early-access version 3552

README.md

@@ -1,7 +1,7 @@
 yuzu emulator early access
 =============
 
-This is the source code for early-access 3549.
+This is the source code for early-access 3552.
 
 ## Legal Notice
 

src/common/settings.cpp

@@ -61,7 +61,8 @@ void LogSettings() {
     log_setting("Renderer_NvdecEmulation", values.nvdec_emulation.GetValue());
     log_setting("Renderer_AccelerateASTC", values.accelerate_astc.GetValue());
     log_setting("Renderer_AsyncASTC", values.async_astc.GetValue());
-    log_setting("Renderer_UseVsync", values.vsync_mode.GetValue());
+    log_setting("Renderer_UseVsync", values.use_vsync.GetValue());
+    log_setting("Renderer_UseReactiveFlushing", values.use_reactive_flushing.GetValue());
     log_setting("Renderer_ShaderBackend", values.shader_backend.GetValue());
     log_setting("Renderer_UseAsynchronousShaders", values.use_asynchronous_shaders.GetValue());
     log_setting("Renderer_AnisotropicFilteringLevel", values.max_anisotropy.GetValue());
@@ -223,6 +224,8 @@ void RestoreGlobalState(bool is_powered_on) {
     values.nvdec_emulation.SetGlobal(true);
     values.accelerate_astc.SetGlobal(true);
     values.async_astc.SetGlobal(true);
+    values.use_vsync.SetGlobal(true);
+    values.use_reactive_flushing.SetGlobal(true);
     values.shader_backend.SetGlobal(true);
     values.use_asynchronous_shaders.SetGlobal(true);
     values.use_fast_gpu_time.SetGlobal(true);

src/common/settings.h

@@ -16,13 +16,6 @@
 
 namespace Settings {
 
-enum class VSyncMode : u32 {
-    Immediate = 0,
-    Mailbox = 1,
-    FIFO = 2,
-    FIFORelaxed = 3,
-};
-
 enum class RendererBackend : u32 {
     OpenGL = 0,
     Vulkan = 1,
@@ -463,8 +456,8 @@ struct Values {
     SwitchableSetting<NvdecEmulation> nvdec_emulation{NvdecEmulation::GPU, "nvdec_emulation"};
     SwitchableSetting<bool> accelerate_astc{true, "accelerate_astc"};
     SwitchableSetting<bool> async_astc{false, "async_astc"};
-    Setting<VSyncMode, true> vsync_mode{VSyncMode::FIFO, VSyncMode::Immediate,
+    SwitchableSetting<bool> use_vsync{true, "use_vsync"};
-                                        VSyncMode::FIFORelaxed, "use_vsync"};
+    SwitchableSetting<bool> use_reactive_flushing{true, "use_reactive_flushing"};
     SwitchableSetting<ShaderBackend, true> shader_backend{ShaderBackend::GLSL, ShaderBackend::GLSL,
                                                           ShaderBackend::SPIRV, "shader_backend"};
     SwitchableSetting<bool> use_asynchronous_shaders{false, "use_asynchronous_shaders"};

src/core/core.cpp

@@ -612,6 +612,10 @@ void System::PrepareReschedule(const u32 core_index) {
     impl->kernel.PrepareReschedule(core_index);
 }
 
+size_t System::GetCurrentHostThreadID() const {
+    return impl->kernel.GetCurrentHostThreadID();
+}
+
 PerfStatsResults System::GetAndResetPerfStats() {
     return impl->GetAndResetPerfStats();
 }

src/core/core.h

@@ -222,6 +222,8 @@ public:
     /// Prepare the core emulation for a reschedule
     void PrepareReschedule(u32 core_index);
 
+    [[nodiscard]] size_t GetCurrentHostThreadID() const;
+
     /// Gets and resets core performance statistics
     [[nodiscard]] PerfStatsResults GetAndResetPerfStats();
 

src/core/memory.cpp

@@ -13,10 +13,12 @@
 #include "common/swap.h"
 #include "core/core.h"
 #include "core/device_memory.h"
+#include "core/hardware_properties.h"
 #include "core/hle/kernel/k_page_table.h"
 #include "core/hle/kernel/k_process.h"
 #include "core/memory.h"
 #include "video_core/gpu.h"
+#include "video_core/rasterizer_download_area.h"
 
 namespace Core::Memory {
 
@@ -243,7 +245,7 @@ struct Memory::Impl {
             [&](const Common::ProcessAddress current_vaddr, const std::size_t copy_amount,
                 const u8* const host_ptr) {
                 if constexpr (!UNSAFE) {
-                    system.GPU().FlushRegion(GetInteger(current_vaddr), copy_amount);
+                    HandleRasterizerDownload(GetInteger(current_vaddr), copy_amount);
                 }
                 std::memcpy(dest_buffer, host_ptr, copy_amount);
             },
@@ -334,7 +336,7 @@ struct Memory::Impl {
             },
             [&](const Common::ProcessAddress current_vaddr, const std::size_t copy_amount,
                 u8* const host_ptr) {
-                system.GPU().FlushRegion(GetInteger(current_vaddr), copy_amount);
+                HandleRasterizerDownload(GetInteger(current_vaddr), copy_amount);
                 WriteBlockImpl<false>(process, dest_addr, host_ptr, copy_amount);
             },
             [&](const std::size_t copy_amount) {
@@ -373,7 +375,7 @@ struct Memory::Impl {
                                  const std::size_t block_size) {
             // dc ivac: Invalidate to point of coherency
             // GPU flush -> CPU invalidate
-            system.GPU().FlushRegion(GetInteger(current_vaddr), block_size);
+            HandleRasterizerDownload(GetInteger(current_vaddr), block_size);
         };
         return PerformCacheOperation(process, dest_addr, size, on_rasterizer);
     }
@@ -462,7 +464,8 @@ struct Memory::Impl {
         }
 
         if (Settings::IsFastmemEnabled()) {
-            const bool is_read_enable = !Settings::IsGPULevelExtreme() || !cached;
+            const bool is_read_enable =
+                !Settings::values.use_reactive_flushing.GetValue() || !cached;
             system.DeviceMemory().buffer.Protect(vaddr, size, is_read_enable, !cached);
         }
 
@@ -651,7 +654,7 @@ struct Memory::Impl {
                 LOG_ERROR(HW_Memory, "Unmapped Read{} @ 0x{:016X}", sizeof(T) * 8,
                           GetInteger(vaddr));
             },
-            [&]() { system.GPU().FlushRegion(GetInteger(vaddr), sizeof(T)); });
+            [&]() { HandleRasterizerDownload(GetInteger(vaddr), sizeof(T)); });
         if (ptr) {
             std::memcpy(&result, ptr, sizeof(T));
         }
@@ -712,7 +715,19 @@ struct Memory::Impl {
         return true;
     }
 
+    void HandleRasterizerDownload(VAddr address, size_t size) {
+        const size_t core = system.GetCurrentHostThreadID();
+        auto& current_area = rasterizer_areas[core];
+        const VAddr end_address = address + size;
+        if (current_area.start_address <= address && end_address <= current_area.end_address)
+            [[likely]] {
+            return;
+        }
+        current_area = system.GPU().OnCPURead(address, size);
+    }
+
     Common::PageTable* current_page_table = nullptr;
+    std::array<VideoCore::RasterizerDownloadArea, Core::Hardware::NUM_CPU_CORES> rasterizer_areas{};
     Core::System& system;
 };
 

src/core/telemetry_session.cpp

@@ -85,20 +85,6 @@ static const char* TranslateNvdecEmulation(Settings::NvdecEmulation backend) {
     return "Unknown";
 }
 
-static constexpr const char* TranslateVSyncMode(Settings::VSyncMode mode) {
-    switch (mode) {
-    case Settings::VSyncMode::Immediate:
-        return "Immediate";
-    case Settings::VSyncMode::Mailbox:
-        return "Mailbox";
-    case Settings::VSyncMode::FIFO:
-        return "FIFO";
-    case Settings::VSyncMode::FIFORelaxed:
-        return "FIFO Relaxed";
-    }
-    return "Unknown";
-}
-
 u64 GetTelemetryId() {
     u64 telemetry_id{};
     const auto filename = Common::FS::GetYuzuPath(Common::FS::YuzuPath::ConfigDir) / "telemetry_id";
@@ -255,8 +241,7 @@ void TelemetrySession::AddInitialInfo(Loader::AppLoader& app_loader,
     AddField(field_type, "Renderer_NvdecEmulation",
              TranslateNvdecEmulation(Settings::values.nvdec_emulation.GetValue()));
     AddField(field_type, "Renderer_AccelerateASTC", Settings::values.accelerate_astc.GetValue());
-    AddField(field_type, "Renderer_UseVsync",
+    AddField(field_type, "Renderer_UseVsync", Settings::values.use_vsync.GetValue());
-             TranslateVSyncMode(Settings::values.vsync_mode.GetValue()));
     AddField(field_type, "Renderer_ShaderBackend",
              static_cast<u32>(Settings::values.shader_backend.GetValue()));
     AddField(field_type, "Renderer_UseAsynchronousShaders",

src/tests/video_core/memory_tracker.cpp

@@ -535,12 +535,12 @@ TEST_CASE("MemoryTracker: Cached write downloads") {
     memory_track->MarkRegionAsGpuModified(c + PAGE, PAGE);
     int num = 0;
     memory_track->ForEachDownloadRangeAndClear(c, WORD, [&](u64 offset, u64 size) { ++num; });
-    REQUIRE(num == 1);
+    REQUIRE(num == 0);
     num = 0;
     memory_track->ForEachUploadRange(c, WORD, [&](u64 offset, u64 size) { ++num; });
     REQUIRE(num == 0);
     REQUIRE(!memory_track->IsRegionCpuModified(c + PAGE, PAGE));
-    REQUIRE(!memory_track->IsRegionGpuModified(c + PAGE, PAGE));
+    REQUIRE(memory_track->IsRegionGpuModified(c + PAGE, PAGE));
     memory_track->FlushCachedWrites();
     REQUIRE(memory_track->IsRegionCpuModified(c + PAGE, PAGE));
     REQUIRE(!memory_track->IsRegionGpuModified(c + PAGE, PAGE));

src/video_core/buffer_cache/buffer_base.h

@@ -18,6 +18,7 @@ namespace VideoCommon {
 enum class BufferFlagBits {
     Picked = 1 << 0,
     CachedWrites = 1 << 1,
+    PreemtiveDownload = 1 << 2,
 };
 DECLARE_ENUM_FLAG_OPERATORS(BufferFlagBits)
 
@@ -54,6 +55,10 @@ public:
         flags |= BufferFlagBits::Picked;
     }
 
+    void MarkPreemtiveDownload() noexcept {
+        flags |= BufferFlagBits::PreemtiveDownload;
+    }
+
     /// Unmark buffer as picked
     void Unpick() noexcept {
         flags &= ~BufferFlagBits::Picked;
@@ -84,6 +89,10 @@ public:
         return True(flags & BufferFlagBits::CachedWrites);
     }
 
+    bool IsPreemtiveDownload() const noexcept {
+        return True(flags & BufferFlagBits::PreemtiveDownload);
+    }
+
     /// Returns the base CPU address of the buffer
     [[nodiscard]] VAddr CpuAddr() const noexcept {
         return cpu_addr;

src/video_core/buffer_cache/buffer_cache.h

@@ -23,8 +23,6 @@ BufferCache<P>::BufferCache(VideoCore::RasterizerInterface& rasterizer_,
     common_ranges.clear();
     inline_buffer_id = NULL_BUFFER_ID;
 
-    active_async_buffers = !Settings::IsGPULevelHigh();
-
     if (!runtime.CanReportMemoryUsage()) {
         minimum_memory = DEFAULT_EXPECTED_MEMORY;
         critical_memory = DEFAULT_CRITICAL_MEMORY;
@@ -75,8 +73,6 @@ void BufferCache<P>::TickFrame() {
     uniform_cache_hits[0] = 0;
     uniform_cache_shots[0] = 0;
 
