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Merge pull request #9702 from Filoppi/controller_interface_fixes

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Controller Interface refactor
This commit is contained in:
Léo Lam 2021-06-07 12:15:15 +02:00 committed by GitHub
commit 8ca6ffd908
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31 changed files with 669 additions and 201 deletions
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1
Source/Core/Common/Logging/Log.h
View File

@ -54,7 +54,6 @@ enum LOG_TYPE
OSHLE,
OSREPORT,
OSREPORT_HLE,
PAD,
PIXELENGINE,
PROCESSORINTERFACE,
POWERPC,

1
Source/Core/Common/Logging/LogManager.cpp
View File

@ -157,7 +157,6 @@ LogManager::LogManager()
m_log[OSHLE] = {"HLE", "OSHLE"};
m_log[OSREPORT] = {"OSREPORT", "OSReport EXI"};
m_log[OSREPORT_HLE] = {"OSREPORT_HLE", "OSReport HLE"};
m_log[PAD] = {"PAD", "Pad"};
m_log[PIXELENGINE] = {"PE", "Pixel Engine"};
m_log[PROCESSORINTERFACE] = {"PI", "Processor Interface"};
m_log[POWERPC] = {"PowerPC", "PowerPC IBM CPU"};

28
Source/Core/Core/HW/WiimoteReal/WiimoteReal.cpp
View File

@ -96,8 +96,15 @@ static void TryToFillWiimoteSlot(u32 index)
s_wiimote_pool.erase(s_wiimote_pool.begin());
}
void PopulateDevices()
{
// There is a very small chance of deadlocks if we didn't do it in another thread
s_wiimote_scanner.PopulateDevices();
}
// Attempts to fill enabled real wiimote slots.
// Push/pull wiimotes to/from ControllerInterface as needed.
// Should be called PopulateDevices() to be in line with other implementations.
void ProcessWiimotePool()
{
std::lock_guard lk(g_wiimotes_mutex);
@ -545,7 +552,7 @@ void WiimoteScanner::StopThread()
void WiimoteScanner::SetScanMode(WiimoteScanMode scan_mode)
{
m_scan_mode.store(scan_mode);
m_scan_mode_changed_event.Set();
m_scan_mode_changed_or_population_event.Set();
}
bool WiimoteScanner::IsReady() const
@ -610,6 +617,12 @@ void WiimoteScanner::PoolThreadFunc()
}
}
void WiimoteScanner::PopulateDevices()
{
m_populate_devices.Set();
m_scan_mode_changed_or_population_event.Set();
}
void WiimoteScanner::ThreadFunc()
{
std::thread pool_thread(&WiimoteScanner::PoolThreadFunc, this);
@ -634,7 +647,12 @@ void WiimoteScanner::ThreadFunc()
while (m_scan_thread_running.IsSet())
{
m_scan_mode_changed_event.WaitFor(std::chrono::milliseconds(500));
m_scan_mode_changed_or_population_event.WaitFor(std::chrono::milliseconds(500));
if (m_populate_devices.TestAndClear())
{
g_controller_interface.PlatformPopulateDevices([] { ProcessWiimotePool(); });
}
// Does stuff needed to detect disconnects on Windows
for (const auto& backend : m_backends)
@ -675,7 +693,7 @@ void WiimoteScanner::ThreadFunc()
}
AddWiimoteToPool(std::unique_ptr<Wiimote>(wiimote));
ProcessWiimotePool();
g_controller_interface.PlatformPopulateDevices([] { ProcessWiimotePool(); });
}
if (found_board)
@ -956,12 +974,12 @@ void HandleWiimoteSourceChange(unsigned int index)
if (auto removed_wiimote = std::move(g_wiimotes[index]))
AddWiimoteToPool(std::move(removed_wiimote));
});
ProcessWiimotePool();
g_controller_interface.PlatformPopulateDevices([] { ProcessWiimotePool(); });
}
void HandleWiimotesInControllerInterfaceSettingChange()
{
ProcessWiimotePool();
g_controller_interface.PlatformPopulateDevices([] { ProcessWiimotePool(); });
}
} // namespace WiimoteReal

5
Source/Core/Core/HW/WiimoteReal/WiimoteReal.h
View File

@ -171,6 +171,7 @@ public:
void StartThread();
void StopThread();
void SetScanMode(WiimoteScanMode scan_mode);
void PopulateDevices();
bool IsReady() const;
@ -183,7 +184,8 @@ private:
std::thread m_scan_thread;
Common::Flag m_scan_thread_running;
Common::Event m_scan_mode_changed_event;
Common::Flag m_populate_devices;
Common::Event m_scan_mode_changed_or_population_event;
std::atomic<WiimoteScanMode> m_scan_mode{WiimoteScanMode::DO_NOT_SCAN};
};
@ -204,6 +206,7 @@ void InitAdapterClass();
#endif
void HandleWiimotesInControllerInterfaceSettingChange();
void PopulateDevices();
void ProcessWiimotePool();
} // namespace WiimoteReal

