mirror of
https://github.com/yuzu-emu/yuzu.git
synced 2024-08-20 22:13:23 +02:00
111 lines
3.8 KiB
C++
111 lines
3.8 KiB
C++
// Copyright 2019 yuzu Emulator Project
|
|
// Licensed under GPLv2 or any later version
|
|
// Refer to the license.txt file included.
|
|
|
|
#include "common/assert.h"
|
|
#include "common/microprofile.h"
|
|
#include "core/core.h"
|
|
#include "core/frontend/emu_window.h"
|
|
#include "video_core/dma_pusher.h"
|
|
#include "video_core/gpu.h"
|
|
#include "video_core/gpu_thread.h"
|
|
#include "video_core/renderer_base.h"
|
|
|
|
namespace VideoCommon::GPUThread {
|
|
|
|
/// Runs the GPU thread
|
|
static void RunThread(VideoCore::RendererBase& renderer, Core::Frontend::GraphicsContext& context,
|
|
Tegra::DmaPusher& dma_pusher, SynchState& state) {
|
|
MicroProfileOnThreadCreate("GpuThread");
|
|
|
|
// Wait for first GPU command before acquiring the window context
|
|
while (state.queue.Empty())
|
|
;
|
|
|
|
// If emulation was stopped during disk shader loading, abort before trying to acquire context
|
|
if (!state.is_running) {
|
|
return;
|
|
}
|
|
|
|
auto current_context = context.Acquire();
|
|
|
|
CommandDataContainer next;
|
|
while (state.is_running) {
|
|
next = state.queue.PopWait();
|
|
if (const auto submit_list = std::get_if<SubmitListCommand>(&next.data)) {
|
|
dma_pusher.Push(std::move(submit_list->entries));
|
|
dma_pusher.DispatchCalls();
|
|
} else if (const auto data = std::get_if<SwapBuffersCommand>(&next.data)) {
|
|
renderer.SwapBuffers(data->framebuffer ? &*data->framebuffer : nullptr);
|
|
} else if (const auto data = std::get_if<OnCommandListEndCommand>(&next.data)) {
|
|
renderer.Rasterizer().ReleaseFences();
|
|
} else if (const auto data = std::get_if<FlushRegionCommand>(&next.data)) {
|
|
renderer.Rasterizer().FlushRegion(data->addr, data->size);
|
|
} else if (const auto data = std::get_if<InvalidateRegionCommand>(&next.data)) {
|
|
renderer.Rasterizer().OnCPUWrite(data->addr, data->size);
|
|
} else if (std::holds_alternative<EndProcessingCommand>(next.data)) {
|
|
return;
|
|
} else {
|
|
UNREACHABLE();
|
|
}
|
|
state.signaled_fence.store(next.fence);
|
|
}
|
|
}
|
|
|
|
ThreadManager::ThreadManager(Core::System& system) : system{system} {}
|
|
|
|
ThreadManager::~ThreadManager() {
|
|
if (!thread.joinable()) {
|
|
return;
|
|
}
|
|
|
|
// Notify GPU thread that a shutdown is pending
|
|
PushCommand(EndProcessingCommand());
|
|
thread.join();
|
|
}
|
|
|
|
void ThreadManager::StartThread(VideoCore::RendererBase& renderer,
|
|
Core::Frontend::GraphicsContext& context,
|
|
Tegra::DmaPusher& dma_pusher) {
|
|
thread = std::thread{RunThread, std::ref(renderer), std::ref(context), std::ref(dma_pusher),
|
|
std::ref(state)};
|
|
}
|
|
|
|
void ThreadManager::SubmitList(Tegra::CommandList&& entries) {
|
|
PushCommand(SubmitListCommand(std::move(entries)));
|
|
}
|
|
|
|
void ThreadManager::SwapBuffers(const Tegra::FramebufferConfig* framebuffer) {
|
|
PushCommand(SwapBuffersCommand(framebuffer ? std::make_optional(*framebuffer) : std::nullopt));
|
|
}
|
|
|
|
void ThreadManager::FlushRegion(VAddr addr, u64 size) {
|
|
PushCommand(FlushRegionCommand(addr, size));
|
|
}
|
|
|
|
void ThreadManager::InvalidateRegion(VAddr addr, u64 size) {
|
|
system.Renderer().Rasterizer().OnCPUWrite(addr, size);
|
|
}
|
|
|
|
void ThreadManager::FlushAndInvalidateRegion(VAddr addr, u64 size) {
|
|
// Skip flush on asynch mode, as FlushAndInvalidateRegion is not used for anything too important
|
|
system.Renderer().Rasterizer().OnCPUWrite(addr, size);
|
|
}
|
|
|
|
void ThreadManager::WaitIdle() const {
|
|
while (state.last_fence > state.signaled_fence.load(std::memory_order_relaxed)) {
|
|
}
|
|
}
|
|
|
|
void ThreadManager::OnCommandListEnd() {
|
|
PushCommand(OnCommandListEndCommand());
|
|
}
|
|
|
|
u64 ThreadManager::PushCommand(CommandData&& command_data) {
|
|
const u64 fence{++state.last_fence};
|
|
state.queue.Push(CommandDataContainer(std::move(command_data), fence));
|
|
return fence;
|
|
}
|
|
|
|
} // namespace VideoCommon::GPUThread
|