-    active_async_buffers = !Settings::IsGPULevelHigh();
-
     const bool skip_preferred = hits * 256 < shots * 251;
     uniform_buffer_skip_cache_size = skip_preferred ? DEFAULT_SKIP_CACHE_SIZE : 0;
 
@@ -111,9 +107,25 @@ void BufferCache<P>::WriteMemory(VAddr cpu_addr, u64 size) {
 template <class P>
 void BufferCache<P>::CachedWriteMemory(VAddr cpu_addr, u64 size) {
     memory_tracker.CachedCpuWrite(cpu_addr, size);
-    const IntervalType add_interval{Common::AlignDown(cpu_addr, YUZU_PAGESIZE),
+}
-                                    Common::AlignUp(cpu_addr + size, YUZU_PAGESIZE)};
+
-    cached_ranges.add(add_interval);
+template <class P>
+std::optional<VideoCore::RasterizerDownloadArea> BufferCache<P>::GetFlushArea(VAddr cpu_addr,
+                                                                              u64 size) {
+    std::optional<VideoCore::RasterizerDownloadArea> area{};
+    area.emplace();
+    VAddr cpu_addr_start_aligned = Common::AlignDown(cpu_addr, Core::Memory::YUZU_PAGESIZE);
+    VAddr cpu_addr_end_aligned = Common::AlignUp(cpu_addr + size, Core::Memory::YUZU_PAGESIZE);
+    area->start_address = cpu_addr_start_aligned;
+    area->end_address = cpu_addr_end_aligned;
+    if (memory_tracker.IsRegionPreflushable(cpu_addr, size)) {
+        area->preemtive = true;
+        return area;
+    };
+    memory_tracker.MarkRegionAsPreflushable(cpu_addr_start_aligned,
+                                            cpu_addr_end_aligned - cpu_addr_start_aligned);
+    area->preemtive = !IsRegionGpuModified(cpu_addr, size);
+    return area;
 }
 
 template <class P>
@@ -191,8 +203,11 @@ bool BufferCache<P>::DMACopy(GPUVAddr src_address, GPUVAddr dest_address, u64 am
         const VAddr new_base_address = *cpu_dest_address + diff;
         const IntervalType add_interval{new_base_address, new_base_address + size};
         tmp_intervals.push_back(add_interval);
-        uncommitted_ranges.add(add_interval);
+        if (!Settings::values.use_reactive_flushing.GetValue() ||
-        pending_ranges.add(add_interval);
+            memory_tracker.IsRegionPreflushable(new_base_address, new_base_address + size)) {
+            uncommitted_ranges.add(add_interval);
+            pending_ranges.add(add_interval);
+        }
     };
     ForEachInRangeSet(common_ranges, *cpu_src_address, amount, mirror);
     // This subtraction in this order is important for overlapping copies.
@@ -205,7 +220,7 @@ bool BufferCache<P>::DMACopy(GPUVAddr src_address, GPUVAddr dest_address, u64 am
     if (has_new_downloads) {
         memory_tracker.MarkRegionAsGpuModified(*cpu_dest_address, amount);
     }
-    std::vector<u8> tmp_buffer(amount);
+    tmp_buffer.resize(amount);
     cpu_memory.ReadBlockUnsafe(*cpu_src_address, tmp_buffer.data(), amount);
     cpu_memory.WriteBlockUnsafe(*cpu_dest_address, tmp_buffer.data(), amount);
     return true;
@@ -441,9 +456,7 @@ void BufferCache<P>::BindComputeTextureBuffer(size_t tbo_index, GPUVAddr gpu_add
 
 template <class P>
 void BufferCache<P>::FlushCachedWrites() {
-    cached_write_buffer_ids.clear();
     memory_tracker.FlushCachedWrites();
-    cached_ranges.clear();
 }
 
 template <class P>
@@ -474,9 +487,8 @@ void BufferCache<P>::CommitAsyncFlushesHigh() {
 
     if (committed_ranges.empty()) {
         if constexpr (IMPLEMENTS_ASYNC_DOWNLOADS) {
-            if (active_async_buffers) {
+
-                async_buffers.emplace_back(std::optional<Async_Buffer>{});
+            async_buffers.emplace_back(std::optional<Async_Buffer>{});
-            }
         }
         return;
     }
@@ -537,64 +549,65 @@ void BufferCache<P>::CommitAsyncFlushesHigh() {
     committed_ranges.clear();
     if (downloads.empty()) {
         if constexpr (IMPLEMENTS_ASYNC_DOWNLOADS) {
-            if (active_async_buffers) {
+
-                async_buffers.emplace_back(std::optional<Async_Buffer>{});
+            async_buffers.emplace_back(std::optional<Async_Buffer>{});
-            }
         }
         return;
     }
-    if (active_async_buffers) {
+    if constexpr (IMPLEMENTS_ASYNC_DOWNLOADS) {
-        if constexpr (IMPLEMENTS_ASYNC_DOWNLOADS) {
+        auto download_staging = runtime.DownloadStagingBuffer(total_size_bytes, true);
-            auto download_staging = runtime.DownloadStagingBuffer(total_size_bytes, true);
+        boost::container::small_vector<BufferCopy, 4> normalized_copies;
-            boost::container::small_vector<BufferCopy, 4> normalized_copies;
+        IntervalSet new_async_range{};
-            IntervalSet new_async_range{};
+        runtime.PreCopyBarrier();
-            runtime.PreCopyBarrier();
+        for (auto& [copy, buffer_id] : downloads) {
-            for (auto& [copy, buffer_id] : downloads) {
+            copy.dst_offset += download_staging.offset;
-                copy.dst_offset += download_staging.offset;
+            const std::array copies{copy};
-                const std::array copies{copy};
+            BufferCopy second_copy{copy};
-                BufferCopy second_copy{copy};
+            Buffer& buffer = slot_buffers[buffer_id];
-                Buffer& buffer = slot_buffers[buffer_id];
+            second_copy.src_offset = static_cast<size_t>(buffer.CpuAddr()) + copy.src_offset;
-                second_copy.src_offset = static_cast<size_t>(buffer.CpuAddr()) + copy.src_offset;
+            VAddr orig_cpu_addr = static_cast<VAddr>(second_copy.src_offset);
-                VAddr orig_cpu_addr = static_cast<VAddr>(second_copy.src_offset);
+            const IntervalType base_interval{orig_cpu_addr, orig_cpu_addr + copy.size};
-                const IntervalType base_interval{orig_cpu_addr, orig_cpu_addr + copy.size};
+            async_downloads += std::make_pair(base_interval, 1);
-                async_downloads += std::make_pair(base_interval, 1);
+            runtime.CopyBuffer(download_staging.buffer, buffer, copies, false);
-                runtime.CopyBuffer(download_staging.buffer, buffer, copies, false);
+            normalized_copies.push_back(second_copy);
-                normalized_copies.push_back(second_copy);
+        }
-            }
+        runtime.PostCopyBarrier();
-            runtime.PostCopyBarrier();
+        pending_downloads.emplace_back(std::move(normalized_copies));
-            pending_downloads.emplace_back(std::move(normalized_copies));
+        async_buffers.emplace_back(download_staging);
-            async_buffers.emplace_back(download_staging);
+    } else {
-        } else {
+        if (!Settings::IsGPULevelHigh()) {
             committed_ranges.clear();
             uncommitted_ranges.clear();
-        }
-    } else {
-        if constexpr (USE_MEMORY_MAPS) {
-            auto download_staging = runtime.DownloadStagingBuffer(total_size_bytes);
-            runtime.PreCopyBarrier();
-            for (auto& [copy, buffer_id] : downloads) {
-                // Have in mind the staging buffer offset for the copy
-                copy.dst_offset += download_staging.offset;
-                const std::array copies{copy};
-                runtime.CopyBuffer(download_staging.buffer, slot_buffers[buffer_id], copies, false);
-            }
-            runtime.PostCopyBarrier();
-            runtime.Finish();
-            for (const auto& [copy, buffer_id] : downloads) {
-                const Buffer& buffer = slot_buffers[buffer_id];
-                const VAddr cpu_addr = buffer.CpuAddr() + copy.src_offset;
-                // Undo the modified offset
-                const u64 dst_offset = copy.dst_offset - download_staging.offset;
-                const u8* read_mapped_memory = download_staging.mapped_span.data() + dst_offset;
-                cpu_memory.WriteBlockUnsafe(cpu_addr, read_mapped_memory, copy.size);
-            }
         } else {
-            const std::span<u8> immediate_buffer = ImmediateBuffer(largest_copy);
+            if constexpr (USE_MEMORY_MAPS) {
-            for (const auto& [copy, buffer_id] : downloads) {
+                auto download_staging = runtime.DownloadStagingBuffer(total_size_bytes);
-                Buffer& buffer = slot_buffers[buffer_id];
+                runtime.PreCopyBarrier();
-                buffer.ImmediateDownload(copy.src_offset, immediate_buffer.subspan(0, copy.size));
+                for (auto& [copy, buffer_id] : downloads) {
-                const VAddr cpu_addr = buffer.CpuAddr() + copy.src_offset;
+                    // Have in mind the staging buffer offset for the copy
-                cpu_memory.WriteBlockUnsafe(cpu_addr, immediate_buffer.data(), copy.size);
+                    copy.dst_offset += download_staging.offset;
+                    const std::array copies{copy};
+                    runtime.CopyBuffer(download_staging.buffer, slot_buffers[buffer_id], copies,
+                                       false);
+                }
+                runtime.PostCopyBarrier();
+                runtime.Finish();
+                for (const auto& [copy, buffer_id] : downloads) {
+                    const Buffer& buffer = slot_buffers[buffer_id];
+                    const VAddr cpu_addr = buffer.CpuAddr() + copy.src_offset;
+                    // Undo the modified offset
+                    const u64 dst_offset = copy.dst_offset - download_staging.offset;
+                    const u8* read_mapped_memory = download_staging.mapped_span.data() + dst_offset;
+                    cpu_memory.WriteBlockUnsafe(cpu_addr, read_mapped_memory, copy.size);
+                }
+            } else {
+                const std::span<u8> immediate_buffer = ImmediateBuffer(largest_copy);
+                for (const auto& [copy, buffer_id] : downloads) {
+                    Buffer& buffer = slot_buffers[buffer_id];
+                    buffer.ImmediateDownload(copy.src_offset,
+                                             immediate_buffer.subspan(0, copy.size));
+                    const VAddr cpu_addr = buffer.CpuAddr() + copy.src_offset;
+                    cpu_memory.WriteBlockUnsafe(cpu_addr, immediate_buffer.data(), copy.size);
+                }
             }
         }
     }
@@ -1221,6 +1234,10 @@ void BufferCache<P>::MarkWrittenBuffer(BufferId buffer_id, VAddr cpu_addr, u32 s
 
     const IntervalType base_interval{cpu_addr, cpu_addr + size};
     common_ranges.add(base_interval);
+    if (Settings::values.use_reactive_flushing.GetValue() &&
+        !memory_tracker.IsRegionPreflushable(cpu_addr, cpu_addr + size)) {
+        return;
+    }
     uncommitted_ranges.add(base_interval);
     pending_ranges.add(base_interval);
 }
@@ -1629,7 +1646,6 @@ void BufferCache<P>::DeleteBuffer(BufferId buffer_id, bool do_not_mark) {
     replace(transform_feedback_buffers);
     replace(compute_uniform_buffers);
     replace(compute_storage_buffers);
-    std::erase(cached_write_buffer_ids, buffer_id);
 
     // Mark the whole buffer as CPU written to stop tracking CPU writes
     if (!do_not_mark) {

src/video_core/buffer_cache/buffer_cache_base.h

@@ -188,6 +188,8 @@ public:
 
     void DownloadMemory(VAddr cpu_addr, u64 size);
 
