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;
}
void VideoBackendHardware::Video_ExitLoop()
{
ExitGpuLoop();
s_FifoShuttingDown.Set();
s_efbAccessReadyEvent.Set();
s_perfQueryReadyEvent.Set();
}
// Run from the CPU thread (from VideoInterface.cpp)
void VideoBackendHardware::Video_EndField()
{
if (s_BackendInitialized)
{
s_swapRequested.Set();
}
}
static void signal_handler(int)
{
const char message[] = "A signal was received. A second signal will force Dolphin to stop.\n";
if (write(STDERR_FILENO, message, sizeof(message)) < 0)
{
}
s_shutdown_requested.Set();
}
void EmulatorState(bool running)
{
s_emu_running_state.Set(running);
if (running)
s_gpu_mainloop.Wakeup();
else
s_gpu_mainloop.AllowSleep();
}
// May be executed from any thread, even the graphics thread.
// Created to allow for self shutdown.
void ExitGpuLoop()
{
// This should break the wait loop in CPU thread
CommandProcessor::fifo.bFF_GPReadEnable = false;
FlushGpu();
// Terminate GPU thread loop
s_emu_running_state.Set();
s_gpu_mainloop.Stop(false);
}
void HiresTexture::Shutdown()
{
if (s_prefetcher.joinable())
{
s_textureCacheAbortLoading.Set();
s_prefetcher.join();
}
s_textureMap.clear();
s_textureCache.clear();
}
static void StopDVDThread()
{
ASSERT(s_dvd_thread.joinable());
// By setting s_DVD_thread_exiting, we ask the DVD thread to cleanly exit.
// In case the request queue is empty, we need to set s_request_queue_expanded
// so that the DVD thread will wake up and check s_DVD_thread_exiting.
s_dvd_thread_exiting.Set();
s_request_queue_expanded.Set();
s_dvd_thread.join();
}
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 HiresTexture::Update()
{
bool BuildMaterialMaps = g_ActiveConfig.bHiresMaterialMapsBuild;
if (s_prefetcher.joinable())
{
s_textureCacheAbortLoading.Set();
s_prefetcher.join();
}
if (!g_ActiveConfig.bHiresTextures)
{
s_textureMap.clear();
s_textureCache.clear();
size_sum.store(0);
return;
}
if (!g_ActiveConfig.bCacheHiresTextures)
{
s_textureCache.clear();
size_sum.store(0);
}
s_textureMap.clear();
const std::string& game_id = SConfig::GetInstance().GetGameID();
const std::string texture_directory = GetTextureDirectory(game_id);
std::string ddscode(".dds");
std::string cddscode(".DDS");
std::vector<std::string> Extensions;
Extensions.push_back(".png");
if (!BuildMaterialMaps)
{
Extensions.push_back(".dds");
}
std::vector<std::string> filenames =
Common::DoFileSearch({texture_directory}, Extensions, /*recursive*/ true);
const std::string miptag = "mip";
for (const std::string& fileitem : filenames)
{
std::string filename;
std::string Extension;
SplitPath(fileitem, nullptr, &filename, &Extension);
if (filename.substr(0, s_format_prefix.length()) != s_format_prefix)
{
// Discard wrong files
continue;
}
size_t map_index = 0;
size_t max_type = BuildMaterialMaps ? MapType::specular : MapType::normal;
bool arbitrary_mips = false;
for (size_t tag = 1; tag <= MapType::specular; tag++)
{
if (StringEndsWith(filename, s_maps_tags[tag]))
{
map_index = tag;
filename = filename.substr(0, filename.size() - s_maps_tags[tag].size());
break;
}
}
if (map_index > max_type)
{
continue;
}
if (BuildMaterialMaps && map_index == MapType::material)
{
continue;
}
else if (!BuildMaterialMaps && map_index == MapType::color)
{
const size_t arb_index = filename.rfind("_arb");
arbitrary_mips = arb_index != std::string::npos;
if (arbitrary_mips)
filename.erase(arb_index, 4);
}
const bool is_compressed = Extension.compare(ddscode) == 0 || Extension.compare(cddscode) == 0;
hires_mip_level mip_level_detail(fileitem, Extension, is_compressed);
u32 level = 0;
size_t idx = filename.find_last_of('_');
std::string miplevel = filename.substr(idx + 1, std::string::npos);
if (miplevel.substr(0, miptag.length()) == miptag)
{
sscanf(miplevel.substr(3, std::string::npos).c_str(), "%i", &level);