94
Source/Core/DolphinQt/Config/Mapping/IOWindow.cpp
View File

@ -9,8 +9,6 @@
#include <QComboBox>
#include <QDialogButtonBox>
#include <QGroupBox>
#include <QHBoxLayout>
#include <QHeaderView>
#include <QItemDelegate>
#include <QLabel>
@ -31,6 +29,7 @@
#include "DolphinQt/Config/Mapping/MappingWindow.h"
#include "DolphinQt/QtUtils/BlockUserInputFilter.h"
#include "DolphinQt/QtUtils/ModalMessageBox.h"
#include "DolphinQt/Settings.h"
#include "InputCommon/ControlReference/ControlReference.h"
#include "InputCommon/ControlReference/ExpressionParser.h"
@ -220,6 +219,8 @@ IOWindow::IOWindow(MappingWidget* parent, ControllerEmu::EmulatedController* con
CreateMainLayout();
connect(parent, &MappingWidget::Update, this, &IOWindow::Update);
connect(parent->GetParent(), &MappingWindow::ConfigChanged, this, &IOWindow::ConfigChanged);
connect(&Settings::Instance(), &Settings::ConfigChanged, this, &IOWindow::ConfigChanged);
setWindowTitle(type == IOWindow::Type::Input ? tr("Configure Input") : tr("Configure Output"));
setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
@ -229,7 +230,7 @@ IOWindow::IOWindow(MappingWidget* parent, ControllerEmu::EmulatedController* con
ConnectWidgets();
}
std::shared_ptr<ciface::Core::Device> IOWindow::GetSelectedDevice()
std::shared_ptr<ciface::Core::Device> IOWindow::GetSelectedDevice() const
{
return m_selected_device;
}
@ -258,7 +259,7 @@ void IOWindow::CreateMainLayout()
m_expression_text->setFont(QFontDatabase::systemFont(QFontDatabase::FixedFont));
new ControlExpressionSyntaxHighlighter(m_expression_text->document());
m_operators_combo = new QComboBoxWithMouseWheelDisabled();
m_operators_combo = new QComboBoxWithMouseWheelDisabled(this);
m_operators_combo->addItem(tr("Operators"));
m_operators_combo->insertSeparator(1);
if (m_type == Type::Input)
@ -340,6 +341,7 @@ void IOWindow::CreateMainLayout()
m_option_list->horizontalHeader()->setSectionResizeMode(1, QHeaderView::Fixed);
m_option_list->setItemDelegate(new InputStateDelegate(this, 1, [&](int row) {
std::lock_guard lock(m_selected_device_mutex);
// Clamp off negative values but allow greater than one in the text display.
return std::max(GetSelectedDevice()->Inputs()[row]->GetState(), 0.0);
}));
@ -400,7 +402,7 @@ void IOWindow::CreateMainLayout()
void IOWindow::ConfigChanged()
{
const QSignalBlocker blocker(this);
const auto lock = m_controller->GetStateLock();
const auto lock = ControllerEmu::EmulatedController::GetStateLock();
// ensure m_parse_text is in the right state
UpdateExpression(m_reference->GetExpression(), UpdateMode::Force);
@ -410,10 +412,10 @@ void IOWindow::ConfigChanged()
m_range_spinbox->setValue(m_reference->range * SLIDER_TICK_COUNT);
m_range_slider->setValue(m_reference->range * SLIDER_TICK_COUNT);
m_devq = m_controller->GetDefaultDevice();
if (m_devq.ToString().empty())
m_devq = m_controller->GetDefaultDevice();
UpdateDeviceList();
UpdateOptionList();
}
void IOWindow::Update()
@ -425,6 +427,8 @@ void IOWindow::Update()
void IOWindow::ConnectWidgets()
{
connect(m_select_button, &QPushButton::clicked, [this] { AppendSelectedOption(); });
connect(&Settings::Instance(), &Settings::ReleaseDevices, this, &IOWindow::ReleaseDevices);
connect(&Settings::Instance(), &Settings::DevicesChanged, this, &IOWindow::UpdateDeviceList);
connect(m_detect_button, &QPushButton::clicked, this, &IOWindow::OnDetectButtonPressed);
connect(m_test_button, &QPushButton::clicked, this, &IOWindow::OnTestButtonPressed);
@ -479,16 +483,19 @@ void IOWindow::ConnectWidgets()
void IOWindow::AppendSelectedOption()
{
if (m_option_list->currentItem() == nullptr)
if (m_option_list->currentRow() < 0)
return;
m_expression_text->insertPlainText(MappingCommon::GetExpressionForControl(
m_option_list->currentItem()->text(), m_devq, m_controller->GetDefaultDevice()));
m_option_list->item(m_option_list->currentRow(), 0)->text(), m_devq,
m_controller->GetDefaultDevice()));
}
void IOWindow::OnDeviceChanged(const QString& device)
void IOWindow::OnDeviceChanged()
{
m_devq.FromString(device.toStdString());
const std::string device_name =
m_devices_combo->count() > 0 ? m_devices_combo->currentData().toString().toStdString() : "";
m_devq.FromString(device_name);
UpdateOptionList();
}
@ -500,7 +507,7 @@ void IOWindow::OnDialogButtonPressed(QAbstractButton* button)
return;
}
const auto lock = m_controller->GetStateLock();
const auto lock = ControllerEmu::EmulatedController::GetStateLock();
UpdateExpression(m_expression_text->toPlainText().toStdString());
m_original_expression = m_reference->GetExpression();
@ -525,6 +532,7 @@ void IOWindow::OnDetectButtonPressed()
const auto list = m_option_list->findItems(expression, Qt::MatchFixedString);
// Try to select the first. If this fails, the last selected item would still appear as such
if (!list.empty())
m_option_list->setCurrentItem(list[0]);
}
@ -541,8 +549,15 @@ void IOWindow::OnRangeChanged(int value)
m_range_slider->setValue(m_reference->range * SLIDER_TICK_COUNT);
}
void IOWindow::ReleaseDevices()
{
std::lock_guard lock(m_selected_device_mutex);
m_selected_device = nullptr;
}
void IOWindow::UpdateOptionList()
{
std::lock_guard lock(m_selected_device_mutex);
m_selected_device = g_controller_interface.FindDevice(m_devq);
m_option_list->setRowCount(0);
@ -575,13 +590,62 @@ void IOWindow::UpdateOptionList()
void IOWindow::UpdateDeviceList()
{
const QSignalBlocker blocker(m_devices_combo);
const auto previous_device_name = m_devices_combo->currentData().toString().toStdString();
m_devices_combo->clear();
// Default to the default device or to the first device if there isn't a default.
// Try to the keep the previous selected device, mark it as disconnected if it's gone, as it could
// reconnect soon after if this is a devices refresh and it would be annoying to lose the value.
const auto default_device_name = m_controller->GetDefaultDevice().ToString();
int default_device_index = -1;
int previous_device_index = -1;
for (const auto& name : g_controller_interface.GetAllDeviceStrings())
m_devices_combo->addItem(QString::fromStdString(name));
{
QString qname = QString();
if (name == default_device_name)
{
default_device_index = m_devices_combo->count();
// Specify "default" even if we only have one device
qname.append(QLatin1Char{'['} + tr("default") + QStringLiteral("] "));
}
if (name == previous_device_name)
{
previous_device_index = m_devices_combo->count();
}
qname.append(QString::fromStdString(name));
m_devices_combo->addItem(qname, QString::fromStdString(name));
}
m_devices_combo->setCurrentText(
QString::fromStdString(m_controller->GetDefaultDevice().ToString()));
if (previous_device_index >= 0)
{
m_devices_combo->setCurrentIndex(previous_device_index);
}
else if (!previous_device_name.empty())
{
const QString qname = QString::fromStdString(previous_device_name);
QString adjusted_qname;
if (previous_device_name == default_device_name)
{
adjusted_qname.append(QLatin1Char{'['} + tr("default") + QStringLiteral("] "));
}
adjusted_qname.append(QLatin1Char{'['} + tr("disconnected") + QStringLiteral("] "))
.append(qname);
m_devices_combo->addItem(adjusted_qname, qname);
m_devices_combo->setCurrentIndex(m_devices_combo->count() - 1);
}
else if (default_device_index >= 0)
{
m_devices_combo->setCurrentIndex(default_device_index);
}
else if (m_devices_combo->count() > 0)
{
m_devices_combo->setCurrentIndex(0);
}
// The device object might have changed so we need to always refresh it
OnDeviceChanged();
}
void IOWindow::UpdateExpression(std::string new_expression, UpdateMode mode)

9
Source/Core/DolphinQt/Config/Mapping/IOWindow.h
View File

@ -5,6 +5,7 @@
#pragma once
#include <memory>
#include <mutex>
#include <string>
#include <QComboBox>
@ -69,16 +70,16 @@ public:
explicit IOWindow(MappingWidget* parent, ControllerEmu::EmulatedController* m_controller,
ControlReference* ref, Type type);
std::shared_ptr<ciface::Core::Device> GetSelectedDevice();
private:
std::shared_ptr<ciface::Core::Device> GetSelectedDevice() const;
void CreateMainLayout();
void ConnectWidgets();
void ConfigChanged();
void Update();
void OnDialogButtonPressed(QAbstractButton* button);
void OnDeviceChanged(const QString& device);
void OnDeviceChanged();
void OnDetectButtonPressed();
void OnTestButtonPressed();
void OnRangeChanged(int range);
@ -86,6 +87,7 @@ private:
void AppendSelectedOption();
void UpdateOptionList();
void UpdateDeviceList();
void ReleaseDevices();
enum class UpdateMode
{
@ -135,4 +137,5 @@ private:
ciface::Core::DeviceQualifier m_devq;
Type m_type;
std::shared_ptr<ciface::Core::Device> m_selected_device;
std::mutex m_selected_device_mutex;
};

2
Source/Core/DolphinQt/Config/Mapping/MappingWindow.cpp
View File

@ -328,7 +328,7 @@ bool MappingWindow::IsMappingAllDevices() const
void MappingWindow::RefreshDevices()
{
Core::RunAsCPUThread([&] { g_controller_interface.RefreshDevices(); });
g_controller_interface.RefreshDevices();
}
void MappingWindow::OnGlobalDevicesChanged()

15
Source/Core/DolphinQt/Host.cpp
View File

@ -35,6 +35,8 @@
#include "VideoCommon/RenderBase.h"
#include "VideoCommon/VideoConfig.h"
static thread_local bool tls_is_host_thread = false;
Host::Host()
{
State::SetOnAfterLoadCallback([] { Host_UpdateDisasmDialog(); });
@ -51,6 +53,16 @@ Host* Host::GetInstance()
return s_instance;
}
void Host::DeclareAsHostThread()
{
tls_is_host_thread = true;
}
bool Host::IsHostThread()
{
return tls_is_host_thread;
}
void Host::SetRenderHandle(void* handle)
{
m_render_to_main = Config::Get(Config::MAIN_RENDER_TO_MAIN);
@ -62,8 +74,7 @@ void Host::SetRenderHandle(void* handle)
if (g_renderer)
{
g_renderer->ChangeSurface(handle);
if (g_controller_interface.IsInit())
g_controller_interface.ChangeWindow(handle);
g_controller_interface.ChangeWindow(handle);
}
}

3
Source/Core/DolphinQt/Host.h
View File

@ -22,6 +22,9 @@ public:
static Host* GetInstance();
void DeclareAsHostThread();
bool IsHostThread();
bool GetRenderFocus();
bool GetRenderFullFocus();
bool GetRenderFullscreen();

2
Source/Core/DolphinQt/Main.cpp
View File

@ -120,6 +120,8 @@ int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PWSTR pCmdLine
}
#endif
Host::GetInstance()->DeclareAsHostThread();
#ifdef __APPLE__
// On macOS, a command line option matching the format "-psn_X_XXXXXX" is passed when
// the application is launched for the first time. This is to set the "ProcessSerialNumber",

8
Source/Core/DolphinQt/MainWindow.cpp
View File

@ -789,7 +789,7 @@ void MainWindow::TogglePause()
void MainWindow::OnStopComplete()
{
m_stop_requested = false;
HideRenderWidget();
HideRenderWidget(true, m_exit_requested);
#ifdef USE_DISCORD_PRESENCE
if (!m_netplay_dialog->isVisible())
Discord::UpdateDiscordPresence();
@ -1099,7 +1099,7 @@ void MainWindow::ShowRenderWidget()
}
}
void MainWindow::HideRenderWidget(bool reinit)
void MainWindow::HideRenderWidget(bool reinit, bool is_exit)
{
if (m_rendering_to_main)
{
@ -1136,7 +1136,9 @@ void MainWindow::HideRenderWidget(bool reinit)
// The controller interface will still be registered to the old render widget, if the core
// has booted. Therefore, we should re-bind it to the main window for now. When the core
// is next started, it will be swapped back to the new render widget.
g_controller_interface.ChangeWindow(GetWindowSystemInfo(windowHandle()).render_window);
g_controller_interface.ChangeWindow(GetWindowSystemInfo(windowHandle()).render_window,
is_exit ? ControllerInterface::WindowChangeReason::Exit :
ControllerInterface::WindowChangeReason::Other);
}
}

