some linux work from summer

GenerateProjectFiles.sh

@@ -14,4 +14,4 @@ bash ./Development/Scripts/Linux/CallBuildTool.sh --genproject "$@"
 # Build bindings for all editor configurations
 echo Building C# bindings...
 # TODO: Detect the correct architecture here
-Binaries/Tools/Flax.Build -build -BuildBindingsOnly -arch=x64 -platform=Linux --buildTargets=FlaxEditor
+#Binaries/Tools/Flax.Build -build -BuildBindingsOnly -arch=x64 -platform=Linux --buildTargets=FlaxEditor

Source/Engine/Platform/Linux/LinuxDefines.h

@@ -20,6 +20,6 @@
 #define PLATFORM_DESKTOP 1
 #define PLATFORM_CACHE_LINE_SIZE 128
 #define PLATFORM_HAS_HEADLESS_MODE 1
-#define PLATFORM_DEBUG_BREAK __asm__ volatile("int $0x03")
+#define PLATFORM_DEBUG_BREAK __asm volatile("int $0x03")
 
 #endif

Source/Engine/Platform/SDL/SDLPlatform.Linux.cpp

@@ -32,6 +32,7 @@
 #include <SDL3/SDL_video.h>
 
 #include <errno.h>
+#include <poll.h>
 #include <wayland/xdg-shell.h>
 #include <wayland/xdg-toplevel-drag-v1.h>
 
@@ -81,6 +82,8 @@ public:
 
 namespace WaylandImpl
 {
+    bool DraggingActive = false;
+    bool DraggingWindow = false;
     wl_display* WaylandDisplay = nullptr;
     int64 DragOverFlag = 0;
     int64 Serial = 0;
@@ -88,7 +91,11 @@ namespace WaylandImpl
     {
         [](void* data, wl_pointer* wl_pointer, uint32_t serial, wl_surface* surface, wl_fixed_t surface_x, wl_fixed_t surface_y) { }, // Enter event
         [](void* data, wl_pointer* wl_pointer, uint32_t serial, wl_surface* surface) { }, // Leave event
-        [](void* data, wl_pointer* wl_pointer, uint32_t time, wl_fixed_t surface_x, wl_fixed_t surface_y) { }, // Motion event
+        [](void* data, wl_pointer* wl_pointer, uint32_t time, wl_fixed_t surface_x, wl_fixed_t surface_y)
+        {
+            //if (DraggingActive && DraggingWindow)
+            //    LOG(Info, "point {} {}", surface_x, surface_y);
+        }, // Motion event
         [](void* data, wl_pointer* wl_pointer, uint32_t serial, uint32_t time, uint32_t button, uint32_t state) // Button event
         {
             // Store the serial for upcoming drag-and-drop action
@@ -138,26 +145,86 @@ namespace WaylandImpl
             else if (interfaceStr == "wl_data_device_manager")
                 DataDeviceManager = static_cast<wl_data_device_manager*>(wl_registry_bind(registry, id, &wl_data_device_manager_interface, Math::Min(3U, version)));
         },
-        [] (void* data, wl_registry* registry, uint32 id) { }, // Announce global remove event
+        [](void* data, wl_registry* registry, uint32 id) { }, // Announce global remove event
     };
 
     wl_data_offer* DataOffer = nullptr; // The last accepted offer
+    StringAnsi DataOfferAcceptedOffer = StringAnsi::Empty;
+    wl_data_offer_listener DataOfferListener =
+    {
+        [](void* data, wl_data_offer* id, const char* mime_type)
+        {
+            LOG(Info, "mime: {}", String(mime_type));
+            if (StringAnsi(mime_type) == "text/plain" && DataOfferAcceptedOffer.IsEmpty())
+                DataOfferAcceptedOffer = mime_type;
+            else if (StringAnsi(mime_type) == "flaxengine/window")
+                DataOfferAcceptedOffer = mime_type;
+        }, // Offer event
+        [](void* data, wl_data_offer* id, uint32_t source_actions)
+        {
+            LOG(Info, "source actions?");
+        }, // Source Actions event
+        [](void* data, wl_data_offer* id, uint32_t dnd_action)
+        {
+            LOG(Info, "dnd actions?");
+        }, // DnD Action event
+    };
+
+    Float2 LastDropPosition = Float2::Zero;
+    StringView DraggingData = nullptr;
+    StringAnsi DraggingData2 = nullptr;
+    
     wl_data_offer* SelectionOffer = nullptr;
     wl_data_device_listener DataDeviceListener =
     {
-        [](void* data, wl_data_device* data_device, wl_data_offer* id) { }, // Data offer event
+        [](void* data, wl_data_device* data_device, wl_data_offer* id)
+        {
+            LOG(Info, "device offer?");
+            DataOfferAcceptedOffer = StringAnsi::Empty;
+            wl_data_offer_add_listener(id, &DataOfferListener, nullptr);
+            
+        }, // Data offer event
         [](void* data, wl_data_device* data_device, uint32 serial, wl_surface* surface, wl_fixed_t x, wl_fixed_t y, wl_data_offer* id) // Enter event
         {
             DataOffer = id;
 
