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https://git.suyu.dev/suyu/suyu.git
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5b5e60ffec
This commit uses guest fences on vSync event instead of an articial fake fence we had. It also corrects to keep signaling display events while loading the game as the OS is suppose to send buffers to vSync during that time.
99 lines
3.5 KiB
C++
99 lines
3.5 KiB
C++
// Copyright 2019 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include "common/assert.h"
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#include "common/microprofile.h"
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#include "core/core.h"
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#include "core/frontend/scope_acquire_window_context.h"
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#include "video_core/dma_pusher.h"
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#include "video_core/gpu.h"
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#include "video_core/gpu_thread.h"
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#include "video_core/renderer_base.h"
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namespace VideoCommon::GPUThread {
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/// Runs the GPU thread
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static void RunThread(VideoCore::RendererBase& renderer, Tegra::DmaPusher& dma_pusher,
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SynchState& state) {
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MicroProfileOnThreadCreate("GpuThread");
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// Wait for first GPU command before acquiring the window context
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while (state.queue.Empty())
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;
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// If emulation was stopped during disk shader loading, abort before trying to acquire context
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if (!state.is_running) {
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return;
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}
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Core::Frontend::ScopeAcquireWindowContext acquire_context{renderer.GetRenderWindow()};
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CommandDataContainer next;
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while (state.is_running) {
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while (!state.queue.Empty()) {
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state.queue.Pop(next);
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if (const auto submit_list = std::get_if<SubmitListCommand>(&next.data)) {
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dma_pusher.Push(std::move(submit_list->entries));
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dma_pusher.DispatchCalls();
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} else if (const auto data = std::get_if<SwapBuffersCommand>(&next.data)) {
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renderer.SwapBuffers(data->framebuffer ? &*data->framebuffer : nullptr);
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} else if (const auto data = std::get_if<FlushRegionCommand>(&next.data)) {
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renderer.Rasterizer().FlushRegion(data->addr, data->size);
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} else if (const auto data = std::get_if<InvalidateRegionCommand>(&next.data)) {
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renderer.Rasterizer().InvalidateRegion(data->addr, data->size);
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} else if (std::holds_alternative<EndProcessingCommand>(next.data)) {
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return;
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} else {
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UNREACHABLE();
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}
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state.signaled_fence.store(next.fence);
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}
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}
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}
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ThreadManager::ThreadManager(Core::System& system) : system{system} {}
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ThreadManager::~ThreadManager() {
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if (!thread.joinable()) {
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return;
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}
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// Notify GPU thread that a shutdown is pending
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PushCommand(EndProcessingCommand());
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thread.join();
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}
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void ThreadManager::StartThread(VideoCore::RendererBase& renderer, Tegra::DmaPusher& dma_pusher) {
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thread = std::thread{RunThread, std::ref(renderer), std::ref(dma_pusher), std::ref(state)};
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}
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void ThreadManager::SubmitList(Tegra::CommandList&& entries) {
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PushCommand(SubmitListCommand(std::move(entries)));
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}
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void ThreadManager::SwapBuffers(const Tegra::FramebufferConfig* framebuffer) {
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PushCommand(SwapBuffersCommand(framebuffer ? *framebuffer
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: std::optional<const Tegra::FramebufferConfig>{}));
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}
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void ThreadManager::FlushRegion(CacheAddr addr, u64 size) {
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PushCommand(FlushRegionCommand(addr, size));
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}
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void ThreadManager::InvalidateRegion(CacheAddr addr, u64 size) {
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system.Renderer().Rasterizer().InvalidateRegion(addr, size);
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}
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void ThreadManager::FlushAndInvalidateRegion(CacheAddr addr, u64 size) {
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// Skip flush on asynch mode, as FlushAndInvalidateRegion is not used for anything too important
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InvalidateRegion(addr, size);
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}
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u64 ThreadManager::PushCommand(CommandData&& command_data) {
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const u64 fence{++state.last_fence};
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state.queue.Push(CommandDataContainer(std::move(command_data), fence));
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return fence;
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}
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} // namespace VideoCommon::GPUThread
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