.ContentTreeNode" />
+    /// <seealso cref="ContentFolderTreeNode" />
-    public sealed class ProjectTreeNode : ContentTreeNode
+    public sealed class ProjectFolderTreeNode : ContentFolderTreeNode
     {
         /// <summary>
         /// The project/
@@ -18,18 +19,18 @@ namespace FlaxEditor.Content
         /// <summary>
         /// The project content directory.
         /// </summary>
-        public MainContentTreeNode Content;
+        public MainContentFolderTreeNode Content;
 
         /// <summary>
         /// The project source code directory.
         /// </summary>
-        public MainContentTreeNode Source;
+        public MainContentFolderTreeNode Source;
 
         /// <summary>
-        /// Initializes a new instance of the <see cref="ProjectTreeNode"/> class.
+        /// Initializes a new instance of the <see cref="ProjectFolderTreeNode"/> class.
         /// </summary>
         /// <param name="project">The project.</param>
-        public ProjectTreeNode(ProjectInfo project)
+        public ProjectFolderTreeNode(ProjectInfo project)
         : base(null, project.ProjectFolderPath)
         {
             Project = project;
@@ -48,9 +49,29 @@ namespace FlaxEditor.Content
         /// <inheritdoc />
         public override int Compare(Control other)
         {
-            // Move the main game project to the top
+            if (other is ProjectFolderTreeNode otherProject)
-            if (Project.Name == Editor.Instance.GameProject.Name)
+            {
-                return -1;
+                var gameProject = Editor.Instance.GameProject;
+                var engineProject = Editor.Instance.EngineProject;
+                bool isGame = Project == gameProject;
+                bool isEngine = Project == engineProject;
+                bool otherIsGame = otherProject.Project == gameProject;
+                bool otherIsEngine = otherProject.Project == engineProject;
+
+                // Main game project at the top
+                if (isGame && !otherIsGame)
+                    return -1;
+                if (!isGame && otherIsGame)
+                    return 1;
+
+                // Engine project at the bottom (when distinct)
+                if (isEngine && !otherIsEngine)
+                    return 1;
+                if (!isEngine && otherIsEngine)
+                    return -1;
+
+                return string.CompareOrdinal(Project.Name, otherProject.Project.Name);
+            }
             return base.Compare(other);
         }
     }

Source/Editor/Content/Tree/RootContentTreeNode.cs

@@ -5,13 +5,13 @@ namespace FlaxEditor.Content
     /// <summary>
     /// Root tree node for the content workspace.
     /// </summary>
-    /// <seealso cref="FlaxEditor.Content.ContentTreeNode" />
+    /// <seealso cref="ContentFolderTreeNode" />
-    public sealed class RootContentTreeNode : ContentTreeNode
+    public sealed class RootContentFolderTreeNode : ContentFolderTreeNode
     {
         /// <summary>
-        /// Initializes a new instance of the <see cref="RootContentTreeNode"/> class.
+        /// Initializes a new instance of the <see cref="RootContentFolderTreeNode"/> class.
         /// </summary>
-        public RootContentTreeNode()
+        public RootContentFolderTreeNode()
         : base(null, string.Empty)
         {
         }

Source/Editor/Cooker/CookingData.h

@@ -141,6 +141,11 @@ API_ENUM() enum class BuildPlatform
     /// </summary>
     API_ENUM(Attributes="EditorDisplay(null, \"Windows ARM64\")")
     WindowsARM64 = 15,
+
+    /// <summary>
+    /// Web
+    /// </summary>
+    Web = 16,
 };
 
 /// <summary>
@@ -188,6 +193,11 @@ enum class DotNetAOTModes
     /// Use Mono AOT to cross-compile all used C# assemblies into native platform static libraries which can be linked into a single shared library.
     /// </summary>
     MonoAOTStatic,
+
+    /// <summary>
+    /// Target platform doesn't support .NET or it has been disabled.
+    /// </summary>
+    NoDotnet,
 };
 
 extern FLAXENGINE_API const Char* ToString(const BuildPlatform platform);

Source/Editor/Cooker/GameCooker.cpp

@@ -69,6 +69,10 @@
 #include "Platform/iOS/iOSPlatformTools.h"
 #include "Engine/Platform/iOS/iOSPlatformSettings.h"
 #endif
+#if PLATFORM_TOOLS_WEB
+#include "Platform/Web/WebPlatformTools.h"
+#include "Engine/Platform/Web/WebPlatformSettings.h"
+#endif
 
 namespace GameCookerImpl
 {
@@ -151,6 +155,8 @@ const Char* ToString(const BuildPlatform platform)
         return TEXT("iOS ARM64");
     case BuildPlatform::WindowsARM64:
         return TEXT("Windows ARM64");
+    case BuildPlatform::Web:
+        return TEXT("Web");
     default:
         return TEXT("");
     }
@@ -183,6 +189,8 @@ const Char* ToString(const DotNetAOTModes mode)
         return TEXT("MonoAOTDynamic");
     case DotNetAOTModes::MonoAOTStatic:
         return TEXT("MonoAOTStatic");
+    case DotNetAOTModes::NoDotnet:
+        return TEXT("NoDotnet");
     default:
         return TEXT("");
     }
@@ -307,6 +315,10 @@ void CookingData::GetBuildPlatformName(const Char*& platform, const Char*& archi
         platform = TEXT("Windows");
         architecture = TEXT("ARM64");
         break;
+    case BuildPlatform::Web:
+        platform = TEXT("Web");
+        architecture = TEXT("x86");
+        break;
     default:
         LOG(Fatal, "Unknown or unsupported build platform.");
     }
@@ -461,6 +473,11 @@ PlatformTools* GameCooker::GetTools(BuildPlatform platform)
         case BuildPlatform::iOSARM64:
             result = New<iOSPlatformTools>();
             break;
+#endif
+#if PLATFORM_TOOLS_WEB
+        case BuildPlatform::Web:
+            result = New<WebPlatformTools>();
+            break;
 #endif
         }
         Tools.Add(platform, result);
@@ -518,7 +535,8 @@ bool GameCooker::Build(BuildPlatform platform, BuildConfiguration configuration,
     {
         Function<int32()> f;
         f.Bind(ThreadFunction);
-        const auto thread = ThreadSpawner::Start(f, GameCookerServiceInstance.Name, ThreadPriority::Highest);
+        uint32 stackSize = 4 * 1024 * 1024; // Larger stack
+        const auto thread = ThreadSpawner::Start(f, GameCookerServiceInstance.Name, ThreadPriority::Highest, stackSize);
         if (thread == nullptr)
         {
             GameCookerImpl::IsRunning = false;
@@ -604,6 +622,9 @@ void GameCooker::GetCurrentPlatform(PlatformType& platform, BuildPlatform& build
     case PlatformType::iOS:
         buildPlatform = BuildPlatform::iOSARM64;
         break;
+    case PlatformType::Web:
+        buildPlatform = BuildPlatform::Web;
+        break;
     default: ;
     }
 }

