diff --git a/Source/Core/InputCommon/CMakeLists.txt b/Source/Core/InputCommon/CMakeLists.txt index 910d64d8d4..06f959a91a 100644 --- a/Source/Core/InputCommon/CMakeLists.txt +++ b/Source/Core/InputCommon/CMakeLists.txt @@ -1,6 +1,8 @@ add_library(inputcommon DynamicInputTextureManager.cpp DynamicInputTextureManager.h + GCAdapter.cpp + GCAdapter.h ImageOperations.cpp ImageOperations.h InputConfig.cpp @@ -143,13 +145,7 @@ elseif(ANDROID) ) endif() -if(ANDROID) - target_sources(inputcommon PRIVATE GCAdapter_Android.cpp) -else() - target_sources(inputcommon PRIVATE - GCAdapter.cpp - GCAdapter.h - ) +if(NOT ANDROID) target_link_libraries(inputcommon PUBLIC ${LIBUSB_LIBRARIES}) endif() diff --git a/Source/Core/InputCommon/GCAdapter.cpp b/Source/Core/InputCommon/GCAdapter.cpp index f567335223..86a595aaf4 100644 --- a/Source/Core/InputCommon/GCAdapter.cpp +++ b/Source/Core/InputCommon/GCAdapter.cpp @@ -1,30 +1,49 @@ // Copyright 2014 Dolphin Emulator Project // SPDX-License-Identifier: GPL-2.0-or-later +#include "InputCommon/GCAdapter.h" + +#ifndef ANDROID +#define GCADAPTER_USE_LIBUSB_IMPLEMENTATION true +#define GCADAPTER_USE_ANDROID_IMPLEMENTATION false +#else +#define GCADAPTER_USE_LIBUSB_IMPLEMENTATION false +#define GCADAPTER_USE_ANDROID_IMPLEMENTATION true +#endif + #include #include -#include #include #include +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION +#include +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION +#include +#endif + #include "Common/Event.h" #include "Common/Flag.h" #include "Common/Logging/Log.h" -#include "Common/ScopeGuard.h" #include "Common/Thread.h" #include "Core/Config/MainSettings.h" -#include "Core/ConfigManager.h" #include "Core/Core.h" #include "Core/CoreTiming.h" #include "Core/HW/SI/SI.h" #include "Core/HW/SI/SI_Device.h" #include "Core/HW/SystemTimers.h" -#include "Core/LibusbUtils.h" -#include "Core/NetPlayProto.h" - -#include "InputCommon/GCAdapter.h" #include "InputCommon/GCPadStatus.h" +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION +#include "Common/ScopeGuard.h" +#include "Core/ConfigManager.h" +#include "Core/LibusbUtils.h" +#include "Core/NetPlayProto.h" +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION +#include "jni/AndroidCommon/IDCache.h" +#endif + +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION #if defined(LIBUSB_API_VERSION) #define LIBUSB_API_VERSION_EXIST 1 #else @@ -33,15 +52,19 @@ #define LIBUSB_API_VERSION_ATLEAST(v) (LIBUSB_API_VERSION_EXIST && LIBUSB_API_VERSION >= (v)) #define LIBUSB_API_HAS_HOTPLUG LIBUSB_API_VERSION_ATLEAST(0x01000102) +#endif namespace GCAdapter { +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION static bool CheckDeviceAccess(libusb_device* device); static void AddGCAdapter(libusb_device* device); static void ResetRumbleLockNeeded(); +#endif static void Reset(); static void Setup(); +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION enum { NO_ADAPTER_DETECTED = 0, @@ -51,11 +74,20 @@ enum // Current adapter status: detected/not detected/in error (holds the error code) static std::atomic s_status = NO_ADAPTER_DETECTED; static libusb_device_handle* s_handle = nullptr; +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION +// Java classes +static jclass s_adapter_class; + +static bool s_detected = false; +static int s_fd = 0; +#endif + static std::array s_controller_type = { ControllerTypes::CONTROLLER_NONE, ControllerTypes::CONTROLLER_NONE, ControllerTypes::CONTROLLER_NONE, ControllerTypes::CONTROLLER_NONE}; static std::array s_controller_rumble{}; +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION static std::mutex s_mutex; static u8 s_controller_payload[37]; static u8 s_controller_payload_swap[37]; @@ -70,8 +102,29 @@ static Common::Flag s_adapter_thread_running; static Common::Event s_rumble_data_available; static std::mutex s_init_mutex; +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION +// Input handling +static std::mutex s_read_mutex; +static std::array s_controller_payload; +static int s_controller_payload_size = {0}; + +// Output handling +static std::mutex s_write_mutex; +static u8 s_controller_write_payload[5]; +static std::atomic s_controller_write_payload_size{0}; + +// Adapter running thread +static std::thread s_read_adapter_thread; +static Common::Flag s_read_adapter_thread_running; + +static Common::Flag s_write_adapter_thread_running; +static Common::Event s_write_happened; +#endif + static std::thread s_adapter_detect_thread; static Common::Flag s_adapter_detect_thread_running; + +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION static Common::Event s_hotplug_event; static std::function s_detect_callback; @@ -89,18 +142,22 @@ static std::unique_ptr s_libusb_context; static u8 s_endpoint_in = 0; static u8 s_endpoint_out = 0; +#endif static u64 s_last_init = 0; static std::optional s_config_callback_id = std::nullopt; static std::array s_config_si_device_type{}; +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION static std::array s_config_rumble_enabled{}; +#endif static void Read() { Common::SetCurrentThreadName("GCAdapter Read Thread"); +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION int payload_size = 0; while (s_adapter_thread_running.IsSet()) { @@ -118,12 +175,73 @@ static void Read() Common::YieldCPU(); } +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter read thread started"); + + bool first_read = true; + JNIEnv* env = IDCache::GetEnvForThread(); + + jfieldID payload_field = env->GetStaticFieldID(s_adapter_class, "controller_payload", "[B"); + jobject payload_object = env->GetStaticObjectField(s_adapter_class, payload_field); + auto* java_controller_payload = reinterpret_cast(&payload_object); + + // Get function pointers + jmethodID getfd_func = env->GetStaticMethodID(s_adapter_class, "GetFD", "()I"); + jmethodID input_func = env->GetStaticMethodID(s_adapter_class, "Input", "()I"); + jmethodID openadapter_func = env->GetStaticMethodID(s_adapter_class, "OpenAdapter", "()Z"); + + bool connected = env->CallStaticBooleanMethod(s_adapter_class, openadapter_func); + + if (connected) + { + s_write_adapter_thread_running.Set(true); + std::thread write_adapter_thread(Write); + + // Reset rumble once on initial reading + ResetRumble(); + + while (s_read_adapter_thread_running.IsSet()) + { + int read_size = env->CallStaticIntMethod(s_adapter_class, input_func); + + jbyte* java_data = env->GetByteArrayElements(*java_controller_payload, nullptr); + { + std::lock_guard lk(s_read_mutex); + std::copy(java_data, java_data + s_controller_payload.size(), s_controller_payload.begin()); + s_controller_payload_size = read_size; + } + env->ReleaseByteArrayElements(*java_controller_payload, java_data, 0); + + if (first_read) + { + first_read = false; + s_fd = env->CallStaticIntMethod(s_adapter_class, getfd_func); + } + + Common::YieldCPU(); + } + + // Terminate the write thread on leaving + if (s_write_adapter_thread_running.TestAndClear()) + { + s_controller_write_payload_size.store(0); + s_write_happened.Set(); // Kick the waiting event + write_adapter_thread.join(); + } + } + + s_fd = 0; + s_detected = false; + + NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter read thread stopped"); +#endif } static void Write() { Common::SetCurrentThreadName("GCAdapter Write Thread"); +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION int size = 0; while (true) @@ -146,8 +264,44 @@ static void Write() ERROR_LOG_FMT(CONTROLLERINTERFACE, "adapter libusb write failed: err={}", libusb_error_name(err)); } +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter write thread started"); + + JNIEnv* env = IDCache::GetEnvForThread(); + jmethodID output_func = env->GetStaticMethodID(s_adapter_class, "Output", "([B)I"); + + while (s_write_adapter_thread_running.IsSet()) + { + s_write_happened.Wait(); + int write_size = s_controller_write_payload_size.load(); + if (write_size) + { + jbyteArray jrumble_array = env->NewByteArray(5); + jbyte* jrumble = env->GetByteArrayElements(jrumble_array, nullptr); + + { + std::lock_guard lk(s_write_mutex); + memcpy(jrumble, s_controller_write_payload, write_size); + } + + env->ReleaseByteArrayElements(jrumble_array, jrumble, 0); + int size = env->CallStaticIntMethod(s_adapter_class, output_func, jrumble_array); + // Netplay sends invalid data which results in size = 0x00. Ignore it. + if (size != write_size && size != 0x00) + { + ERROR_LOG_FMT(CONTROLLERINTERFACE, "error writing rumble (size: {})", size); + Reset(); + } + } + + Common::YieldCPU(); + } + + NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter write thread stopped"); +#endif } +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION #if LIBUSB_API_HAS_HOTPLUG static int HotplugCallback(libusb_context* ctx, libusb_device* dev, libusb_hotplug_event event, void* user_data) @@ -173,12 +327,14 @@ static int