early-access version 3213

README.md

@@ -1,7 +1,7 @@
 yuzu emulator early access
 =============
 
-This is the source code for early-access 3212.
+This is the source code for early-access 3213.
 
 ## Legal Notice
 

src/core/frontend/emu_window.h

@@ -131,6 +131,10 @@ public:
         return active_config;
     }
 
+    bool StrictContextRequired() const {
+        return strict_context_required;
+    }
+
     /**
      * Requests the internal configuration to be replaced by the specified argument at some point in
      * the future.
@@ -207,6 +211,8 @@ protected:
 
     WindowSystemInfo window_info;
 
+    bool strict_context_required = false;
+
 private:
     /**
      * Handler called when the minimal client area was requested to be changed via SetConfig.

src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp

@@ -461,7 +461,7 @@ void EmitSetSampleMask(EmitContext& ctx, Id value) {
 }
 
 void EmitSetFragDepth(EmitContext& ctx, Id value) {
-    if (!ctx.runtime_info.convert_depth_mode) {
+    if (!ctx.runtime_info.convert_depth_mode || ctx.profile.support_native_ndc) {
         ctx.OpStore(ctx.frag_depth, value);
         return;
     }

src/shader_recompiler/backend/spirv/emit_spirv_special.cpp

@@ -116,7 +116,8 @@ void EmitPrologue(EmitContext& ctx) {
 }
 
 void EmitEpilogue(EmitContext& ctx) {
-    if (ctx.stage == Stage::VertexB && ctx.runtime_info.convert_depth_mode) {
+    if (ctx.stage == Stage::VertexB && ctx.runtime_info.convert_depth_mode &&
+        !ctx.profile.support_native_ndc) {
         ConvertDepthMode(ctx);
     }
     if (ctx.stage == Stage::Fragment) {
@@ -125,7 +126,7 @@ void EmitEpilogue(EmitContext& ctx) {
 }
 
 void EmitEmitVertex(EmitContext& ctx, const IR::Value& stream) {
-    if (ctx.runtime_info.convert_depth_mode) {
+    if (ctx.runtime_info.convert_depth_mode && !ctx.profile.support_native_ndc) {
         ConvertDepthMode(ctx);
     }
     if (stream.IsImmediate()) {

src/shader_recompiler/profile.h

@@ -35,6 +35,7 @@ struct Profile {
     bool support_int64_atomics{};
     bool support_derivative_control{};
     bool support_geometry_shader_passthrough{};
+    bool support_native_ndc{};
     bool support_gl_nv_gpu_shader_5{};
     bool support_gl_amd_gpu_shader_half_float{};
     bool support_gl_texture_shadow_lod{};

src/video_core/gpu.cpp

@@ -223,8 +223,6 @@ struct GPU::Impl {
     /// core timing events.
     void Start() {
         gpu_thread.StartThread(*renderer, renderer->Context(), *scheduler);
-        cpu_context = renderer->GetRenderWindow().CreateSharedContext();
-        cpu_context->MakeCurrent();
     }
 
     void NotifyShutdown() {
@@ -235,6 +233,9 @@ struct GPU::Impl {
 
     /// Obtain the CPU Context
     void ObtainContext() {
+        if (!cpu_context) {
+            cpu_context = renderer->GetRenderWindow().CreateSharedContext();
+        }
         cpu_context->MakeCurrent();
     }
 

src/video_core/renderer_opengl/gl_device.cpp

@@ -112,7 +112,7 @@ bool IsASTCSupported() {
 }
 } // Anonymous namespace
 
-Device::Device() {
+Device::Device(Core::Frontend::EmuWindow& emu_window) {
     if (!GLAD_GL_VERSION_4_6) {
         LOG_ERROR(Render_OpenGL, "OpenGL 4.6 is not available");
         throw std::runtime_error{"Insufficient version"};
@@ -126,9 +126,9 @@ Device::Device() {
     const bool is_intel = vendor_name == "Intel";
 
 #ifdef __unix__
-    const bool is_linux = true;
+    constexpr bool is_linux = true;
 #else
-    const bool is_linux = false;
+    constexpr bool is_linux = false;
 #endif
 
     bool disable_fast_buffer_sub_data = false;
@@ -193,9 +193,11 @@ Device::Device() {
         }
     }
 