Source/Editor/Cooker/GameCooker.cs

@@ -106,6 +106,7 @@ namespace FlaxEditor
             case BuildPlatform.MacOSARM64:
             case BuildPlatform.MacOSx64: return PlatformType.Mac;
             case BuildPlatform.iOSARM64: return PlatformType.iOS;
+            case BuildPlatform.Web: return PlatformType.Web;
             default: throw new ArgumentOutOfRangeException(nameof(buildPlatform), buildPlatform, null);
             }
         }

Source/Editor/Cooker/Platform/Android/AndroidPlatformTools.cpp

@@ -138,6 +138,7 @@ Array<byte> AndroidPlatformTools::SaveCache(CookingData& data, IBuildCache* cach
     result.Add((const byte*)&platformCache, sizeof(platformCache));
     return result;
 }
+
 void AndroidPlatformTools::OnBuildStarted(CookingData& data)
 {
     // Adjust the cooking output folder to be located inside the Gradle assets directory
@@ -412,7 +413,6 @@ bool AndroidPlatformTools::OnPostProcess(CookingData& data)
     }
     LOG(Info, "Output Android APK application package: {0} (size: {1} MB)", outputApk, FileSystem::GetFileSize(outputApk) / 1024 / 1024);
 
-
     return false;
 }
 

Source/Editor/Cooker/Platform/Web/WebPlatformTools.cpp

@@ -0,0 +1,270 @@
+// Copyright (c) Wojciech Figat. All rights reserved.
+
+#if PLATFORM_TOOLS_WEB
+
+#include "WebPlatformTools.h"
+#include "Engine/Platform/File.h"
+#include "Engine/Platform/FileSystem.h"
+#include "Engine/Platform/CreateProcessSettings.h"
+#include "Engine/Platform/Web/WebPlatformSettings.h"
+#include "Engine/Core/Types/Span.h"
+#include "Engine/Core/Math/Vector2.h"
+#include "Engine/Core/Config/GameSettings.h"
+#include "Engine/Core/Config/BuildSettings.h"
+#include "Engine/Content/Content.h"
+#include "Engine/Content/JsonAsset.h"
+#include "Engine/Graphics/PixelFormatExtensions.h"
+#include "Engine/Graphics/Textures/TextureBase.h"
+#include "Editor/Cooker/GameCooker.h"
+
+IMPLEMENT_SETTINGS_GETTER(WebPlatformSettings, WebPlatform);
+
+namespace
+{
+    struct WebPlatformCache
+    {
+        WebPlatformSettings::TextureCompression TexturesCompression;
+    };
+}
+
+const Char* WebPlatformTools::GetDisplayName() const
+{
+    return TEXT("Web");
+}
+
+const Char* WebPlatformTools::GetName() const
+{
+    return TEXT("Web");
+}
+
+PlatformType WebPlatformTools::GetPlatform() const
+{
+    return PlatformType::Web;
+}
+
+ArchitectureType WebPlatformTools::GetArchitecture() const
+{
+    return ArchitectureType::x86;
+}
+
+DotNetAOTModes WebPlatformTools::UseAOT() const
+{
+    return DotNetAOTModes::NoDotnet;
+}
+
+PixelFormat WebPlatformTools::GetTextureFormat(CookingData& data, TextureBase* texture, PixelFormat format)
+{
+    const auto platformSettings = WebPlatformSettings::Get();
+    const auto uncompressed = PixelFormatExtensions::FindUncompressedFormat(format);
+    switch (platformSettings->TexturesCompression)
+    {
+    case WebPlatformSettings::TextureCompression::Uncompressed:
+        return uncompressed;
+    case WebPlatformSettings::TextureCompression::BC:
+        return format;
+    case WebPlatformSettings::TextureCompression::ASTC:
+        switch (format)
+        {
+        case PixelFormat::BC4_SNorm:
+            return PixelFormat::R8_SNorm;
+        case PixelFormat::BC5_SNorm:
+            return PixelFormat::R16G16_SNorm;
+        case PixelFormat::BC6H_Typeless:
+        case PixelFormat::BC6H_Uf16:
+        case PixelFormat::BC6H_Sf16:
+        case PixelFormat::BC7_Typeless:
+        case PixelFormat::BC7_UNorm:
+        case PixelFormat::BC7_UNorm_sRGB:
+            return PixelFormat::R16G16B16A16_Float; // TODO: ASTC HDR
+        default:
+            return PixelFormatExtensions::IsSRGB(format) ? PixelFormat::ASTC_6x6_UNorm_sRGB : PixelFormat::ASTC_6x6_UNorm;
+        }
+    case WebPlatformSettings::TextureCompression::Basis:
+        switch (format)
+        {
+        case PixelFormat::BC7_Typeless:
+        case PixelFormat::BC7_UNorm:
+        case PixelFormat::BC7_UNorm_sRGB:
+            return PixelFormat::R16G16B16A16_Float; // Basic Universal doesn't support alpha in BC7 (and it can be loaded only from LDR formats)
+        default:
+            if (uncompressed != format && texture->Size().MinValue() >= 16)
+                return PixelFormat::Basis;
+            return uncompressed;
+        }
+    default:
+        return format;
+    }
+}
+
+void WebPlatformTools::LoadCache(CookingData& data, IBuildCache* cache, const Span<byte>& bytes)
+{
+    const auto platformSettings = WebPlatformSettings::Get();
+    bool invalidTextures = true;
+    if (bytes.Length() == sizeof(WebPlatformCache))
+    {
+        auto* platformCache = (WebPlatformCache*)bytes.Get();
+        invalidTextures = platformCache->TexturesCompression != platformSettings->TexturesCompression;
+    }
+    if (invalidTextures)
+    {
+        LOG(Info, "{0} option has been modified.", TEXT("TexturesQuality"));
+        cache->InvalidateCacheTextures();
+    }
+}
+
+Array<byte> WebPlatformTools::SaveCache(CookingData& data, IBuildCache* cache)
+{
+    const auto platformSettings = WebPlatformSettings::Get();
+    WebPlatformCache platformCache;
+    platformCache.TexturesCompression = platformSettings->TexturesCompression;
+    Array<byte> result;
+    result.Add((const byte*)&platformCache, sizeof(platformCache));
+    return result;
+}
+
+bool WebPlatformTools::IsNativeCodeFile(CookingData& data, const String& file)
+{
+    String extension = FileSystem::GetExtension(file);
+    return extension.IsEmpty() || extension == TEXT("html") || extension == TEXT("js") || extension == TEXT("wasm");
+}
+
+void WebPlatformTools::OnBuildStarted(CookingData& data)
+{
+    // Adjust the cooking output folder for the data files so file_packager tool can compress and output final data inside the cooker output folder