filename = filename.substr(0, idx);
}
HiresTextureCache::iterator iter = s_textureMap.find(filename);
u32 min_item_size = level + 1;
if (iter == s_textureMap.end())
{
HiresTextureCacheItem item(min_item_size);
if (arbitrary_mips)
{
item.has_arbitrary_mips = true;
}
item.maps[map_index].resize(min_item_size);
std::vector<hires_mip_level>& dst = item.maps[map_index];
dst[level] = mip_level_detail;
s_textureMap.emplace(filename, item);
}
else
{
std::vector<hires_mip_level>& dst = iter->second.maps[map_index];
if (arbitrary_mips)
{
iter->second.has_arbitrary_mips = true;
}
if (dst.size() < min_item_size)
{
dst.resize(min_item_size);
}
dst[level] = mip_level_detail;
}
}
if (g_ActiveConfig.bCacheHiresTextures && s_textureMap.size() > 0)
{
// remove cached but deleted textures
auto iter = s_textureCache.begin();
while (iter != s_textureCache.end())
{
if (s_textureMap.find(iter->first) == s_textureMap.end())
{
size_sum.fetch_sub(iter->second->m_cached_data_size);
iter = s_textureCache.erase(iter);
}
else
{
iter++;
}
}
s_textureCacheAbortLoading.Clear();
s_prefetcher = std::thread(Prefetch);
if (g_ActiveConfig.bWaitForCacheHiresTextures && s_prefetcher.joinable())
{
s_prefetcher.join();
}
}
}
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);
}
}
void HiresTexture::Update()
{
s_check_native_format = false;
s_check_new_format = false;
if (s_prefetcher.joinable())
{
s_textureCacheAbortLoading.Set();
s_prefetcher.join();
}
if (!g_ActiveConfig.bHiresTextures)
{
s_textureMap.clear();
s_textureCache.clear();
size_sum.store(0);
return;
}
if (!g_ActiveConfig.bCacheHiresTextures)
{
s_textureCache.clear();
size_sum.store(0);
}
s_textureMap.clear();
const std::string& gameCode = SConfig::GetInstance().m_strUniqueID;
std::string szDir = StringFromFormat("%s%s", File::GetUserPath(D_HIRESTEXTURES_IDX).c_str(), gameCode.c_str());
std::string ddscode(".dds");
std::string cddscode(".DDS");
std::vector<std::string> Extensions = {
".png",
".dds"
};
auto rFilenames = DoFileSearch(Extensions, { szDir }, /*recursive*/ true);
const std::string code = StringFromFormat("%s_", gameCode.c_str());
const std::string miptag = "mip";
const std::string normaltag = ".nrm";
for (u32 i = 0; i < rFilenames.size(); i++)
{
std::string FileName;
std::string Extension;
SplitPath(rFilenames[i], nullptr, &FileName, &Extension);
if (FileName.substr(0, code.length()) == code)
{
s_check_native_format = true;
}
else if (FileName.substr(0, s_format_prefix.length()) == s_format_prefix)
{
s_check_new_format = true;
}
else
{
// Discard wrong files
continue;
}
const bool is_compressed = Extension.compare(ddscode) == 0 || Extension.compare(cddscode) == 0;
const bool is_normal_map = hasEnding(FileName, normaltag);
if (is_normal_map)
{
FileName = FileName.substr(0, FileName.size() - normaltag.size());
}
hires_mip_level mip_level_detail(rFilenames[i], Extension, is_compressed);
u32 level = 0;
size_t idx = FileName.find_last_of('_');
std::string miplevel = FileName.substr(idx + 1, std::string::npos);
if (miplevel.substr(0, miptag.length()) == miptag)
{
sscanf(miplevel.substr(3, std::string::npos).c_str(), "%i", &level);
FileName = FileName.substr(0, idx);
}
HiresTextureCache::iterator iter = s_textureMap.find(FileName);
u32 min_item_size = level + 1;
if (iter == s_textureMap.end())
{
HiresTextureCacheItem item(min_item_size);
if (is_normal_map)
{
item.normal_map.resize(min_item_size);
}
std::vector<hires_mip_level> &dst = is_normal_map ? item.normal_map : item.color_map;
dst[level] = mip_level_detail;
s_textureMap.emplace(FileName, item);
}
else
{
std::vector<hires_mip_level> &dst = is_normal_map ? iter->second.normal_map : iter->second.color_map;
if (dst.size() < min_item_size)
{
dst.resize(min_item_size);
}
dst[level] = mip_level_detail;
}
}
if (g_ActiveConfig.bCacheHiresTextures && s_textureMap.size() > 0)