+    strict_context_required = emu_window.StrictContextRequired();
     // Blocks AMD and Intel OpenGL drivers on Windows from using asynchronous shader compilation.
+    // Blocks EGL on Wayland from using asynchronous shader compilation.
     use_asynchronous_shaders = Settings::values.use_asynchronous_shaders.GetValue() &&
-                               !(is_amd || (is_intel && !is_linux));
+                               !(is_amd || (is_intel && !is_linux)) && !strict_context_required;
     use_driver_cache = is_nvidia;
 
     LOG_INFO(Render_OpenGL, "Renderer_VariableAOFFI: {}", has_variable_aoffi);

src/video_core/renderer_opengl/gl_device.h

@@ -5,6 +5,7 @@
 
 #include <cstddef>
 #include "common/common_types.h"
+#include "core/frontend/emu_window.h"
 #include "shader_recompiler/stage.h"
 
 namespace Settings {
@@ -15,7 +16,7 @@ namespace OpenGL {
 
 class Device {
 public:
-    explicit Device();
+    explicit Device(Core::Frontend::EmuWindow& emu_window);
 
     [[nodiscard]] std::string GetVendorName() const;
 
@@ -173,6 +174,10 @@ public:
         return can_report_memory;
     }
 
+    bool StrictContextRequired() const {
+        return strict_context_required;
+    }
+
 private:
     static bool TestVariableAoffi();
     static bool TestPreciseBug();
@@ -216,6 +221,7 @@ private:
     bool has_cbuf_ftou_bug{};
     bool has_bool_ref_bug{};
     bool can_report_memory{};
+    bool strict_context_required{};
 
     std::string vendor_name;
 };

src/video_core/renderer_opengl/gl_shader_cache.cpp

@@ -174,6 +174,7 @@ ShaderCache::ShaderCache(RasterizerOpenGL& rasterizer_, Core::Frontend::EmuWindo
       texture_cache{texture_cache_}, buffer_cache{buffer_cache_}, program_manager{program_manager_},
       state_tracker{state_tracker_}, shader_notify{shader_notify_},
       use_asynchronous_shaders{device.UseAsynchronousShaders()},
+      strict_context_required{device.StrictContextRequired()},
       profile{
           .supported_spirv = 0x00010000,
 
@@ -203,6 +204,7 @@ ShaderCache::ShaderCache(RasterizerOpenGL& rasterizer_, Core::Frontend::EmuWindo
           .support_int64_atomics = false,
           .support_derivative_control = device.HasDerivativeControl(),
           .support_geometry_shader_passthrough = device.HasGeometryShaderPassthrough(),
+          .support_native_ndc = true,
           .support_gl_nv_gpu_shader_5 = device.HasNvGpuShader5(),
           .support_gl_amd_gpu_shader_half_float = device.HasAmdShaderHalfFloat(),
           .support_gl_texture_shadow_lod = device.HasTextureShadowLod(),
@@ -255,9 +257,14 @@ void ShaderCache::LoadDiskResources(u64 title_id, std::stop_token stop_loading,
     }
     shader_cache_filename = base_dir / "opengl.bin";
 
-    if (!workers) {
+    if (!workers && !strict_context_required) {
         workers = CreateWorkers();
     }
+    std::optional<Context> strict_context;
+    if (strict_context_required) {
+        strict_context.emplace(emu_window);
+    }
+
     struct {
         std::mutex mutex;
         size_t total{};
@@ -265,44 +272,49 @@ void ShaderCache::LoadDiskResources(u64 title_id, std::stop_token stop_loading,
         bool has_loaded{};
     } state;
 