+    data.DataOutputPath = data.CacheDirectory / TEXT("Files");
+}
+
+bool WebPlatformTools::OnPostProcess(CookingData& data)
+{
+    const auto gameSettings = GameSettings::Get();
+    const auto platformSettings = WebPlatformSettings::Get();
+    const auto platformDataPath = data.GetPlatformBinariesRoot();
+
+    // Get name of the output binary (JavaScript and WebAssembly files match)
+    String gameJs;
+    {
+        Array<String> files;
+        FileSystem::DirectoryGetFiles(files, data.OriginalOutputPath, TEXT("*"), DirectorySearchOption::TopDirectoryOnly);
+        for (const String& file : files)
+        {
+            if (file.EndsWith(TEXT(".js")))
+            {
+                String outputWasm = String(StringUtils::GetPathWithoutExtension(file)) + TEXT(".wasm");
+                if (files.Contains(outputWasm))
+                {
+                    gameJs = file;
+                    break;
+                }
+            }
+        }
+    }
+    if (gameJs.IsEmpty())
+    {
+        data.Error(TEXT("Failed to find the main JavaScript for the output game"));
+        return true;
+    }
+
+    // Move .wasm assemblies into the data files in order for dlopen to work (blocking)
+    {
+        Array<String> files;
+        FileSystem::DirectoryGetFiles(files, data.OriginalOutputPath, TEXT("*.wasm"), DirectorySearchOption::AllDirectories);
+        StringView gameWasm = StringUtils::GetFileNameWithoutExtension(gameJs);
+        for (const String& file : files)
+        {
+            if (StringUtils::GetFileNameWithoutExtension(file) == gameWasm)
+                continue; // Skip the main game module
+            FileSystem::MoveFile(data.DataOutputPath / StringUtils::GetFileName(file), file, true);
+        }
+    }
+
+    // Pack data files into a single file using Emscripten's file_packager tool
+    {
+        CreateProcessSettings procSettings;
+        String emscriptenSdk = TEXT("EMSDK");
+        Platform::GetEnvironmentVariable(emscriptenSdk, emscriptenSdk);
+        procSettings.FileName = emscriptenSdk / TEXT("upstream/emscripten/tools/file_packager");
+#if PLATFORM_WIN32
+        procSettings.FileName += TEXT(".bat");
+#endif
+        procSettings.Arguments = String::Format(TEXT("files.data --preload \"{}@/\" --lz4 --js-output=files.js"), data.DataOutputPath);
+        procSettings.WorkingDirectory = data.OriginalOutputPath;
+        const int32 result = Platform::CreateProcess(procSettings);
+        if (result != 0)
+        {
+            if (!FileSystem::FileExists(procSettings.FileName))
+                data.Error(TEXT("Missing file_packager.bat. Ensure Emscripten SDK installation is valid and 'EMSDK' environment variable points to it."));
+            data.Error(String::Format(TEXT("Failed to package project files (result code: {0}). See log for more info."), result));
+            return true;
+        }
+    }
+
+    // Copy icon file
+    {
+        String dstIcon = data.OriginalOutputPath / TEXT("favicon.ico");
+        if (!FileSystem::FileExists(dstIcon))
+            FileSystem::CopyFile(dstIcon, platformDataPath / TEXT("favicon.ico"));
+    }
+
+    // Copy custom HTMl template
+    auto customHtml = platformSettings->CustomHtml.TrimTrailing();
+    if (customHtml.HasChars())
+    {
+        FileSystem::CopyFile(data.OriginalOutputPath / TEXT("FlaxGame.html"), customHtml);
+    }
+
+    // Rename game website main HTML file to match the most common name used by web servers (index.html)
+    FileSystem::MoveFile(data.OriginalOutputPath / TEXT("index.html"), data.OriginalOutputPath / TEXT("FlaxGame.html"), true);
+
+    // Insert packaged file system with game data
+    {
+        String gameJsText;
+        if (File::ReadAllText(gameJs, gameJsText))
+        {
+            data.Error(String::Format(TEXT("Failed to load file '{}'"), gameJs));
+            return true;
+        }
+        const String filesIncludeBegin = TEXT("// include: files.js");
+        const String filesIncludeEnd = TEXT("// end include: files.js");
+        String fileJs = data.OriginalOutputPath / TEXT("files.js");
+        if (!gameJsText.Contains(filesIncludeBegin))
+        {
+            // Insert generated files.js into the main game file after the minimum_runtime_check.js include
+            String fileJsText;
+            if (File::ReadAllText(fileJs, fileJsText))
+            {
+                data.Error(String::Format(TEXT("Failed to load file '{}'"), fileJs));
+                return true;
+            }
+            const String insertPrefixLocation = TEXT("// end include: minimum_runtime_check.js");
+            int32 location = gameJsText.Find(insertPrefixLocation);
+            if (location != -1)
+            {
+                location += insertPrefixLocation.Length() + 1;
+                fileJsText = filesIncludeBegin + TEXT("\n") + fileJsText + TEXT("\n") + filesIncludeEnd + TEXT("\n");
+                gameJsText.Insert(location, fileJsText);
+            }
+            else
+            {
+                // Comments are missing in Release when JS/HTML are minified
+                fileJsText.Insert(0, filesIncludeBegin);
+                fileJsText.Insert(0, TEXT("\n"));
+                gameJsText.Insert(0, fileJsText);
+            }
+            File::WriteAllText(gameJs, gameJsText, Encoding::UTF8);
+        }
+
+        // Remove the generated files.js as it's now included in the main game JS file
+        FileSystem::DeleteFile(fileJs);
+    }
+
+    const auto buildSettings = BuildSettings::Get();
+    if (buildSettings->SkipPackaging)
+        return false;
+    GameCooker::PackageFiles();
+
+    LOG(Info, "Output website size: {0} MB", FileSystem::GetDirectorySize(data.OriginalOutputPath) / 1024 / 1024);
+
+    return false;
+}
+
+#endif