2
Source/Core/DolphinQt/MainWindow.h
View File

@ -142,7 +142,7 @@ private:
const std::optional<std::string>& savestate_path = {});
void StartGame(std::unique_ptr<BootParameters>&& parameters);
void ShowRenderWidget();
void HideRenderWidget(bool reinit = true);
void HideRenderWidget(bool reinit = true, bool is_exit = false);
void ShowSettingsWindow();
void ShowGeneralWindow();

21
Source/Core/DolphinQt/Settings.cpp
View File

@ -25,6 +25,7 @@
#include "Core/NetPlayClient.h"
#include "Core/NetPlayServer.h"
#include "DolphinQt/Host.h"
#include "DolphinQt/QtUtils/QueueOnObject.h"
#include "InputCommon/ControllerInterface/ControllerInterface.h"
@ -44,8 +45,24 @@ Settings::Settings()
Config::AddConfigChangedCallback(
[this] { QueueOnObject(this, [this] { emit ConfigChanged(); }); });
g_controller_interface.RegisterDevicesChangedCallback(
[this] { QueueOnObject(this, [this] { emit DevicesChanged(); }); });
g_controller_interface.RegisterDevicesChangedCallback([this] {
if (Host::GetInstance()->IsHostThread())
{
emit DevicesChanged();
}
else
{
// Any device shared_ptr in the host thread needs to be released immediately as otherwise
// they'd continue living until the queued event has run, but some devices can't be recreated
// until they are destroyed.
// This is safe from any thread. Devices will be refreshed and re-acquired and in
// DevicesChanged(). Waiting on QueueOnObject() to have finished running was not feasible as
// it would cause deadlocks without heavy workarounds.
emit ReleaseDevices();
QueueOnObject(this, [this] { emit DevicesChanged(); });
}
});
}
Settings::~Settings() = default;

1
Source/Core/DolphinQt/Settings.h
View File

@ -192,6 +192,7 @@ signals:
void AutoUpdateTrackChanged(const QString& mode);
void FallbackRegionChanged(const DiscIO::Region& region);
void AnalyticsToggled(bool enabled);
void ReleaseDevices();
void DevicesChanged();
void SDCardInsertionChanged(bool inserted);
void USBKeyboardConnectionChanged(bool connected);

230
Source/Core/InputCommon/ControllerInterface/ControllerInterface.cpp
View File

@ -6,6 +6,7 @@
#include <algorithm>
#include "Common/Assert.h"
#include "Common/Logging/Log.h"
#include "Core/HW/WiimoteReal/WiimoteReal.h"
@ -37,6 +38,10 @@
ControllerInterface g_controller_interface;
// We need to save which input channel we are in by thread, so we can access the correct input
// update values in different threads by input channel. We start from InputChannel::Host on all
// threads as hotkeys are updated from a worker thread, but UI can read from the main thread. This
// will never interfere with game threads.
static thread_local ciface::InputChannel tls_input_channel = ciface::InputChannel::Host;
void ControllerInterface::Initialize(const WindowSystemInfo& wsi)
@ -44,12 +49,13 @@ void ControllerInterface::Initialize(const WindowSystemInfo& wsi)
if (m_is_init)
return;
std::lock_guard lk_population(m_devices_population_mutex);
m_wsi = wsi;
// Allow backends to add devices as soon as they are initialized.
m_is_init = true;
m_populating_devices_counter = 1;
m_is_populating_devices = true;
m_devices_mutex.lock();
#ifdef CIFACE_USE_WIN32
ciface::Win32::Init(wsi.render_window);
@ -58,9 +64,7 @@ void ControllerInterface::Initialize(const WindowSystemInfo& wsi)
// nothing needed
#endif
#ifdef CIFACE_USE_OSX
if (m_wsi.type == WindowSystemType::MacOS)
ciface::OSX::Init(wsi.render_window);
// nothing needed for Quartz
// nothing needed for OSX and Quartz
#endif
#ifdef CIFACE_USE_SDL
ciface::SDL::Init();
@ -78,33 +82,95 @@ void ControllerInterface::Initialize(const WindowSystemInfo& wsi)
ciface::DualShockUDPClient::Init();
#endif
// Don't allow backends to add devices before the first RefreshDevices() as they will be cleaned
// there. Or they'd end up waiting on the devices mutex if populated from another thread.
m_is_init = true;
RefreshDevices();
const bool devices_empty = m_devices.empty();
m_devices_mutex.unlock();
if (m_populating_devices_counter.fetch_sub(1) == 1 && !devices_empty)
InvokeDevicesChangedCallbacks();
}
void ControllerInterface::ChangeWindow(void* hwnd)
void ControllerInterface::ChangeWindow(void* hwnd, WindowChangeReason reason)
{
if (!m_is_init)
return;
// This shouldn't use render_surface so no need to update it.
m_wsi.render_window = hwnd;
RefreshDevices();
// No need to re-add devices if this is an application exit request
if (reason == WindowChangeReason::Exit)
ClearDevices();
else
RefreshDevices(RefreshReason::WindowChangeOnly);
}
void ControllerInterface::RefreshDevices()
void ControllerInterface::RefreshDevices(RefreshReason reason)
{
if (!m_is_init)
return;
#ifdef CIFACE_USE_OSX
if (m_wsi.type == WindowSystemType::MacOS)
{
std::lock_guard lk(m_devices_mutex);
m_devices.clear();
std::lock_guard lk_pre_population(m_pre_population_mutex);
// This is needed to stop its threads before locking our mutexes, to avoid deadlocks
// (in case it tried to add a device after we had locked m_devices_population_mutex).
// There doesn't seem to be an easy to way to repopulate OSX devices without restarting
// its hotplug thread. This will not release its devices, that's still done below.
ciface::OSX::DeInit();
}
#endif
m_is_populating_devices = true;
// This lock has two main functions:
// -Avoid a deadlock between m_devices_mutex and ControllerEmu::s_state_mutex when
// InvokeDevicesChangedCallbacks() is called concurrently by two different threads.
// -Avoid devices being destroyed while others of the same type are being created.
// This wasn't thread safe in multiple device sources.
std::lock_guard lk_population(m_devices_population_mutex);
#if defined(CIFACE_USE_WIN32) && !defined(CIFACE_USE_XLIB) && !defined(CIFACE_USE_OSX)
// If only the window changed, avoid removing and re-adding all devices.
// Instead only refresh devices that require the window handle.
if (reason == RefreshReason::WindowChangeOnly)
{
m_populating_devices_counter.fetch_add(1);
{
std::lock_guard lk(m_devices_mutex);
// No need to do anything else in this case.
// Only (Win32) DInput needs the window handle to be updated.
ciface::Win32::ChangeWindow(m_wsi.render_window);
}
if (m_populating_devices_counter.fetch_sub(1) == 1)
InvokeDevicesChangedCallbacks();
return;
}
#endif
m_populating_devices_counter.fetch_add(1);
// We lock m_devices_mutex here to make everything simpler.
// Multiple devices classes have their own "hotplug" thread, and can add/remove devices at any
// time, while actual writes to "m_devices" are safe, the order in which they happen is not. That
// means a thread could be adding devices while we are removing them, or removing them as we are
// populating them (causing missing or duplicate devices).
m_devices_mutex.lock();
// Make sure shared_ptr<Device> objects are released before repopulating.
InvokeDevicesChangedCallbacks();
ClearDevices();
// Some of these calls won't immediately populate devices, but will do it async
// with their own PlatformPopulateDevices().
// This means that devices might end up in different order, unless we override their priority.
// It also means they might appear as "disconnected" in the Qt UI for a tiny bit of time.
#ifdef CIFACE_USE_WIN32
ciface::Win32::PopulateDevices(m_wsi.render_window);
@ -116,7 +182,10 @@ void ControllerInterface::RefreshDevices()
#ifdef CIFACE_USE_OSX
if (m_wsi.type == WindowSystemType::MacOS)
{
ciface::OSX::PopulateDevices(m_wsi.render_window);
{
std::lock_guard lk_pre_population(m_pre_population_mutex);
ciface::OSX::Init();
}
ciface::Quartz::PopulateDevices(m_wsi.render_window);
}
#endif
@ -136,10 +205,12 @@ void ControllerInterface::RefreshDevices()
ciface::DualShockUDPClient::PopulateDevices();
#endif
WiimoteReal::ProcessWiimotePool();
WiimoteReal::PopulateDevices();
m_is_populating_devices = false;
InvokeDevicesChangedCallbacks();
m_devices_mutex.unlock();
if (m_populating_devices_counter.fetch_sub(1) == 1)
InvokeDevicesChangedCallbacks();
}
void ControllerInterface::PlatformPopulateDevices(std::function<void()> callback)
@ -147,12 +218,18 @@ void ControllerInterface::PlatformPopulateDevices(std::function<void()> callback
if (!m_is_init)
return;
m_is_populating_devices = true;
std::lock_guard lk_population(m_devices_population_mutex);
callback();
m_populating_devices_counter.fetch_add(1);
m_is_populating_devices = false;
InvokeDevicesChangedCallbacks();
{
std::lock_guard lk(m_devices_mutex);
callback();
}
if (m_populating_devices_counter.fetch_sub(1) == 1)
InvokeDevicesChangedCallbacks();
}
// Remove all devices and call library cleanup functions
@ -163,23 +240,11 @@ void ControllerInterface::Shutdown()
// Prevent additional devices from being added during shutdown.
m_is_init = false;
// Additional safety measure to avoid InvokeDevicesChangedCallbacks()
m_populating_devices_counter = 1;
{
std::lock_guard lk(m_devices_mutex);
for (const auto& d : m_devices)
{
// Set outputs to ZERO before destroying device
for (ciface::Core::Device::Output* o : d->Outputs())
o->SetState(0);
}
m_devices.clear();
}
// This will update control references so shared_ptr<Device>s are freed up
// BEFORE we shutdown the backends.
InvokeDevicesChangedCallbacks();
// Update control references so shared_ptr<Device>s are freed up BEFORE we shutdown the backends.
ClearDevices();
#ifdef CIFACE_USE_WIN32
ciface::Win32::DeInit();
@ -203,13 +268,48 @@ void ControllerInterface::Shutdown()
#ifdef CIFACE_USE_DUALSHOCKUDPCLIENT
ciface::DualShockUDPClient::DeInit();
#endif
// Make sure no devices had been added within Shutdown() in the time
// between checking they checked atomic m_is_init bool and we changed it.
// We couldn't have locked m_devices_mutex nor m_devices_population_mutex for the whole Shutdown()
// as they could cause deadlocks. Note that this is still not 100% safe as some backends are
// shut down in other places, possibly adding devices after we have shut down, but the chances of
// that happening are basically zero.
ClearDevices();
}
void ControllerInterface::AddDevice(std::shared_ptr<ciface::Core::Device> device)
void ControllerInterface::ClearDevices()
{
std::lock_guard lk_population(m_devices_population_mutex);
{
std::lock_guard lk(m_devices_mutex);
if (m_devices.empty())
return;
for (const auto& d : m_devices)
{
// Set outputs to ZERO before destroying device
for (ciface::Core::Device::Output* o : d->Outputs())
o->SetState(0);
}
// Devices will still be alive after this: there are shared ptrs around the code holding them,
// but InvokeDevicesChangedCallbacks() will clean all of them.
m_devices.clear();
}
InvokeDevicesChangedCallbacks();
}
bool ControllerInterface::AddDevice(std::shared_ptr<ciface::Core::Device> device)
{
// If we are shutdown (or in process of shutting down) ignore this request:
if (!m_is_init)
return;
return false;
std::lock_guard lk_population(m_devices_population_mutex);
{
std::lock_guard lk(m_devices_mutex);
@ -239,14 +339,36 @@ void ControllerInterface::AddDevice(std::shared_ptr<ciface::Core::Device> device
NOTICE_LOG_FMT(CONTROLLERINTERFACE, "Added device: {}", device->GetQualifiedName());
m_devices.emplace_back(std::move(device));
// We can't (and don't want) to control the order in which devices are added, but we
// need their order to be consistent, and we need the same one to always be the first, where
// present (the keyboard and mouse device usually). This is because when defaulting a
// controller profile, it will automatically select the first device in the list as its default.
std::stable_sort(m_devices.begin(), m_devices.end(),
[](const std::shared_ptr<ciface::Core::Device>& a,
const std::shared_ptr<ciface::Core::Device>& b) {
// It would be nice to sort devices by Source then Name then ID but it's
// better to leave them sorted by the add order, which also avoids breaking
// the order on other platforms that are less tested.
return a->GetSortPriority() > b->GetSortPriority();
});
}
if (!m_is_populating_devices)
if (!m_populating_devices_counter)
InvokeDevicesChangedCallbacks();
return true;
}
void ControllerInterface::RemoveDevice(std::function<bool(const ciface::Core::Device*)> callback)
void ControllerInterface::RemoveDevice(std::function<bool(const ciface::Core::Device*)> callback,
bool force_devices_release)
{
// If we are shutdown (or in process of shutting down) ignore this request:
if (!m_is_init)
return;
std::lock_guard lk_population(m_devices_population_mutex);
bool any_removed;
{
std::lock_guard lk(m_devices_mutex);
auto it = std::remove_if(m_devices.begin(), m_devices.end(), [&callback](const auto& dev) {
@ -257,22 +379,34 @@ void ControllerInterface::RemoveDevice(std::function<bool(const ciface::Core::De
}
return false;
});
const size_t prev_size = m_devices.size();
m_devices.erase(it, m_devices.end());
any_removed = m_devices.size() != prev_size;
}
if (!m_is_populating_devices)
if (any_removed && (!m_populating_devices_counter || force_devices_release))
InvokeDevicesChangedCallbacks();
}
// Update input for all devices if lock can be acquired without waiting.
void ControllerInterface::UpdateInput()
{
// Don't block the UI or CPU thread (to avoid a short but noticeable frame drop)
// This should never happen
ASSERT(m_is_init);
if (!m_is_init)
return;
// TODO: if we are an emulation input channel, we should probably always lock
// Prefer outdated values over blocking UI or CPU thread (avoids short but noticeable frame drop)
if (m_devices_mutex.try_lock())
{
std::lock_guard lk(m_devices_mutex, std::adopt_lock);
for (const auto& d : m_devices)
{
// Theoretically we could avoid updating input on devices that don't have any references to
// them, but in practice a few devices types could break in different ways, so we don't
d->UpdateInput();
}
}
}
@ -307,7 +441,7 @@ Common::Vec2 ControllerInterface::GetWindowInputScale() const
ControllerInterface::HotplugCallbackHandle
ControllerInterface::RegisterDevicesChangedCallback(std::function<void()> callback)
{
std::lock_guard<std::mutex> lk(m_callbacks_mutex);
std::lock_guard lk(m_callbacks_mutex);
m_devices_changed_callbacks.emplace_back(std::move(callback));
return std::prev(m_devices_changed_callbacks.end());
}
@ -315,14 +449,16 @@ ControllerInterface::RegisterDevicesChangedCallback(std::function<void()> callba
// Unregister a device callback.
void ControllerInterface::UnregisterDevicesChangedCallback(const HotplugCallbackHandle& handle)
{
std::lock_guard<std::mutex> lk(m_callbacks_mutex);
std::lock_guard lk(m_callbacks_mutex);
m_devices_changed_callbacks.erase(handle);
}
// Invoke all callbacks that were registered
void ControllerInterface::InvokeDevicesChangedCallbacks() const
{
std::lock_guard<std::mutex> lk(m_callbacks_mutex);
for (const auto& callback : m_devices_changed_callbacks)
m_callbacks_mutex.lock();
const auto devices_changed_callbacks = m_devices_changed_callbacks;
m_callbacks_mutex.unlock();
for (const auto& callback : devices_changed_callbacks)
callback();
}