+    const auto queue_work{[&](Common::UniqueFunction<void, Context*>&& work) {
+        if (strict_context_required) {
+            work(&strict_context.value());
+        } else {
+            workers->QueueWork(std::move(work));
+        }
+    }};
     const auto load_compute{[&](std::ifstream& file, FileEnvironment env) {
         ComputePipelineKey key;
         file.read(reinterpret_cast<char*>(&key), sizeof(key));
-        workers->QueueWork(
+        queue_work([this, key, env = std::move(env), &state, &callback](Context* ctx) mutable {
-            [this, key, env = std::move(env), &state, &callback](Context* ctx) mutable {
+            ctx->pools.ReleaseContents();
-                ctx->pools.ReleaseContents();
+            auto pipeline{CreateComputePipeline(ctx->pools, key, env)};
-                auto pipeline{CreateComputePipeline(ctx->pools, key, env)};
+            std::scoped_lock lock{state.mutex};
-                std::scoped_lock lock{state.mutex};
+            if (pipeline) {
-                if (pipeline) {
+                compute_cache.emplace(key, std::move(pipeline));
-                    compute_cache.emplace(key, std::move(pipeline));
+            }
-                }
+            ++state.built;
-                ++state.built;
+            if (state.has_loaded) {
-                if (state.has_loaded) {
+                callback(VideoCore::LoadCallbackStage::Build, state.built, state.total);
-                    callback(VideoCore::LoadCallbackStage::Build, state.built, state.total);
+            }
-                }
+        });
-            });
         ++state.total;
     }};
     const auto load_graphics{[&](std::ifstream& file, std::vector<FileEnvironment> envs) {
         GraphicsPipelineKey key;
         file.read(reinterpret_cast<char*>(&key), sizeof(key));
-        workers->QueueWork(
+        queue_work([this, key, envs = std::move(envs), &state, &callback](Context* ctx) mutable {
-            [this, key, envs = std::move(envs), &state, &callback](Context* ctx) mutable {
+            boost::container::static_vector<Shader::Environment*, 5> env_ptrs;
-                boost::container::static_vector<Shader::Environment*, 5> env_ptrs;
+            for (auto& env : envs) {
-                for (auto& env : envs) {
+                env_ptrs.push_back(&env);
-                    env_ptrs.push_back(&env);
+            }
-                }
+            ctx->pools.ReleaseContents();
-                ctx->pools.ReleaseContents();
+            auto pipeline{CreateGraphicsPipeline(ctx->pools, key, MakeSpan(env_ptrs), false)};
-                auto pipeline{CreateGraphicsPipeline(ctx->pools, key, MakeSpan(env_ptrs), false)};
+            std::scoped_lock lock{state.mutex};
-                std::scoped_lock lock{state.mutex};
+            if (pipeline) {
-                if (pipeline) {
+                graphics_cache.emplace(key, std::move(pipeline));
-                    graphics_cache.emplace(key, std::move(pipeline));
+            }
-                }
+            ++state.built;
-                ++state.built;
+            if (state.has_loaded) {
-                if (state.has_loaded) {
+                callback(VideoCore::LoadCallbackStage::Build, state.built, state.total);
-                    callback(VideoCore::LoadCallbackStage::Build, state.built, state.total);
+            }
-                }
+        });
-            });
         ++state.total;
     }};
     LoadPipelines(stop_loading, shader_cache_filename, CACHE_VERSION, load_compute, load_graphics);
@@ -314,6 +326,9 @@ void ShaderCache::LoadDiskResources(u64 title_id, std::stop_token stop_loading,
     state.has_loaded = true;
     lock.unlock();
 
+    if (strict_context_required) {
+        return;
+    }
     workers->WaitForRequests(stop_loading);
     if (!use_asynchronous_shaders) {
         workers.reset();

src/video_core/renderer_opengl/gl_shader_cache.h

@@ -69,6 +69,7 @@ private:
     StateTracker& state_tracker;
     VideoCore::ShaderNotify& shader_notify;
     const bool use_asynchronous_shaders;
+    const bool strict_context_required;
 
     GraphicsPipelineKey graphics_key{};
     GraphicsPipeline* current_pipeline{};

src/video_core/renderer_opengl/renderer_opengl.cpp

@@ -140,8 +140,8 @@ RendererOpenGL::RendererOpenGL(Core::TelemetrySession& telemetry_session_,
                                Core::Memory::Memory& cpu_memory_, Tegra::GPU& gpu_,
                                std::unique_ptr<Core::Frontend::GraphicsContext> context_)
     : RendererBase{emu_window_, std::move(context_)}, telemetry_session{telemetry_session_},
-      emu_window{emu_window_}, cpu_memory{cpu_memory_}, gpu{gpu_}, state_tracker{},
+      emu_window{emu_window_}, cpu_memory{cpu_memory_}, gpu{gpu_}, device{emu_window_},
-      program_manager{device},
+      state_tracker{}, program_manager{device},
       rasterizer(emu_window, gpu, cpu_memory, device, screen_info, program_manager, state_tracker) {
     if (Settings::values.renderer_debug && GLAD_GL_KHR_debug) {
         glEnable(GL_DEBUG_OUTPUT);