HotplugCallback(libusb_context* ctx, libusb_device* dev, libusb_hotpl return 0; } #endif +#endif static void ScanThreadFunc() { Common::SetCurrentThreadName("GC Adapter Scanning Thread"); NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter scanning thread started"); +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION #if LIBUSB_API_HAS_HOTPLUG #ifndef __FreeBSD__ s_libusb_hotplug_enabled = libusb_has_capability(LIBUSB_CAP_HAS_HOTPLUG) != 0; @@ -210,12 +366,28 @@ static void ScanThreadFunc() else Common::SleepCurrentThread(500); } +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + JNIEnv* env = IDCache::GetEnvForThread(); + + jmethodID queryadapter_func = env->GetStaticMethodID(s_adapter_class, "QueryAdapter", "()Z"); + + while (s_adapter_detect_thread_running.IsSet()) + { + if (!s_detected && UseAdapter() && + env->CallStaticBooleanMethod(s_adapter_class, queryadapter_func)) + Setup(); + Common::SleepCurrentThread(1000); + } +#endif + NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter scanning thread stopped"); } -void SetAdapterCallback(std::function func) +void SetAdapterCallback(std::function func) { +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION s_detect_callback = func; +#endif } static void RefreshConfig() @@ -223,16 +395,23 @@ static void RefreshConfig() for (int i = 0; i < SerialInterface::MAX_SI_CHANNELS; ++i) { s_config_si_device_type[i] = Config::Get(Config::GetInfoForSIDevice(i)); +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION s_config_rumble_enabled[i] = Config::Get(Config::GetInfoForAdapterRumble(i)); +#endif } } void Init() { +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION if (s_handle != nullptr) return; s_libusb_context = std::make_unique(); +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + if (s_fd) + return; +#endif if (Core::GetState() != Core::State::Uninitialized && Core::GetState() != Core::State::Starting) { @@ -242,7 +421,14 @@ void Init() s_last_init = CoreTiming::GetTicks(); } +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION s_status = NO_ADAPTER_DETECTED; +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + JNIEnv* env = IDCache::GetEnvForThread(); + + jclass adapter_class = env->FindClass("org/dolphinemu/dolphinemu/utils/Java_GCAdapter"); + s_adapter_class = reinterpret_cast(env->NewGlobalRef(adapter_class)); +#endif if (!s_config_callback_id) s_config_callback_id = Config::AddConfigChangedCallback(RefreshConfig); @@ -256,8 +442,10 @@ void StartScanThread() { if (s_adapter_detect_thread_running.IsSet()) return; +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION if (!s_libusb_context->IsValid()) return; +#endif s_adapter_detect_thread_running.Set(true); s_adapter_detect_thread = std::thread(ScanThreadFunc); } @@ -266,13 +454,16 @@ void StopScanThread() { if (s_adapter_detect_thread_running.TestAndClear()) { +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION s_hotplug_event.Set(); +#endif s_adapter_detect_thread.join(); } } static void Setup() { +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION int prev_status = s_status; // Reset the error status in case the adapter gets unplugged @@ -294,8 +485,20 @@ static void Setup() if (s_status != ADAPTER_DETECTED && prev_status != s_status && s_detect_callback != nullptr) s_detect_callback(); +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + s_fd = 0; + s_detected = true; + + // Make sure the thread isn't in the middle of shutting down while starting a new one + if (s_read_adapter_thread_running.TestAndClear()) + s_read_adapter_thread.join(); + + s_read_adapter_thread_running.Set(true); + s_read_adapter_thread = std::thread(Read); +#endif } +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION static bool CheckDeviceAccess(libusb_device* device) { libusb_device_descriptor desc; @@ -414,18 +617,23 @@ static void AddGCAdapter(libusb_device* device) s_detect_callback(); ResetRumbleLockNeeded(); } +#endif void Shutdown() { StopScanThread(); +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION #if LIBUSB_API_HAS_HOTPLUG if (s_libusb_context->IsValid() && s_libusb_hotplug_enabled) libusb_hotplug_deregister_callback(*s_libusb_context, s_hotplug_handle); +#endif #endif Reset(); - s_libusb_context.reset(); +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION + s_libusb_context.reset(); s_status = NO_ADAPTER_DETECTED; +#endif if (s_config_callback_id) { @@ -436,6 +644,7 @@ void