+    std::optional<VideoCore::RasterizerDownloadArea> GetFlushArea(VAddr cpu_addr, u64 size);
+
     bool InlineMemory(VAddr dest_address, size_t copy_size, std::span<const u8> inlined_buffer);
 
     void BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr, u32 size);
@@ -541,8 +543,6 @@ private:
                        std::array<std::array<u32, NUM_GRAPHICS_UNIFORM_BUFFERS>, NUM_STAGES>, Empty>
         uniform_buffer_binding_sizes{};
 
-    std::vector<BufferId> cached_write_buffer_ids;
-
     MemoryTracker memory_tracker;
     IntervalSet uncommitted_ranges;
     IntervalSet common_ranges;
@@ -572,9 +572,8 @@ private:
     u64 critical_memory = 0;
     BufferId inline_buffer_id;
 
-    bool active_async_buffers = false;
-
     std::array<BufferId, ((1ULL << 39) >> CACHING_PAGEBITS)> page_table;
+    std::vector<u8> tmp_buffer;
 };
 
 } // namespace VideoCommon

src/video_core/buffer_cache/memory_tracker_base.h

@@ -66,6 +66,14 @@ public:
             });
     }
 
+    /// Returns true if a region has been marked as Preflushable
+    [[nodiscard]] bool IsRegionPreflushable(VAddr query_cpu_addr, u64 query_size) noexcept {
+        return IteratePages<false>(
+            query_cpu_addr, query_size, [](Manager* manager, u64 offset, size_t size) {
+                return manager->template IsRegionModified<Type::Preflushable>(offset, size);
+            });
+    }
+
     /// Mark region as CPU modified, notifying the rasterizer about this change
     void MarkRegionAsCpuModified(VAddr dirty_cpu_addr, u64 query_size) {
         IteratePages<true>(dirty_cpu_addr, query_size,
@@ -93,6 +101,15 @@ public:
                            });
     }
 
+    /// Mark region as modified from the host GPU
+    void MarkRegionAsPreflushable(VAddr dirty_cpu_addr, u64 query_size) noexcept {
+        IteratePages<true>(dirty_cpu_addr, query_size,
+                           [](Manager* manager, u64 offset, size_t size) {
+                               manager->template ChangeRegionState<Type::Preflushable, true>(
+                                   manager->GetCpuAddr() + offset, size);
+                           });
+    }
+
     /// Unmark region as modified from the host GPU
     void UnmarkRegionAsGpuModified(VAddr dirty_cpu_addr, u64 query_size) noexcept {
         IteratePages<true>(dirty_cpu_addr, query_size,
@@ -102,6 +119,15 @@ public:
                            });
     }
 
+    /// Unmark region as modified from the host GPU
+    void UnmarkRegionAsPreflushable(VAddr dirty_cpu_addr, u64 query_size) noexcept {
+        IteratePages<true>(dirty_cpu_addr, query_size,
+                           [](Manager* manager, u64 offset, size_t size) {
+                               manager->template ChangeRegionState<Type::Preflushable, false>(
+                                   manager->GetCpuAddr() + offset, size);
+                           });
+    }
+
     /// Mark region as modified from the CPU
     /// but don't mark it as modified until FlusHCachedWrites is called.
     void CachedCpuWrite(VAddr dirty_cpu_addr, u64 query_size) {

src/video_core/buffer_cache/word_manager.h

@@ -26,6 +26,7 @@ enum class Type {
     GPU,
     CachedCPU,
     Untracked,
+    Preflushable,
 };
 
 /// Vector tracking modified pages tightly packed with small vector optimization
@@ -55,17 +56,20 @@ struct Words {
             gpu.stack.fill(0);
             cached_cpu.stack.fill(0);
             untracked.stack.fill(~u64{0});
+            preflushable.stack.fill(0);
         } else {
             // Share allocation between CPU and GPU pages and set their default values
-            u64* const alloc = new u64[num_words * 4];
+            u64* const alloc = new u64[num_words * 5];
             cpu.heap = alloc;
             gpu.heap = alloc + num_words;
             cached_cpu.heap = alloc + num_words * 2;
             untracked.heap = alloc + num_words * 3;
+            preflushable.heap = alloc + num_words * 4;
             std::fill_n(cpu.heap, num_words, ~u64{0});
             std::fill_n(gpu.heap, num_words, 0);
             std::fill_n(cached_cpu.heap, num_words, 0);
             std::fill_n(untracked.heap, num_words, ~u64{0});
+            std::fill_n(preflushable.heap, num_words, 0);
         }
         // Clean up tailing bits
         const u64 last_word_size = size_bytes % BYTES_PER_WORD;
@@ -88,13 +92,14 @@ struct Words {
         gpu = rhs.gpu;
         cached_cpu = rhs.cached_cpu;
         untracked = rhs.untracked;
+        preflushable = rhs.preflushable;
         rhs.cpu.heap = nullptr;
         return *this;
     }
 
     Words(Words&& rhs) noexcept
         : size_bytes{rhs.size_bytes}, num_words{rhs.num_words}, cpu{rhs.cpu}, gpu{rhs.gpu},
-          cached_cpu{rhs.cached_cpu}, untracked{rhs.untracked} {
+          cached_cpu{rhs.cached_cpu}, untracked{rhs.untracked}, preflushable{rhs.preflushable} {
         rhs.cpu.heap = nullptr;
     }
 
@@ -129,6 +134,8 @@ struct Words {
             return std::span<u64>(cached_cpu.Pointer(IsShort()), num_words);
         } else if constexpr (type == Type::Untracked) {
             return std::span<u64>(untracked.Pointer(IsShort()), num_words);
+        } else if constexpr (type == Type::Preflushable) {
+            return std::span<u64>(preflushable.Pointer(IsShort()), num_words);
         }
     }
 
@@ -142,6 +149,8 @@ struct Words {
             return std::span<const u64>(cached_cpu.Pointer(IsShort()), num_words);
         } else if constexpr (type == Type::Untracked) {
             return std::span<const u64>(untracked.Pointer(IsShort()), num_words);
+        } else if constexpr (type == Type::Preflushable) {
+            return std::span<const u64>(preflushable.Pointer(IsShort()), num_words);
         }
     }
 
@@ -151,6 +160,7 @@ struct Words {
     WordsArray<stack_words> gpu;
     WordsArray<stack_words> cached_cpu;
     WordsArray<stack_words> untracked;
+    WordsArray<stack_words> preflushable;
 };
 
 template <class RasterizerInterface, size_t stack_words = 1>
@@ -292,6 +302,9 @@ public:
                  (pending_pointer - pending_offset) * BYTES_PER_PAGE);
         };
         IterateWords(offset, size, [&](size_t index, u64 mask) {
+            if constexpr (type == Type::GPU) {
+                mask &= ~untracked_words[index];
+            }
             const u64 word = state_words[index] & mask;
             if constexpr (clear) {
                 if constexpr (type == Type::CPU || type == Type::CachedCPU) {
@@ -340,8 +353,13 @@ public:
         static_assert(type != Type::Untracked);
 
         const std::span<const u64> state_words = words.template Span<type>();
+        [[maybe_unused]] const std::span<const u64> untracked_words =
+            words.template Span<Type::Untracked>();
         bool result = false;
         IterateWords(offset, size, [&](size_t index, u64 mask) {
+            if constexpr (type == Type::GPU) {
+                mask &= ~untracked_words[index];
+            }
             const u64 word = state_words[index] & mask;
             if (word != 0) {
                 result = true;
@@ -362,9 +380,14 @@ public:
     [[nodiscard]] std::pair<u64, u64> ModifiedRegion(u64 offset, u64 size) const noexcept {
         static_assert(type != Type::Untracked);
         const std::span<const u64> state_words = words.template Span<type>();
+        [[maybe_unused]] const std::span<const u64> untracked_words =
+            words.template Span<Type::Untracked>();
         u64 begin = std::numeric_limits<u64>::max();
         u64 end = 0;
         IterateWords(offset, size, [&](size_t index, u64 mask) {
+            if constexpr (type == Type::GPU) {
+                mask &= ~untracked_words[index];
+            }
             const u64 word = state_words[index] & mask;
             if (word == 0) {
                 return;

src/video_core/engines/maxwell_dma.cpp

@@ -223,7 +223,7 @@ void MaxwellDMA::CopyBlockLinearToPitch() {
     write_buffer.resize_destructive(dst_size);
 
     memory_manager.ReadBlock(src_operand.address, read_buffer.data(), src_size);
-    memory_manager.ReadBlockUnsafe(dst_operand.address, write_buffer.data(), dst_size);
+    memory_manager.ReadBlock(dst_operand.address, write_buffer.data(), dst_size);
 
     UnswizzleSubrect(write_buffer, read_buffer, bytes_per_pixel, width, height, depth, x_offset,
                      src_params.origin.y, x_elements, regs.line_count, block_height, block_depth,
@@ -288,11 +288,7 @@ void MaxwellDMA::CopyPitchToBlockLinear() {
     write_buffer.resize_destructive(dst_size);
 
     memory_manager.ReadBlock(regs.offset_in, read_buffer.data(), src_size);
-    if (Settings::IsGPULevelExtreme()) {
+    memory_manager.ReadBlock(regs.offset_out, write_buffer.data(), dst_size);
-        memory_manager.ReadBlock(regs.offset_out, write_buffer.data(), dst_size);
-    } else {
-        memory_manager.ReadBlockUnsafe(regs.offset_out, write_buffer.data(), dst_size);
-    }
 
     // If the input is linear and the output is tiled, swizzle the input and copy it over.
     SwizzleSubrect(write_buffer, read_buffer, bytes_per_pixel, width, height, depth, x_offset,

src/video_core/fence_manager.h

@@ -59,6 +59,11 @@ public:
         buffer_cache.AccumulateFlushes();
     }
 
+    void SignalReference() {
+        std::function<void()> do_nothing([] {});
+        SignalFence(std::move(do_nothing));
+    }
+
     void SyncOperation(std::function<void()>&& func) {
         uncommitted_operations.emplace_back(std::move(func));
     }

src/video_core/gpu.cpp

@@ -283,6 +283,21 @@ struct GPU::Impl {
         gpu_thread.FlushRegion(addr, size);
     }
 
+    VideoCore::RasterizerDownloadArea OnCPURead(VAddr addr, u64 size) {
+        auto raster_area = rasterizer->GetFlushArea(addr, size);
+        if (raster_area.preemtive) {
+            return raster_area;
+        }
+        raster_area.preemtive = true;
+        const u64 fence = RequestSyncOperation([this, &raster_area]() {
+            rasterizer->FlushRegion(raster_area.start_address,
+                                    raster_area.end_address - raster_area.start_address);
+        });
+        gpu_thread.TickGPU();
+        WaitForSyncOperation(fence);
+        return raster_area;
+    }
+
     /// Notify rasterizer that any caches of the specified region should be invalidated
     void InvalidateRegion(VAddr addr, u64 size) {
         gpu_thread.InvalidateRegion(addr, size);
@@ -538,6 +553,10 @@ void GPU::SwapBuffers(const Tegra::FramebufferConfig* framebuffer) {
     impl->SwapBuffers(framebuffer);
 }
 
+VideoCore::RasterizerDownloadArea GPU::OnCPURead(VAddr addr, u64 size) {
+    return impl->OnCPURead(addr, size);
+}
+
 void GPU::FlushRegion(VAddr addr, u64 size) {
     impl->FlushRegion(addr, size);
 }

src/video_core/gpu.h

@@ -10,6 +10,7 @@
 #include "core/hle/service/nvdrv/nvdata.h"
 #include "video_core/cdma_pusher.h"
 #include "video_core/framebuffer_config.h"
+#include "video_core/rasterizer_download_area.h"
 
 namespace Core {
 class System;
@@ -240,6 +241,9 @@ public:
     /// Swap buffers (render frame)
     void SwapBuffers(const Tegra::FramebufferConfig* framebuffer);
 