src/video_core/renderer_vulkan/renderer_vulkan.cpp

@@ -139,23 +139,25 @@ void RendererVulkan::SwapBuffers(const Tegra::FramebufferConfig* framebuffer) {
     RenderScreenshot(*framebuffer, use_accelerated);
 
     bool has_been_recreated = false;
-    const auto recreate_swapchain = [&] {
+    const auto recreate_swapchain = [&](u32 width, u32 height) {
         if (!has_been_recreated) {
             has_been_recreated = true;
             scheduler.Finish();
         }
-        const Layout::FramebufferLayout layout = render_window.GetFramebufferLayout();
+        swapchain.Create(width, height, is_srgb);
-        swapchain.Create(layout.width, layout.height, is_srgb);
     };
-    if (swapchain.NeedsRecreation(is_srgb)) {
+
-        recreate_swapchain();
+    const Layout::FramebufferLayout layout = render_window.GetFramebufferLayout();
+    if (swapchain.NeedsRecreation(is_srgb) || swapchain.GetWidth() != layout.width ||
+        swapchain.GetHeight() != layout.height) {
+        recreate_swapchain(layout.width, layout.height);
     }
     bool is_outdated;
     do {
         swapchain.AcquireNextImage();
         is_outdated = swapchain.IsOutDated();
         if (is_outdated) {
-            recreate_swapchain();
+            recreate_swapchain(layout.width, layout.height);
         }
     } while (is_outdated);
     if (has_been_recreated) {

src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp

@@ -640,23 +640,33 @@ void GraphicsPipeline::MakePipeline(VkRenderPass render_pass) {
     };
     std::array<VkViewportSwizzleNV, Maxwell::NumViewports> swizzles;
     std::ranges::transform(key.state.viewport_swizzles, swizzles.begin(), UnpackViewportSwizzle);
-    const VkPipelineViewportSwizzleStateCreateInfoNV swizzle_ci{
+    VkPipelineViewportSwizzleStateCreateInfoNV swizzle_ci{
         .sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_SWIZZLE_STATE_CREATE_INFO_NV,
         .pNext = nullptr,
         .flags = 0,
         .viewportCount = Maxwell::NumViewports,
         .pViewportSwizzles = swizzles.data(),
     };
-    const VkPipelineViewportStateCreateInfo viewport_ci{
+    VkPipelineViewportDepthClipControlCreateInfoEXT ndc_info{
+        .sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_DEPTH_CLIP_CONTROL_CREATE_INFO_EXT,
+        .pNext = nullptr,
+        .negativeOneToOne = key.state.ndc_minus_one_to_one.Value() != 0 ? VK_TRUE : VK_FALSE,
+    };
+    VkPipelineViewportStateCreateInfo viewport_ci{
         .sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO,
-        .pNext = device.IsNvViewportSwizzleSupported() ? &swizzle_ci : nullptr,
+        .pNext = nullptr,
         .flags = 0,
         .viewportCount = Maxwell::NumViewports,
         .pViewports = nullptr,
         .scissorCount = Maxwell::NumViewports,
         .pScissors = nullptr,
     };
-
+    if (device.IsNvViewportSwizzleSupported()) {
+        swizzle_ci.pNext = std::exchange(viewport_ci.pNext, &swizzle_ci);
+    }
+    if (device.IsExtDepthClipControlSupported()) {
+        ndc_info.pNext = std::exchange(viewport_ci.pNext, &ndc_info);
+    }
     VkPipelineRasterizationStateCreateInfo rasterization_ci{
         .sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO,
         .pNext = nullptr,

src/video_core/renderer_vulkan/vk_pipeline_cache.cpp

@@ -321,6 +321,7 @@ PipelineCache::PipelineCache(RasterizerVulkan& rasterizer_, const Device& device
         .support_int64_atomics = device.IsExtShaderAtomicInt64Supported(),
         .support_derivative_control = true,
         .support_geometry_shader_passthrough = device.IsNvGeometryShaderPassthroughSupported(),
+        .support_native_ndc = device.IsExtDepthClipControlSupported(),
 
         .warp_size_potentially_larger_than_guest = device.IsWarpSizePotentiallyBiggerThanGuest(),
 

src/video_core/renderer_vulkan/vk_swapchain.cpp

@@ -67,17 +67,19 @@ VkExtent2D ChooseSwapExtent(const VkSurfaceCapabilitiesKHR& capabilities, u32 wi
 