Source/Editor/Cooker/Platform/Web/WebPlatformTools.h

@@ -0,0 +1,29 @@
+// Copyright (c) Wojciech Figat. All rights reserved.
+
+#pragma once
+
+#if PLATFORM_TOOLS_WEB
+
+#include "../../PlatformTools.h"
+
+/// <summary>
+/// The Web platform support tools.
+/// </summary>
+class WebPlatformTools : public PlatformTools
+{
+public:
+    // [PlatformTools]
+    const Char* GetDisplayName() const override;
+    const Char* GetName() const override;
+    PlatformType GetPlatform() const override;
+    ArchitectureType GetArchitecture() const override;
+    DotNetAOTModes UseAOT() const override;
+    PixelFormat GetTextureFormat(CookingData& data, TextureBase* texture, PixelFormat format) override;
+    void LoadCache(CookingData& data, IBuildCache* cache, const Span<byte>& bytes) override;
+    Array<byte> SaveCache(CookingData& data, IBuildCache* cache) override;
+    bool IsNativeCodeFile(CookingData& data, const String& file) override;
+    void OnBuildStarted(CookingData& data) override;
+    bool OnPostProcess(CookingData& data) override;
+};
+
+#endif

Source/Editor/Cooker/Steps/CookAssetsStep.cpp

@@ -572,6 +572,14 @@ bool ProcessShaderBase(CookAssetsStep::AssetCookData& data, ShaderAssetBase* ass
         COMPILE_PROFILE(Vulkan_SM5, SHADER_FILE_CHUNK_INTERNAL_VULKAN_SM5_CACHE);
         break;
     }
+#endif
+#if PLATFORM_TOOLS_WEB
+    case BuildPlatform::Web:
+    {
+        const char* platformDefineName = "PLATFORM_WEB";
+        COMPILE_PROFILE(WebGPU, SHADER_FILE_CHUNK_INTERNAL_GENERIC_CACHE);
+        break;
+    }
 #endif
     default:
     {
@@ -734,37 +742,8 @@ bool ProcessTextureBase(CookAssetsStep::AssetCookData& data)
     {
         auto chunk = New<FlaxChunk>();
         data.InitData.Header.Chunks[mipIndex] = chunk;
-
+        if (TextureTool::WriteTextureData(chunk->Data, *textureData, mipIndex))
-        // Calculate the texture data storage layout
+            return true;
-        uint32 rowPitch, slicePitch;
-        const int32 mipWidth = Math::Max(1, textureData->Width >> mipIndex);
-        const int32 mipHeight = Math::Max(1, textureData->Height >> mipIndex);
-        RenderTools::ComputePitch(textureData->Format, mipWidth, mipHeight, rowPitch, slicePitch);
-        chunk->Data.Allocate(slicePitch * textureData->GetArraySize());
-
-        // Copy array slices into mip data (sequential)
-        for (int32 arrayIndex = 0; arrayIndex < textureData->Items.Count(); arrayIndex++)
-        {
-            auto& mipData = textureData->Items[arrayIndex].Mips[mipIndex];
-            byte* src = mipData.Data.Get();
-            byte* dst = chunk->Data.Get() + (slicePitch * arrayIndex);
-
-            // Faster path if source and destination data layout matches
-            if (rowPitch == mipData.RowPitch && slicePitch == mipData.DepthPitch)
-            {
-                Platform::MemoryCopy(dst, src, slicePitch);
-            }
-            else
-            {
-                const auto copyRowSize = Math::Min(mipData.RowPitch, rowPitch);
-                for (uint32 line = 0; line < mipData.Lines; line++)
-                {
-                    Platform::MemoryCopy(dst, src, copyRowSize);
-                    src += mipData.RowPitch;
-                    dst += rowPitch;
-                }
-            }
-        }
     }
 
     // Clone any custom asset chunks (eg. sprite atlas data, mips are in 0-13 chunks)

Source/Editor/Cooker/Steps/DeployDataStep.cpp

@@ -39,17 +39,23 @@ bool DeployDataStep::Perform(CookingData& data)
     }
     String dstDotnet = data.DataOutputPath / TEXT("Dotnet");
     const DotNetAOTModes aotMode = data.Tools->UseAOT();
-    const bool usAOT = aotMode != DotNetAOTModes::None;
+    const bool usAOT = aotMode != DotNetAOTModes::None && aotMode != DotNetAOTModes::NoDotnet;
     if (usAOT)
     {
         // Deploy Dotnet files into intermediate cooking directory for AOT
         FileSystem::DeleteDirectory(dstDotnet);
         dstDotnet = data.ManagedCodeOutputPath;
     }
-    if (buildSettings.SkipDotnetPackaging && data.Tools->UseSystemDotnet())
+    if (aotMode == DotNetAOTModes::NoDotnet)
+    {
+        // No .NET
+        FileSystem::DeleteDirectory(dstDotnet);
+    }
+    else if (buildSettings.SkipDotnetPackaging && data.Tools->UseSystemDotnet())
     {
         // Use system-installed .NET Runtime
         FileSystem::DeleteDirectory(dstDotnet);
+        LOG(Info, "Not using .NET Runtime");
     }
     else
     {