+    /// Notify rasterizer that any caches of the specified region should be flushed to Switch memory
+    [[nodiscard]] VideoCore::RasterizerDownloadArea OnCPURead(VAddr addr, u64 size);
+
     /// Notify rasterizer that any caches of the specified region should be flushed to Switch memory
     void FlushRegion(VAddr addr, u64 size);
 

src/video_core/query_cache.h

@@ -255,7 +255,6 @@ private:
                 if (!in_range(query)) {
                     continue;
                 }
-                rasterizer.UpdatePagesCachedCount(query.GetCpuAddr(), query.SizeInBytes(), -1);
                 AsyncJobId async_job_id = query.GetAsyncJob();
                 auto flush_result = query.Flush(async);
                 if (async_job_id == NULL_ASYNC_JOB_ID) {
@@ -273,7 +272,6 @@ private:
 
     /// Registers the passed parameters as cached and returns a pointer to the stored cached query.
     CachedQuery* Register(VideoCore::QueryType type, VAddr cpu_addr, u8* host_ptr, bool timestamp) {
-        rasterizer.UpdatePagesCachedCount(cpu_addr, CachedQuery::SizeInBytes(timestamp), 1);
         const u64 page = static_cast<u64>(cpu_addr) >> YUZU_PAGEBITS;
         return &cached_queries[page].emplace_back(static_cast<QueryCache&>(*this), type, cpu_addr,
                                                   host_ptr);

src/video_core/rasterizer_download_area.h

@@ -0,0 +1,16 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include "common/common_types.h"
+
+namespace VideoCore {
+
+struct RasterizerDownloadArea {
+    VAddr start_address;
+    VAddr end_address;
+    bool preemtive;
+};
+
+} // namespace VideoCore

src/video_core/rasterizer_interface.h

@@ -12,6 +12,7 @@
 #include "video_core/cache_types.h"
 #include "video_core/engines/fermi_2d.h"
 #include "video_core/gpu.h"
+#include "video_core/rasterizer_download_area.h"
 
 namespace Tegra {
 class MemoryManager;
@@ -95,6 +96,8 @@ public:
     virtual bool MustFlushRegion(VAddr addr, u64 size,
                                  VideoCommon::CacheType which = VideoCommon::CacheType::All) = 0;
 
+    virtual RasterizerDownloadArea GetFlushArea(VAddr addr, u64 size) = 0;
+
     /// Notify rasterizer that any caches of the specified region should be invalidated
     virtual void InvalidateRegion(VAddr addr, u64 size,
                                   VideoCommon::CacheType which = VideoCommon::CacheType::All) = 0;

src/video_core/renderer_null/null_rasterizer.cpp

@@ -1,6 +1,8 @@
 // SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include "common/alignment.h"
+#include "core/memory.h"
 #include "video_core/host1x/host1x.h"
 #include "video_core/memory_manager.h"
 #include "video_core/renderer_null/null_rasterizer.h"
@@ -46,6 +48,14 @@ bool RasterizerNull::MustFlushRegion(VAddr addr, u64 size, VideoCommon::CacheTyp
 }
 void RasterizerNull::InvalidateRegion(VAddr addr, u64 size, VideoCommon::CacheType) {}
 void RasterizerNull::OnCPUWrite(VAddr addr, u64 size) {}
+VideoCore::RasterizerDownloadArea RasterizerNull::GetFlushArea(VAddr addr, u64 size) {
+    VideoCore::RasterizerDownloadArea new_area{
+        .start_address = Common::AlignDown(addr, Core::Memory::YUZU_PAGESIZE),
+        .end_address = Common::AlignUp(addr + size, Core::Memory::YUZU_PAGESIZE),
+        .preemtive = true,
+    };
+    return new_area;
+}
 void RasterizerNull::InvalidateGPUCache() {}
 void RasterizerNull::UnmapMemory(VAddr addr, u64 size) {}
 void RasterizerNull::ModifyGPUMemory(size_t as_id, GPUVAddr addr, u64 size) {}

src/video_core/renderer_null/null_rasterizer.h

@@ -54,6 +54,7 @@ public:
     void InvalidateRegion(VAddr addr, u64 size,
                           VideoCommon::CacheType which = VideoCommon::CacheType::All) override;
     void OnCPUWrite(VAddr addr, u64 size) override;
+    VideoCore::RasterizerDownloadArea GetFlushArea(VAddr addr, u64 size) override;
     void InvalidateGPUCache() override;
     void UnmapMemory(VAddr addr, u64 size) override;
     void ModifyGPUMemory(size_t as_id, GPUVAddr addr, u64 size) override;

src/video_core/renderer_opengl/gl_rasterizer.cpp

@@ -433,6 +433,29 @@ bool RasterizerOpenGL::MustFlushRegion(VAddr addr, u64 size, VideoCommon::CacheT
     return false;
 }
 
+VideoCore::RasterizerDownloadArea RasterizerOpenGL::GetFlushArea(VAddr addr, u64 size) {
+    {
+        std::scoped_lock lock{texture_cache.mutex};
+        auto area = texture_cache.GetFlushArea(addr, size);
+        if (area) {
+            return *area;
+        }
+    }
+    {
+        std::scoped_lock lock{buffer_cache.mutex};
+        auto area = buffer_cache.GetFlushArea(addr, size);
+        if (area) {
+            return *area;
+        }
+    }
+    VideoCore::RasterizerDownloadArea new_area{
+        .start_address = Common::AlignDown(addr, Core::Memory::YUZU_PAGESIZE),
+        .end_address = Common::AlignUp(addr + size, Core::Memory::YUZU_PAGESIZE),
+        .preemtive = true,
+    };
+    return new_area;
+}
+
 void RasterizerOpenGL::InvalidateRegion(VAddr addr, u64 size, VideoCommon::CacheType which) {
     MICROPROFILE_SCOPE(OpenGL_CacheManagement);
     if (addr == 0 || size == 0) {

src/video_core/renderer_opengl/gl_rasterizer.h

@@ -95,6 +95,7 @@ public:
                      VideoCommon::CacheType which = VideoCommon::CacheType::All) override;
     bool MustFlushRegion(VAddr addr, u64 size,
                          VideoCommon::CacheType which = VideoCommon::CacheType::All) override;
+    VideoCore::RasterizerDownloadArea GetFlushArea(VAddr addr, u64 size) override;
     void InvalidateRegion(VAddr addr, u64 size,
                           VideoCommon::CacheType which = VideoCommon::CacheType::All) override;
     void OnCPUWrite(VAddr addr, u64 size) override;

src/video_core/renderer_vulkan/renderer_vulkan.cpp

@@ -88,7 +88,7 @@ RendererVulkan::RendererVulkan(Core::TelemetrySession& telemetry_session_,
       instance(CreateInstance(library, dld, VK_API_VERSION_1_1, render_window.GetWindowInfo().type,
                               Settings::values.renderer_debug.GetValue())),
       debug_callback(Settings::values.renderer_debug ? CreateDebugCallback(instance) : nullptr),
-      surface(CreateSurface(instance, render_window.GetWindowInfo())),
+      surface(CreateSurface(instance, render_window)),
       device(CreateDevice(instance, dld, *surface)), memory_allocator(device, false),
       state_tracker(), scheduler(device, state_tracker),
       swapchain(*surface, device, scheduler, render_window.GetFramebufferLayout().width,

src/video_core/renderer_vulkan/vk_rasterizer.cpp

@@ -502,6 +502,29 @@ bool RasterizerVulkan::MustFlushRegion(VAddr addr, u64 size, VideoCommon::CacheT
     return false;
 }
 
+VideoCore::RasterizerDownloadArea RasterizerVulkan::GetFlushArea(VAddr addr, u64 size) {
+    {
+        std::scoped_lock lock{texture_cache.mutex};
+        auto area = texture_cache.GetFlushArea(addr, size);
+        if (area) {
+            return *area;
+        }
+    }
+    {
+        std::scoped_lock lock{buffer_cache.mutex};
+        auto area = buffer_cache.GetFlushArea(addr, size);
+        if (area) {
+            return *area;
+        }
+    }
+    VideoCore::RasterizerDownloadArea new_area{
+        .start_address = Common::AlignDown(addr, Core::Memory::YUZU_PAGESIZE),
+        .end_address = Common::AlignUp(addr + size, Core::Memory::YUZU_PAGESIZE),
+        .preemtive = true,
+    };
+    return new_area;
+}
+
 void RasterizerVulkan::InvalidateRegion(VAddr addr, u64 size, VideoCommon::CacheType which) {
     if (addr == 0 || size == 0) {
         return;
@@ -598,7 +621,7 @@ void RasterizerVulkan::SignalSyncPoint(u32 value) {
 }
 
 void RasterizerVulkan::SignalReference() {
-    fence_manager.SignalOrdering();
+    fence_manager.SignalReference();
 }
 
 void RasterizerVulkan::ReleaseFences() {
@@ -631,7 +654,7 @@ void RasterizerVulkan::WaitForIdle() {
         cmdbuf.SetEvent(event, flags);
         cmdbuf.WaitEvents(event, flags, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, {}, {}, {});
     });
-    SignalReference();
+    fence_manager.SignalOrdering();
 }
 
 void RasterizerVulkan::FragmentBarrier() {

src/video_core/renderer_vulkan/vk_rasterizer.h

@@ -92,6 +92,7 @@ public:
                      VideoCommon::CacheType which = VideoCommon::CacheType::All) override;
     bool MustFlushRegion(VAddr addr, u64 size,
                          VideoCommon::CacheType which = VideoCommon::CacheType::All) override;
+    VideoCore::RasterizerDownloadArea GetFlushArea(VAddr addr, u64 size) override;
     void InvalidateRegion(VAddr addr, u64 size,
                           VideoCommon::CacheType which = VideoCommon::CacheType::All) override;
     void InnerInvalidation(std::span<const std::pair<VAddr, std::size_t>> sequences) override;

src/video_core/renderer_vulkan/vk_swapchain.cpp

@@ -14,7 +14,6 @@
 #include "video_core/renderer_vulkan/vk_swapchain.h"
 #include "video_core/vulkan_common/vulkan_device.h"
 #include "video_core/vulkan_common/vulkan_wrapper.h"
-#include "vulkan/vulkan_core.h"
 
 namespace Vulkan {
 
@@ -34,47 +33,23 @@ VkSurfaceFormatKHR ChooseSwapSurfaceFormat(vk::Span<VkSurfaceFormatKHR> formats)
     return found != formats.end() ? *found : formats[0];
 }
 
-static constexpr VkPresentModeKHR ChooseSwapPresentMode(bool has_imm, bool has_mailbox,
+VkPresentModeKHR ChooseSwapPresentMode(vk::Span<VkPresentModeKHR> modes) {
-                                                        bool has_fifo_relaxed) {
+    // Mailbox (triple buffering) doesn't lock the application like fifo (vsync),
-    // Mailbox doesn't lock the application like FIFO (vsync)
+    // prefer it if vsync option is not selected
-    // FIFO present mode locks the framerate to the monitor's refresh rate
+    const auto found_mailbox = std::find(modes.begin(), modes.end(), VK_PRESENT_MODE_MAILBOX_KHR);
-    Settings::VSyncMode setting = [has_imm, has_mailbox]() {
+    if (Settings::values.fullscreen_mode.GetValue() == Settings::FullscreenMode::Borderless &&
-        // Choose Mailbox or Immediate if unlocked and those modes are supported
+        found_mailbox != modes.end() && !Settings::values.use_vsync.GetValue()) {
-        const auto mode = Settings::values.vsync_mode.GetValue();
-        if (Settings::values.use_speed_limit.GetValue()) {
-            return mode;
-        }
-        switch (mode) {
-        case Settings::VSyncMode::FIFO:
-        case Settings::VSyncMode::FIFORelaxed:
-            if (has_mailbox) {
-                return Settings::VSyncMode::Mailbox;
-            } else if (has_imm) {
-                return Settings::VSyncMode::Immediate;
-            }
-            [[fallthrough]];
-        default:
-            return mode;
-        }
-    }();
-    if ((setting == Settings::VSyncMode::Mailbox && !has_mailbox) ||
-        (setting == Settings::VSyncMode::Immediate && !has_imm) ||
-        (setting == Settings::VSyncMode::FIFORelaxed && !has_fifo_relaxed)) {
-        setting = Settings::VSyncMode::FIFO;
-    }
-
-    switch (setting) {
-    case Settings::VSyncMode::Immediate:
-        return VK_PRESENT_MODE_IMMEDIATE_KHR;
-    case Settings::VSyncMode::Mailbox:
         return VK_PRESENT_MODE_MAILBOX_KHR;
-    case Settings::VSyncMode::FIFO:
-        return VK_PRESENT_MODE_FIFO_KHR;
-    case Settings::VSyncMode::FIFORelaxed:
-        return VK_PRESENT_MODE_FIFO_RELAXED_KHR;
-    default:
-        return VK_PRESENT_MODE_FIFO_KHR;
     }
+    if (!Settings::values.use_speed_limit.GetValue()) {
+        // FIFO present mode locks the framerate to the monitor's refresh rate,
+        // Find an alternative to surpass this limitation if FPS is unlocked.
+        const auto found_imm = std::find(modes.begin(), modes.end(), VK_PRESENT_MODE_IMMEDIATE_KHR);
+        if (found_imm != modes.end()) {
+            return VK_PRESENT_MODE_IMMEDIATE_KHR;
+        }
+    }
+    return VK_PRESENT_MODE_FIFO_KHR;
 }
 