{
// remove cached but deleted textures
auto iter = s_textureCache.begin();
while (iter != s_textureCache.end())
{
if (s_textureMap.find(iter->first) == s_textureMap.end())
{
size_sum.fetch_sub(iter->second->m_cached_data_size);
iter = s_textureCache.erase(iter);
}
else
{
iter++;
}
}
s_textureCacheAbortLoading.Clear();
s_prefetcher = std::thread(Prefetch);
}
}
void VideoBackendHardware::Video_ExitLoop()
{
ExitGpuLoop();
s_FifoShuttingDown.Set();
}
void VideoBackendBase::Video_ExitLoop()
{
Fifo::ExitGpuLoop();
s_FifoShuttingDown.Set();
}
void HiresTexture::Update()
{
if (s_prefetcher.joinable())
{
s_textureCacheAbortLoading.Set();
s_prefetcher.join();
}
if (!g_ActiveConfig.bHiresTextures)
{
s_textureMap.clear();
s_textureCache.clear();
return;
}
if (!g_ActiveConfig.bCacheHiresTextures)
{
s_textureCache.clear();
}
const std::string& game_id = SConfig::GetInstance().m_strUniqueID;
const std::string texture_directory = GetTextureDirectory(game_id);
std::vector<std::string> extensions {
".png",
".bmp",
".tga",
".dds",
".jpg" // Why not? Could be useful for large photo-like textures
};
std::vector<std::string> filenames = DoFileSearch(extensions, {texture_directory}, /*recursive*/ true);
const std::string code = game_id + "_";
for (auto& rFilename : filenames)
{
std::string FileName;
SplitPath(rFilename, nullptr, &FileName, nullptr);
if (FileName.substr(0, code.length()) == code)
{
s_textureMap[FileName] = rFilename;
s_check_native_format = true;
}
if (FileName.substr(0, s_format_prefix.length()) == s_format_prefix)
{
s_textureMap[FileName] = rFilename;
s_check_new_format = true;
}
}
if (g_ActiveConfig.bCacheHiresTextures)
{
// remove cached but deleted textures
auto iter = s_textureCache.begin();
while (iter != s_textureCache.end())
{
if (s_textureMap.find(iter->first) == s_textureMap.end())
{
iter = s_textureCache.erase(iter);
}
else
{
iter++;
}
}
s_textureCacheAbortLoading.Clear();
s_prefetcher = std::thread(Prefetch);
}
}
// Initialize and create emulation thread
// Call browser: Init():s_emu_thread().
// See the BootManager.cpp file description for a complete call schedule.
void EmuThread()
{
const SConfig& core_parameter = SConfig::GetInstance();
s_is_booting.Set();
Common::SetCurrentThreadName("Emuthread - Starting");
if (SConfig::GetInstance().m_OCEnable)
DisplayMessage("WARNING: running at non-native CPU clock! Game may not be stable.", 8000);
DisplayMessage(cpu_info.brand_string, 8000);
DisplayMessage(cpu_info.Summarize(), 8000);
DisplayMessage(core_parameter.m_strFilename, 3000);
// For a time this acts as the CPU thread...
DeclareAsCPUThread();
Movie::Init();
HW::Init();
if (!g_video_backend->Initialize(s_window_handle))
{
s_is_booting.Clear();
PanicAlert("Failed to initialize video backend!");
Host_Message(WM_USER_STOP);
return;
}
OSD::AddMessage("Dolphin " + g_video_backend->GetName() + " Video Backend.", 5000);
if (cpu_info.HTT)
SConfig::GetInstance().bDSPThread = cpu_info.num_cores > 4;
else
SConfig::GetInstance().bDSPThread = cpu_info.num_cores > 2;
if (!DSP::GetDSPEmulator()->Initialize(core_parameter.bWii, core_parameter.bDSPThread))
{
s_is_booting.Clear();
HW::Shutdown();
g_video_backend->Shutdown();
PanicAlert("Failed to initialize DSP emulation!");
Host_Message(WM_USER_STOP);
return;
}
bool init_controllers = false;
if (!g_controller_interface.IsInit())
{
Pad::Initialize(s_window_handle);
Keyboard::Initialize(s_window_handle);
init_controllers = true;
}
else
{
// Update references in case controllers were refreshed
Pad::LoadConfig();
Keyboard::LoadConfig();
}
// Load and Init Wiimotes - only if we are booting in Wii mode
if (core_parameter.bWii && !SConfig::GetInstance().m_bt_passthrough_enabled)
{
if (init_controllers)
Wiimote::Initialize(s_window_handle, !s_state_filename.empty() ?