Source/Editor/Cooker/Steps/PrecompileAssembliesStep.cpp

@@ -12,7 +12,9 @@
 void PrecompileAssembliesStep::OnBuildStarted(CookingData& data)
 {
     const DotNetAOTModes aotMode = data.Tools->UseAOT();
-    if (aotMode == DotNetAOTModes::None || EnumHasAllFlags(data.Options, BuildOptions::NoCook))
+    if (aotMode == DotNetAOTModes::None || 
+        aotMode == DotNetAOTModes::NoDotnet || 
+        EnumHasAllFlags(data.Options, BuildOptions::NoCook))
         return;
     const auto& buildSettings = *BuildSettings::Get();
 
@@ -49,7 +51,8 @@ void PrecompileAssembliesStep::OnBuildStarted(CookingData& data)
 bool PrecompileAssembliesStep::Perform(CookingData& data)
 {
     const DotNetAOTModes aotMode = data.Tools->UseAOT();
-    if (aotMode == DotNetAOTModes::None)
+    if (aotMode == DotNetAOTModes::None ||
+        aotMode == DotNetAOTModes::NoDotnet)
         return false;
     const auto& buildSettings = *BuildSettings::Get();
     if (buildSettings.SkipDotnetPackaging && data.Tools->UseSystemDotnet())

Source/Editor/CustomEditors/CustomEditor.cs

@@ -52,6 +52,7 @@ namespace FlaxEditor.CustomEditors
         private readonly List<CustomEditor> _children = new List<CustomEditor>();
         private ValueContainer _values;
         private bool _isSetBlocked;
+        private bool _isRebuilding;
         private bool _skipChildrenRefresh;
         private bool _hasValueDirty;
         private bool _rebuildOnRefresh;
@@ -178,7 +179,7 @@ namespace FlaxEditor.CustomEditors
         public void RebuildLayout()
         {
             // Skip rebuilding during init
-            if (CurrentCustomEditor == this)
+            if (CurrentCustomEditor == this || _isRebuilding)
                 return;
 
             // Special case for root objects to run normal layout build
@@ -197,6 +198,7 @@ namespace FlaxEditor.CustomEditors
                 _parent?.RebuildLayout();
                 return;
             }
+            _isRebuilding = true;
             var control = layout.ContainerControl;
             var parent = _parent;
             var parentScrollV = (_presenter?.Panel.Parent as Panel)?.VScrollBar?.Value ?? -1;
@@ -216,6 +218,7 @@ namespace FlaxEditor.CustomEditors
             // Restore scroll value
             if (parentScrollV > -1 && _presenter != null && _presenter.Panel.Parent is Panel panel && panel.VScrollBar != null)
                 panel.VScrollBar.Value = parentScrollV;
+            _isRebuilding = false;
         }
 
         /// <summary>

Source/Editor/CustomEditors/Dedicated/ActorEditor.cs

@@ -55,9 +55,8 @@ namespace FlaxEditor.CustomEditors.Dedicated
             {
                 // TODO: consider editing more than one instance of the same prefab asset at once
 
-                var prefab = FlaxEngine.Content.LoadAsync<Prefab>(actor.PrefabID);
+                var prefab = FlaxEngine.Content.Load<Prefab>(actor.PrefabID);
-                // TODO: don't stall here?
+                if (prefab)
-                if (prefab && !prefab.WaitForLoaded())
                 {
                     var prefabObjectId = actor.PrefabObjectID;
                     var prefabInstance = prefab.GetDefaultInstance(ref prefabObjectId);
@@ -203,7 +202,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
                 //Presenter.BuildLayoutOnUpdate();
 
                 // Better way is to just update the reference value using the new default instance of the prefab, created after changes apply
-                if (Values != null && prefab && !prefab.WaitForLoaded())
+                if (Values != null && (Actor)Values[0] && prefab && !prefab.WaitForLoaded())
                 {
                     var actor = (Actor)Values[0];
                     var prefabObjectId = actor.PrefabObjectID;

Source/Editor/CustomEditors/Dedicated/ScriptsEditor.cs

@@ -103,11 +103,12 @@ namespace FlaxEditor.CustomEditors.Dedicated
                     var actors = ScriptsEditor.ParentEditor.Values;
                     foreach (var a in actors)
                     {
-                        if (a.GetType() != requireActor.RequiredType)
+                        if (a.GetType() == requireActor.RequiredType)
-                        {
+                            continue;
-                            item.Enabled = false;
+                        if (requireActor.IncludeInheritedTypes && a.GetType().IsSubclassOf(requireActor.RequiredType))
-                            break;
+                            continue;
-                        }
+                        item.Enabled = false;
+                        break;
                     }
                 }
                 cm.AddItem(item);
@@ -739,6 +740,8 @@ namespace FlaxEditor.CustomEditors.Dedicated
         /// <inheritdoc />
         public override void Initialize(LayoutElementsContainer layout)
         {
+            var style = FlaxEngine.GUI.Style.Current;
+
             // Area for drag&drop scripts
             var dragArea = layout.CustomContainer<DragAreaControl>();
             dragArea.CustomControl.ScriptsEditor = this;
@@ -800,17 +803,10 @@ namespace FlaxEditor.CustomEditors.Dedicated
                 bool hasAllRequirements = true;
                 if (scriptType.HasAttribute(typeof(RequireScriptAttribute), false))
                 {
-                    RequireScriptAttribute scriptAttribute = null;
+                    var attribute = (RequireScriptAttribute)scriptType.GetAttributes(false).FirstOrDefault(x => x is RequireScriptAttribute);
-                    foreach (var e in scriptType.GetAttributes(false))
+                    if (attribute != null)
                     {
-                        if (e is not RequireScriptAttribute requireScriptAttribute)
+                        foreach (var type in attribute.RequiredTypes)
-                            continue;
-                        scriptAttribute = requireScriptAttribute;
-                    }
-
-                    if (scriptAttribute != null)
-                    {
-                        foreach (var type in scriptAttribute.RequiredTypes)
                         {
                             if (!type.IsSubclassOf(typeof(Script)))
                                 continue;
@@ -825,19 +821,11 @@ namespace FlaxEditor.CustomEditors.Dedicated
                 }
                 if (scriptType.HasAttribute(typeof(RequireActorAttribute), false))
                 {
-                    RequireActorAttribute attribute = null;
+                    var attribute = (RequireActorAttribute)scriptType.GetAttributes(false).FirstOrDefault(x => x is RequireActorAttribute);
-                    foreach (var e in scriptType.GetAttributes(false))
-                    {
-                        if (e is not RequireActorAttribute requireActorAttribute)
-                            continue;
-                        attribute = requireActorAttribute;
-                        break;
-                    }
-
                     if (attribute != null)
                     {
                         var actor = script.Actor;
-                        if (actor.GetType() != attribute.RequiredType && !actor.GetType().IsSubclassOf(attribute.RequiredType))
+                        if (actor.GetType() != attribute.RequiredType && (attribute.IncludeInheritedTypes && !actor.GetType().IsSubclassOf(attribute.RequiredType)))
                         {
                             Editor.LogWarning($"`{Utilities.Utils.GetPropertyNameUI(scriptType.Name)}` on `{script.Actor}` is missing a required Actor of type `{attribute.RequiredType}`.");
                             hasAllRequirements = false;
@@ -850,7 +838,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
                 var title = Utilities.Utils.GetPropertyNameUI(scriptType.Name);
                 var group = layout.Group(title, editor);
                 if (!hasAllRequirements)
-                    group.Panel.HeaderTextColor = FlaxEngine.GUI.Style.Current.Statusbar.Failed;
+                    group.Panel.HeaderTextColor = style.Statusbar.Failed;
                 if ((Presenter.Features & FeatureFlags.CacheExpandedGroups) != 0)
                 {
                     if (Editor.Instance.ProjectCache.IsGroupToggled(title))
@@ -863,9 +851,10 @@ namespace FlaxEditor.CustomEditors.Dedicated
                     group.Panel.Open();
 