 VkExtent2D ChooseSwapExtent(const VkSurfaceCapabilitiesKHR& capabilities, u32 width, u32 height) {
@@ -192,17 +167,11 @@ void Swapchain::Present(VkSemaphore render_semaphore) {
 void Swapchain::CreateSwapchain(const VkSurfaceCapabilitiesKHR& capabilities, bool srgb) {
     const auto physical_device{device.GetPhysical()};
     const auto formats{physical_device.GetSurfaceFormatsKHR(surface)};
-    const auto present_modes = physical_device.GetSurfacePresentModesKHR(surface);
+    const auto present_modes{physical_device.GetSurfacePresentModesKHR(surface)};
-    has_mailbox = std::find(present_modes.begin(), present_modes.end(),
-                            VK_PRESENT_MODE_MAILBOX_KHR) != present_modes.end();
-    has_imm = std::find(present_modes.begin(), present_modes.end(),
-                        VK_PRESENT_MODE_IMMEDIATE_KHR) != present_modes.end();
-    has_fifo_relaxed = std::find(present_modes.begin(), present_modes.end(),
-                                 VK_PRESENT_MODE_FIFO_RELAXED_KHR) != present_modes.end();
 
     const VkCompositeAlphaFlagBitsKHR alpha_flags{ChooseAlphaFlags(capabilities)};
     surface_format = ChooseSwapSurfaceFormat(formats);
-    present_mode = ChooseSwapPresentMode(has_imm, has_mailbox, has_fifo_relaxed);
+    present_mode = ChooseSwapPresentMode(present_modes);
 
     u32 requested_image_count{capabilities.minImageCount + 1};
     // Ensure Triple buffering if possible.
@@ -263,6 +232,7 @@ void Swapchain::CreateSwapchain(const VkSurfaceCapabilitiesKHR& capabilities, bo
 
     extent = swapchain_ci.imageExtent;
     current_srgb = srgb;
+    current_fps_unlocked = !Settings::values.use_speed_limit.GetValue();
 
     images = swapchain.GetImages();
     image_count = static_cast<u32>(images.size());
@@ -284,9 +254,14 @@ void Swapchain::Destroy() {
     swapchain.reset();
 }
 
+bool Swapchain::HasFpsUnlockChanged() const {
+    return current_fps_unlocked != !Settings::values.use_speed_limit.GetValue();
+}
+
 bool Swapchain::NeedsPresentModeUpdate() const {
-    const auto requested_mode = ChooseSwapPresentMode(has_imm, has_mailbox, has_fifo_relaxed);
+    // Mailbox present mode is the ideal for all scenarios. If it is not available,
-    return present_mode != requested_mode;
+    // A different present mode is needed to support unlocked FPS above the monitor's refresh rate.
+    return present_mode != VK_PRESENT_MODE_MAILBOX_KHR && HasFpsUnlockChanged();
 }
 
 } // namespace Vulkan

src/video_core/renderer_vulkan/vk_swapchain.h

@@ -116,6 +116,8 @@ private:
 
     void Destroy();
 
+    bool HasFpsUnlockChanged() const;
+
     bool NeedsPresentModeUpdate() const;
 
     const VkSurfaceKHR surface;
@@ -140,11 +142,9 @@ private:
     VkExtent2D extent{};
     VkPresentModeKHR present_mode{};
     VkSurfaceFormatKHR surface_format{};
-    bool has_imm{false};
-    bool has_mailbox{false};
-    bool has_fifo_relaxed{false};
 
     bool current_srgb{};
+    bool current_fps_unlocked{};
     bool is_outdated{};
     bool is_suboptimal{};
 };

src/video_core/texture_cache/image_info.h

@@ -39,6 +39,8 @@ struct ImageInfo {
     u32 tile_width_spacing = 0;
     bool rescaleable = false;
     bool downscaleable = false;
+    bool forced_flushed = false;
+    bool dma_downloaded = false;
 };
 
 } // namespace VideoCommon

src/video_core/texture_cache/image_view_base.cpp

@@ -26,8 +26,9 @@ ImageViewBase::ImageViewBase(const ImageViewInfo& info, const ImageInfo& image_i
     ASSERT_MSG(VideoCore::Surface::IsViewCompatible(image_info.format, info.format, false, true),
                "Image view format {} is incompatible with image format {}", info.format,
                image_info.format);
-    const bool is_async = Settings::values.use_asynchronous_gpu_emulation.GetValue();
+    const bool preemptive =
-    if (image_info.type == ImageType::Linear && is_async) {
+        !Settings::values.use_reactive_flushing.GetValue() && image_info.type == ImageType::Linear;
+    if (image_info.forced_flushed || preemptive) {
         flags |= ImageViewFlagBits::PreemtiveDownload;
     }
     if (image_info.type == ImageType::e3D && info.type != ImageViewType::e3D) {

src/video_core/texture_cache/texture_cache.h

@@ -490,6 +490,32 @@ void TextureCache<P>::DownloadMemory(VAddr cpu_addr, size_t size) {
     }
 }
 
+template <class P>
+std::optional<VideoCore::RasterizerDownloadArea> TextureCache<P>::GetFlushArea(VAddr cpu_addr,
+                                                                               u64 size) {
+    std::optional<VideoCore::RasterizerDownloadArea> area{};
+    ForEachImageInRegion(cpu_addr, size, [&](ImageId, ImageBase& image) {
+        if (False(image.flags & ImageFlagBits::GpuModified)) {
+            return;
+        }
+        if (!area) {
+            area.emplace();
+            area->start_address = cpu_addr;
+            area->end_address = cpu_addr + size;
+            area->preemtive = true;
+        }
+        area->start_address = std::min(area->start_address, image.cpu_addr);
+        area->end_address = std::max(area->end_address, image.cpu_addr_end);
+        for (auto image_view_id : image.image_view_ids) {
+            auto& image_view = slot_image_views[image_view_id];
+            image_view.flags |= ImageViewFlagBits::PreemtiveDownload;
+        }
+        area->preemtive &= image.info.forced_flushed;
+        image.info.forced_flushed = true;
+    });
+    return area;
+}
+
 template <class P>
 void TextureCache<P>::UnmapMemory(VAddr cpu_addr, size_t size) {
     std::vector<ImageId> deleted_images;
@@ -683,18 +709,43 @@ void TextureCache<P>::CommitAsyncFlushes() {
                 download_info.async_buffer_id = last_async_buffer_id;
             }
         }
+
         if (any_none_dma) {
+            bool all_pre_sync = true;
             auto download_map = runtime.DownloadStagingBuffer(total_size_bytes, true);
             for (const PendingDownload& download_info : download_ids) {
                 if (download_info.is_swizzle) {
                     Image& image = slot_images[download_info.object_id];
+                    all_pre_sync &= image.info.dma_downloaded;
+                    image.info.dma_downloaded = true;
                     const auto copies = FullDownloadCopies(image.info);
                     image.DownloadMemory(download_map, copies);
                     download_map.offset += Common::AlignUp(image.unswizzled_size_bytes, 64);
                 }
             }
-            uncommitted_async_buffers.emplace_back(download_map);
+            if (!all_pre_sync) {
+                runtime.Finish();
+                auto it = download_ids.begin();
+                while (it != download_ids.end()) {
+                    const PendingDownload& download_info = *it;
+                    if (download_info.is_swizzle) {
+                        const ImageBase& image = slot_images[download_info.object_id];
+                        const auto copies = FullDownloadCopies(image.info);
+                        download_map.offset -= Common::AlignUp(image.unswizzled_size_bytes, 64);
+                        std::span<u8> download_span =
+                            download_map.mapped_span.subspan(download_map.offset);
+                        SwizzleImage(*gpu_memory, image.gpu_addr, image.info, copies, download_span,
+                                     swizzle_data_buffer);
+                        it = download_ids.erase(it);
+                    } else {
+                        it++;
+                    }
+                }
+            } else {
+                uncommitted_async_buffers.emplace_back(download_map);
+            }
         }
+
         async_buffers.emplace_back(std::move(uncommitted_async_buffers));
         uncommitted_async_buffers.clear();
     }
@@ -789,11 +840,16 @@ ImageId TextureCache<P>::DmaImageId(const Tegra::DMA::ImageOperand& operand) {
     if (!dst_id) {
         return NULL_IMAGE_ID;
     }
-    const auto& image = slot_images[dst_id];
+    auto& image = slot_images[dst_id];
     if (False(image.flags & ImageFlagBits::GpuModified)) {
         // No need to waste time on an image that's synced with guest
         return NULL_IMAGE_ID;
     }
+    if (!image.info.dma_downloaded) {
+        // Force a full sync.
+        image.info.dma_downloaded = true;
+        return NULL_IMAGE_ID;
+    }
     const auto base = image.TryFindBase(operand.address);
     if (!base) {
         return NULL_IMAGE_ID;

src/video_core/texture_cache/texture_cache_base.h

@@ -179,6 +179,8 @@ public:
     /// Download contents of host images to guest memory in a region
     void DownloadMemory(VAddr cpu_addr, size_t size);
 
+    std::optional<VideoCore::RasterizerDownloadArea> GetFlushArea(VAddr cpu_addr, u64 size);
+
     /// Remove images in a region
     void UnmapMemory(VAddr cpu_addr, size_t size);
 

src/video_core/vulkan_common/vulkan_surface.cpp

@@ -23,10 +23,10 @@
 
 namespace Vulkan {
 
-vk::SurfaceKHR CreateSurface(
+vk::SurfaceKHR CreateSurface(const vk::Instance& instance,
-    const vk::Instance& instance,
+                             const Core::Frontend::EmuWindow& emu_window) {
-    [[maybe_unused]] const Core::Frontend::EmuWindow::WindowSystemInfo& window_info) {
     [[maybe_unused]] const vk::InstanceDispatch& dld = instance.Dispatch();
+    [[maybe_unused]] const auto& window_info = emu_window.GetWindowInfo();
     VkSurfaceKHR unsafe_surface = nullptr;
 
 #ifdef _WIN32

src/video_core/vulkan_common/vulkan_surface.h

@@ -3,12 +3,15 @@
 
 #pragma once
 
-#include "core/frontend/emu_window.h"
 #include "video_core/vulkan_common/vulkan_wrapper.h"
 
+namespace Core::Frontend {
+class EmuWindow;
+}
+
 namespace Vulkan {
 
-[[nodiscard]] vk::SurfaceKHR CreateSurface(
+[[nodiscard]] vk::SurfaceKHR CreateSurface(const vk::Instance& instance,
-    const vk::Instance& instance, const Core::Frontend::EmuWindow::WindowSystemInfo& window_info);
+                                           const Core::Frontend::EmuWindow& emu_window);
 
