static void DVDThread()
{
Common::SetCurrentThreadName("DVD thread");
while (true)
{
s_request_queue_expanded.Wait();
if (s_dvd_thread_exiting.IsSet())
return;
ReadRequest request;
while (s_request_queue.Pop(request))
{
FileMonitor::Log(*s_disc, request.partition, request.dvd_offset);
std::vector<u8> buffer(request.length);
if (!s_disc->Read(request.dvd_offset, request.length, buffer.data(), request.partition))
buffer.resize(0);
request.realtime_done_us = Common::Timer::GetTimeUs();
s_result_queue.Push(ReadResult(std::move(request), std::move(buffer)));
s_result_queue_expanded.Set();
if (s_dvd_thread_exiting.IsSet())
return;
}
}
}
u32 VideoBackendHardware::Video_AccessEFB(EFBAccessType type, u32 x, u32 y, u32 InputData)
{
if (s_BackendInitialized && g_ActiveConfig.bEFBAccessEnable)
{
s_accessEFBArgs.type = type;
s_accessEFBArgs.x = x;
s_accessEFBArgs.y = y;
s_accessEFBArgs.Data = InputData;
s_efbAccessRequested.Set();
if (SConfig::GetInstance().m_LocalCoreStartupParameter.bCPUThread)
{
s_efbAccessReadyEvent.Reset();
if (s_FifoShuttingDown.IsSet())
return 0;
s_efbAccessRequested.Set();
s_efbAccessReadyEvent.Wait();
}
else
VideoFifo_CheckEFBAccess();
return s_AccessEFBResult;
}
return 0;
}
virtual void MainLoop()
{
while (s_running.IsSet())
{
Core::HostDispatchJobs();
std::this_thread::sleep_for(std::chrono::milliseconds(100));
}
}
static void VideoFifo_CheckPerfQueryRequest()
{
if (s_perfQueryRequested.IsSet())
{
g_perf_query->FlushResults();
s_perfQueryRequested.Clear();
s_perfQueryReadyEvent.Set();
}
}
void VideoFifo_CheckEFBAccess()
{
if (s_efbAccessRequested.IsSet())
{
s_AccessEFBResult = g_renderer->AccessEFB(s_accessEFBArgs.type, s_accessEFBArgs.x, s_accessEFBArgs.y, s_accessEFBArgs.Data);
s_efbAccessRequested.Clear();
s_efbAccessReadyEvent.Set();
}
}
// Run from the graphics thread (from Fifo.cpp)
static void VideoFifo_CheckSwapRequest()
{
if (g_ActiveConfig.bUseXFB)
{
if (s_swapRequested.IsSet())
{
EFBRectangle rc;
Renderer::Swap(s_beginFieldArgs.xfbAddr, s_beginFieldArgs.fbWidth, s_beginFieldArgs.fbHeight,rc);
s_swapRequested.Clear();
}
}
}
// Run from the graphics thread (from Fifo.cpp)
void VideoFifo_CheckSwapRequestAt(u32 xfbAddr, u32 fbWidth, u32 fbHeight)
{
if (g_ActiveConfig.bUseXFB)
{
if (s_swapRequested.IsSet())
{
u32 aLower = xfbAddr;
u32 aUpper = xfbAddr + 2 * fbWidth * fbHeight;
u32 bLower = s_beginFieldArgs.xfbAddr;
u32 bUpper = s_beginFieldArgs.xfbAddr + 2 * s_beginFieldArgs.fbWidth * s_beginFieldArgs.fbHeight;
if (addrRangesOverlap(aLower, aUpper, bLower, bUpper))
VideoFifo_CheckSwapRequest();
}
}
}
void HiresTexture::Prefetch()
{
Common::SetCurrentThreadName("Prefetcher");
u32 starttime = Common::Timer::GetTimeMs();
for (const auto& entry : s_textureMap)
{
const std::string& base_filename = entry.first;
std::unique_lock<std::mutex> lk(s_textureCacheMutex);
auto iter = s_textureCache.find(base_filename);
if (iter == s_textureCache.end())
{
lk.unlock();
HiresTexture* ptr = Load(base_filename, [](size_t requested_size)
{
return new u8[requested_size];
}, true);
lk.lock();
if (ptr != nullptr)
{
size_sum.fetch_add(ptr->m_cached_data_size);
iter = s_textureCache.insert(iter, std::make_pair(base_filename, std::shared_ptr<HiresTexture>(ptr)));
}
}
if (s_textureCacheAbortLoading.IsSet())
{
return;
}
if (size_sum.load() > max_mem)
{
g_Config.bCacheHiresTextures = false;
OSD::AddMessage(StringFromFormat("Custom Textures prefetching after %.1f MB aborted, not enough RAM available", size_sum / (1024.0 * 1024.0)), 10000);
return;
}
}
u32 stoptime = Common::Timer::GetTimeMs();
OSD::AddMessage(StringFromFormat("Custom Textures loaded, %.1f MB in %.1f s", size_sum / (1024.0 * 1024.0), (stoptime - starttime) / 1000.0), 10000);
}
u32 VideoBackendHardware::Video_GetQueryResult(PerfQueryType type)
{
if (!g_perf_query->ShouldEmulate())
{
return 0;
}
// TODO: Is this check sane?