                 // Customize
+                float totalHeaderButtonsOffset = 0f;
                 group.Panel.TooltipText = Editor.Instance.CodeDocs.GetTooltip(scriptType);
                 if (script.HasPrefabLink)
-                    group.Panel.HeaderTextColor = FlaxEngine.GUI.Style.Current.ProgressNormal;
+                    group.Panel.HeaderTextColor = style.ProgressNormal;
 
                 // Add toggle button to the group
                 var headerHeight = group.Panel.HeaderHeight;
@@ -889,7 +878,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
                     TooltipText = "Script reference.",
                     AutoFocus = true,
                     IsScrollable = false,
-                    Color = FlaxEngine.GUI.Style.Current.ForegroundGrey,
+                    Color = style.ForegroundGrey,
                     Parent = group.Panel,
                     Bounds = new Rectangle(scriptToggle.Right, 0.5f, headerHeight, headerHeight),
                     Margin = new Margin(1),
@@ -908,10 +897,35 @@ namespace FlaxEditor.CustomEditors.Dedicated
                 var settingsButton = group.AddSettingsButton();
                 settingsButton.Tag = script;
                 settingsButton.Clicked += OnSettingsButtonClicked;
+                totalHeaderButtonsOffset += settingsButton.Width + FlaxEditor.Utilities.Constants.UIMargin;
+
+                // Add script obsolete icon to the group
+                if (scriptType.HasAttribute(typeof(ObsoleteAttribute), false))
+                {
+                    var attribute = (ObsoleteAttribute)scriptType.GetAttributes(false).First(x => x is ObsoleteAttribute);
+                    var tooltip = "Script marked as obsolete." +
+                        (string.IsNullOrEmpty(attribute.Message) ? "" : $"\n{attribute.Message}") +
+                        (string.IsNullOrEmpty(attribute.DiagnosticId) ? "" : $"\n{attribute.DiagnosticId}");
+                    var obsoleteButton = group.AddHeaderButton(tooltip, totalHeaderButtonsOffset, Editor.Instance.Icons.Info32);
+                    obsoleteButton.Color = Color.Orange;
+                    obsoleteButton.MouseOverColor = Color.DarkOrange;
+                    totalHeaderButtonsOffset += obsoleteButton.Width;
+                }
+
+                // Show visual indicator if script only exists in prefab instance and is not part of the prefab
+                bool isPrefabActor = scripts.Any(s => s.Actor.HasPrefabLink);
+                if (isPrefabActor && script.PrefabID == Guid.Empty)
+                {
+                    var prefabInstanceButton = group.AddHeaderButton("Script only exists in this prefab instance.", totalHeaderButtonsOffset, Editor.Instance.Icons.Add32);
+                    prefabInstanceButton.Color = style.ProgressNormal;
+                    prefabInstanceButton.MouseOverColor = style.ProgressNormal * 0.9f;
+                    totalHeaderButtonsOffset += prefabInstanceButton.Width;
+                }
 
                 // Adjust margin to not overlap with other ui elements in the header
                 group.Panel.HeaderTextMargin = group.Panel.HeaderTextMargin with { Left = scriptDrag.Right - 12, Right = settingsButton.Width + Utilities.Constants.UIMargin };
                 group.Object(values, editor);
+
                 // Remove drop down arrows and containment lines if no objects in the group
                 if (group.Children.Count == 0)
                 {

Source/Editor/CustomEditors/Dedicated/SplineEditor.cs

@@ -18,7 +18,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
     public class SplineEditor : ActorEditor
     {
         /// <summary>
-        /// Storage undo spline data
+        /// Stores undo spline data.
         /// </summary>
         private struct UndoData
         {
@@ -83,7 +83,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
         }
 
         /// <summary>
-        /// Edit curve options manipulate the curve as free mode
+        /// Edit curve options manipulate the curve as free mode.
         /// </summary>
         private sealed class FreeTangentMode : EditTangentOptionBase
         {
@@ -98,7 +98,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
         }
 
         /// <summary>
-        /// Edit curve options to set tangents to linear
+        /// Edit curve options to set tangents to linear.
         /// </summary>
         private sealed class LinearTangentMode : EditTangentOptionBase
         {
@@ -107,13 +107,13 @@ namespace FlaxEditor.CustomEditors.Dedicated
             {
                 SetKeyframeLinear(spline, index);
 