 } // namespace Vulkan

src/yuzu/CMakeLists.txt

@@ -189,8 +189,6 @@ add_executable(yuzu
     multiplayer/state.h
     multiplayer/validation.h
     precompiled_headers.h
-    qt_common.cpp
-    qt_common.h
     startup_checks.cpp
     startup_checks.h
     uisettings.cpp

src/yuzu/bootmanager.cpp

@@ -1,48 +1,36 @@
 // SPDX-FileCopyrightText: 2014 Citra Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
-#include <algorithm>
-#include <array>
-#include <cmath>
-#include <cstring>
-#include <string>
-#include <tuple>
-#include <type_traits>
 #include <glad/glad.h>
 
-#include <QtCore/qglobal.h>
+#include <QApplication>
 #if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0)) && YUZU_USE_QT_MULTIMEDIA
-#include <QCamera>
 #include <QCameraImageCapture>
 #include <QCameraInfo>
 #endif
-#include <QCursor>
-#include <QEvent>
-#include <QGuiApplication>
 #include <QHBoxLayout>
-#include <QKeyEvent>
-#include <QLayout>
-#include <QList>
 #include <QMessageBox>
+#include <QPainter>
 #include <QScreen>
-#include <QSize>
+#include <QString>
-#include <QStringLiteral>
+#include <QStringList>
-#include <QSurfaceFormat>
-#include <QTimer>
 #include <QWindow>
-#include <QtCore/qobjectdefs.h>
 
 #ifdef HAS_OPENGL
 #include <QOffscreenSurface>
 #include <QOpenGLContext>
 #endif
 
+#if !defined(WIN32)
+#include <qpa/qplatformnativeinterface.h>
+#endif
+
+#include <fmt/format.h>
+
+#include "common/assert.h"
 #include "common/microprofile.h"
-#include "common/polyfill_thread.h"
 #include "common/scm_rev.h"
 #include "common/settings.h"
-#include "common/settings_input.h"
-#include "common/thread.h"
 #include "core/core.h"
 #include "core/cpu_manager.h"
 #include "core/frontend/framebuffer_layout.h"
@@ -52,16 +40,11 @@
 #include "input_common/drivers/tas_input.h"
 #include "input_common/drivers/touch_screen.h"
 #include "input_common/main.h"
-#include "video_core/gpu.h"
-#include "video_core/rasterizer_interface.h"
 #include "video_core/renderer_base.h"
 #include "yuzu/bootmanager.h"
 #include "yuzu/main.h"
-#include "yuzu/qt_common.h"
 
-class QObject;
+static Core::Frontend::WindowSystemType GetWindowSystemType();
-class QPaintEngine;
-class QSurface;
 
 EmuThread::EmuThread(Core::System& system) : m_system{system} {}
 
@@ -171,10 +154,7 @@ public:
 
         // disable vsync for any shared contexts
         auto format = share_context->format();
-        const int swap_interval =
+        format.setSwapInterval(main_surface ? Settings::values.use_vsync.GetValue() : 0);
-            Settings::values.vsync_mode.GetValue() == Settings::VSyncMode::Immediate ? 0 : 1;
-
-        format.setSwapInterval(main_surface ? swap_interval : 0);
 
         context = std::make_unique<QOpenGLContext>();
         context->setShareContext(share_context);
@@ -241,7 +221,7 @@ public:
     explicit RenderWidget(GRenderWindow* parent) : QWidget(parent), render_window(parent) {
         setAttribute(Qt::WA_NativeWindow);
         setAttribute(Qt::WA_PaintOnScreen);
-        if (QtCommon::GetWindowSystemType() == Core::Frontend::WindowSystemType::Wayland) {
+        if (GetWindowSystemType() == Core::Frontend::WindowSystemType::Wayland) {
             setAttribute(Qt::WA_DontCreateNativeAncestors);
         }
     }
@@ -279,6 +259,46 @@ struct NullRenderWidget : public RenderWidget {
     explicit NullRenderWidget(GRenderWindow* parent) : RenderWidget(parent) {}
 };
 
+static Core::Frontend::WindowSystemType GetWindowSystemType() {
+    // Determine WSI type based on Qt platform.
+    QString platform_name = QGuiApplication::platformName();
+    if (platform_name == QStringLiteral("windows"))
+        return Core::Frontend::WindowSystemType::Windows;
+    else if (platform_name == QStringLiteral("xcb"))
+        return Core::Frontend::WindowSystemType::X11;
+    else if (platform_name == QStringLiteral("wayland"))
+        return Core::Frontend::WindowSystemType::Wayland;
+    else if (platform_name == QStringLiteral("wayland-egl"))
+        return Core::Frontend::WindowSystemType::Wayland;
+    else if (platform_name == QStringLiteral("cocoa"))
+        return Core::Frontend::WindowSystemType::Cocoa;
+    else if (platform_name == QStringLiteral("android"))
+        return Core::Frontend::WindowSystemType::Android;
+
+    LOG_CRITICAL(Frontend, "Unknown Qt platform {}!", platform_name.toStdString());
+    return Core::Frontend::WindowSystemType::Windows;
+}
+
+static Core::Frontend::EmuWindow::WindowSystemInfo GetWindowSystemInfo(QWindow* window) {
+    Core::Frontend::EmuWindow::WindowSystemInfo wsi;
+    wsi.type = GetWindowSystemType();
+
+    // Our Win32 Qt external doesn't have the private API.
+#if defined(WIN32) || defined(__APPLE__)
+    wsi.render_surface = window ? reinterpret_cast<void*>(window->winId()) : nullptr;
+#else
+    QPlatformNativeInterface* pni = QGuiApplication::platformNativeInterface();
+    wsi.display_connection = pni->nativeResourceForWindow("display", window);
+    if (wsi.type == Core::Frontend::WindowSystemType::Wayland)
+        wsi.render_surface = window ? pni->nativeResourceForWindow("surface", window) : nullptr;
+    else
+        wsi.render_surface = window ? reinterpret_cast<void*>(window->winId()) : nullptr;
+#endif
+    wsi.render_surface_scale = window ? static_cast<float>(window->devicePixelRatio()) : 1.0f;
+
+    return wsi;
+}
+
 GRenderWindow::GRenderWindow(GMainWindow* parent, EmuThread* emu_thread_,
                              std::shared_ptr<InputCommon::InputSubsystem> input_subsystem_,
                              Core::System& system_)
@@ -884,7 +904,7 @@ bool GRenderWindow::InitRenderTarget() {
     }
 
     // Update the Window System information with the new render target
-    window_info = QtCommon::GetWindowSystemInfo(child_widget->windowHandle());
+    window_info = GetWindowSystemInfo(child_widget->windowHandle());
 
     child_widget->resize(Layout::ScreenUndocked::Width, Layout::ScreenUndocked::Height);
     layout()->addWidget(child_widget);

src/yuzu/bootmanager.h

@@ -5,46 +5,27 @@
 
 #include <atomic>
 #include <condition_variable>
-#include <cstddef>
 #include <memory>
 #include <mutex>
-#include <stop_token>
-#include <utility>
-#include <vector>
 
-#include <QByteArray>
 #include <QImage>
-#include <QObject>
-#include <QPoint>
-#include <QString>
 #include <QStringList>
 #include <QThread>
+#include <QTouchEvent>
 #include <QWidget>
-#include <qglobal.h>
-#include <qnamespace.h>
-#include <qobjectdefs.h>
 
-#include "common/common_types.h"
-#include "common/logging/log.h"
 #include "common/polyfill_thread.h"
 #include "common/thread.h"
 #include "core/frontend/emu_window.h"
 
+class GRenderWindow;
 class GMainWindow;
 class QCamera;
 class QCameraImageCapture;
-class QCloseEvent;
-class QFocusEvent;
 class QKeyEvent;
-class QMouseEvent;
-class QObject;
-class QResizeEvent;
-class QShowEvent;
-class QTimer;
-class QTouchEvent;
-class QWheelEvent;
 
 namespace Core {
+enum class SystemResultStatus : u32;
 class System;
 } // namespace Core
 
@@ -59,6 +40,7 @@ enum class TasState;
 
 namespace VideoCore {
 enum class LoadCallbackStage;
+class RendererBase;
 } // namespace VideoCore
 
 class EmuThread final : public QThread {

src/yuzu/configuration/config.cpp

@@ -6,7 +6,6 @@
 #include <QSettings>
 #include "common/fs/fs.h"
 #include "common/fs/path_util.h"
-#include "common/settings.h"
 #include "core/core.h"
 #include "core/hle/service/acc/profile_manager.h"
 #include "core/hle/service/hid/controllers/npad.h"
@@ -710,6 +709,8 @@ void Config::ReadRendererValues() {
     ReadGlobalSetting(Settings::values.nvdec_emulation);
     ReadGlobalSetting(Settings::values.accelerate_astc);
     ReadGlobalSetting(Settings::values.async_astc);
+    ReadGlobalSetting(Settings::values.use_vsync);
+    ReadGlobalSetting(Settings::values.use_reactive_flushing);
     ReadGlobalSetting(Settings::values.shader_backend);
     ReadGlobalSetting(Settings::values.use_asynchronous_shaders);
     ReadGlobalSetting(Settings::values.use_fast_gpu_time);
@@ -719,10 +720,6 @@ void Config::ReadRendererValues() {
     ReadGlobalSetting(Settings::values.bg_blue);
 
     if (global) {
-        Settings::values.vsync_mode.SetValue(static_cast<Settings::VSyncMode>(
-            ReadSetting(QString::fromStdString(Settings::values.vsync_mode.GetLabel()),
-                        static_cast<u32>(Settings::values.vsync_mode.GetDefault()))
-                .value<u32>()));
         ReadBasicSetting(Settings::values.renderer_debug);
         ReadBasicSetting(Settings::values.renderer_shader_feedback);
         ReadBasicSetting(Settings::values.enable_nsight_aftermath);
@@ -1355,6 +1352,8 @@ void Config::SaveRendererValues() {
                  Settings::values.nvdec_emulation.UsingGlobal());
     WriteGlobalSetting(Settings::values.accelerate_astc);
     WriteGlobalSetting(Settings::values.async_astc);
+    WriteGlobalSetting(Settings::values.use_vsync);
+    WriteGlobalSetting(Settings::values.use_reactive_flushing);
     WriteSetting(QString::fromStdString(Settings::values.shader_backend.GetLabel()),
                  static_cast<u32>(Settings::values.shader_backend.GetValue(global)),
                  static_cast<u32>(Settings::values.shader_backend.GetDefault()),
@@ -1367,9 +1366,6 @@ void Config::SaveRendererValues() {
     WriteGlobalSetting(Settings::values.bg_blue);
 
     if (global) {
-        WriteSetting(QString::fromStdString(Settings::values.vsync_mode.GetLabel()),
-                     static_cast<u32>(Settings::values.vsync_mode.GetValue()),
-                     static_cast<u32>(Settings::values.vsync_mode.GetDefault()));
         WriteBasicSetting(Settings::values.renderer_debug);
         WriteBasicSetting(Settings::values.renderer_shader_feedback);
         WriteBasicSetting(Settings::values.enable_nsight_aftermath);

src/yuzu/configuration/configure_graphics.cpp

@@ -4,76 +4,20 @@
 // Include this early to include Vulkan headers how we want to
 #include "video_core/vulkan_common/vulkan_wrapper.h"
 
-#include <algorithm>
-#include <iosfwd>
-#include <iterator>
-#include <string>
-#include <tuple>
-#include <utility>
-#include <vector>
-#include <QBoxLayout>
-#include <QCheckBox>
 #include <QColorDialog>
-#include <QComboBox>
+#include <QVulkanInstance>
-#include <QIcon>
-#include <QLabel>
-#include <QPixmap>
-#include <QPushButton>
-#include <QSlider>
-#include <QStringLiteral>
-#include <QtCore/qobjectdefs.h>
-#include <qcoreevent.h>
-#include <qglobal.h>
-#include <vulkan/vulkan_core.h>
 