if (!g_perf_query->IsFlushed())
{
if (SConfig::GetInstance().m_LocalCoreStartupParameter.bCPUThread)
{
s_perfQueryReadyEvent.Reset();
if (s_FifoShuttingDown.IsSet())
return 0;
s_perfQueryRequested.Set();
s_perfQueryReadyEvent.Wait();
}
else
g_perf_query->FlushResults();
}
return g_perf_query->GetQueryResult(type);
}
void HostDispatchJobs()
{
// WARNING: This should only run on the Host Thread.
// NOTE: This function is potentially re-entrant. If a job calls
// Core::Stop for instance then we'll enter this a second time.
std::unique_lock<std::mutex> guard(s_host_jobs_lock);
while (!s_host_jobs_queue.empty())
{
HostJob job = std::move(s_host_jobs_queue.front());
s_host_jobs_queue.pop();
// NOTE: Memory ordering is important. The booting flag needs to be
// checked first because the state transition is:
// CORE_UNINITIALIZED: s_is_booting -> s_hardware_initialized
// We need to check variables in the same order as the state
// transition, otherwise we race and get transient failures.
if (!job.run_after_stop && !s_is_booting.IsSet() && !IsRunning())
continue;
guard.unlock();
job.job();
guard.lock();
}
}
void HiresTexture::Prefetch()
{
Common::SetCurrentThreadName("Prefetcher");
const size_t total = s_textureMap.size();
size_t count = 0;
size_t notification = 10;
u32 starttime = Common::Timer::GetTimeMs();
for (const auto& entry : s_textureMap)
{
const std::string& base_filename = entry.first;
std::unique_lock<std::mutex> lk(s_textureCacheMutex);
auto iter = s_textureCache.find(base_filename);
if (iter == s_textureCache.end())
{
lk.unlock();
HiresTexture* ptr =
Load(base_filename, [](size_t requested_size) { return new u8[requested_size]; }, true);
lk.lock();
if (ptr != nullptr)
{
size_sum.fetch_add(ptr->m_cached_data_size);
iter = s_textureCache.insert(
iter, std::make_pair(base_filename, std::shared_ptr<HiresTexture>(ptr)));
}
}
if (s_textureCacheAbortLoading.IsSet())
{
if (g_ActiveConfig.bWaitForCacheHiresTextures)
{
Host_UpdateProgressDialog("", -1, -1);
}
return;
}
if (size_sum.load() > max_mem)
{
Config::SetCurrent(Config::GFX_HIRES_TEXTURES, false);
OSD::AddMessage(
StringFromFormat(
"Custom Textures prefetching after %.1f MB aborted, not enough RAM available",
size_sum / (1024.0 * 1024.0)),
10000);
if (g_ActiveConfig.bWaitForCacheHiresTextures)
{
Host_UpdateProgressDialog("", -1, -1);
}
return;
}
count++;
size_t percent = (count * 100) / total;
if (percent >= notification)
{
if (g_ActiveConfig.bWaitForCacheHiresTextures)
{
Host_UpdateProgressDialog(GetStringT("Prefetching Custom Textures...").c_str(),
static_cast<int>(count), static_cast<int>(total));
}
else
{
OSD::AddMessage(StringFromFormat("Custom Textures prefetching %.1f MB %zu %% finished",
size_sum / (1024.0 * 1024.0), percent),
2000);
}
notification += 10;
}
}
if (g_ActiveConfig.bWaitForCacheHiresTextures)
{
Host_UpdateProgressDialog("", -1, -1);
}
u32 stoptime = Common::Timer::GetTimeMs();
OSD::AddMessage(StringFromFormat("Custom Textures loaded, %.1f MB in %.1f s",
size_sum / (1024.0 * 1024.0), (stoptime - starttime) / 1000.0),
10000);
}
int main(int argc, char* argv[])
{
auto parser = CommandLineParse::CreateParser(CommandLineParse::ParserOptions::OmitGUIOptions);
optparse::Values& options = CommandLineParse::ParseArguments(parser.get(), argc, argv);
std::vector<std::string> args = parser->args();
std::string boot_filename;
if (options.is_set("exec"))
{
boot_filename = static_cast<const char*>(options.get("exec"));