             SDLWindow* sourceWindow = (SDLWindow*)data;
+            if (sourceWindow == nullptr && surface != nullptr)
+            {
+                WindowsManager::WindowsLocker.Lock();
+                for (auto win : WindowsManager::Windows)
+                {
+                    auto sdlWindow = win->GetSDLWindow();
+                    wl_surface* windowSurface = static_cast<wl_surface*>(SDL_GetPointerProperty(SDL_GetWindowProperties(sdlWindow), SDL_PROP_WINDOW_WAYLAND_SURFACE_POINTER, nullptr));
+                    if (windowSurface == surface)
+                    {
+                        sourceWindow = win;
+                        break;
+                    }
+                }
+                WindowsManager::WindowsLocker.Unlock();
+                wl_data_device_set_user_data(data_device, sourceWindow);
+            }
             if (sourceWindow != nullptr)
             {
+                if (!DataOfferAcceptedOffer.IsEmpty())
+                    wl_data_offer_accept(DataOffer, serial, DataOfferAcceptedOffer.Get());
+
                 // Let them know that we support the following action at this given point
-                wl_data_offer_set_actions(id, WL_DATA_DEVICE_MANAGER_DND_ACTION_MOVE, WL_DATA_DEVICE_MANAGER_DND_ACTION_MOVE);
+                wl_data_offer_set_actions(DataOffer, WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY, WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY);
+                
+                LastDropPosition = Float2(x / 256.0f, y / 256.0f);
+                SDL_Event dropEvent = { 0 };
+                dropEvent.drop.type = SDL_EVENT_DROP_BEGIN;
+                dropEvent.drop.windowID = SDL_GetWindowID(sourceWindow->GetSDLWindow());
+                dropEvent.drop.timestamp = SDL_GetTicksNS();
+                dropEvent.drop.x = LastDropPosition.X;
+                dropEvent.drop.y = LastDropPosition.Y;
+                SDL_PushEvent(&dropEvent);
             }
             else
             {
+                LOG(Info, "window was null, no action");
                 wl_data_offer_set_actions(id, WL_DATA_DEVICE_MANAGER_DND_ACTION_NONE, WL_DATA_DEVICE_MANAGER_DND_ACTION_NONE);
             }
         },
@@ -165,10 +232,59 @@ namespace WaylandImpl
         {
             // The cursor left the surface area
             if (DataOffer != nullptr)
+            {
                 wl_data_offer_destroy(DataOffer);
-            DataOffer = nullptr;
+                DataOffer = nullptr;
+
+                SDLWindow* sourceWindow = (SDLWindow*)data;
+                SDLWindow* sourceWindow2 = (SDLWindow*)wl_data_device_get_user_data(data_device);
+                if (sourceWindow != sourceWindow2)
+                    sourceWindow = sourceWindow;
+                if (sourceWindow != nullptr)
+                {
+                    SDLWindow* sourceWindow = (SDLWindow*)data;
+                    SDL_Event dropEvent = { 0 };
+                    dropEvent.drop.type = SDL_EVENT_DROP_COMPLETE;
+                    dropEvent.drop.windowID = SDL_GetWindowID(sourceWindow->GetSDLWindow());
+                    dropEvent.drop.timestamp = SDL_GetTicksNS();
+                    dropEvent.drop.x = LastDropPosition.X;
+                    dropEvent.drop.y = LastDropPosition.Y;
+                    SDL_PushEvent(&dropEvent);
+                }
+                else
+                    LOG(Info, "window was null");
+            }
+
+            wl_data_device_set_user_data(data_device, nullptr);
+        },
+        [](void* data, wl_data_device* data_device, uint32_t time, wl_fixed_t x, wl_fixed_t y) // Motion event
+        {
+            /*if (DataOffer != nullptr)
+                LOG(Info, "offered motion");
+            else
+                LOG(Info, "NO VALID OFFER motion");*/
+            
