Merge branch 'FlaxEngine:master' into fix/nullable

.github/workflows/build_linux.yml

@@ -10,15 +10,12 @@ jobs:
   # Editor
   editor-linux:
     name: Editor (Linux, Development x64)
-    runs-on: "ubuntu-20.04"
+    runs-on: "ubuntu-24.04"
     steps:
     - name: Checkout repo
       uses: actions/checkout@v3
     - name: Install dependencies
       run: |
-        sudo rm -f /etc/apt/sources.list.d/*
-        sudo cp -f .github/workflows/build_linux_sources.list /etc/apt/sources.list
-        sudo apt-get update
         sudo apt-get install libx11-dev libxcursor-dev libxinerama-dev build-essential gettext libtool libtool-bin libpulse-dev libasound2-dev libjack-dev portaudio19-dev
     - name: Setup Vulkan
       uses: ./.github/actions/vulkan
@@ -41,7 +38,7 @@ jobs:
   # Game
   game-linux:
     name: Game (Linux, Release x64)
-    runs-on: "ubuntu-20.04"
+    runs-on: "ubuntu-24.04"
     steps:
     - name: Checkout repo
       uses: actions/checkout@v3

.github/workflows/build_linux_sources.list

@@ -1,4 +0,0 @@
-deb http://archive.ubuntu.com/ubuntu/ focal main restricted universe multiverse
-deb http://archive.ubuntu.com/ubuntu/ focal-updates main restricted universe multiverse
-deb http://archive.ubuntu.com/ubuntu/ focal-security main restricted universe multiverse
-deb http://archive.ubuntu.com/ubuntu/ focal-backports main restricted universe multiverse

.github/workflows/cd.yml

@@ -76,7 +76,7 @@ jobs:
   # Linux
   package-linux-editor:
     name: Editor (Linux)
-    runs-on: "ubuntu-20.04"
+    runs-on: "ubuntu-24.04"
     steps:
     - name: Checkout repo
       uses: actions/checkout@v3
@@ -86,9 +86,6 @@ jobs:
         git lfs pull
     - name: Install dependencies
       run: |
-        sudo rm -f /etc/apt/sources.list.d/*
-        sudo cp -f .github/workflows/build_linux_sources.list /etc/apt/sources.list
-        sudo apt-get update
         sudo apt-get install libx11-dev libxcursor-dev libxinerama-dev build-essential gettext libtool libtool-bin libpulse-dev libasound2-dev libjack-dev portaudio19-dev
     - name: Setup Vulkan
       uses: ./.github/actions/vulkan
@@ -110,7 +107,7 @@ jobs:
         path: Output/FlaxEditorLinux.zip
   package-linux-game:
     name: Game (Linux)
-    runs-on: "ubuntu-20.04"
+    runs-on: "ubuntu-24.04"
     steps:
     - name: Checkout repo
       uses: actions/checkout@v3
@@ -120,9 +117,6 @@ jobs:
         git lfs pull
     - name: Install dependencies
       run: |
-        sudo rm -f /etc/apt/sources.list.d/*
-        sudo cp -f .github/workflows/build_linux_sources.list /etc/apt/sources.list
-        sudo apt-get update
         sudo apt-get install libx11-dev libxcursor-dev libxinerama-dev build-essential gettext libtool libtool-bin libpulse-dev libasound2-dev libjack-dev portaudio19-dev
     - name: Setup Vulkan
       uses: ./.github/actions/vulkan

.github/workflows/tests.yml

@@ -10,7 +10,7 @@ jobs:
   # Tests on Linux
   tests-linux:
     name: Tests (Linux)
-    runs-on: "ubuntu-20.04"
+    runs-on: "ubuntu-24.04"
     steps:
     - name: Checkout repo
       uses: actions/checkout@v3
@@ -28,9 +28,6 @@ jobs:
         git lfs pull
     - name: Install dependencies
       run: |
-        sudo rm -f /etc/apt/sources.list.d/*
-        sudo cp -f .github/workflows/build_linux_sources.list /etc/apt/sources.list
-        sudo apt-get update
         sudo apt-get install libx11-dev libxcursor-dev libxinerama-dev build-essential gettext libtool libtool-bin libpulse-dev libasound2-dev libjack-dev portaudio19-dev
     - name: Build
       run: |