}
else if (args.size())
{
boot_filename = args.front();
args.erase(args.begin());
}
else
{
parser->print_help();
return 0;
}
std::string user_directory;
if (options.is_set("user"))
{
user_directory = static_cast<const char*>(options.get("user"));
}
platform = GetPlatform();
if (!platform)
{
fprintf(stderr, "No platform found\n");
return 1;
}
UICommon::SetUserDirectory(user_directory);
UICommon::Init();
Core::SetOnStoppedCallback([]() { s_running.Clear(); });
platform->Init();
// Shut down cleanly on SIGINT and SIGTERM
struct sigaction sa;
sa.sa_handler = signal_handler;
sigemptyset(&sa.sa_mask);
sa.sa_flags = SA_RESETHAND;
sigaction(SIGINT, &sa, nullptr);
sigaction(SIGTERM, &sa, nullptr);
DolphinAnalytics::Instance()->ReportDolphinStart("nogui");
if (!BootManager::BootCore(BootParameters::GenerateFromFile(boot_filename)))
{
fprintf(stderr, "Could not boot %s\n", boot_filename.c_str());
return 1;
}
while (!Core::IsRunning() && s_running.IsSet())
{
Core::HostDispatchJobs();
updateMainFrameEvent.Wait();
}
if (s_running.IsSet())
platform->MainLoop();
Core::Stop();
Core::Shutdown();
platform->Shutdown();
UICommon::Shutdown();
delete platform;
return 0;
}
void MainLoop() override
{
bool fullscreen = SConfig::GetInstance().bFullscreen;
int last_window_width = SConfig::GetInstance().iRenderWindowWidth;
int last_window_height = SConfig::GetInstance().iRenderWindowHeight;
if (fullscreen)
{
rendererIsFullscreen = X11Utils::ToggleFullscreen(dpy, win);
#if defined(HAVE_XRANDR) && HAVE_XRANDR
XRRConfig->ToggleDisplayMode(True);
#endif
}
// The actual loop
while (s_running.IsSet())
{
if (s_shutdown_requested.TestAndClear())
{
const auto ios = IOS::HLE::GetIOS();
const auto stm = ios ? ios->GetDeviceByName("/dev/stm/eventhook") : nullptr;
if (!s_tried_graceful_shutdown.IsSet() && stm &&
std::static_pointer_cast<IOS::HLE::Device::STMEventHook>(stm)->HasHookInstalled())
{
ProcessorInterface::PowerButton_Tap();
s_tried_graceful_shutdown.Set();
}
else
{
s_running.Clear();
}
}
XEvent event;
KeySym key;
for (int num_events = XPending(dpy); num_events > 0; num_events--)
{
XNextEvent(dpy, &event);
switch (event.type)
{
case KeyPress:
key = XLookupKeysym((XKeyEvent*)&event, 0);
if (key == XK_Escape)
{
if (Core::GetState() == Core::State::Running)
{
if (SConfig::GetInstance().bHideCursor)
XUndefineCursor(dpy, win);
Core::SetState(Core::State::Paused);
}
else
{
if (SConfig::GetInstance().bHideCursor)
XDefineCursor(dpy, win, blankCursor);
Core::SetState(Core::State::Running);
}
}
else if ((key == XK_Return) && (event.xkey.state & Mod1Mask))
{
fullscreen = !fullscreen;
X11Utils::ToggleFullscreen(dpy, win);
#if defined(HAVE_XRANDR) && HAVE_XRANDR
XRRConfig->ToggleDisplayMode(fullscreen);
#endif
}
else if (key >= XK_F1 && key <= XK_F8)
{
int slot_number = key - XK_F1 + 1;
if (event.xkey.state & ShiftMask)
State::Save(slot_number);
else
State::Load(slot_number);
}
else if (key == XK_F9)
Core::SaveScreenShot();
else if (key == XK_F11)
State::LoadLastSaved();
else if (key == XK_F12)
{
if (event.xkey.state & ShiftMask)
State::UndoLoadState();
else
State::UndoSaveState();
}
break;
case FocusIn:
rendererHasFocus = true;
if (SConfig::GetInstance().bHideCursor && Core::GetState() != Core::State::Paused)
XDefineCursor(dpy, win, blankCursor);
break;
case FocusOut:
rendererHasFocus = false;
if (SConfig::GetInstance().bHideCursor)
XUndefineCursor(dpy, win);
break;
case ClientMessage:
if ((unsigned long)event.xclient.data.l[0] == XInternAtom(dpy, "WM_DELETE_WINDOW", False))
s_shutdown_requested.Set();
break;
case ConfigureNotify:
{
if (last_window_width != event.xconfigure.width ||
last_window_height != event.xconfigure.height)
{
last_window_width = event.xconfigure.width;
last_window_height = event.xconfigure.height;
// We call Renderer::ChangeSurface here to indicate the size has changed,
// but pass the same window handle. This is needed for the Vulkan backend,
// otherwise it cannot tell that the window has been resized on some drivers.
if (g_renderer)
g_renderer->ChangeSurface(s_window_handle);
}
}
break;
}
}
if (!fullscreen)
{
Window winDummy;
unsigned int borderDummy, depthDummy;
XGetGeometry(dpy, win, &winDummy, &SConfig::GetInstance().iRenderWindowXPos,
&SConfig::GetInstance().iRenderWindowYPos,
(unsigned int*)&SConfig::GetInstance().iRenderWindowWidth,
(unsigned int*)&SConfig::GetInstance().iRenderWindowHeight, &borderDummy,
&depthDummy);
rendererIsFullscreen = false;
}
Core::HostDispatchJobs();
usleep(100000);
}
}
// Description: Main FIFO update loop
// Purpose: Keep the Core HW updated about the CPU-GPU distance
void RunGpuLoop()
{
AsyncRequests::GetInstance()->SetEnable(true);
AsyncRequests::GetInstance()->SetPassthrough(false);
s_gpu_mainloop.Run(
[] {
const SConfig& param = SConfig::GetInstance();
g_video_backend->PeekMessages();
// Do nothing while paused
if (!s_emu_running_state.IsSet())
return;
if (s_use_deterministic_gpu_thread)
{
AsyncRequests::GetInstance()->PullEvents();
// All the fifo/CP stuff is on the CPU. We just need to run the opcode decoder.
u8* seen_ptr = s_video_buffer_seen_ptr;
u8* write_ptr = s_video_buffer_write_ptr;
// See comment in SyncGPU
if (write_ptr > seen_ptr)
{
s_video_buffer_read_ptr =
OpcodeDecoder::Run(DataReader(s_video_buffer_read_ptr, write_ptr), nullptr, false);
s_video_buffer_seen_ptr = write_ptr;
}
}
else
{
SCPFifoStruct& fifo = CommandProcessor::fifo;
AsyncRequests::GetInstance()->PullEvents();
CommandProcessor::SetCPStatusFromGPU();
// check if we are able to run this buffer
while (!CommandProcessor::IsInterruptWaiting() && fifo.bFF_GPReadEnable &&
fifo.CPReadWriteDistance && !AtBreakpoint())
{
if (param.bSyncGPU && s_sync_ticks.load() < param.iSyncGpuMinDistance)
break;
u32 cyclesExecuted = 0;
u32 readPtr = fifo.CPReadPointer;
ReadDataFromFifo(readPtr);
if (readPtr == fifo.CPEnd)
readPtr = fifo.CPBase;
else
readPtr += 32;
_assert_msg_(COMMANDPROCESSOR, (s32)fifo.CPReadWriteDistance - 32 >= 0,
"Negative fifo.CPReadWriteDistance = %i in FIFO Loop !\nThat can produce "
"instability in the game. Please report it.",
fifo.CPReadWriteDistance - 32);
u8* write_ptr = s_video_buffer_write_ptr;
s_video_buffer_read_ptr = OpcodeDecoder::Run(
DataReader(s_video_buffer_read_ptr, write_ptr), &cyclesExecuted, false);
Common::AtomicStore(fifo.CPReadPointer, readPtr);
Common::AtomicAdd(fifo.CPReadWriteDistance, -32);
if ((write_ptr - s_video_buffer_read_ptr) == 0)
Common::AtomicStore(fifo.SafeCPReadPointer, fifo.CPReadPointer);
CommandProcessor::SetCPStatusFromGPU();
if (param.bSyncGPU)
{
cyclesExecuted = (int)(cyclesExecuted / param.fSyncGpuOverclock);
int old = s_sync_ticks.fetch_sub(cyclesExecuted);
if (old >= param.iSyncGpuMaxDistance &&
old - (int)cyclesExecuted < param.iSyncGpuMaxDistance)
s_sync_wakeup_event.Set();
}
// This call is pretty important in DualCore mode and must be called in the FIFO Loop.