+            SDLWindow* sourceWindow = (SDLWindow*)data;
+            SDLWindow* sourceWindow2 = (SDLWindow*)wl_data_device_get_user_data(data_device);
+            if (sourceWindow != sourceWindow2)
+                sourceWindow = sourceWindow;
+
+            if (sourceWindow != nullptr)
+            {
+                LastDropPosition = Float2(x / 256.0f, y / 256.0f);
+                //Input::Mouse->OnMouseMove(mousePos, sourceWindow);
+
+                SDL_Event dropEvent = { 0 };
+                dropEvent.drop.type = SDL_EVENT_DROP_POSITION;
+                dropEvent.drop.windowID = SDL_GetWindowID(sourceWindow->GetSDLWindow());
+                dropEvent.drop.timestamp = SDL_GetTicksNS();
+                dropEvent.drop.x = LastDropPosition.X;
+                dropEvent.drop.y = LastDropPosition.Y;
+                SDL_PushEvent(&dropEvent);
+            }
+            else
+                LOG(Info, "window was null");
         },
-        [](void* data, wl_data_device* data_device, uint32_t time, wl_fixed_t x, wl_fixed_t y) { },  // Motion event
         [](void* data, wl_data_device* data_device) // Drop event
         {
             // The drop is accepted
@@ -177,13 +293,37 @@ namespace WaylandImpl
                 wl_data_offer_finish(DataOffer);
                 wl_data_offer_destroy(DataOffer);
                 DataOffer = nullptr;
+
+                {
+                    SDLWindow* sourceWindow = (SDLWindow*)data;
+                    SDL_Event dropEvent = { 0 };
+                    dropEvent.drop.type = SDL_EVENT_DROP_TEXT;
+                    dropEvent.drop.windowID = SDL_GetWindowID(sourceWindow->GetSDLWindow());
+                    dropEvent.drop.timestamp = SDL_GetTicksNS();
+                    dropEvent.drop.x = LastDropPosition.X;
+                    dropEvent.drop.y = LastDropPosition.Y;
+                    dropEvent.drop.data = DraggingData2.Get();
+                    SDL_PushEvent(&dropEvent);
+                }
+                {
+                    SDLWindow* sourceWindow = (SDLWindow*)data;
+                    SDL_Event dropEvent = { 0 };
+                    dropEvent.drop.type = SDL_EVENT_DROP_COMPLETE;
+                    dropEvent.drop.windowID = SDL_GetWindowID(sourceWindow->GetSDLWindow());
+                    dropEvent.drop.timestamp = SDL_GetTicksNS();
+                    dropEvent.drop.x = LastDropPosition.X;
+                    dropEvent.drop.y = LastDropPosition.Y;
+                    SDL_PushEvent(&dropEvent);
+                }
             }
         },
         [](void* data, wl_data_device* data_device, wl_data_offer* id) // Selection event
         {
             // Clipboard: We can read the clipboard content
             if (SelectionOffer != nullptr)
+            {
                 wl_data_offer_destroy(SelectionOffer);
+            }
             SelectionOffer = id;
         },
     };
@@ -211,7 +351,9 @@ namespace WaylandImpl
             IGuiData* inputData = static_cast<IGuiData*>(data);
             Platform::AtomicStore(&WaylandImpl::DragOverFlag, 1);
         },
-        [](void* data, wl_data_source* source) { }, // DnD drop performed event
+        [](void* data, wl_data_source* source)
+        {
+        }, // DnD drop performed event
         [](void* data, wl_data_source* source) // DnD Finished event
         {
             // The destination has finally accepted the last given dnd_action
@@ -220,18 +362,20 @@ namespace WaylandImpl
             IGuiData* inputData = static_cast<IGuiData*>(data);
             Platform::AtomicStore(&WaylandImpl::DragOverFlag, 1);
         },
-        [](void* data, wl_data_source* source, uint32_t dnd_action) { }, // Action event
+        [](void* data, wl_data_source* source, uint32_t dnd_action)
+        {
+            
+        }, // Action event
     };
 