Flax.flaxproj

@@ -4,7 +4,7 @@
     "Major": 1,
     "Minor": 9,
     "Revision": 0,
-    "Build": 6604
+    "Build": 6605
   },
   "Company": "Flax",
   "Copyright": "Copyright (c) 2012-2024 Wojciech Figat. All rights reserved.",

Source/Editor/Cooker/Steps/DeployDataStep.cpp

@@ -275,7 +275,7 @@ bool DeployDataStep::Perform(CookingData& data)
                     DEPLOY_NATIVE_FILE("libmonosgen-2.0.dylib");
                     DEPLOY_NATIVE_FILE("libSystem.IO.Compression.Native.dylib");
                     DEPLOY_NATIVE_FILE("libSystem.Native.dylib");
-                    DEPLOY_NATIVE_FILE("libSystem.NET.Security.Native.dylib");
+                    DEPLOY_NATIVE_FILE("libSystem.Net.Security.Native.dylib");
                     DEPLOY_NATIVE_FILE("libSystem.Security.Cryptography.Native.Apple.dylib");
                     break;
 #undef DEPLOY_NATIVE_FILE

Source/Editor/Modules/WindowsModule.cs

@@ -950,7 +950,7 @@ namespace FlaxEditor.Modules
             MainWindow = null;
 
             // Capture project icon screenshot (not in play mode and if editor was used for some time)
-            if (!Editor.StateMachine.IsPlayMode && Time.TimeSinceStartup >= 5.0f)
+            if (!Editor.StateMachine.IsPlayMode && Time.TimeSinceStartup >= 5.0f && GPUDevice.Instance?.RendererType != RendererType.Null)
             {
                 Editor.Log("Capture project icon screenshot");
                 _projectIconScreenshotTimeout = Time.TimeSinceStartup + 0.8f; // wait 800ms for a screenshot task

Source/Engine/Core/Math/Color32.h

@@ -80,12 +80,12 @@ public:
 public:
     bool operator==(const Color32& other) const
     {
-        return R == other.R && G == other.G && B == other.B && A == other.A;
+        return Raw == other.Raw;
     }
 
     bool operator!=(const Color32& other) const
     {
-        return R != other.R || G != other.G || B != other.B || A != other.A;
+        return Raw != other.Raw;
     }
 
     Color32 operator+(const Color32& b) const
@@ -138,7 +138,7 @@ public:
     // Returns true if color is fully transparent (all components are equal zero).
     bool IsTransparent() const
     {
-        return R + G + B + A == 0;
+        return Raw == 0;
     }
 
     // Returns true if color has opacity channel in use (different from 255).
@@ -222,7 +222,7 @@ namespace Math
 {
     FORCE_INLINE static bool NearEqual(const Color32& a, const Color32& b)
     {
-        return a == b;
+        return a.Raw == b.Raw;
     }
 }
 

Source/Engine/Level/Actors/Light.h

@@ -173,8 +173,8 @@ public:
     /// <summary>
     /// Frequency of shadow updates at the maximum distance from the view at which shadows are still rendered. This value is multiplied by ShadowsUpdateRate and allows scaling the update rate in-between the shadow range. For example, if light is near view, it will get normal shadow updates but will reduce this rate when far from view. See ShadowsUpdateRate to learn more.
     /// </summary>
-    API_FIELD(Attributes="EditorOrder(105), EditorDisplay(\"Shadow\", \"Update Rate At Distance\"), Limit(0.0f, 1.0f)")
+    API_FIELD(Attributes="EditorOrder(101), EditorDisplay(\"Shadow\", \"Update Rate At Distance\"), Limit(0.0f, 1.0f)")
-    float ShadowsUpdateRateAtDistance = 0.5f;
+    float ShadowsUpdateRateAtDistance = 1.0f;
 
     /// <summary>
     /// Defines the resolution of the shadow map texture used to draw objects projection from light-point-of-view. Higher values increase shadow quality at cost of performance.