-                // change the selection to tangent parent (a spline point / keyframe)
+                // Change the selection to tangent parent (a spline point / keyframe)
                 Editor.SetSelectSplinePointNode(spline, index);
             }
         }
 
         /// <summary>
-        /// Edit curve options to align tangents of selected spline
+        /// Edit curve options to align tangents of selected spline.
         /// </summary>
         private sealed class AlignedTangentMode : EditTangentOptionBase
         {
@@ -168,8 +168,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
         }
 
         /// <summary>
-        /// Edit curve options manipulate the curve setting selected point 
+        /// Edit curve options manipulate the curve setting selected point tangent in as smoothed but tangent out as linear.
-        /// tangent in as smoothed but tangent out as linear
         /// </summary>
         private sealed class SmoothInTangentMode : EditTangentOptionBase
         {
@@ -182,8 +181,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
         }
 
         /// <summary>
-        /// Edit curve options manipulate the curve setting selected point 
+        /// Edit curve options manipulate the curve setting selected point tangent in as linear but tangent out as smoothed.
-        /// tangent in as linear but tangent out as smoothed
         /// </summary>
         private sealed class SmoothOutTangentMode : EditTangentOptionBase
         {
@@ -219,7 +217,8 @@ namespace FlaxEditor.CustomEditors.Dedicated
                     var enabled = EnabledInHierarchy && tab.EnabledInHierarchy;
                     var style = FlaxEngine.GUI.Style.Current;
                     var size = Size;
-                    var textHeight = 16.0f;
+                    var textHeight = 30.0f;
+                    // Make icons smaller when tabs get thinner
                     var iconSize = size.Y - textHeight;
                     var iconRect = new Rectangle((Width - iconSize) / 2, 0, iconSize, iconSize);
                     if (tab._mirrorIcon)
@@ -230,8 +229,11 @@ namespace FlaxEditor.CustomEditors.Dedicated
                     var color = style.Foreground;
                     if (!enabled)
                         color *= 0.6f;
+                    var textRect = new Rectangle(0, size.Y - textHeight, size.X, textHeight);
+                    Render2D.PushClip(new Rectangle(Float2.Zero, Size));
                     Render2D.DrawSprite(tab._customIcon, iconRect, color);
-                    Render2D.DrawText(style.FontMedium, tab._customText, new Rectangle(0, iconSize, size.X, textHeight), color, TextAlignment.Center, TextAlignment.Center);
+                    Render2D.DrawText(style.FontMedium, tab._customText, textRect, color, TextAlignment.Center, TextAlignment.Center, TextWrapping.WrapWords, 0.65f);
+                    Render2D.PopClip();
                 }
             }
 
@@ -291,18 +293,21 @@ namespace FlaxEditor.CustomEditors.Dedicated
                 return;
             _selectedSpline = spline;
 
-            layout.Space(10);
+            //var tabSize = 46;
-            var tabSize = 46;
+            var tabSize = 60;
             var icons = Editor.Instance.Icons;
 
-            layout.Header("Selected spline point");
+            var group = layout.Group("Selected Point");
             _selectedPointsTabs = new Tabs
             {
                 Height = tabSize,
                 TabsSize = new Float2(tabSize),
                 AutoTabsSize = true,
-                Parent = layout.ContainerControl,
+                Parent = group.ContainerControl,
             };
+            // Move the group above the group containing spline points
+            group.Control.IndexInParent = 3;
+
             _linearTangentTab = _selectedPointsTabs.AddTab(new IconTab(OnSetSelectedLinear, "Linear", icons.SplineLinear64));
             _freeTangentTab = _selectedPointsTabs.AddTab(new IconTab(OnSetSelectedFree, "Free", icons.SplineFree64));
             _alignedTangentTab = _selectedPointsTabs.AddTab(new IconTab(OnSetSelectedAligned, "Aligned", icons.SplineAligned64));
@@ -310,13 +315,13 @@ namespace FlaxEditor.CustomEditors.Dedicated
             _smoothOutTangentTab = _selectedPointsTabs.AddTab(new IconTab(OnSetSelectedSmoothOut, "Smooth Out", icons.SplineSmoothIn64, true));
             _selectedPointsTabs.SelectedTabIndex = -1;
 
-            layout.Header("All spline points");
+            group = layout.Group("All Points");
             _allPointsTabs = new Tabs
             {
                 Height = tabSize,
                 TabsSize = new Float2(tabSize),
                 AutoTabsSize = true,
-                Parent = layout.ContainerControl,
+                Parent = group.ContainerControl,
             };
             _setLinearAllTangentsTab = _allPointsTabs.AddTab(new IconTab(OnSetTangentsLinear, "Set Linear Tangents", icons.SplineLinear64));
             _setSmoothAllTangentsTab = _allPointsTabs.AddTab(new IconTab(OnSetTangentsSmooth, "Set Smooth Tangents", icons.SplineAligned64));

Source/Editor/CustomEditors/Dedicated/UIControlEditor.cs

@@ -690,7 +690,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
             return grid;
         }
 
-        private CustomElementsContainer<UniformGridPanel> UniformPanelCapsuleForObjectWithText(LayoutElementsContainer el, string text, ValueContainer values, Color borderColor, out FloatValueBox valueBox)
+        private CustomElementsContainer<UniformGridPanel> UniformPanelCapsuleForObjectWithText(LayoutElementsContainer el, string text, ValueContainer values, Color highlightColor, out FloatValueBox valueBox)
         {
             valueBox = null;
             var grid = UniformGridTwoByOne(el);
@@ -701,8 +701,8 @@ namespace FlaxEditor.CustomEditors.Dedicated
             {
                 valueBox = floatEditorElement.ValueBox;
                 var back = FlaxEngine.GUI.Style.Current.TextBoxBackground;
-                valueBox.BorderColor = Color.Lerp(borderColor, back, ActorTransformEditor.AxisGreyOutFactor);
+                valueBox.HighlightColor = highlightColor;
-                valueBox.BorderSelectedColor = borderColor;
+                valueBox.BorderSelectedColor = highlightColor;
             }
             return grid;
         }