42
Source/Core/InputCommon/ControllerInterface/ControllerInterface.h
View File

@ -60,13 +60,38 @@ class ControllerInterface : public ciface::Core::DeviceContainer
public:
using HotplugCallbackHandle = std::list<std::function<void()>>::iterator;
enum class WindowChangeReason
{
// Application is shutting down
Exit,
Other
};
enum class RefreshReason
{
// Only the window changed.
WindowChangeOnly,
// User requested, or any other internal reason (e.g. init).
// The window might have changed anyway.
Other
};
ControllerInterface() : m_is_init(false) {}
void Initialize(const WindowSystemInfo& wsi);
void ChangeWindow(void* hwnd);
void RefreshDevices();
// Only call from one thread at a time.
void ChangeWindow(void* hwnd, WindowChangeReason reason = WindowChangeReason::Other);
// Can be called by any thread at any time (when initialized).
void RefreshDevices(RefreshReason reason = RefreshReason::Other);
void Shutdown();
void AddDevice(std::shared_ptr<ciface::Core::Device> device);
void RemoveDevice(std::function<bool(const ciface::Core::Device*)> callback);
bool AddDevice(std::shared_ptr<ciface::Core::Device> device);
// Removes all the devices the function returns true to.
// If all the devices shared ptrs need to be destroyed immediately,
// set force_devices_release to true.
void RemoveDevice(std::function<bool(const ciface::Core::Device*)> callback,
bool force_devices_release = false);
// This is mandatory to use on device populations functions that can be called concurrently by
// more than one thread, or that are called by a single other thread.
// Without this, our devices list might end up in a mixed state.
void PlatformPopulateDevices(std::function<void()> callback);
bool IsInit() const { return m_is_init; }
void UpdateInput();
@ -87,10 +112,17 @@ public:
static ciface::InputChannel GetCurrentInputChannel();
private:
void ClearDevices();
std::list<std::function<void()>> m_devices_changed_callbacks;
mutable std::recursive_mutex m_devices_population_mutex;
mutable std::mutex m_pre_population_mutex;
mutable std::mutex m_callbacks_mutex;
std::atomic<bool> m_is_init;
std::atomic<bool> m_is_populating_devices{false};
// This is now always protected by m_devices_population_mutex, so
// it doesn't really need to be a counter or atomic anymore (it could be a raw bool),
// but we keep it so for simplicity, in case we changed the design.
std::atomic<int> m_populating_devices_counter;
WindowSystemInfo m_wsi;
std::atomic<float> m_aspect_ratio_adjustment = 1;
};