     wl_data_device* DataDevice = nullptr;
     wl_event_queue* EventQueue = nullptr;
     wl_data_device_manager* WrappedDataDeviceManager = nullptr;
     wl_data_device* WrappedDataDevice = nullptr;
-    bool DraggingActive = false;
-    bool DraggingWindow = false;
-    StringView DraggingData = nullptr;
     class DragDropJob : public ThreadPoolTask
     {
+    private:
+        LinuxDropTextData textData;
     public:
         int64 StartFlag = 0;
         int64 WaitFlag = 0;
@@ -240,6 +384,7 @@ namespace WaylandImpl
         SDLWindow* DragSourceWindow = nullptr;
         Float2 DragOffset = Float2::Zero;
         uint32 DragSerial = 0;
+        
 
         // [ThreadPoolTask]
         bool Run() override
@@ -263,15 +408,20 @@ namespace WaylandImpl
                 WrappedDataDeviceManager = static_cast<wl_data_device_manager*>(wl_proxy_create_wrapper(DataDeviceManager));
                 wl_proxy_set_queue(reinterpret_cast<wl_proxy*>(WrappedDataDeviceManager), EventQueue);
 
-                DataDevice = wl_data_device_manager_get_data_device(WrappedDataDeviceManager, Seat);
+                //if (!dragWindow)
-                wl_data_device_add_listener(DataDevice, &DataDeviceListener, nullptr);
+                {
-                wl_display_roundtrip(WaylandDisplay);
+                    DataDevice = wl_data_device_manager_get_data_device(WrappedDataDeviceManager, Seat);
-                wl_data_device_set_user_data(DataDevice, dragWindow ? DragSourceWindow : Window);
+                    wl_data_device_add_listener(DataDevice, &DataDeviceListener, nullptr);
-                
+                    //wl_display_roundtrip(WaylandDisplay);
-                WrappedDataDevice = static_cast<wl_data_device*>(wl_proxy_create_wrapper(DataDevice));
+
-                wl_proxy_set_queue(reinterpret_cast<wl_proxy*>(WrappedDataDevice), EventQueue);
+                    WrappedDataDevice = static_cast<wl_data_device*>(wl_proxy_create_wrapper(DataDevice));
+                    wl_proxy_set_queue(reinterpret_cast<wl_proxy*>(WrappedDataDevice), EventQueue);
+                }
             }
 
+            //wl_data_device_set_user_data(DataDevice, dragWindow ? DragSourceWindow : Window);
+            LOG(Info, "POPULATED");
+
             // Offer data for consumption, the data source is destroyed elsewhere
             wl_data_source* dataSource = wl_data_device_manager_create_data_source(WrappedDataDeviceManager);
             wl_data_source* wrappedDataSource = (wl_data_source*)wl_proxy_create_wrapper(dataSource);
@@ -288,8 +438,8 @@ namespace WaylandImpl
                 wl_data_source_offer(dataSource, "text/plain;charset=utf-8");
                 wl_data_source_set_actions(dataSource, WL_DATA_DEVICE_MANAGER_DND_ACTION_MOVE | WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY);
             }
-            LinuxDropTextData textData;
             textData.Text = *DraggingData;
+            DraggingData2 = StringAnsi(DraggingData);
             wl_data_source_add_listener(dataSource, &DataSourceListener, &textData);
 
             // Begin dragging operation
@@ -326,8 +476,8 @@ namespace WaylandImpl
                     }
                 }
 
-                if (wl_display_roundtrip_queue(WaylandDisplay, EventQueue) == -1)
+                if (wl_display_roundtrip_queue(WaylandDisplay, EventQueue) == -1) { }
-                    LOG(Warning, "wl_display_roundtrip_queue failed, errno: {}", errno);
+                    //LOG(Warning, "wl_display_roundtrip_queue failed, errno: {}", errno);
             }
 
             if (toplevelDrag != nullptr)
@@ -347,6 +497,9 @@ namespace WaylandImpl
             
             Platform::AtomicStore(&DragOverFlag, 1);
 
+            wl_data_device_set_user_data(DataDevice, nullptr);
+            LOG(Info, "CLEARED");
+            
             if (wrappedDataSource != nullptr)
                 wl_proxy_wrapper_destroy(wrappedDataSource);
 
@@ -357,10 +510,10 @@ namespace WaylandImpl
             }
 
             // We can't release the queue immediately due to some resources being still used for a while
-            /*if (WaylandQueue != nullptr)
+            /*if (EventQueue != nullptr)
             {
-                wl_event_queue_destroy(WaylandQueue);
+                wl_event_queue_destroy(EventQueue);
-                WaylandQueue = nullptr;
+                EventQueue = nullptr;
             }*/
 
             return false;
@@ -1052,6 +1205,29 @@ DragDropEffect Window::DoDragDropX11(const StringView& data)
 
 void SDLPlatform::PreHandleEvents()
 {
+    if (WaylandImpl::EventQueue != nullptr && !WaylandImpl::DraggingActive)
+    {
+        //wl_display_flush(WaylandImpl::WaylandDisplay);
+        while (wl_display_prepare_read_queue(WaylandImpl::WaylandDisplay, WaylandImpl::EventQueue) != 0)
+            wl_display_dispatch_queue_pending(WaylandImpl::WaylandDisplay, WaylandImpl::EventQueue);
+        wl_display_flush(WaylandImpl::WaylandDisplay);
+        
+        //while (wl_display_prepare_read_queue(WaylandImpl::WaylandDisplay, WaylandImpl::EventQueue) == 0)
+        {
+            pollfd query = { wl_display_get_fd(WaylandImpl::WaylandDisplay), POLLIN, 0 };
+            auto ret = poll(&query, 1, 0);
+            if (ret <= 0)
+            {
+                wl_display_cancel_read(WaylandImpl::WaylandDisplay);
+                //break;
+            }
+            else
+                wl_display_read_events(WaylandImpl::WaylandDisplay);
+            //wl_display_dispatch_queue_pending(WaylandImpl::WaylandDisplay, WaylandImpl::EventQueue);
+        }
+        //wl_display_flush(WaylandImpl::WaylandDisplay);
+        wl_display_dispatch_queue_pending(WaylandImpl::WaylandDisplay, WaylandImpl::EventQueue);
+    }
 }
 