 #include "common/common_types.h"
-#include "common/dynamic_library.h"
 #include "common/logging/log.h"
 #include "common/settings.h"
 #include "core/core.h"
 #include "ui_configure_graphics.h"
 #include "video_core/vulkan_common/vulkan_instance.h"
 #include "video_core/vulkan_common/vulkan_library.h"
-#include "video_core/vulkan_common/vulkan_surface.h"
 #include "yuzu/configuration/configuration_shared.h"
 #include "yuzu/configuration/configure_graphics.h"
-#include "yuzu/qt_common.h"
 #include "yuzu/uisettings.h"
 
-static const std::vector<VkPresentModeKHR> default_present_modes{VK_PRESENT_MODE_IMMEDIATE_KHR,
-                                                                 VK_PRESENT_MODE_FIFO_KHR};
-
-// Converts a setting to a present mode (or vice versa)
-static constexpr VkPresentModeKHR VSyncSettingToMode(Settings::VSyncMode mode) {
-    switch (mode) {
-    case Settings::VSyncMode::Immediate:
-        return VK_PRESENT_MODE_IMMEDIATE_KHR;
-    case Settings::VSyncMode::Mailbox:
-        return VK_PRESENT_MODE_MAILBOX_KHR;
-    case Settings::VSyncMode::FIFO:
-        return VK_PRESENT_MODE_FIFO_KHR;
-    case Settings::VSyncMode::FIFORelaxed:
-        return VK_PRESENT_MODE_FIFO_RELAXED_KHR;
-    default:
-        return VK_PRESENT_MODE_FIFO_KHR;
-    }
-}
-
-static constexpr Settings::VSyncMode PresentModeToSetting(VkPresentModeKHR mode) {
-    switch (mode) {
-    case VK_PRESENT_MODE_IMMEDIATE_KHR:
-        return Settings::VSyncMode::Immediate;
-    case VK_PRESENT_MODE_MAILBOX_KHR:
-        return Settings::VSyncMode::Mailbox;
-    case VK_PRESENT_MODE_FIFO_KHR:
-        return Settings::VSyncMode::FIFO;
-    case VK_PRESENT_MODE_FIFO_RELAXED_KHR:
-        return Settings::VSyncMode::FIFORelaxed;
-    default:
-        return Settings::VSyncMode::FIFO;
-    }
-}
-
 ConfigureGraphics::ConfigureGraphics(const Core::System& system_, QWidget* parent)
     : QWidget(parent), ui{std::make_unique<Ui::ConfigureGraphics>()}, system{system_} {
     vulkan_device = Settings::values.vulkan_device.GetValue();
@@ -95,16 +39,13 @@ ConfigureGraphics::ConfigureGraphics(const Core::System& system_, QWidget* paren
 
     connect(ui->api, qOverload<int>(&QComboBox::currentIndexChanged), this, [this] {
         UpdateAPILayout();
-        PopulateVSyncModeSelection();
         if (!Settings::IsConfiguringGlobal()) {
             ConfigurationShared::SetHighlight(
                 ui->api_widget, ui->api->currentIndex() != ConfigurationShared::USE_GLOBAL_INDEX);
         }
     });
-    connect(ui->device, qOverload<int>(&QComboBox::activated), this, [this](int device) {
+    connect(ui->device, qOverload<int>(&QComboBox::activated), this,
-        UpdateDeviceSelection(device);
+            [this](int device) { UpdateDeviceSelection(device); });
-        PopulateVSyncModeSelection();
-    });
     connect(ui->backend, qOverload<int>(&QComboBox::activated), this,
             [this](int backend) { UpdateShaderBackendSelection(backend); });
 
@@ -129,43 +70,6 @@ ConfigureGraphics::ConfigureGraphics(const Core::System& system_, QWidget* paren
     ui->fsr_sharpening_label->setVisible(Settings::IsConfiguringGlobal());
 }
 
-void ConfigureGraphics::PopulateVSyncModeSelection() {
-    const Settings::RendererBackend backend{GetCurrentGraphicsBackend()};
-    if (backend == Settings::RendererBackend::Null) {
-        ui->vsync_mode_combobox->setEnabled(false);
-        return;
-    }
-    ui->vsync_mode_combobox->setEnabled(true);
-
-    const int current_index = //< current selected vsync mode from combobox
-        ui->vsync_mode_combobox->currentIndex();
-    const auto current_mode = //< current selected vsync mode as a VkPresentModeKHR
-        current_index == -1 ? VSyncSettingToMode(Settings::values.vsync_mode.GetValue())
-                            : vsync_mode_combobox_enum_map[current_index];
-    int index{};
-    const int device{ui->device->currentIndex()}; //< current selected Vulkan device
-    const auto& present_modes = //< relevant vector of present modes for the selected device or API
-        backend == Settings::RendererBackend::Vulkan ? device_present_modes[device]
-                                                     : default_present_modes;
-
-    ui->vsync_mode_combobox->clear();
-    vsync_mode_combobox_enum_map.clear();
-    vsync_mode_combobox_enum_map.reserve(present_modes.size());
-    for (const auto present_mode : present_modes) {
-        const auto mode_name = TranslateVSyncMode(present_mode, backend);
-        if (mode_name.isEmpty()) {
-            continue;
-        }
-
-        ui->vsync_mode_combobox->insertItem(index, mode_name);
-        vsync_mode_combobox_enum_map.push_back(present_mode);
-        if (present_mode == current_mode) {
-            ui->vsync_mode_combobox->setCurrentIndex(index);
-        }
-        index++;
-    }
-}
-
 void ConfigureGraphics::UpdateDeviceSelection(int device) {
     if (device == -1) {
         return;
@@ -195,9 +99,6 @@ void ConfigureGraphics::SetConfiguration() {
     ui->nvdec_emulation_widget->setEnabled(runtime_lock);
     ui->resolution_combobox->setEnabled(runtime_lock);
     ui->accelerate_astc->setEnabled(runtime_lock);
-    ui->vsync_mode_layout->setEnabled(runtime_lock ||
-                                      Settings::values.renderer_backend.GetValue() ==
-                                          Settings::RendererBackend::Vulkan);
     ui->use_disk_shader_cache->setChecked(Settings::values.use_disk_shader_cache.GetValue());
     ui->use_asynchronous_gpu_emulation->setChecked(
         Settings::values.use_asynchronous_gpu_emulation.GetValue());
@@ -269,24 +170,7 @@ void ConfigureGraphics::SetConfiguration() {
                                                 Settings::values.bg_green.GetValue(),
                                                 Settings::values.bg_blue.GetValue()));
     UpdateAPILayout();
-    PopulateVSyncModeSelection(); //< must happen after UpdateAPILayout
     SetFSRIndicatorText(ui->fsr_sharpening_slider->sliderPosition());
-
-    // VSync setting needs to be determined after populating the VSync combobox
-    if (Settings::IsConfiguringGlobal()) {
-        const auto vsync_mode_setting = Settings::values.vsync_mode.GetValue();
-        const auto vsync_mode = VSyncSettingToMode(vsync_mode_setting);
-        int index{};
-        for (const auto mode : vsync_mode_combobox_enum_map) {
-            if (mode == vsync_mode) {
-                break;
-            }
-            index++;
-        }
-        if (static_cast<unsigned long>(index) < vsync_mode_combobox_enum_map.size()) {
-            ui->vsync_mode_combobox->setCurrentIndex(index);
-        }
-    }
 }
 
 void ConfigureGraphics::SetFSRIndicatorText(int percentage) {
@@ -294,27 +178,6 @@ void ConfigureGraphics::SetFSRIndicatorText(int percentage) {
         tr("%1%", "FSR sharpening percentage (e.g. 50%)").arg(100 - (percentage / 2)));
 }
 
-const QString ConfigureGraphics::TranslateVSyncMode(VkPresentModeKHR mode,
-                                                    Settings::RendererBackend backend) const {
-    switch (mode) {
-    case VK_PRESENT_MODE_IMMEDIATE_KHR:
-        return backend == Settings::RendererBackend::OpenGL
-                   ? tr("Off")
-                   : QStringLiteral("Immediate (%1)").arg(tr("VSync Off"));
-    case VK_PRESENT_MODE_MAILBOX_KHR:
-        return QStringLiteral("Mailbox (%1)").arg(tr("Recommended"));
-    case VK_PRESENT_MODE_FIFO_KHR:
-        return backend == Settings::RendererBackend::OpenGL
-                   ? tr("On")
-                   : QStringLiteral("FIFO (%1)").arg(tr("VSync On"));
-    case VK_PRESENT_MODE_FIFO_RELAXED_KHR:
-        return QStringLiteral("FIFO Relaxed");
-    default:
-        return {};
-        break;
-    }
-}
-
 void ConfigureGraphics::ApplyConfiguration() {
     const auto resolution_setup = static_cast<Settings::ResolutionSetup>(
         ui->resolution_combobox->currentIndex() -
@@ -369,10 +232,6 @@ void ConfigureGraphics::ApplyConfiguration() {
             Settings::values.anti_aliasing.SetValue(anti_aliasing);
         }
         Settings::values.fsr_sharpening_slider.SetValue(ui->fsr_sharpening_slider->value());
-
-        const auto mode = vsync_mode_combobox_enum_map[ui->vsync_mode_combobox->currentIndex()];
-        const auto vsync_mode = PresentModeToSetting(mode);
-        Settings::values.vsync_mode.SetValue(vsync_mode);
     } else {
         if (ui->resolution_combobox->currentIndex() == ConfigurationShared::USE_GLOBAL_INDEX) {
             Settings::values.resolution_setup.SetGlobal(true);
@@ -486,9 +345,7 @@ void ConfigureGraphics::UpdateAPILayout() {
         ui->backend_widget->setVisible(true);
         break;
     case Settings::RendererBackend::Vulkan:
-        if (static_cast<int>(vulkan_device) < ui->device->count()) {
+        ui->device->setCurrentIndex(vulkan_device);
-            ui->device->setCurrentIndex(vulkan_device);
-        }
         ui->device_widget->setVisible(true);
         ui->backend_widget->setVisible(false);
         break;
@@ -506,27 +363,16 @@ void ConfigureGraphics::RetrieveVulkanDevices() try {
 
     using namespace Vulkan;
 
-    auto* window = this->window()->windowHandle();
-    auto wsi = QtCommon::GetWindowSystemInfo(window);
-
     vk::InstanceDispatch dld;
     const Common::DynamicLibrary library = OpenLibrary();
-    const vk::Instance instance = CreateInstance(library, dld, VK_API_VERSION_1_1, wsi.type);
+    const vk::Instance instance = CreateInstance(library, dld, VK_API_VERSION_1_1);
     const std::vector<VkPhysicalDevice> physical_devices = instance.EnumeratePhysicalDevices();
-    vk::SurfaceKHR surface = //< needed to view present modes for a device
-        CreateSurface(instance, wsi);
 
     vulkan_devices.clear();
     vulkan_devices.reserve(physical_devices.size());
-    device_present_modes.clear();
-    device_present_modes.reserve(physical_devices.size());
     for (const VkPhysicalDevice device : physical_devices) {
-        const auto physical_device = vk::PhysicalDevice(device, dld);
+        const std::string name = vk::PhysicalDevice(device, dld).GetProperties().deviceName;
-        const std::string name = physical_device.GetProperties().deviceName;
-        const std::vector<VkPresentModeKHR> present_modes =
-            physical_device.GetSurfacePresentModesKHR(*surface);
         vulkan_devices.push_back(QString::fromStdString(name));
-        device_present_modes.push_back(present_modes);
     }
 } catch (const Vulkan::vk::Exception& exception) {
     LOG_ERROR(Frontend, "Failed to enumerate devices with error: {}", exception.what());
@@ -619,6 +465,4 @@ void ConfigureGraphics::SetupPerGameUI() {
         ui->api, static_cast<int>(Settings::values.renderer_backend.GetValue(true)));
     ConfigurationShared::InsertGlobalItem(
         ui->nvdec_emulation, static_cast<int>(Settings::values.nvdec_emulation.GetValue(true)));
-
-    ui->vsync_mode_layout->setVisible(false);
 }

src/yuzu/configuration/configure_graphics.h

@@ -5,21 +5,9 @@
 
 #include <memory>
 #include <vector>
-#include <QColor>
 #include <QString>
 #include <QWidget>
-#include <qobjectdefs.h>
+#include "common/settings.h"
-#include <vulkan/vulkan_core.h>
-#include "common/common_types.h"
-
-class QEvent;
-class QObject;
-
-namespace Settings {
-enum class NvdecEmulation : u32;
-enum class RendererBackend : u32;
-enum class ShaderBackend : u32;
-} // namespace Settings
 
 namespace Core {
 class System;
@@ -47,7 +35,6 @@ private:
     void changeEvent(QEvent* event) override;
     void RetranslateUI();
 