12
Source/Core/InputCommon/ControllerInterface/CoreDevice.h
View File

@ -125,9 +125,20 @@ public:
// Currently handled on a per-backend basis but this could change.
virtual bool IsValid() const { return true; }
// Returns true whether this device is "virtual/emulated", not linked
// to any actual physical device. Mostly used by keyboard and mouse devices,
// and to avoid uselessly recreating the device unless really necessary.
// Doesn't necessarily need to be set to true if the device is virtual.
virtual bool IsVirtualDevice() const { return false; }
// (e.g. Xbox 360 controllers have controller number LEDs which should match the ID we use.)
virtual std::optional<int> GetPreferredId() const;
// Use this to change the order in which devices are sorted in their list.
// A higher priority means it will be one of the first ones (smaller index), making it more
// likely to be index 0, which is automatically set as the default device when there isn't one.
virtual int GetSortPriority() const { return 0; }
const std::vector<Input*>& Inputs() const { return m_inputs; }
const std::vector<Output*>& Outputs() const { return m_outputs; }
@ -227,6 +238,7 @@ public:
std::chrono::milliseconds maximum_wait) const;
protected:
// Exclusively needed when reading/writing "m_devices"
mutable std::recursive_mutex m_devices_mutex;
std::vector<std::shared_ptr<Device>> m_devices;
};

54
Source/Core/InputCommon/ControllerInterface/DInput/DInput.cpp
View File

@ -16,6 +16,8 @@
namespace ciface::DInput
{
static IDirectInput8* s_idi8 = nullptr;
BOOL CALLBACK DIEnumDeviceObjectsCallback(LPCDIDEVICEOBJECTINSTANCE lpddoi, LPVOID pvRef)
{
((std::list<DIDEVICEOBJECTINSTANCE>*)pvRef)->push_back(*lpddoi);
@ -42,29 +44,57 @@ std::string GetDeviceName(const LPDIRECTINPUTDEVICE8 device)
}
else
{
ERROR_LOG_FMT(PAD, "GetProperty(DIPROP_PRODUCTNAME) failed.");
ERROR_LOG_FMT(CONTROLLERINTERFACE, "GetProperty(DIPROP_PRODUCTNAME) failed.");
}
return result;
}
// Assumes hwnd had not changed from the previous call
void PopulateDevices(HWND hwnd)
{
// Remove unplugged devices.
g_controller_interface.RemoveDevice(
[](const auto* dev) { return dev->GetSource() == DINPUT_SOURCE_NAME && !dev->IsValid(); });
IDirectInput8* idi8;
if (FAILED(DirectInput8Create(GetModuleHandle(nullptr), DIRECTINPUT_VERSION, IID_IDirectInput8,
(LPVOID*)&idi8, nullptr)))
if (!s_idi8 && FAILED(DirectInput8Create(GetModuleHandle(nullptr), DIRECTINPUT_VERSION,
IID_IDirectInput8, (LPVOID*)&s_idi8, nullptr)))
{
ERROR_LOG_FMT(PAD, "DirectInput8Create failed.");
ERROR_LOG_FMT(CONTROLLERINTERFACE, "DirectInput8Create failed.");
return;
}
InitKeyboardMouse(idi8, hwnd);
InitJoystick(idi8, hwnd);
// Remove old (invalid) devices. No need to ever remove the KeyboardMouse device.
// Note that if we have 2+ DInput controllers, not fully repopulating devices
// will mean that a device with index "2" could persist while there is no device with index "0".
// This is slightly inconsistent as when we refresh all devices, they will instead reset, and
// that happens a lot (for uncontrolled reasons, like starting/stopping the emulation).
g_controller_interface.RemoveDevice(
[](const auto* dev) { return dev->GetSource() == DINPUT_SOURCE_NAME && !dev->IsValid(); });
idi8->Release();
InitKeyboardMouse(s_idi8, hwnd);
InitJoystick(s_idi8, hwnd);
}
void ChangeWindow(HWND hwnd)
{
if (s_idi8) // Has init? Ignore if called before the first PopulateDevices()
{
// The KeyboardMouse device is marked as virtual device, so we avoid removing it.
// We need to force all the DInput joysticks to be destroyed now, or recreation would fail.
g_controller_interface.RemoveDevice(
[](const auto* dev) {
return dev->GetSource() == DINPUT_SOURCE_NAME && !dev->IsVirtualDevice();
},
true);
SetKeyboardMouseWindow(hwnd);
InitJoystick(s_idi8, hwnd);
}
}
void DeInit()
{
if (s_idi8)
{
s_idi8->Release();
s_idi8 = nullptr;
}
}
} // namespace ciface::DInput

2
Source/Core/InputCommon/ControllerInterface/DInput/DInput.h
View File

@ -20,4 +20,6 @@ BOOL CALLBACK DIEnumDevicesCallback(LPCDIDEVICEINSTANCE lpddi, LPVOID pvRef);
std::string GetDeviceName(const LPDIRECTINPUTDEVICE8 device);
void PopulateDevices(HWND hwnd);
void ChangeWindow(HWND hwnd);
void DeInit();
} // namespace ciface::DInput

36
Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.cpp
View File

@ -4,6 +4,7 @@
#include <algorithm>
#include <limits>
#include <mutex>
#include <set>
#include <sstream>
#include <type_traits>
@ -29,6 +30,7 @@ struct GUIDComparator
};
static std::set<GUID, GUIDComparator> s_guids_in_use;
static std::mutex s_guids_mutex;
void InitJoystick(IDirectInput8* const idi8, HWND hwnd)
{
@ -46,12 +48,16 @@ void InitJoystick(IDirectInput8* const idi8, HWND hwnd)
}
// Skip devices we are already using.
if (s_guids_in_use.count(joystick.guidInstance))
{
continue;
std::lock_guard lk(s_guids_mutex);
if (s_guids_in_use.count(joystick.guidInstance))
{
continue;
}
}
LPDIRECTINPUTDEVICE8 js_device;
// Don't print any warnings on failure
if (SUCCEEDED(idi8->CreateDevice(joystick.guidInstance, &js_device, nullptr)))
{
if (SUCCEEDED(js_device->SetDataFormat(&c_dfDIJoystick)))
@ -60,37 +66,40 @@ void InitJoystick(IDirectInput8* const idi8, HWND hwnd)
DISCL_BACKGROUND | DISCL_EXCLUSIVE)))
{
WARN_LOG_FMT(
PAD,
CONTROLLERINTERFACE,
"DInput: Failed to acquire device exclusively. Force feedback will be unavailable.");
// Fall back to non-exclusive mode, with no rumble
if (FAILED(
js_device->SetCooperativeLevel(nullptr, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE)))
{
// PanicAlert("SetCooperativeLevel failed!");
js_device->Release();
continue;
}
}
s_guids_in_use.insert(joystick.guidInstance);
auto js = std::make_shared<Joystick>(js_device);
// only add if it has some inputs/outputs
// only add if it has some inputs/outputs.
// Don't even add it to our static list in case we first created it without a window handle,
// failing to get exclusive mode, and then later managed to obtain it, which mean it
// could now have some outputs if it didn't before.
if (js->Inputs().size() || js->Outputs().size())
g_controller_interface.AddDevice(std::move(js));
{
if (g_controller_interface.AddDevice(std::move(js)))
{
std::lock_guard lk(s_guids_mutex);
s_guids_in_use.insert(joystick.guidInstance);
}
}
}
else
{
// PanicAlert("SetDataFormat failed!");
js_device->Release();
}
}
}
}
Joystick::Joystick(/*const LPCDIDEVICEINSTANCE lpddi, */ const LPDIRECTINPUTDEVICE8 device)
: m_device(device)
//, m_name(TStringToString(lpddi->tszInstanceName))
Joystick::Joystick(const LPDIRECTINPUTDEVICE8 device) : m_device(device)
{
// seems this needs to be done before GetCapabilities
// polled or buffered data
@ -183,11 +192,12 @@ Joystick::~Joystick()
info.dwSize = sizeof(info);
if (SUCCEEDED(m_device->GetDeviceInfo(&info)))
{
std::lock_guard lk(s_guids_mutex);
s_guids_in_use.erase(info.guidInstance);
}
else
{
ERROR_LOG_FMT(PAD, "DInputJoystick: GetDeviceInfo failed.");
ERROR_LOG_FMT(CONTROLLERINTERFACE, "DInputJoystick: GetDeviceInfo failed.");
}
DeInitForceFeedback();