 void SDLPlatform::PostHandleEvents()
@@ -1105,7 +1281,7 @@ bool SDLWindow::HandleEventInternal(SDL_Event& event)
     case SDL_EVENT_MOUSE_BUTTON_UP:
     case SDL_EVENT_MOUSE_MOTION:
     {
-        if (SDLPlatform::UsesWayland() && WaylandImpl::DraggingActive)
+        if (WaylandImpl::DraggingActive)
         {
             // Ignore mouse events in dragged window
             return true;
@@ -1137,6 +1313,8 @@ bool SDLWindow::HandleEventInternal(SDL_Event& event)
             LinuxDropTextData textData;
             LinuxDropFilesData filesData;
 
+            LOG(Info, "drop event");
+
             if (WaylandImpl::DraggingActive && (event.type == SDL_EVENT_DROP_BEGIN || event.type == SDL_EVENT_DROP_POSITION))
             {
                 // We don't have the window dragging data during these events...
@@ -1144,6 +1322,14 @@ bool SDLWindow::HandleEventInternal(SDL_Event& event)
             }
             textData.Text = text;
 
+            /*if (WaylandImpl::DraggingActive && event.type == SDL_EVENT_DROP_POSITION)
+            {
+                
+                Input::Mouse->OnMouseMove(mousePos, this);
+
+                LOG(Info, "mouse {}", mousePos);
+            }*/
+
             if (event.type == SDL_EVENT_DROP_BEGIN)
             {
                 // We don't know the type of dragged data at this point, so call the events for both types
@@ -1154,6 +1340,8 @@ bool SDLWindow::HandleEventInternal(SDL_Event& event)
             }
             else if (event.type == SDL_EVENT_DROP_POSITION)
             {
+                LOG(Info, "drop pos");
+                // While dragging external data or windows, we can track the mouse position.
                 Input::Mouse->OnMouseMove(ClientToScreen(mousePos), this);
 
                 // We don't know the type of dragged data at this point, so call the events for both types
@@ -1696,6 +1884,15 @@ void SDLPlatform::SetHighDpiAwarenessEnabled(bool enable)
     base::SetHighDpiAwarenessEnabled(enable);
 }
 
+bool SDLPlatform::GetHasFocus()
+{
+    // We need to be focused in order to report mouse positions from dragging events
+    if (WaylandImpl::DraggingActive)
+        return true;
+    
+    return base::GetHasFocus();
+}
+
 bool SDLPlatform::UsesWindows()
 {
     return false;

Source/Engine/Platform/SDL/SDLPlatform.cpp

@@ -248,6 +248,15 @@ void SDLPlatform::OpenUrl(const StringView& url)
     SDL_OpenURL(urlStr.GetText());
 }
 
+#if !PLATFORM_LINUX
+
+bool SDLPlatform::GetHasFocus()
+{
+    return base::GetHasFocus();
+}
+
+#endif
+
 Float2 SDLPlatform::GetMousePosition()
 {
 #if PLATFORM_LINUX

Source/Engine/Platform/SDL/SDLPlatform.h

@@ -80,6 +80,7 @@ public:
     static int32 GetDpi();
     static String GetUserLocaleName();
     static void OpenUrl(const StringView& url);
+    static bool GetHasFocus();
     static Float2 GetMousePosition();
     static void SetMousePosition(const Float2& pos);
     static Float2 GetDesktopSize();

Source/Tools/Flax.Build/Build/DotNet/Builder.DotNet.cs

@@ -246,6 +246,7 @@ namespace Flax.Build
             args.Add("/unsafe");
             args.Add("/fullpaths");
             args.Add("/filealign:512");
+            args.Add("/reportanalyzer");
 #if USE_NETCORE
             args.Add($"/langversion:{dotnetSdk.CSharpLanguageVersion}");
             args.Add(string.Format("/nullable:{0}", buildOptions.ScriptingAPI.CSharpNullableReferences.ToString().ToLowerInvariant()));