-    void PopulateVSyncModeSelection();
     void UpdateBackgroundColorButton(QColor color);
     void UpdateAPILayout();
     void UpdateDeviceSelection(int device);
@@ -56,10 +43,6 @@ private:
     void RetrieveVulkanDevices();
 
     void SetFSRIndicatorText(int percentage);
-    /* Turns a Vulkan present mode into a textual string for a UI
-     * (and eventually for a human to read) */
-    const QString TranslateVSyncMode(VkPresentModeKHR mode,
-                                     Settings::RendererBackend backend) const;
 
     void SetupPerGameUI();
 
@@ -75,10 +58,6 @@ private:
     ConfigurationShared::CheckState use_asynchronous_gpu_emulation;
 
     std::vector<QString> vulkan_devices;
-    std::vector<std::vector<VkPresentModeKHR>> device_present_modes;
-    std::vector<VkPresentModeKHR>
-        vsync_mode_combobox_enum_map; //< Keeps track of which present mode corresponds to which
-                                      // selection in the combobox
     u32 vulkan_device{};
     Settings::ShaderBackend shader_backend{};
 

src/yuzu/configuration/configure_graphics.ui

@@ -188,44 +188,6 @@
           </property>
          </widget>
         </item>
-        <item>
-         <widget class="QWidget" name="vsync_mode_layout" native="true">
-          <layout class="QHBoxLayout" name="horizontalLayout_4">
-           <property name="leftMargin">
-            <number>0</number>
-           </property>
-           <property name="topMargin">
-            <number>0</number>
-           </property>
-           <property name="rightMargin">
-            <number>0</number>
-           </property>
-           <property name="bottomMargin">
-            <number>0</number>
-           </property>
-           <item>
-            <widget class="QLabel" name="vsync_mode_label">
-             <property name="text">
-              <string>VSync Mode:</string>
-             </property>
-            </widget>
-           </item>
-           <item>
-            <widget class="QComboBox" name="vsync_mode_combobox">
-             <property name="toolTip">
-              <string>FIFO (VSync) does not drop frames or exhibit tearing but is limited by the screen refresh rate.
-FIFO Relaxed is similar to FIFO but allows tearing as it recovers from a slow down.
-Mailbox can have lower latency than FIFO and does not tear but may drop frames.
-Immediate (no synchronization) just presents whatever is available and can exhibit tearing.</string>
-             </property>
-             <property name="currentText">
-              <string/>
-             </property>
-            </widget>
-           </item>
-          </layout>
-         </widget>
-        </item>
         <item>
          <widget class="QWidget" name="nvdec_emulation_widget" native="true">
           <layout class="QHBoxLayout" name="nvdec_emulation_layout">
@@ -404,7 +366,7 @@ Immediate (no synchronization) just presents whatever is available and can exhib
              </item>
              <item>
               <property name="text">
-               <string>1.5X (1080p/1620p) [EXPERIMENTAL]</string>
+                  <string>1.5X (1080p/1620p) [EXPERIMENTAL]</string>
               </property>
              </item>
              <item>

src/yuzu/configuration/configure_graphics_advanced.cpp

@@ -21,6 +21,8 @@ ConfigureGraphicsAdvanced::~ConfigureGraphicsAdvanced() = default;
 
 void ConfigureGraphicsAdvanced::SetConfiguration() {
     const bool runtime_lock = !system.IsPoweredOn();
+    ui->use_vsync->setEnabled(runtime_lock);
+    ui->use_reactive_flushing->setEnabled(runtime_lock);
     ui->async_present->setEnabled(runtime_lock);
     ui->renderer_force_max_clock->setEnabled(runtime_lock);
     ui->async_astc->setEnabled(runtime_lock);
@@ -29,6 +31,8 @@ void ConfigureGraphicsAdvanced::SetConfiguration() {
 
     ui->async_present->setChecked(Settings::values.async_presentation.GetValue());
     ui->renderer_force_max_clock->setChecked(Settings::values.renderer_force_max_clock.GetValue());
+    ui->use_vsync->setChecked(Settings::values.use_vsync.GetValue());
+    ui->use_reactive_flushing->setChecked(Settings::values.use_reactive_flushing.GetValue());
     ui->async_astc->setChecked(Settings::values.async_astc.GetValue());
     ui->use_asynchronous_shaders->setChecked(Settings::values.use_asynchronous_shaders.GetValue());
     ui->use_fast_gpu_time->setChecked(Settings::values.use_fast_gpu_time.GetValue());
@@ -60,6 +64,9 @@ void ConfigureGraphicsAdvanced::ApplyConfiguration() {
                                              renderer_force_max_clock);
     ConfigurationShared::ApplyPerGameSetting(&Settings::values.max_anisotropy,
                                              ui->anisotropic_filtering_combobox);
+    ConfigurationShared::ApplyPerGameSetting(&Settings::values.use_vsync, ui->use_vsync, use_vsync);
+    ConfigurationShared::ApplyPerGameSetting(&Settings::values.use_reactive_flushing,
+                                             ui->use_reactive_flushing, use_reactive_flushing);
     ConfigurationShared::ApplyPerGameSetting(&Settings::values.async_astc, ui->async_astc,
                                              async_astc);
     ConfigurationShared::ApplyPerGameSetting(&Settings::values.use_asynchronous_shaders,
@@ -91,6 +98,8 @@ void ConfigureGraphicsAdvanced::SetupPerGameUI() {
         ui->async_present->setEnabled(Settings::values.async_presentation.UsingGlobal());
         ui->renderer_force_max_clock->setEnabled(
             Settings::values.renderer_force_max_clock.UsingGlobal());
+        ui->use_vsync->setEnabled(Settings::values.use_vsync.UsingGlobal());
+        ui->use_vsync->setEnabled(Settings::values.use_reactive_flushing.UsingGlobal());
         ui->async_astc->setEnabled(Settings::values.async_astc.UsingGlobal());
         ui->use_asynchronous_shaders->setEnabled(
             Settings::values.use_asynchronous_shaders.UsingGlobal());
@@ -108,6 +117,9 @@ void ConfigureGraphicsAdvanced::SetupPerGameUI() {
     ConfigurationShared::SetColoredTristate(ui->renderer_force_max_clock,
                                             Settings::values.renderer_force_max_clock,
                                             renderer_force_max_clock);
+    ConfigurationShared::SetColoredTristate(ui->use_vsync, Settings::values.use_vsync, use_vsync);
+    ConfigurationShared::SetColoredTristate(
+        ui->use_reactive_flushing, Settings::values.use_reactive_flushing, use_reactive_flushing);
     ConfigurationShared::SetColoredTristate(ui->async_astc, Settings::values.async_astc,
                                             async_astc);
     ConfigurationShared::SetColoredTristate(ui->use_asynchronous_shaders,

src/yuzu/configuration/configure_graphics_advanced.h

@@ -40,6 +40,7 @@ private:
     ConfigurationShared::CheckState renderer_force_max_clock;
     ConfigurationShared::CheckState use_vsync;
     ConfigurationShared::CheckState async_astc;
+    ConfigurationShared::CheckState use_reactive_flushing;
     ConfigurationShared::CheckState use_asynchronous_shaders;
     ConfigurationShared::CheckState use_fast_gpu_time;
     ConfigurationShared::CheckState use_vulkan_driver_pipeline_cache;

src/yuzu/configuration/configure_graphics_advanced.ui

@@ -86,6 +86,16 @@
           </property>
          </widget>
         </item>
+        <item>
+         <widget class="QCheckBox" name="use_vsync">
+          <property name="toolTip">
+           <string>VSync prevents the screen from tearing, but some graphics cards have lower performance with VSync enabled. Keep it enabled if you don't notice a performance difference.</string>
+          </property>
+          <property name="text">
+           <string>Use VSync</string>
+          </property>
+         </widget>
+        </item>
         <item>
          <widget class="QCheckBox" name="async_astc">
           <property name="toolTip">
@@ -96,6 +106,16 @@
           </property>
          </widget>
         </item>
+        <item>
+         <widget class="QCheckBox" name="use_reactive_flushing">
+          <property name="toolTip">
+           <string>Uses reactive flushing instead of predictive flushing. Allowing a more accurate syncing of memory.</string>
+          </property>
+          <property name="text">
+           <string>Enable Reactive Flushing</string>
+          </property>
+         </widget>
+        </item>
         <item>
          <widget class="QCheckBox" name="use_asynchronous_shaders">
           <property name="toolTip">

src/yuzu/configuration/configure_input_player.cpp

@@ -8,7 +8,6 @@
 #include <QInputDialog>
 #include <QMenu>
 #include <QMessageBox>
-#include <QMouseEvent>
 #include <QTimer>
 #include "common/assert.h"
 #include "common/param_package.h"

src/yuzu_cmd/config.cpp

@@ -320,8 +320,9 @@ void Config::ReadValues() {
     ReadSetting("Renderer", Settings::values.use_disk_shader_cache);
     ReadSetting("Renderer", Settings::values.gpu_accuracy);
     ReadSetting("Renderer", Settings::values.use_asynchronous_gpu_emulation);
-    ReadSetting("Renderer", Settings::values.vsync_mode);
+    ReadSetting("Renderer", Settings::values.use_vsync);
     ReadSetting("Renderer", Settings::values.shader_backend);
+    ReadSetting("Renderer", Settings::values.use_reactive_flushing);
     ReadSetting("Renderer", Settings::values.use_asynchronous_shaders);
     ReadSetting("Renderer", Settings::values.nvdec_emulation);
     ReadSetting("Renderer", Settings::values.accelerate_astc);

src/yuzu_cmd/default_ini.h

@@ -325,14 +325,8 @@ aspect_ratio =
 # 0: Default, 1: 2x, 2: 4x, 3: 8x, 4: 16x
 max_anisotropy =
 
-# Whether to enable VSync or not.
+# Whether to enable V-Sync (caps the framerate at 60FPS) or not.
-# OpenGL: Values other than 0 enable VSync
+# 0 (default): Off, 1: On
-# Vulkan: FIFO is selected if the requested mode is not supported by the driver.
-# FIFO (VSync) does not drop frames or exhibit tearing but is limited by the screen refresh rate.
-# FIFO Relaxed is similar to FIFO but allows tearing as it recovers from a slow down.
-# Mailbox can have lower latency than FIFO and does not tear but may drop frames.
-# Immediate (no synchronization) just presents whatever is available and can exhibit tearing.
-# 0: Immediate (Off), 1: Mailbox, 2 (Default): FIFO (On), 3: FIFO Relaxed
 use_vsync =
 
 # Selects the OpenGL shader backend. NV_gpu_program5 is required for GLASM. If NV_gpu_program5 is
@@ -340,6 +334,10 @@ use_vsync =
 # 0: GLSL, 1 (default): GLASM, 2: SPIR-V
 shader_backend =
 
+# Uses reactive flushing instead of predictive flushing. Allowing a more accurate syncing of memory.
+# 0: Off, 1 (default): On
+use_reactive_flushing =
+
 # Whether to allow asynchronous shader building.
 # 0 (default): Off, 1: On
 use_asynchronous_shaders =