82
Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.cpp
View File

@ -6,7 +6,8 @@
#include <algorithm>
#include <fmt/format.h>
#include "Common/Logging/Log.h"
#include "Core/Core.h"
#include "InputCommon/ControllerInterface/ControllerInterface.h"
#include "InputCommon/ControllerInterface/DInput/DInput.h"
@ -54,15 +55,18 @@ static const struct
#include "InputCommon/ControllerInterface/DInput/NamedKeys.h" // NOLINT
};
// Prevent duplicate keyboard/mouse devices.
static bool s_keyboard_mouse_exists = false;
// Prevent duplicate keyboard/mouse devices. Modified by more threads.
static bool s_keyboard_mouse_exists;
static HWND s_hwnd;
void InitKeyboardMouse(IDirectInput8* const idi8, HWND hwnd)
{
if (s_keyboard_mouse_exists)
return;
// mouse and keyboard are a combined device, to allow shift+click and stuff
s_hwnd = hwnd;
// Mouse and keyboard are a combined device, to allow shift+click and stuff
// if that's dumb, I will make a VirtualDevice class that just uses ranges of inputs/outputs from
// other devices
// so there can be a separated Keyboard and mouse, as well as combined KeyboardMouse
@ -70,6 +74,8 @@ void InitKeyboardMouse(IDirectInput8* const idi8, HWND hwnd)
LPDIRECTINPUTDEVICE8 kb_device = nullptr;
LPDIRECTINPUTDEVICE8 mo_device = nullptr;
// These are "virtual" system devices, so they are always there even if we have no physical
// mouse and keyboard plugged into the computer
if (SUCCEEDED(idi8->CreateDevice(GUID_SysKeyboard, &kb_device, nullptr)) &&
SUCCEEDED(kb_device->SetDataFormat(&c_dfDIKeyboard)) &&
SUCCEEDED(kb_device->SetCooperativeLevel(nullptr, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE)) &&
@ -77,20 +83,32 @@ void InitKeyboardMouse(IDirectInput8* const idi8, HWND hwnd)
SUCCEEDED(mo_device->SetDataFormat(&c_dfDIMouse2)) &&
SUCCEEDED(mo_device->SetCooperativeLevel(nullptr, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE)))
{
g_controller_interface.AddDevice(std::make_shared<KeyboardMouse>(kb_device, mo_device, hwnd));
g_controller_interface.AddDevice(std::make_shared<KeyboardMouse>(kb_device, mo_device));
return;
}
ERROR_LOG_FMT(CONTROLLERINTERFACE, "KeyboardMouse device failed to be created");
if (kb_device)
kb_device->Release();
if (mo_device)
mo_device->Release();
}
void SetKeyboardMouseWindow(HWND hwnd)
{
s_hwnd = hwnd;
}
KeyboardMouse::~KeyboardMouse()
{
s_keyboard_mouse_exists = false;
// Independently of the order in which we do these, if we put a breakpoint on Unacquire() (or in
// any place in the call stack before this), when refreshing devices from the UI, on the second
// attempt, it will get stuck in an infinite (while) loop inside dinput8.dll. Given that it can't
// be otherwise be reproduced (not even with sleeps), we can just ignore the problem.
// kb
m_kb_device->Unacquire();
m_kb_device->Release();
@ -100,14 +118,15 @@ KeyboardMouse::~KeyboardMouse()
}
KeyboardMouse::KeyboardMouse(const LPDIRECTINPUTDEVICE8 kb_device,
const LPDIRECTINPUTDEVICE8 mo_device, HWND hwnd)
: m_kb_device(kb_device), m_mo_device(mo_device), m_hwnd(hwnd), m_last_update(GetTickCount()),
m_state_in()
const LPDIRECTINPUTDEVICE8 mo_device)
: m_kb_device(kb_device), m_mo_device(mo_device), m_last_update(GetTickCount()), m_state_in()
{
s_keyboard_mouse_exists = true;
m_kb_device->Acquire();
m_mo_device->Acquire();
if (FAILED(m_kb_device->Acquire()))
WARN_LOG_FMT(CONTROLLERINTERFACE, "Keyboard device failed to acquire. We'll retry later");
if (FAILED(m_mo_device->Acquire()))
WARN_LOG_FMT(CONTROLLERINTERFACE, "Mouse device failed to acquire. We'll retry later");
// KEYBOARD
// add keys
@ -155,11 +174,11 @@ void KeyboardMouse::UpdateCursorInput()
// Get the cursor position relative to the upper left corner of the current window
// (separate or render to main)
ScreenToClient(m_hwnd, &point);
ScreenToClient(s_hwnd, &point);
// Get the size of the current window. (In my case Rect.top and Rect.left was zero.)
// Get the size of the current window (in my case Rect.top and Rect.left was zero).
RECT rect;
GetClientRect(m_hwnd, &rect);
GetClientRect(s_hwnd, &rect);
// Width and height are the size of the rendering window. They could be 0
const auto win_width = std::max(rect.right - rect.left, 1l);
@ -174,6 +193,8 @@ void KeyboardMouse::UpdateCursorInput()
void KeyboardMouse::UpdateInput()
{
UpdateCursorInput();
DIMOUSESTATE2 tmp_mouse;
// if mouse position hasn't been updated in a short while, skip a dev state
@ -190,16 +211,14 @@ void KeyboardMouse::UpdateInput()
m_last_update = cur_time;
HRESULT kb_hr = m_kb_device->GetDeviceState(sizeof(m_state_in.keyboard), &m_state_in.keyboard);
HRESULT mo_hr = m_mo_device->GetDeviceState(sizeof(tmp_mouse), &tmp_mouse);
if (DIERR_INPUTLOST == kb_hr || DIERR_NOTACQUIRED == kb_hr)
m_kb_device->Acquire();
if (DIERR_INPUTLOST == mo_hr || DIERR_NOTACQUIRED == mo_hr)
m_mo_device->Acquire();
if (SUCCEEDED(mo_hr))
{
INFO_LOG_FMT(CONTROLLERINTERFACE, "Mouse device failed to get state");
if (FAILED(m_mo_device->Acquire()))
INFO_LOG_FMT(CONTROLLERINTERFACE, "Mouse device failed to re-acquire, we'll retry later");
}
else if (SUCCEEDED(mo_hr))
{
m_state_in.relative_mouse.Move({tmp_mouse.lX, tmp_mouse.lY, tmp_mouse.lZ});
m_state_in.relative_mouse.Update();
@ -210,8 +229,16 @@ void KeyboardMouse::UpdateInput()
// copy over the buttons
std::copy_n(tmp_mouse.rgbButtons, std::size(tmp_mouse.rgbButtons), m_state_in.mouse.rgbButtons);
}
UpdateCursorInput();
HRESULT kb_hr = m_kb_device->GetDeviceState(sizeof(m_state_in.keyboard), &m_state_in.keyboard);
if (kb_hr == DIERR_INPUTLOST || kb_hr == DIERR_NOTACQUIRED)
{
INFO_LOG_FMT(CONTROLLERINTERFACE, "Keyboard device failed to get state");
if (SUCCEEDED(m_kb_device->Acquire()))
m_kb_device->GetDeviceState(sizeof(m_state_in.keyboard), &m_state_in.keyboard);
else
INFO_LOG_FMT(CONTROLLERINTERFACE, "Keyboard device failed to re-acquire, we'll retry later");
}
}
@ -225,6 +252,17 @@ std::string KeyboardMouse::GetSource() const
return DINPUT_SOURCE_NAME;
}
// Give this device a higher priority to make sure it shows first
int KeyboardMouse::GetSortPriority() const
{
return 5;
}
bool KeyboardMouse::IsVirtualDevice() const
{
return true;
}
// names
std::string KeyboardMouse::Key::GetName() const
{

12
Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.h
View File

@ -16,6 +16,7 @@ namespace ciface::DInput
void InitKeyboardMouse(IDirectInput8* const idi8, HWND hwnd);
using RelativeMouseState = RelativeInputState<Common::TVec3<LONG>>;
void SetKeyboardMouseWindow(HWND hwnd);
class KeyboardMouse : public Core::Device
{
@ -34,6 +35,7 @@ private:
RelativeMouseState relative_mouse;
};
// Keyboard key
class Key : public Input
{
public:
@ -46,6 +48,7 @@ private:
const u8 m_index;
};
// Mouse button
class Button : public Input
{
public:
@ -58,6 +61,7 @@ private:
const u8 m_index;
};
// Mouse movement offset axis. Includes mouse wheel
class Axis : public Input
{
public:
@ -72,6 +76,7 @@ private:
const u8 m_index;
};
// Mouse from window center
class Cursor : public Input
{
public:
@ -92,12 +97,13 @@ private:
public:
void UpdateInput() override;
KeyboardMouse(const LPDIRECTINPUTDEVICE8 kb_device, const LPDIRECTINPUTDEVICE8 mo_device,
HWND hwnd);
KeyboardMouse(const LPDIRECTINPUTDEVICE8 kb_device, const LPDIRECTINPUTDEVICE8 mo_device);
~KeyboardMouse();
std::string GetName() const override;
std::string GetSource() const override;
int GetSortPriority() const override;
bool IsVirtualDevice() const override;
private:
void UpdateCursorInput();
@ -105,8 +111,6 @@ private:
const LPDIRECTINPUTDEVICE8 m_kb_device;
const LPDIRECTINPUTDEVICE8 m_mo_device;
const HWND m_hwnd;
DWORD m_last_update;
State m_state_in;
};