Source/Tools/Flax.Build/Build/DotNet/DotNetSdk.cs

@@ -186,6 +186,8 @@ namespace Flax.Build
 
             // Find system-installed SDK
             string dotnetPath = Environment.GetEnvironmentVariable("DOTNET_ROOT");
+            if (dotnetPath != null && !Directory.Exists(dotnetPath))
+                dotnetPath = null;
             string rid, ridFallback, arch;
             IEnumerable<string> dotnetSdkVersions = null, dotnetRuntimeVersions = null;
             switch (architecture)
@@ -226,10 +228,11 @@ namespace Flax.Build
             }
             case TargetPlatform.Linux:
             {
+                // TODO
                 rid = $"linux-{arch}";
                 ridFallback = Utilities.ReadProcessOutput("dotnet", "--info").Split('\n').FirstOrDefault(x => x.StartsWith(" RID:"), "").Replace("RID:", "").Trim();
                 if (string.IsNullOrEmpty(dotnetPath))
-                    dotnetPath ??= SearchForDotnetLocationLinux();
+                    dotnetPath = SearchForDotnetLocationLinux();
                 break;
             }
             case TargetPlatform.Mac:
@@ -576,6 +579,7 @@ namespace Flax.Build
                 return "/usr/lib/dotnet";
             if (Environment.GetEnvironmentVariable("PATH") is string globalBinPath) // Searching for dotnet binary
                 return globalBinPath.Split(':').FirstOrDefault(x => File.Exists(Path.Combine(x, "dotnet")));
+            Log.Warning("dotnet path find returned null");
             return null;
         }
     }

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

@@ -1,5 +1,6 @@
 // Copyright (c) Wojciech Figat. All rights reserved.
 
+using System;
 using System.Collections.Generic;
 using System.IO;
 using Flax.Build;
@@ -42,6 +43,8 @@ namespace Flax.Deps.Dependencies
         /// <inheritdoc />
         public override void Build(BuildOptions options)
         {
+            int concurrency = Math.Min(Math.Max(1, (int)(Environment.ProcessorCount * Configuration.ConcurrencyProcessorScale)), Configuration.MaxConcurrency);
+            
             var root = options.IntermediateFolder;
             var moduleFilename = "assimp.Build.cs";
             string configHeaderFilePath = null;
@@ -131,7 +134,7 @@ namespace Flax.Deps.Dependencies
 
                     // Build for Linux
                     RunCmake(root, platform, TargetArchitecture.x64, " -DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS=OFF " + globalConfig, envVars);
-                    Utilities.Run("make", null, null, root, Utilities.RunOptions.ThrowExceptionOnError, envVars);
+                    Utilities.Run("make", $"-j{concurrency}", 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"));
@@ -143,7 +146,7 @@ namespace Flax.Deps.Dependencies
                     foreach (var architecture in new[] { TargetArchitecture.x64, TargetArchitecture.ARM64 })
                     {
                         RunCmake(root, platform, architecture, " -DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS=OFF " + globalConfig);
-                        Utilities.Run("make", null, null, root, Utilities.RunOptions.ThrowExceptionOnError);
+                        Utilities.Run("make", $"-j{concurrency}", null, root, Utilities.RunOptions.ThrowExceptionOnError);
                         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"));

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

@@ -1,5 +1,6 @@
 // Copyright (c) Wojciech Figat. All rights reserved.
 
+using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
@@ -184,6 +185,8 @@ namespace Flax.Deps.Dependencies
                 break;
             }
             }
+            int concurrency = Math.Min(Math.Max(1, (int)(Environment.ProcessorCount * Configuration.ConcurrencyProcessorScale)), Configuration.MaxConcurrency);
+            envVars.Add("CMAKE_BUILD_PARALLEL_LEVEL", concurrency.ToString());
 
             // Print the NvCloth version
             Log.Info($"Building {File.ReadAllLines(Path.Combine(root, "README.md"))[0].Trim()} to {platform} {architecture}");

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

@@ -304,8 +304,11 @@ namespace Flax.Deps.Dependencies
                 }
                 break;
             case TargetPlatform.Linux:
-                Utilities.Run("make", null, null, Path.Combine(projectGenDir, "compiler", "linux-" + configuration), Utilities.RunOptions.ConsoleLogOutput);
+            {
+                int concurrency = Math.Min(Math.Max(1, (int)(Environment.ProcessorCount * Configuration.ConcurrencyProcessorScale)), Configuration.MaxConcurrency);
+                Utilities.Run("make", $"-j{concurrency}", null, Path.Combine(projectGenDir, "compiler", "linux-" + configuration), Utilities.RunOptions.ConsoleLogOutput);
                 break;
+            }
             case TargetPlatform.Mac:
                 Utilities.Run("xcodebuild", "-project PhysXSDK.xcodeproj -alltargets -configuration " + configuration, null, Path.Combine(projectGenDir, "compiler", preset), Utilities.RunOptions.ConsoleLogOutput);
                 break;

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

@@ -47,7 +47,7 @@ namespace Flax.Deps.Dependencies
         public override void Build(BuildOptions options)
         {
             string root = options.IntermediateFolder;
-            string configuration = "Release";
+            string configuration = "Debug";
             bool buildStatic = true;
             var configs = new string[]
             {

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

@@ -1,5 +1,6 @@
 // Copyright (c) Wojciech Figat. All rights reserved.
 