Source/Editor/CustomEditors/Editors/ActorTransformEditor.cs

@@ -14,22 +14,17 @@ namespace FlaxEditor.CustomEditors.Editors
         /// <summary>
         /// The X axis color.
         /// </summary>
-        public static Color AxisColorX = new Color(1.0f, 0.0f, 0.02745f, 1.0f);
+        public static Color AxisColorX = new Color(0.8f, 0.0f, 0.027f, 1.0f);
 
         /// <summary>
         /// The Y axis color.
         /// </summary>
-        public static Color AxisColorY = new Color(0.239215f, 1.0f, 0.047058f, 1.0f);
+        public static Color AxisColorY = new Color(0.239215f, 0.65f, 0.047058f, 1.0f);
 
         /// <summary>
         /// The Z axis color.
         /// </summary>
-        public static Color AxisColorZ = new Color(0.0f, 0.0235294f, 1.0f, 1.0f);
+        public static Color AxisColorZ = new Color(0.0f, 0.42352f, 0.8f, 1.0f);
-
-        /// <summary>
-        /// The axes colors grey out scale when input field is not focused.
-        /// </summary>
-        public static float AxisGreyOutFactor = 0.6f;
 
         /// <summary>
         /// Custom editor for actor position property.
@@ -43,18 +38,20 @@ namespace FlaxEditor.CustomEditors.Editors
                 base.Initialize(layout);
 
                 if (XElement.ValueBox.Parent is UniformGridPanel ug)
+                {
+                    ug.SlotPadding = new Margin(3.0f, 0.0f, 0.0f, 0.0f);
                     CheckLayout(ug);
+                }
 
                 // Override colors
-                var back = FlaxEngine.GUI.Style.Current.TextBoxBackground;
-                XElement.ValueBox.BorderColor = Color.Lerp(AxisColorX, back, AxisGreyOutFactor);
                 XElement.ValueBox.BorderSelectedColor = AxisColorX;
-                XElement.ValueBox.Category = Utils.ValueCategory.Distance;
-                YElement.ValueBox.BorderColor = Color.Lerp(AxisColorY, back, AxisGreyOutFactor);
                 YElement.ValueBox.BorderSelectedColor = AxisColorY;
-                YElement.ValueBox.Category = Utils.ValueCategory.Distance;
-                ZElement.ValueBox.BorderColor = Color.Lerp(AxisColorZ, back, AxisGreyOutFactor);
                 ZElement.ValueBox.BorderSelectedColor = AxisColorZ;
+                XElement.ValueBox.HighlightColor = AxisColorX;
+                XElement.ValueBox.Category = Utils.ValueCategory.Distance;
+                YElement.ValueBox.HighlightColor = AxisColorY;
+                YElement.ValueBox.Category = Utils.ValueCategory.Distance;
+                ZElement.ValueBox.HighlightColor = AxisColorZ;
                 ZElement.ValueBox.Category = Utils.ValueCategory.Distance;
             }
         }
@@ -71,18 +68,20 @@ namespace FlaxEditor.CustomEditors.Editors
                 base.Initialize(layout);
                 
                 if (XElement.ValueBox.Parent is UniformGridPanel ug)
+                {
+                    ug.SlotPadding = new Margin(3.0f, 0.0f, 0.0f, 0.0f);
                     CheckLayout(ug);
+                }
 
                 // Override colors
-                var back = FlaxEngine.GUI.Style.Current.TextBoxBackground;
-                XElement.ValueBox.BorderColor = Color.Lerp(AxisColorX, back, AxisGreyOutFactor);
                 XElement.ValueBox.BorderSelectedColor = AxisColorX;
-                XElement.ValueBox.Category = Utils.ValueCategory.Angle;
-                YElement.ValueBox.BorderColor = Color.Lerp(AxisColorY, back, AxisGreyOutFactor);
                 YElement.ValueBox.BorderSelectedColor = AxisColorY;
-                YElement.ValueBox.Category = Utils.ValueCategory.Angle;
-                ZElement.ValueBox.BorderColor = Color.Lerp(AxisColorZ, back, AxisGreyOutFactor);
                 ZElement.ValueBox.BorderSelectedColor = AxisColorZ;
+                XElement.ValueBox.HighlightColor = AxisColorX;
+                XElement.ValueBox.Category = Utils.ValueCategory.Angle;
+                YElement.ValueBox.HighlightColor = AxisColorY;
+                YElement.ValueBox.Category = Utils.ValueCategory.Angle;
+                ZElement.ValueBox.HighlightColor = AxisColorZ;
                 ZElement.ValueBox.Category = Utils.ValueCategory.Angle;
             }
         }
@@ -129,17 +128,19 @@ namespace FlaxEditor.CustomEditors.Editors
                 }
 
                 if (XElement.ValueBox.Parent is UniformGridPanel ug)
+                {
+                    ug.SlotPadding = new Margin(3.0f, 0.0f, 0.0f, 0.0f);
                     CheckLayout(ug);
+                }
 
                 // Override colors
                 var back = FlaxEngine.GUI.Style.Current.TextBoxBackground;
-                var grayOutFactor = 0.6f;
-                XElement.ValueBox.BorderColor = Color.Lerp(AxisColorX, back, grayOutFactor);
                 XElement.ValueBox.BorderSelectedColor = AxisColorX;
-                YElement.ValueBox.BorderColor = Color.Lerp(AxisColorY, back, grayOutFactor);
                 YElement.ValueBox.BorderSelectedColor = AxisColorY;
-                ZElement.ValueBox.BorderColor = Color.Lerp(AxisColorZ, back, grayOutFactor);
                 ZElement.ValueBox.BorderSelectedColor = AxisColorZ;
+                XElement.ValueBox.HighlightColor = AxisColorX;
+                YElement.ValueBox.HighlightColor = AxisColorY;
+                ZElement.ValueBox.HighlightColor = AxisColorZ;
             }
 
             /// <summary>

Source/Editor/CustomEditors/Editors/AssetRefEditor.cs

@@ -370,7 +370,7 @@ namespace FlaxEditor.CustomEditors.Editors
                 SetValue(Editor.Instance.ContentDatabase.Find(Utilities.Utils.ToPathAbsolute(path)));
             else if (value is Asset)
                 SetValue(FlaxEngine.Content.LoadAsync(path));
-            else if (value is string)
+            else if (value is string || Values.Type == typeof(string))
                 SetValue(path);
         }