Source/Engine/Renderer/ShadowsPass.cpp

@@ -330,6 +330,7 @@ public:
         for (auto it = Lights.Begin(); it.IsNotEnd(); ++it)
         {
             auto& atlasLight = it->Value;
+            atlasLight.StaticState = ShadowAtlasLight::Unused;
             atlasLight.Cache.StaticValid = false;
             for (int32 i = 0; i < atlasLight.TilesCount; i++)
                 atlasLight.Tiles[i].ClearDynamic();
@@ -370,7 +371,8 @@ public:
         for (auto& e : Lights)
         {
             auto& atlasLight = e.Value;
-            if (atlasLight.StaticState == ShadowAtlasLight::CopyStaticShadow && atlasLight.Bounds.Intersects(bounds))
+            if ((atlasLight.StaticState == ShadowAtlasLight::CopyStaticShadow || atlasLight.StaticState == ShadowAtlasLight::NoStaticGeometry) 
+                && atlasLight.Bounds.Intersects(bounds))
             {
                 // Invalidate static shadow
                 atlasLight.Cache.StaticValid = false;
@@ -719,8 +721,14 @@ bool ShadowsPass::SetupLight(ShadowsCustomBuffer& shadows, RenderContext& render
     }
     switch (atlasLight.StaticState)
     {
-    case ShadowAtlasLight::CopyStaticShadow:
     case ShadowAtlasLight::NoStaticGeometry:
+        // Light was modified so attempt to find the static shadow again
+        if (!atlasLight.Cache.StaticValid && atlasLight.HasStaticShadowContext)
+        {
+            atlasLight.StaticState = ShadowAtlasLight::WaitForGeometryCheck;
+            break;
+        }
+    case ShadowAtlasLight::CopyStaticShadow:
     case ShadowAtlasLight::FailedToInsertTiles:
         // Skip collecting static draws
         atlasLight.HasStaticShadowContext = false;
@@ -728,7 +736,7 @@ bool ShadowsPass::SetupLight(ShadowsCustomBuffer& shadows, RenderContext& render
     }
     if (atlasLight.HasStaticShadowContext)
     {
-        // If rendering finds any static draws then it's set to true
+        // If rendering finds any static draws then it will be set to true
         for (auto& tile : atlasLight.Tiles)
             tile.HasStaticGeometry = false;
     }
@@ -1367,7 +1375,7 @@ void ShadowsPass::RenderShadowMaps(RenderContextBatch& renderContextBatch)
     const ShadowsCustomBuffer* shadowsPtr = renderContext.Buffers->FindCustomBuffer<ShadowsCustomBuffer>(TEXT("Shadows"), false);
     if (shadowsPtr == nullptr || shadowsPtr->Lights.IsEmpty() || shadowsPtr->LastFrameUsed != Engine::FrameCount)
         return;
-    PROFILE_GPU_CPU("ShadowMaps");
+    PROFILE_GPU_CPU("Shadow Maps");
     const ShadowsCustomBuffer& shadows = *shadowsPtr;
     GPUContext* context = GPUDevice::Instance->GetMainContext();
     context->ResetSR();
@@ -1384,9 +1392,29 @@ void ShadowsPass::RenderShadowMaps(RenderContextBatch& renderContextBatch)
         for (auto& e : shadows.Lights)
         {
             ShadowAtlasLight& atlasLight = e.Value;
-            if (atlasLight.StaticState != ShadowAtlasLight::UpdateStaticShadow || !atlasLight.HasStaticShadowContext || atlasLight.ContextCount == 0)
+            if (!atlasLight.HasStaticShadowContext || atlasLight.ContextCount == 0)
                 continue;
             int32 contextIndex = 0;
+
+            if (atlasLight.StaticState == ShadowAtlasLight::WaitForGeometryCheck)
+            {
+                // Check for any static geometry to use in static shadow map
+                for (int32 tileIndex = 0; tileIndex < atlasLight.TilesCount; tileIndex++)
+                {
+                    ShadowAtlasLightTile& tile = atlasLight.Tiles[tileIndex];
+                    contextIndex++; // Skip dynamic context
+                    auto& shadowContextStatic = renderContextBatch.Contexts[atlasLight.ContextIndex + contextIndex++];
+                    if (!shadowContextStatic.List->DrawCallsLists[(int32)DrawCallsListType::Depth].IsEmpty() || !shadowContextStatic.List->ShadowDepthDrawCallsList.IsEmpty())
+                    {
+                        tile.HasStaticGeometry = true;
+                    }
+                }
+            }
+
+            if (atlasLight.StaticState != ShadowAtlasLight::UpdateStaticShadow)
+                continue;
+
+            contextIndex = 0;
             for (int32 tileIndex = 0; tileIndex < atlasLight.TilesCount; tileIndex++)
             {
                 ShadowAtlasLightTile& tile = atlasLight.Tiles[tileIndex];