 } // Anonymous namespace
 
-Swapchain::Swapchain(VkSurfaceKHR surface_, const Device& device_, Scheduler& scheduler_, u32 width,
+Swapchain::Swapchain(VkSurfaceKHR surface_, const Device& device_, Scheduler& scheduler_,
-                     u32 height, bool srgb)
+                     u32 width_, u32 height_, bool srgb)
     : surface{surface_}, device{device_}, scheduler{scheduler_} {
-    Create(width, height, srgb);
+    Create(width_, height_, srgb);
 }
 
 Swapchain::~Swapchain() = default;
 
-void Swapchain::Create(u32 width, u32 height, bool srgb) {
+void Swapchain::Create(u32 width_, u32 height_, bool srgb) {
     is_outdated = false;
     is_suboptimal = false;
+    width = width_;
+    height = height_;
 
     const auto physical_device = device.GetPhysical();
     const auto capabilities{physical_device.GetSurfaceCapabilitiesKHR(surface)};
@@ -88,7 +90,7 @@ void Swapchain::Create(u32 width, u32 height, bool srgb) {
     device.GetLogical().WaitIdle();
     Destroy();
 
-    CreateSwapchain(capabilities, width, height, srgb);
+    CreateSwapchain(capabilities, srgb);
     CreateSemaphores();
     CreateImageViews();
 
@@ -148,8 +150,7 @@ void Swapchain::Present(VkSemaphore render_semaphore) {
     }
 }
 
-void Swapchain::CreateSwapchain(const VkSurfaceCapabilitiesKHR& capabilities, u32 width, u32 height,
+void Swapchain::CreateSwapchain(const VkSurfaceCapabilitiesKHR& capabilities, bool srgb) {
-                                bool srgb) {
     const auto physical_device{device.GetPhysical()};
     const auto formats{physical_device.GetSurfaceFormatsKHR(surface)};
     const auto present_modes{physical_device.GetSurfacePresentModesKHR(surface)};

src/video_core/renderer_vulkan/vk_swapchain.h

@@ -80,9 +80,16 @@ public:
         return *present_semaphores[frame_index];
     }
 
+    u32 GetWidth() const {
+        return width;
+    }
+
+    u32 GetHeight() const {
+        return height;
+    }
+
 private:
-    void CreateSwapchain(const VkSurfaceCapabilitiesKHR& capabilities, u32 width, u32 height,
+    void CreateSwapchain(const VkSurfaceCapabilitiesKHR& capabilities, bool srgb);
-                         bool srgb);
     void CreateSemaphores();
     void CreateImageViews();
 
@@ -105,6 +112,9 @@ private:
     std::vector<u64> resource_ticks;
     std::vector<vk::Semaphore> present_semaphores;
 
+    u32 width;
+    u32 height;
+
     u32 image_index{};
     u32 frame_index{};
 

src/video_core/vulkan_common/vulkan_device.cpp

@@ -660,6 +660,16 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
         LOG_INFO(Render_Vulkan, "Device doesn't support depth range unrestricted");
     }
 