// If we don't, s_swapRequested or s_efbAccessRequested won't be set to false
// leading the CPU thread to wait in Video_BeginField or Video_AccessEFB thus slowing
// things down.
AsyncRequests::GetInstance()->PullEvents();
}
// fast skip remaining GPU time if fifo is empty
if (s_sync_ticks.load() > 0)
{
int old = s_sync_ticks.exchange(0);
if (old >= param.iSyncGpuMaxDistance)
s_sync_wakeup_event.Set();
}
// The fifo is empty and it's unlikely we will get any more work in the near future.
// Make sure VertexManager finishes drawing any primitives it has stored in it's buffer.
g_vertex_manager->Flush();
}
},
100);
AsyncRequests::GetInstance()->SetEnable(false);
AsyncRequests::GetInstance()->SetPassthrough(true);
}
void HiresTexture::Prefetch()
{
Common::SetCurrentThreadName("Prefetcher");
size_t size_sum = 0;
size_t sys_mem = MemPhysical();
size_t recommended_min_mem = 2 * size_t(1024 * 1024 * 1024);
// keep 2GB memory for system stability if system RAM is 4GB+ - use half of memory in other cases
size_t max_mem = (sys_mem / 2 < recommended_min_mem) ? (sys_mem / 2) : (sys_mem - recommended_min_mem);
u32 starttime = Common::Timer::GetTimeMs();
for (const auto& entry : s_textureMap)
{
const std::string& base_filename = entry.first;
if (base_filename.find("_mip") == std::string::npos)
{
{
// try to get this mutex first, so the video thread is allow to get the real mutex faster
std::unique_lock<std::mutex> lk(s_textureCacheAquireMutex);
}
std::unique_lock<std::mutex> lk(s_textureCacheMutex);
auto iter = s_textureCache.find(base_filename);
if (iter == s_textureCache.end())
{
// unlock while loading a texture. This may result in a race condition where we'll load a texture twice,
// but it reduces the stuttering a lot. Notice: The loading library _must_ be thread safe now.
// But bad luck, SOIL isn't, so TODO: remove SOIL usage here and use libpng directly
// Also TODO: remove s_textureCacheAquireMutex afterwards. It won't be needed as the main mutex will be locked rarely
//lk.unlock();
std::unique_ptr<HiresTexture> texture = Load(base_filename, 0, 0);
//lk.lock();
if (texture)
{
std::shared_ptr<HiresTexture> ptr(std::move(texture));
iter = s_textureCache.insert(iter, std::make_pair(base_filename, ptr));
}
}
if (iter != s_textureCache.end())
{
for (const Level& l : iter->second->m_levels)
{
size_sum += l.data_size;
}
}
}
if (s_textureCacheAbortLoading.IsSet())
{
return;
}
if (size_sum > max_mem)
{
g_Config.bCacheHiresTextures = false;
OSD::AddMessage(StringFromFormat("Custom Textures prefetching after %.1f MB aborted, not enough RAM available", size_sum / (1024.0 * 1024.0)), 10000);
return;
}
}
u32 stoptime = Common::Timer::GetTimeMs();
OSD::AddMessage(StringFromFormat("Custom Textures loaded, %.1f MB in %.1f s", size_sum / (1024.0 * 1024.0), (stoptime - starttime) / 1000.0), 10000);
}