Source/ThirdParty/assimp/assimp.Build.cs

@@ -37,7 +37,6 @@ public class assimp : DepsModule
         case TargetPlatform.Linux:
         case TargetPlatform.Mac:
             options.OutputFiles.Add(Path.Combine(depsRoot, "libassimp.a"));
-            options.OutputFiles.Add(Path.Combine(depsRoot, "libIrrXML.a"));
             break;
         default: throw new InvalidPlatformException(options.Platform.Target);
         }

Source/Tools/Flax.Build/Deps/Dependencies/Assimp.cs

@@ -1,6 +1,6 @@
 // Copyright (c) 2012-2024 Wojciech Figat. All rights reserved.
 
-using System;
+using System.Collections.Generic;
 using System.IO;
 using Flax.Build;
 
@@ -122,13 +122,19 @@ namespace Flax.Deps.Dependencies
                 }
                 case TargetPlatform.Linux:
                 {
+                    var envVars = new Dictionary<string, string>
+                    {
+                        { "CC", "clang-13" },
+                        { "CC_FOR_BUILD", "clang-13" },
+                        { "CXX", "clang++-13" },
+                    };
+
                     // Build for Linux
-                    RunCmake(root, platform, TargetArchitecture.x64, " -DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS=OFF " + globalConfig);
+                    RunCmake(root, platform, TargetArchitecture.x64, " -DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS=OFF " + globalConfig, envVars);
-                    Utilities.Run("make", null, null, root, Utilities.RunOptions.ThrowExceptionOnError);
+                    Utilities.Run("make", null, null, root, Utilities.RunOptions.ThrowExceptionOnError, envVars);
                     configHeaderFilePath = Path.Combine(root, "include", "assimp", "config.h");
                     var depsFolder = GetThirdPartyFolder(options, platform, TargetArchitecture.x64);
                     Utilities.FileCopy(Path.Combine(root, "lib", "libassimp.a"), Path.Combine(depsFolder, "libassimp.a"));
-                    Utilities.FileCopy(Path.Combine(root, "lib", "libIrrXML.a"), Path.Combine(depsFolder, "libIrrXML.a"));
                     break;
                 }
                 case TargetPlatform.Mac:
@@ -141,7 +147,7 @@ namespace Flax.Deps.Dependencies
                         configHeaderFilePath = Path.Combine(root, "include", "assimp", "config.h");
                         var depsFolder = GetThirdPartyFolder(options, platform, architecture);
                         Utilities.FileCopy(Path.Combine(root, "lib", "libassimp.a"), Path.Combine(depsFolder, "libassimp.a"));
-                        Utilities.FileCopy(Path.Combine(root, "lib", "libIrrXML.a"), Path.Combine(depsFolder, "libIrrXML.a"));
+                        Utilities.Run("make", "clean", null, root, Utilities.RunOptions.ThrowExceptionOnError);
                     }
                     break;
                 }