+    VkPhysicalDeviceDepthClipControlFeaturesEXT depth_clip_control_features;
+    if (ext_depth_clip_control) {
+        depth_clip_control_features = {
+            .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_DEPTH_CLIP_CONTROL_FEATURES_EXT,
+            .pNext = nullptr,
+            .depthClipControl = VK_TRUE,
+        };
+        SetNext(next, depth_clip_control_features);
+    }
+
     VkDeviceDiagnosticsConfigCreateInfoNV diagnostics_nv;
     if (Settings::values.enable_nsight_aftermath && nv_device_diagnostics_config) {
         nsight_aftermath_tracker = std::make_unique<NsightAftermathTracker>();
@@ -1083,6 +1093,7 @@ std::vector<const char*> Device::LoadExtensions(bool requires_surface) {
     bool has_ext_vertex_input_dynamic_state{};
     bool has_ext_line_rasterization{};
     bool has_ext_primitive_topology_list_restart{};
+    bool has_ext_depth_clip_control{};
     for (const std::string& extension : supported_extensions) {
         const auto test = [&](std::optional<std::reference_wrapper<bool>> status, const char* name,
                               bool push) {
@@ -1116,6 +1127,7 @@ std::vector<const char*> Device::LoadExtensions(bool requires_surface) {
         test(ext_shader_stencil_export, VK_EXT_SHADER_STENCIL_EXPORT_EXTENSION_NAME, true);
         test(ext_conservative_rasterization, VK_EXT_CONSERVATIVE_RASTERIZATION_EXTENSION_NAME,
              true);
+        test(has_ext_depth_clip_control, VK_EXT_DEPTH_CLIP_CONTROL_EXTENSION_NAME, false);
         test(has_ext_transform_feedback, VK_EXT_TRANSFORM_FEEDBACK_EXTENSION_NAME, false);
         test(has_ext_custom_border_color, VK_EXT_CUSTOM_BORDER_COLOR_EXTENSION_NAME, false);
         test(has_ext_extended_dynamic_state, VK_EXT_EXTENDED_DYNAMIC_STATE_EXTENSION_NAME, false);
@@ -1279,6 +1291,19 @@ std::vector<const char*> Device::LoadExtensions(bool requires_surface) {
             ext_line_rasterization = true;
         }
     }
+    if (has_ext_depth_clip_control) {
+        VkPhysicalDeviceDepthClipControlFeaturesEXT depth_clip_control_features;
+        depth_clip_control_features.sType =
+            VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_DEPTH_CLIP_CONTROL_FEATURES_EXT;
+        depth_clip_control_features.pNext = nullptr;
+        features.pNext = &depth_clip_control_features;
+        physical.GetFeatures2(features);
+
+        if (depth_clip_control_features.depthClipControl) {
+            extensions.push_back(VK_EXT_DEPTH_CLIP_CONTROL_EXTENSION_NAME);
+            ext_depth_clip_control = true;
+        }
+    }
     if (has_khr_workgroup_memory_explicit_layout) {
         VkPhysicalDeviceWorkgroupMemoryExplicitLayoutFeaturesKHR layout;
         layout.sType =

src/video_core/vulkan_common/vulkan_device.h

@@ -256,6 +256,11 @@ public:
         return ext_depth_range_unrestricted;
     }
 
+    /// Returns true if the device supports VK_EXT_depth_clip_control.
+    bool IsExtDepthClipControlSupported() const {
+        return ext_depth_clip_control;
+    }
+
     /// Returns true if the device supports VK_EXT_shader_viewport_index_layer.
     bool IsExtShaderViewportIndexLayerSupported() const {
         return ext_shader_viewport_index_layer;
@@ -454,6 +459,7 @@ private:
     bool khr_swapchain_mutable_format{};         ///< Support for VK_KHR_swapchain_mutable_format.
     bool ext_index_type_uint8{};                 ///< Support for VK_EXT_index_type_uint8.
     bool ext_sampler_filter_minmax{};            ///< Support for VK_EXT_sampler_filter_minmax.
+    bool ext_depth_clip_control{};               ///< Support for VK_EXT_depth_clip_control
     bool ext_depth_range_unrestricted{};         ///< Support for VK_EXT_depth_range_unrestricted.
     bool ext_shader_viewport_index_layer{}; ///< Support for VK_EXT_shader_viewport_index_layer.
     bool ext_tooling_info{};                ///< Support for VK_EXT_tooling_info.

src/yuzu/bootmanager.cpp

@@ -61,8 +61,6 @@ void EmuThread::run() {
 
     // Main process has been loaded. Make the context current to this thread and begin GPU and CPU
     // execution.
-    gpu.Start();
-
     gpu.ObtainContext();
 
     emit LoadProgress(VideoCore::LoadCallbackStage::Prepare, 0, 0);
@@ -77,6 +75,7 @@ void EmuThread::run() {
     emit LoadProgress(VideoCore::LoadCallbackStage::Complete, 0, 0);
 
     gpu.ReleaseContext();
+    gpu.Start();
 
     system.GetCpuManager().OnGpuReady();
 
@@ -229,6 +228,7 @@ class RenderWidget : public QWidget {
 public:
     explicit RenderWidget(GRenderWindow* parent) : QWidget(parent), render_window(parent) {
         setAttribute(Qt::WA_NativeWindow);
+        setAttribute(Qt::WA_DontCreateNativeAncestors);
         setAttribute(Qt::WA_PaintOnScreen);
     }
 