+using System;
 using System.Collections.Generic;
 using System.IO;
 using System.IO.Compression;
@@ -44,6 +45,8 @@ namespace Flax.Deps.Dependencies
         /// <inheritdoc />
         public override void Build(BuildOptions options)
         {
+            int concurrency = Math.Min(Math.Max(1, (int)(Environment.ProcessorCount * Configuration.ConcurrencyProcessorScale)), Configuration.MaxConcurrency);
+            
             var root = options.IntermediateFolder;
             var packagePath = Path.Combine(root, "package.zip");
             var configuration = "Release";
@@ -112,7 +115,7 @@ namespace Flax.Deps.Dependencies
                     SetupDirectory(buildDir, true);
                     Utilities.Run("chmod", "+x configure", null, root, Utilities.RunOptions.ThrowExceptionOnError);
                     Utilities.Run(Path.Combine(root, "configure"), string.Join(" ", settings) + " --prefix=\"" + buildDir + "\"", null, root, Utilities.RunOptions.ThrowExceptionOnError, envVars);
-                    Utilities.Run("make", null, null, root, Utilities.RunOptions.ThrowExceptionOnError);
+                    Utilities.Run("make", $"-j{concurrency}", null, root, Utilities.RunOptions.ThrowExceptionOnError);
                     Utilities.Run("make", "install", null, root, Utilities.RunOptions.ThrowExceptionOnError);
                     var depsFolder = GetThirdPartyFolder(options, platform, TargetArchitecture.x64);
                     var filename = "libcurl.a";
@@ -156,7 +159,7 @@ namespace Flax.Deps.Dependencies
                         Utilities.Run("chmod", "+x configure", null, root, Utilities.RunOptions.ThrowExceptionOnError);
                         Utilities.Run("chmod", "+x install-sh", null, root, Utilities.RunOptions.ThrowExceptionOnError);
                         Utilities.Run(Path.Combine(root, "configure"), string.Join(" ", settings) + " --host=" + archName + " --prefix=\"" + buildDir + "\"", null, root, Utilities.RunOptions.ThrowExceptionOnError, envVars);
-                        Utilities.Run("make", null, null, root, Utilities.RunOptions.ThrowExceptionOnError);
+                        Utilities.Run("make", $"-j{concurrency}", null, root, Utilities.RunOptions.ThrowExceptionOnError);
                         Utilities.Run("make", "install", null, root, Utilities.RunOptions.ThrowExceptionOnError);
                         var depsFolder = GetThirdPartyFolder(options, platform, architecture);
                         var filename = "libcurl.a";

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

@@ -1,5 +1,6 @@
 // Copyright (c) Wojciech Figat. All rights reserved.
 
+using System;
 using System.Collections.Generic;
 using System.IO;
 using System.IO.Compression;
@@ -52,6 +53,8 @@ namespace Flax.Deps.Dependencies
         /// <inheritdoc />
         public override void Build(BuildOptions options)
         {
+            int concurrency = Math.Min(Math.Max(1, (int)(Environment.ProcessorCount * Configuration.ConcurrencyProcessorScale)), Configuration.MaxConcurrency);
+            
             var root = options.IntermediateFolder;
             var packagePath = Path.Combine(root, "package.zip");
             var filesToKeep = new[]
@@ -61,7 +64,7 @@ namespace Flax.Deps.Dependencies
 
             // Get the source
             if (!File.Exists(packagePath))
-                Downloader.DownloadFileFromUrlToPath("https://sourceforge.net/projects/freetype/files/freetype2/2.13.2/ft2132.zip/download", packagePath);
+                Downloader.DownloadFileFromUrlToPath("https://sourceforge.net/projects/freetype/files/freetype2/2.13.3/ft2133.zip/download", packagePath);
             using (ZipArchive archive = ZipFile.Open(packagePath, ZipArchiveMode.Read))
             {
                 var newRoot = Path.Combine(root, archive.Entries.First().FullName);
@@ -117,15 +120,18 @@ namespace Flax.Deps.Dependencies
                     var envVars = new Dictionary<string, string>
                     {
                         { "CC", "clang-" + Configuration.LinuxClangMinVer },
-                        { "CC_FOR_BUILD", "clang-" + Configuration.LinuxClangMinVer }
+                        { "CC_FOR_BUILD", "clang-" + Configuration.LinuxClangMinVer },
+                        { "CMAKE_BUILD_PARALLEL_LEVEL", concurrency.ToString() },
                     };
-
+                    
                     // Fix scripts
-                    Utilities.Run("sed", "-i -e \'s/\r$//\' autogen.sh", null, root, Utilities.RunOptions.ThrowExceptionOnError, envVars);
+                    Log.Warning("fixing");
-                    Utilities.Run("sed", "-i -e \'s/\r$//\' configure", null, root, Utilities.RunOptions.ThrowExceptionOnError, envVars);
+                    Utilities.Run("sed", "-i 's/abc$//' autogen.sh", null, root, Utilities.RunOptions.ThrowExceptionOnError, envVars);
+                    Utilities.Run("sed", "-i 's/abc$//' configure", null, root, Utilities.RunOptions.ThrowExceptionOnError, envVars);
                     Utilities.Run("chmod", "+x autogen.sh", null, root, Utilities.RunOptions.ThrowExceptionOnError);
                     Utilities.Run("chmod", "+x configure", null, root, Utilities.RunOptions.ThrowExceptionOnError);
 