39
Source/Core/InputCommon/ControllerInterface/DualShockUDPClient/DualShockUDPClient.cpp
View File

@ -7,7 +7,6 @@
#include <algorithm>
#include <array>
#include <chrono>
#include <mutex>
#include <tuple>
#include <SFML/Network/SocketSelector.hpp>
@ -19,6 +18,7 @@
#include "Common/Logging/Log.h"
#include "Common/MathUtil.h"
#include "Common/Random.h"
#include "Common/ScopeGuard.h"
#include "Common/StringUtil.h"
#include "Common/Thread.h"
#include "Core/CoreTiming.h"
@ -136,6 +136,8 @@ public:
std::string GetName() const final override;
std::string GetSource() const final override;
std::optional<int> GetPreferredId() const final override;
// Always add these at the end, given their hotplug nature
int GetSortPriority() const override { return -2; }
private:
void ResetPadData();
@ -190,12 +192,12 @@ struct Server
std::string m_description;
std::string m_address;
u16 m_port;
std::mutex m_port_info_mutex;
std::array<Proto::MessageType::PortInfo, Proto::PORT_COUNT> m_port_info;
sf::UdpSocket m_socket;
SteadyClock::time_point m_disconnect_time = SteadyClock::now();
};
static bool s_has_init;
static bool s_servers_enabled;
static std::vector<Server> s_servers;
static u32 s_client_uid;
@ -215,6 +217,8 @@ static void HotplugThreadFunc()
{
Common::SetCurrentThreadName("DualShockUDPClient Hotplug Thread");
INFO_LOG_FMT(CONTROLLERINTERFACE, "DualShockUDPClient hotplug thread started");
Common::ScopeGuard thread_stop_guard{
[] { INFO_LOG_FMT(CONTROLLERINTERFACE, "DualShockUDPClient hotplug thread stopped"); }};
std::vector<bool> timed_out_servers(s_servers.size(), false);
@ -329,7 +333,6 @@ static void HotplugThreadFunc()
}
}
}
INFO_LOG_FMT(CONTROLLERINTERFACE, "DualShockUDPClient hotplug thread stopped");
}
static void StartHotplugThread()
@ -353,13 +356,15 @@ static void StopHotplugThread()
return;
}
s_hotplug_thread.join();
for (auto& server : s_servers)
{
server.m_socket.unbind(); // interrupt blocking socket
}
s_hotplug_thread.join();
}
// Also just start
static void Restart()
{
INFO_LOG_FMT(CONTROLLERINTERFACE, "DualShockUDPClient Restart");
@ -375,7 +380,8 @@ static void Restart()
}
}
PopulateDevices(); // Only removes devices
// Only removes devices as servers have been cleaned
g_controller_interface.PlatformPopulateDevices([] { PopulateDevices(); });
s_client_uid = Common::Random::GenerateValue<u32>();
s_next_listports_time = SteadyClock::now();
@ -386,6 +392,9 @@ static void Restart()
static void ConfigChanged()
{
if (!s_has_init)
return;
const bool servers_enabled = Config::Get(Settings::SERVERS_ENABLED);
const std::string servers_setting = Config::Get(Settings::SERVERS);
@ -398,6 +407,9 @@ static void ConfigChanged()
if (servers_enabled != s_servers_enabled || servers_setting != new_servers_setting)
{
// Stop the thread before writing to s_servers
StopHotplugThread();
s_servers_enabled = servers_enabled;
s_servers.clear();
@ -425,6 +437,9 @@ static void ConfigChanged()
void Init()
{
// Does not support multiple init calls
s_has_init = true;
// The following is added for backwards compatibility
const auto server_address_setting = Config::Get(Settings::SERVER_ADDRESS);
const auto server_port_setting = Config::Get(Settings::SERVER_PORT);
@ -445,6 +460,10 @@ void Init()
ConfigChanged(); // Call it immediately to load settings
}
// This can be called by the host thread as well as the hotplug thread, concurrently.
// So use PlatformPopulateDevices().
// s_servers is already safe because it can only be modified when the DSU thread is not running,
// from the main thread
void PopulateDevices()
{
INFO_LOG_FMT(CONTROLLERINTERFACE, "DualShockUDPClient PopulateDevices");
@ -455,9 +474,11 @@ void PopulateDevices()
g_controller_interface.RemoveDevice(
[](const auto* dev) { return dev->GetSource() == DUALSHOCKUDP_SOURCE_NAME; });
for (auto& server : s_servers)
// Users might have created more than one server on the same IP/Port.
// Devices might end up being duplicated (if the server responds two all requests)
// but they won't conflict.
for (const auto& server : s_servers)
{
std::lock_guard lock{server.m_port_info_mutex};
for (size_t port_index = 0; port_index < server.m_port_info.size(); port_index++)
{
const Proto::MessageType::PortInfo& port_info = server.m_port_info[port_index];
@ -473,6 +494,10 @@ void PopulateDevices()
void DeInit()
{
StopHotplugThread();
s_has_init = false;
s_servers_enabled = false;
s_servers.clear();
}
Device::Device(std::string name, int index, std::string server_address, u16 server_port)

3
Source/Core/InputCommon/ControllerInterface/OSX/OSX.h
View File

@ -6,8 +6,7 @@
namespace ciface::OSX
{
void Init(void* window);
void PopulateDevices(void* window);
void Init();
void DeInit();
void DeviceElementDebugPrint(const void*, void*);

26
Source/Core/InputCommon/ControllerInterface/OSX/OSX.mm
View File

@ -135,8 +135,6 @@ static void DeviceDebugPrint(IOHIDDeviceRef device)
#endif
}
static void* g_window;
static std::string GetDeviceRefName(IOHIDDeviceRef inIOHIDDeviceRef)
{
const NSString* name = reinterpret_cast<const NSString*>(
@ -172,10 +170,8 @@ static void DeviceMatchingCallback(void* inContext, IOReturn inResult, void* inS
}
}
void Init(void* window)
void Init()
{
g_window = window;
HIDManager = IOHIDManagerCreate(kCFAllocatorDefault, kIOHIDOptionsTypeNone);
if (!HIDManager)
ERROR_LOG_FMT(CONTROLLERINTERFACE, "Failed to create HID Manager reference");
@ -210,19 +206,17 @@ void Init(void* window)
});
}
void PopulateDevices(void* window)
{
DeInit();
Init(window);
}
void DeInit()
{
s_stopper.Signal();
s_hotplug_thread.join();
if (HIDManager)
{
s_stopper.Signal();
s_hotplug_thread.join();
// This closes all devices as well
IOHIDManagerClose(HIDManager, kIOHIDOptionsTypeNone);
CFRelease(HIDManager);
// This closes all devices as well
IOHIDManagerClose(HIDManager, kIOHIDOptionsTypeNone);
CFRelease(HIDManager);
HIDManager = nullptr;
}
}
} // namespace ciface::OSX

13
Source/Core/InputCommon/ControllerInterface/SDL/SDL.cpp
View File

@ -46,7 +46,6 @@ static void OpenAndAddDevice(int index)
static Common::Event s_init_event;
static Uint32 s_stop_event_type;
static Uint32 s_populate_event_type;
static Common::Event s_populated_event;
static std::thread s_hotplug_thread;
static bool HandleEventAndContinue(const SDL_Event& e)
@ -64,9 +63,10 @@ static bool HandleEventAndContinue(const SDL_Event& e)
}
else if (e.type == s_populate_event_type)
{
for (int i = 0; i < SDL_NumJoysticks(); ++i)
OpenAndAddDevice(i);
s_populated_event.Set();
g_controller_interface.PlatformPopulateDevices([] {
for (int i = 0; i < SDL_NumJoysticks(); ++i)
OpenAndAddDevice(i);
});
}
else if (e.type == s_stop_event_type)
{
@ -111,7 +111,8 @@ void Init()
// Drain all of the events and add the initial joysticks before returning. Otherwise, the
// individual joystick events as well as the custom populate event will be handled _after_
// ControllerInterface::Init/RefreshDevices has cleared its list of devices, resulting in
// duplicate devices.
// duplicate devices. Adding devices will actually "fail" here, as the ControllerInterface
// hasn't finished initializing yet.
SDL_Event e;
while (SDL_PollEvent(&e) != 0)
{
@ -161,8 +162,6 @@ void PopulateDevices()
SDL_Event populate_event{s_populate_event_type};
SDL_PushEvent(&populate_event);
s_populated_event.Wait();
#endif
}

29
Source/Core/InputCommon/ControllerInterface/Wiimote/WiimoteController.cpp
View File

@ -82,14 +82,14 @@ using UndetectableSignedAnalogInput = SignedInput<false>;
class Motor final : public Core::Device::Output
{
public:
Motor(ControlState* value) : m_value(*value) {}
Motor(std::atomic<ControlState>* value) : m_value(*value) {}
std::string GetName() const override { return "Motor"; }
void SetState(ControlState state) override { m_value = state; }
private:
ControlState& m_value;
std::atomic<ControlState>& m_value;
};
template <typename T>
@ -128,13 +128,17 @@ void ReleaseDevices(std::optional<u32> count)
// Remove up to "count" remotes (or all of them if nullopt).
// Real wiimotes will be added to the pool.
g_controller_interface.RemoveDevice([&](const Core::Device* device) {
if (device->GetSource() != SOURCE_NAME || count == removed_devices)
return false;
// Make sure to force the device removal immediately (as they are shared ptrs and
// they could be kept alive, preventing us from re-creating the device)
g_controller_interface.RemoveDevice(
[&](const Core::Device* device) {
if (device->GetSource() != SOURCE_NAME || count == removed_devices)
return false;
++removed_devices;
return true;
});
++removed_devices;
return true;
},
true);
}
Device::Device(std::unique_ptr<WiimoteReal::Wiimote> wiimote) : m_wiimote(std::move(wiimote))
@ -317,6 +321,12 @@ std::string Device::GetSource() const
return SOURCE_NAME;
}
// Always add these at the end, given their hotplug nature
int Device::GetSortPriority() const
{
return -1;
}
void Device::RunTasks()
{
if (IsPerformingTask())
@ -1367,7 +1377,8 @@ void Device::UpdateRumble()
{
static constexpr auto rumble_period = std::chrono::milliseconds(100);
const auto on_time = std::chrono::duration_cast<Clock::duration>(rumble_period * m_rumble_level);
const auto on_time =
std::chrono::duration_cast<Clock::duration>(rumble_period * m_rumble_level.load());
const auto off_time = rumble_period - on_time;
const auto now = Clock::now();

