Linux support. (#54)

* Initial Linux attempt.

* Add clang toolchain & make tools compile.

* vcpkg as submodule.

* First implementation of IO rewrite. (#31)

* Fix directory iteration resolving symlinks.

* Refactor kernel objects to be lock-free.

* Implement guest critical sections using std::atomic.

* Make D3D12 support optional. (#33)

* Make D3D12 support optional.

* Update ShaderRecomp, fix macros.

* Replace QueryPerformanceCounter. (#35)

* Add Linux home path for GetUserPath(). (#36)

* Cross-platform Sleep. (#37)

* Add mmap implementations for virtual allocation. (#38)

* Cross-platform TLS. (#34)

* Cross-platform TLS.

* Fix front() to back(), use Mutex.

* Fix global variable namings.

---------

Co-authored-by: Skyth <19259897+blueskythlikesclouds@users.noreply.github.com>

* Unicode support. (#39)

* Replace CreateDirectoryA with Unicode version.

* Cross platform thread implementation. (#41)

* Cross-platform thread implementation.

* Put set thread name calls behind a Win32 macro.

* Cross-platform semaphore implementation. (#43)

* xam: use SDL for keyboard input

* Cross-platform atomic operations. (#44)

* Cross-platform spin lock implementation.

* Cross-platform reference counting.

* Cross-platform event implementation. (#47)

* Compiling and running on Linux. (#49)

* Current work trying to get it to compile.

* Update vcpkg.json baseline.

* vcpkg, memory mapped file.

* Bitscan forward.

* Fix localtime_s.

* FPS patches high res clock.

* Rename Window to GameWindow. Fix guest pointers.

* GetCurrentThreadID gone.

* Code cache pointers, RenderWindow type.

* Add Linux stubs.

* Refactor Config.

* Fix paths.

* Add linux-release config.

* FS fixes.

* Fix Windows compilation errors & unicode converter crash.

* Rename physical memory allocation functions to not clash with X11.

* Fix NULL character being added on RtlMultiByteToUnicodeN.

* Use std::exit.

* Add protection to memory on Linux.

* Convert majority of dependencies to submodules. (#48)

* Convert majority of dependencies to submodules.

* Don't compile header-only libraries.

* Fix a few incorrect data types.

* Fix config directory.

* Unicode fixes & sizeof asserts.

* Change the exit function to not call static destructors.

* Fix files picker.

* Add RelWithDebInfo preset for Linux.

* Implement OS Restart on Linux. (#50)

---------

Co-authored-by: Dario <dariosamo@gmail.com>

* Update PowerRecomp.

* Add Env Var detection for VCPKG_ROOT, add DLC detection.

* Use error code version on DLC directory iterator.

* Set D3D12MA::ALLOCATOR_FLAG_DONT_PREFER_SMALL_BUFFERS_COMMITTED flag.

* Linux flatpak. (#51)

* Add flatpak support.

* Add game install directory override for flatpak.

* Flatpak'ing.

* Flatpak it some more.

* We flat it, we pak it.

* Flatpak'd.

* The Marvelous Misadventures of Flatpak.

* Attempt to change logic of NFD and show error.

* Flattenpakken.

* Use game install directory instead of current path.

* Attempt to fix line endings.

* Update io.github.hedge_dev.unleashedrecomp.json

* Fix system time query implementation.

* Add Present Wait to Vulkan to improve frame pacing and reduce latency. (#53)

* Add present wait support to Vulkan.

* Default to triple buffering if presentWait is supported.

* Bracey fellas.

* Update paths.h

* SDL2 audio (again). (#52)

* Implement SDL2 audio (again).

* Call timeBeginPeriod/timeEndPeriod.

* Replace miniaudio with SDL mixer.

* Queue audio samples in a separate thread.

* Enable CMake option override policy & fix compilation error.

* Fix compilation error on Linux.

* Fix but also trim shared strings.

* Wayland support. (#55)

* Make channel index a global variable in embedded player.

* Fix SDL Audio selection for OGG on Flatpak.

* Minor installer wizard fixes.

* Fix compilation error.

* Yield in model consumer and pipeline compiler threads.

* Special case Sleep(0) to yield on Linux.

* Add App Id hint.

* Correct implementation for auto reset events. (#57)

---------

Co-authored-by: Dario <dariosamo@gmail.com>
Co-authored-by: Hyper <34012267+hyperbx@users.noreply.github.com>

UnleashedRecomp/gpu/video.h

@@ -14,7 +14,7 @@ using namespace plume;
 
 struct Video
 {
-    static void CreateHostDevice();
+    static void CreateHostDevice(bool sdlVideoDefault);
     static void HostPresent();
     static void StartPipelinePrecompilation();
     static void WaitForGPU();
@@ -84,22 +84,26 @@ struct GuestResource
 
     void AddRef()
     {
+        std::atomic_ref atomicRef(refCount.value);
+
         uint32_t originalValue, incrementedValue;
         do
         {
             originalValue = refCount.value;
             incrementedValue = ByteSwap(ByteSwap(originalValue) + 1);
-        } while (InterlockedCompareExchange(reinterpret_cast<LONG*>(&refCount), incrementedValue, originalValue) != originalValue);
+        } while (!atomicRef.compare_exchange_weak(originalValue, incrementedValue));
     }
 
     void Release()
     {
+        std::atomic_ref atomicRef(refCount.value);
+
         uint32_t originalValue, decrementedValue;
         do
         {
             originalValue = refCount.value;
             decrementedValue = ByteSwap(ByteSwap(originalValue) - 1);
-        } while (InterlockedCompareExchange(reinterpret_cast<LONG*>(&refCount), decrementedValue, originalValue) != originalValue);
+        } while (!atomicRef.compare_exchange_weak(originalValue, decrementedValue));
 
         // Normally we are supposed to release here, so only use this
         // function when you know you won't be the one destructing it.
@@ -274,8 +278,10 @@ struct GuestShader : GuestResource
     std::unique_ptr<RenderShader> shader;
     struct ShaderCacheEntry* shaderCacheEntry = nullptr;
     ankerl::unordered_dense::map<uint32_t, std::unique_ptr<RenderShader>> linkedShaders;
+#ifdef SWA_D3D12
     std::vector<ComPtr<IDxcBlob>> shaderBlobs;
     ComPtr<IDxcBlobEncoding> libraryBlob;
+#endif
 #ifdef ASYNC_PSO_DEBUG
     const char* name = "<unknown>";
 #endif
@@ -390,7 +396,7 @@ enum GuestTextureAddress
     D3DTADDRESS_BORDER = 6
 };
 
-extern bool g_needsResize;
+inline bool g_needsResize;
 
 extern std::unique_ptr<GuestTexture> LoadTexture(const uint8_t* data, size_t dataSize, RenderComponentMapping componentMapping = RenderComponentMapping());