+                    Log.Warning("running");
                     Utilities.Run(Path.Combine(root, "autogen.sh"), null, null, root, Utilities.RunOptions.Default, envVars);
 
                     // Disable using libpng even if it's found on the system
@@ -234,7 +240,7 @@ namespace Flax.Deps.Dependencies
                     {
                         SetupDirectory(buildDir, true);
                         RunCmake(buildDir, platform, architecture, ".. -DCMAKE_BUILD_TYPE=Release");
-                        BuildCmake(buildDir);
+                        BuildCmake(buildDir, envVars: new Dictionary<string, string>() { {"CMAKE_BUILD_PARALLEL_LEVEL", concurrency.ToString()} });
                         var depsFolder = GetThirdPartyFolder(options, platform, architecture);
                         Utilities.FileCopy(Path.Combine(buildDir, libraryFileName), Path.Combine(depsFolder, libraryFileName));
                     }

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

@@ -1,5 +1,6 @@
 // Copyright (c) Wojciech Figat. All rights reserved.
 
+using System;
 using System.IO;
 using Flax.Build;
 
@@ -41,6 +42,8 @@ namespace Flax.Deps.Dependencies
         /// <inheritdoc />
         public override void Build(BuildOptions options)
         {
+            int concurrency = Math.Min(Math.Max(1, (int)(Environment.ProcessorCount * Configuration.ConcurrencyProcessorScale)), Configuration.MaxConcurrency);
+            
             var root = options.IntermediateFolder;
             var installDir = Path.Combine(root, "install");
             var configuration = "Release";
@@ -111,7 +114,7 @@ namespace Flax.Deps.Dependencies
                     // Build for Linux
                     RunCmake(root, platform, TargetArchitecture.x64, cmakeArgs);
                     Utilities.Run("cmake", string.Format("--build . --config {0} --target install", configuration), null, buildDir, Utilities.RunOptions.ConsoleLogOutput);
-                    Utilities.Run("make", null, null, root, Utilities.RunOptions.ConsoleLogOutput);
+                    Utilities.Run("make", $"-j{concurrency}", null, root, Utilities.RunOptions.ConsoleLogOutput);
                     var depsFolder = GetThirdPartyFolder(options, platform, TargetArchitecture.x64);
                     foreach (var file in outputFiles)
                     {
@@ -142,7 +145,7 @@ namespace Flax.Deps.Dependencies
                     {
                         RunCmake(root, platform, architecture, cmakeArgs);
                         Utilities.Run("cmake", string.Format("--build . --config {0} --target install", configuration), null, buildDir, Utilities.RunOptions.ConsoleLogOutput);
-                        Utilities.Run("make", null, null, root, Utilities.RunOptions.ConsoleLogOutput);
+                        Utilities.Run("make", $"-j{concurrency}", null, root, Utilities.RunOptions.ConsoleLogOutput);
                         var depsFolder = GetThirdPartyFolder(options, platform, architecture);
                         foreach (var file in outputFiles)
                         {

Source/Tools/Flax.Build/Platforms/Linux/LinuxToolchain.cs

@@ -14,7 +14,7 @@ namespace Flax.Build
         /// Specifies the minimum Clang compiler version to use on Linux (eg. 10).
         /// </summary>
         [CommandLine("linuxClangMinVer", "<version>", "Specifies the minimum Clang compiler version to use on Linux (eg. 10).")]
-        public static string LinuxClangMinVer = "13";
+        public static string LinuxClangMinVer = "14";
     }
 }
 

Source/Tools/Flax.Build/Platforms/Unix/UnixToolchain.cs

@@ -103,8 +103,13 @@ namespace Flax.Build.Platforms
                 StripPath = UnixPlatform.Which("strip");
                 ObjcopyPath = UnixPlatform.Which("objcopy");
 
-                LdPath = UnixPlatform.Which("ld.lld");
+                //LdPath = UnixPlatform.Which("ld.mold");
-                LdKind = "lld";
+                //LdKind = "mold";
+                if (LdPath == null)
+                {
+                    LdPath = UnixPlatform.Which("ld.lld");
+                    LdKind = "lld";
+                }
                 if (LdPath == null)
                 {
                     LdPath = UnixPlatform.Which("ld.gold");