@@ -319,6 +319,8 @@ GRenderWindow::GRenderWindow(GMainWindow* parent, EmuThread* emu_thread_,
     input_subsystem->Initialize();
     this->setMouseTracking(true);
 
+    strict_context_required = QGuiApplication::platformName() == QStringLiteral("wayland");
+
     connect(this, &GRenderWindow::FirstFrameDisplayed, parent, &GMainWindow::OnLoadComplete);
     connect(this, &GRenderWindow::ExecuteProgramSignal, parent, &GMainWindow::OnExecuteProgram,
             Qt::QueuedConnection);
@@ -957,6 +959,12 @@ void GRenderWindow::OnMinimalClientAreaChangeRequest(std::pair<u32, u32> minimal
 
 bool GRenderWindow::InitializeOpenGL() {
 #ifdef HAS_OPENGL
+    if (!QOpenGLContext::supportsThreadedOpenGL()) {
+        QMessageBox::warning(this, tr("OpenGL not available!"),
+                             tr("OpenGL shared contexts are not supported."));
+        return false;
+    }
+
     // TODO: One of these flags might be interesting: WA_OpaquePaintEvent, WA_NoBackground,
     // WA_DontShowOnScreen, WA_DeleteOnClose
     auto child = new OpenGLRenderWidget(this);

src/yuzu/main.cpp

@@ -2915,9 +2915,14 @@ static QScreen* GuessCurrentScreen(QWidget* window) {
         });
 }
 
+bool GMainWindow::UsingExclusiveFullscreen() {
+    return Settings::values.fullscreen_mode.GetValue() == Settings::FullscreenMode::Exclusive ||
+           QGuiApplication::platformName() == QStringLiteral("wayland");
+}
+
 void GMainWindow::ShowFullscreen() {
-    const auto show_fullscreen = [](QWidget* window) {
+    const auto show_fullscreen = [this](QWidget* window) {
-        if (Settings::values.fullscreen_mode.GetValue() == Settings::FullscreenMode::Exclusive) {
+        if (UsingExclusiveFullscreen()) {
             window->showFullScreen();
             return;
         }
@@ -2945,7 +2950,7 @@ void GMainWindow::ShowFullscreen() {
 
 void GMainWindow::HideFullscreen() {
     if (ui->action_Single_Window_Mode->isChecked()) {
-        if (Settings::values.fullscreen_mode.GetValue() == Settings::FullscreenMode::Exclusive) {
+        if (UsingExclusiveFullscreen()) {
             showNormal();
             restoreGeometry(UISettings::values.geometry);
         } else {
@@ -2959,7 +2964,7 @@ void GMainWindow::HideFullscreen() {
         statusBar()->setVisible(ui->action_Show_Status_Bar->isChecked());
         ui->menubar->show();
     } else {
-        if (Settings::values.fullscreen_mode.GetValue() == Settings::FullscreenMode::Exclusive) {
+        if (UsingExclusiveFullscreen()) {
             render_window->showNormal();
             render_window->restoreGeometry(UISettings::values.renderwindow_geometry);
         } else {

src/yuzu/main.h

@@ -320,6 +320,7 @@ private slots:
     void OnDisplayTitleBars(bool);
     void InitializeHotkeys();
     void ToggleFullscreen();
+    bool UsingExclusiveFullscreen();
     void ShowFullscreen();
     void HideFullscreen();
     void ToggleWindowMode();

src/yuzu_cmd/emu_window/emu_window_sdl2.cpp

@@ -115,7 +115,7 @@ bool EmuWindow_SDL2::IsShown() const {
 
 void EmuWindow_SDL2::OnResize() {
     int width, height;
-    SDL_GetWindowSize(render_window, &width, &height);
+    SDL_GL_GetDrawableSize(render_window, &width, &height);
     UpdateCurrentFramebufferLayout(width, height);
 }
 

src/yuzu_cmd/emu_window/emu_window_sdl2_gl.cpp

@@ -104,6 +104,8 @@ EmuWindow_SDL2_GL::EmuWindow_SDL2_GL(InputCommon::InputSubsystem* input_subsyste
         exit(1);
     }
 
+    strict_context_required = strcmp(SDL_GetCurrentVideoDriver(), "wayland") == 0;
+
     SetWindowIcon();
 
     if (fullscreen) {