Wiimote::InitializeMode::DO_WAIT_FOR_WIIMOTES :
Wiimote::InitializeMode::DO_NOT_WAIT_FOR_WIIMOTES);
else
Wiimote::LoadConfig();
// Activate Wiimotes which don't have source set to "None"
for (unsigned int i = 0; i != MAX_BBMOTES; ++i)
if (g_wiimote_sources[i])
GetUsbPointer()->AccessWiiMote(i | 0x100)->Activate(true);
}
AudioCommon::InitSoundStream();
// The hardware is initialized.
s_hardware_initialized = true;
s_is_booting.Clear();
// Set execution state to known values (CPU/FIFO/Audio Paused)
CPU::Break();
// Load GCM/DOL/ELF whatever ... we boot with the interpreter core
PowerPC::SetMode(PowerPC::MODE_INTERPRETER);
CBoot::BootUp();
// This adds the SyncGPU handler to CoreTiming, so now CoreTiming::Advance might block.
Fifo::Prepare();
// Thread is no longer acting as CPU Thread
UndeclareAsCPUThread();
// Setup our core, but can't use dynarec if we are compare server
if (core_parameter.iCPUCore != PowerPC::CORE_INTERPRETER &&
(!core_parameter.bRunCompareServer || core_parameter.bRunCompareClient))
{
PowerPC::SetMode(PowerPC::MODE_JIT);
}
else
{
PowerPC::SetMode(PowerPC::MODE_INTERPRETER);
}
// Update the window again because all stuff is initialized
Host_UpdateDisasmDialog();
Host_UpdateMainFrame();
// Determine the CPU thread function
void (*cpuThreadFunc)(void);
if (core_parameter.m_BootType == SConfig::BOOT_DFF)
cpuThreadFunc = FifoPlayerThread;
else
cpuThreadFunc = CpuThread;
// ENTER THE VIDEO THREAD LOOP
if (core_parameter.bCPUThread)
{
// This thread, after creating the EmuWindow, spawns a CPU
// thread, and then takes over and becomes the video thread
Common::SetCurrentThreadName("Video thread");
g_video_backend->Video_Prepare();
// Spawn the CPU thread
s_cpu_thread = std::thread(cpuThreadFunc);
// become the GPU thread
Fifo::RunGpuLoop();
// We have now exited the Video Loop
INFO_LOG(CONSOLE, "%s", StopMessage(false, "Video Loop Ended").c_str());
}
else // SingleCore mode
{
// The spawned CPU Thread also does the graphics.
// The EmuThread is thus an idle thread, which sleeps while
// waiting for the program to terminate. Without this extra
// thread, the video backend window hangs in single core mode
// because no one is pumping messages.
Common::SetCurrentThreadName("Emuthread - Idle");
// Spawn the CPU+GPU thread
s_cpu_thread = std::thread(cpuThreadFunc);
while (CPU::GetState() != CPU::CPU_POWERDOWN)
{
g_video_backend->PeekMessages();
Common::SleepCurrentThread(20);
}
}
INFO_LOG(CONSOLE, "%s", StopMessage(true, "Stopping Emu thread ...").c_str());
// Wait for s_cpu_thread to exit
INFO_LOG(CONSOLE, "%s", StopMessage(true, "Stopping CPU-GPU thread ...").c_str());
#ifdef USE_GDBSTUB
INFO_LOG(CONSOLE, "%s", StopMessage(true, "Stopping GDB ...").c_str());
gdb_deinit();
INFO_LOG(CONSOLE, "%s", StopMessage(true, "GDB stopped.").c_str());
#endif
s_cpu_thread.join();
INFO_LOG(CONSOLE, "%s", StopMessage(true, "CPU thread stopped.").c_str());
if (core_parameter.bCPUThread)
g_video_backend->Video_Cleanup();
FileMon::Close();
// Stop audio thread - Actually this does nothing when using HLE
// emulation, but stops the DSP Interpreter when using LLE emulation.
DSP::GetDSPEmulator()->DSP_StopSoundStream();
// We must set up this flag before executing HW::Shutdown()
s_hardware_initialized = false;
INFO_LOG(CONSOLE, "%s", StopMessage(false, "Shutting down HW").c_str());
HW::Shutdown();
INFO_LOG(CONSOLE, "%s", StopMessage(false, "HW shutdown").c_str());
if (init_controllers)
{
Wiimote::Shutdown();
Keyboard::Shutdown();
Pad::Shutdown();
init_controllers = false;
}
g_video_backend->Shutdown();
AudioCommon::ShutdownSoundStream();
INFO_LOG(CONSOLE, "%s", StopMessage(true, "Main Emu thread stopped").c_str());
// Clear on screen messages that haven't expired
OSD::ClearMessages();
BootManager::RestoreConfig();
INFO_LOG(CONSOLE, "Stop [Video Thread]\t\t---- Shutdown complete ----");
Movie::Shutdown();
PatchEngine::Shutdown();
HLE::Clear();
s_is_stopping = false;
if (s_on_stopped_callback)
s_on_stopped_callback();
}