4
Source/Core/InputCommon/ControllerInterface/Wiimote/WiimoteController.h
View File

@ -5,6 +5,7 @@
#pragma once
#include <array>
#include <atomic>
#include <chrono>
#include <memory>
#include <vector>
@ -33,6 +34,7 @@ public:
std::string GetName() const override;
std::string GetSource() const override;
int GetSortPriority() const override;
void UpdateInput() override;
@ -261,7 +263,7 @@ private:
bool m_rumble = false;
// For pulse of rumble motor to simulate multiple levels.
ControlState m_rumble_level = 0;
std::atomic<ControlState> m_rumble_level;
Clock::time_point m_last_rumble_change = Clock::now();
// Assume mode is disabled so one gets set.

48
Source/Core/InputCommon/ControllerInterface/Win32/Win32.cpp
View File

@ -11,6 +11,7 @@
#include <thread>
#include "Common/Event.h"
#include "Common/Flag.h"
#include "Common/Logging/Log.h"
#include "Common/ScopeGuard.h"
#include "Common/Thread.h"
@ -19,20 +20,30 @@
constexpr UINT WM_DOLPHIN_STOP = WM_USER;
static Common::Event s_done_populating;
static std::atomic<HWND> s_hwnd;
static Common::Event s_received_device_change_event;
// Dolphin's render window
static HWND s_hwnd;
// Windows messaging window (hidden)
static HWND s_message_window;
static std::thread s_thread;
static Common::Flag s_first_populate_devices_asked;
static LRESULT CALLBACK WindowProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam)
{
if (message == WM_INPUT_DEVICE_CHANGE)
{
g_controller_interface.PlatformPopulateDevices([] {
ciface::DInput::PopulateDevices(s_hwnd);
ciface::XInput::PopulateDevices();
});
s_done_populating.Set();
// Windows automatically sends this message before we ask for it and before we are "ready" to
// listen for it.
if (s_first_populate_devices_asked.IsSet())
{
s_received_device_change_event.Set();
// TODO: we could easily use the message passed alongside this event, which tells
// whether a device was added or removed, to avoid removing old, still connected, devices
g_controller_interface.PlatformPopulateDevices([] {
ciface::DInput::PopulateDevices(s_hwnd);
ciface::XInput::PopulateDevices();
});
}
}
return DefWindowProc(hwnd, message, wparam, lparam);
@ -125,10 +136,14 @@ void ciface::Win32::PopulateDevices(void* hwnd)
if (s_thread.joinable())
{
s_hwnd = static_cast<HWND>(hwnd);
s_done_populating.Reset();
s_first_populate_devices_asked.Set();
s_received_device_change_event.Reset();
// Do this forced devices refresh in the messaging thread so it won't cause any race conditions
PostMessage(s_message_window, WM_INPUT_DEVICE_CHANGE, 0, 0);
if (!s_done_populating.WaitFor(std::chrono::seconds(10)))
ERROR_LOG_FMT(CONTROLLERINTERFACE, "win32 timed out when trying to populate devices");
std::thread([] {
if (!s_received_device_change_event.WaitFor(std::chrono::seconds(5)))
ERROR_LOG_FMT(CONTROLLERINTERFACE, "win32 timed out when trying to populate devices");
}).detach();
}
else
{
@ -137,6 +152,15 @@ void ciface::Win32::PopulateDevices(void* hwnd)
}
}
void ciface::Win32::ChangeWindow(void* hwnd)
{
if (s_thread.joinable()) // "Has init?"
{
s_hwnd = static_cast<HWND>(hwnd);
ciface::DInput::ChangeWindow(s_hwnd);
}
}
void ciface::Win32::DeInit()
{
NOTICE_LOG_FMT(CONTROLLERINTERFACE, "win32 DeInit");
@ -145,7 +169,11 @@ void ciface::Win32::DeInit()
PostMessage(s_message_window, WM_DOLPHIN_STOP, 0, 0);
s_thread.join();
s_message_window = nullptr;
s_received_device_change_event.Reset();
s_first_populate_devices_asked.Clear();
DInput::DeInit();
}
s_hwnd = nullptr;
XInput::DeInit();
}

1
Source/Core/InputCommon/ControllerInterface/Win32/Win32.h
View File

@ -8,5 +8,6 @@ namespace ciface::Win32
{
void Init(void* hwnd);
void PopulateDevices(void* hwnd);
void ChangeWindow(void* hwnd);
void DeInit();
} // namespace ciface::Win32

45
Source/Core/InputCommon/ControllerInterface/evdev/evdev.cpp
View File

@ -202,6 +202,9 @@ static int s_wakeup_eventfd;
// There is no easy way to get the device name from only a dev node
// during a device removed event, since libevdev can't work on removed devices;
// sysfs is not stable, so this is probably the easiest way to get a name for a node.
// This can, and will be modified by different thread, possibly concurrently,
// as devices can be destroyed by any thread at any time. As of now it's protected
// by ControllerInterface::m_devices_population_mutex.
static std::map<std::string, std::weak_ptr<evdevDevice>> s_devnode_objects;
static std::shared_ptr<evdevDevice>
@ -260,9 +263,13 @@ static void AddDeviceNode(const char* devnode)
// Remove and re-add device as naming and inputs may have changed.
// This will also give it the correct index and invoke device change callbacks.
g_controller_interface.RemoveDevice([&evdev_device](const auto* device) {
return static_cast<const evdevDevice*>(device) == evdev_device.get();
});
// Make sure to force the device removal immediately (as they are shared ptrs and
// they could be kept alive, preventing us from re-creating the device)
g_controller_interface.RemoveDevice(
[&evdev_device](const auto* device) {
return static_cast<const evdevDevice*>(device) == evdev_device.get();
},
true);
g_controller_interface.AddDevice(evdev_device);
}
@ -276,6 +283,8 @@ static void AddDeviceNode(const char* devnode)
g_controller_interface.AddDevice(evdev_device);
}
// If the devices failed to be added to g_controller_interface, it will be added here but then
// immediately removed in its destructor due to the shared ptr not having any references left
s_devnode_objects.emplace(devnode, std::move(evdev_device));
}
@ -318,23 +327,30 @@ static void HotplugThreadFunc()
if (!devnode)
continue;
// Use g_controller_interface.PlatformPopulateDevices() to protect access around
// s_devnode_objects. Note that even if we get these events at the same time as a
// a PopulateDevices() request (e.g. on start up, we might get all the add events
// for connected devices), this won't ever cause duplicate devices as AddDeviceNode()
// automatically removes the old one if it already existed
if (strcmp(action, "remove") == 0)
{
std::shared_ptr<evdevDevice> ptr;
g_controller_interface.PlatformPopulateDevices([&devnode] {
std::shared_ptr<evdevDevice> ptr;
const auto it = s_devnode_objects.find(devnode);
if (it != s_devnode_objects.end())
ptr = it->second.lock();
const auto it = s_devnode_objects.find(devnode);
if (it != s_devnode_objects.end())
ptr = it->second.lock();
// If we don't recognize this device, ptr will be null and no device will be removed.
// If we don't recognize this device, ptr will be null and no device will be removed.
g_controller_interface.RemoveDevice([&ptr](const auto* device) {
return static_cast<const evdevDevice*>(device) == ptr.get();
g_controller_interface.RemoveDevice([&ptr](const auto* device) {
return static_cast<const evdevDevice*>(device) == ptr.get();
});
});
}
else if (strcmp(action, "add") == 0)
{
AddDeviceNode(devnode);
g_controller_interface.PlatformPopulateDevices([&devnode] { AddDeviceNode(devnode); });
}
}
NOTICE_LOG_FMT(CONTROLLERINTERFACE, "evdev hotplug thread stopped");
@ -376,8 +392,15 @@ void Init()
StartHotplugThread();
}
// Only call this when ControllerInterface::m_devices_population_mutex is locked
void PopulateDevices()
{
// Don't run if we are not initialized
if (!s_hotplug_thread_running.IsSet())
{
return;
}
// We use udev to iterate over all /dev/input/event* devices.
// Note: the Linux kernel is currently limited to just 32 event devices. If
// this ever changes, hopefully udev will take care of this.