Shutdown() static void Reset() { +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION std::unique_lock lock(s_init_mutex, std::defer_lock); if (!lock.try_lock()) return; @@ -448,9 +657,17 @@ static void Reset() s_adapter_input_thread.join(); s_adapter_output_thread.join(); } +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + if (!s_detected) + return; + + if (s_read_adapter_thread_running.TestAndClear()) + s_read_adapter_thread.join(); +#endif s_controller_type.fill(ControllerTypes::CONTROLLER_NONE); +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION s_status = NO_ADAPTER_DETECTED; if (s_handle) @@ -461,6 +678,11 @@ static void Reset() } if (s_detect_callback != nullptr) s_detect_callback(); +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + s_detected = false; + s_fd = 0; +#endif + NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter detached"); } @@ -469,26 +691,42 @@ GCPadStatus Input(int chan) if (!UseAdapter()) return {}; +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION if (s_handle == nullptr || s_status != ADAPTER_DETECTED) return {}; +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + if (!s_detected || !s_fd) + return {}; +#endif int payload_size = 0; u8 controller_payload_copy[37]; { +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION std::lock_guard lk(s_mutex); std::copy(std::begin(s_controller_payload), std::end(s_controller_payload), std::begin(controller_payload_copy)); +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + std::lock_guard lk(s_read_mutex); + controller_payload_copy = s_controller_payload; +#endif payload_size = s_controller_payload_size; } GCPadStatus pad = {}; - if (payload_size != sizeof(controller_payload_copy) || - controller_payload_copy[0] != LIBUSB_DT_HID) + if (payload_size != sizeof(controller_payload_copy) +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION + || controller_payload_copy[0] != LIBUSB_DT_HID +#endif + ) { // This can occur for a few frames on initialization. ERROR_LOG_FMT(CONTROLLERINTERFACE, "error reading payload (size: {}, type: {:02x})", payload_size, controller_payload_copy[0]); +#if GCADAPTER_USE_ANDROID_IMPLEMENTATION + Reset(); +#endif } else { @@ -546,7 +784,10 @@ GCPadStatus Input(int chan) pad.triggerLeft = controller_payload_copy[1 + (9 * chan) + 7]; pad.triggerRight = controller_payload_copy[1 + (9 * chan) + 8]; } - else if (!Core::WantsDeterminism()) + else +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION + if (!Core::WantsDeterminism()) +#endif { // This is a hack to prevent a desync due to SI devices // being different and returning different values. @@ -578,12 +819,23 @@ bool UseAdapter() void ResetRumble() { +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION std::unique_lock lock(s_init_mutex, std::defer_lock); if (!lock.try_lock()) return; ResetRumbleLockNeeded(); +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + unsigned char rumble[5] = {0x11, 0, 0, 0, 0}; + { + std::lock_guard lk(s_write_mutex); + memcpy(s_controller_write_payload, rumble, 5); + s_controller_write_payload_size.store(5); + } + s_write_happened.Set(); +#endif } +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION // Needs to be called when s_init_mutex is locked in order to avoid // being called while the libusb state is being reset static void ResetRumbleLockNeeded() @@ -603,23 +855,44 @@ static void ResetRumbleLockNeeded() INFO_LOG_FMT(CONTROLLERINTERFACE, "Rumble state reset"); } +#endif void Output(int chan, u8 rumble_command) { - if (s_handle == nullptr || !UseAdapter() || !s_config_rumble_enabled[chan]) + if (!UseAdapter()) return; +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION + if (s_handle == nullptr || !s_config_rumble_enabled[chan]) + return; +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + if (!s_detected || !s_fd) + return; +#endif + // Skip over rumble commands if it has not changed or the controller is wireless if (rumble_command != s_controller_rumble[chan] && s_controller_type[chan] != ControllerTypes::CONTROLLER_WIRELESS) { s_controller_rumble[chan] = rumble_command; +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION s_rumble_data_available.Set(); +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + unsigned char rumble[5] = {0x11, s_controller_rumble[0], s_controller_rumble[1], + s_controller_rumble[2], s_controller_rumble[3]}; + { + std::lock_guard lk(s_write_mutex); + memcpy(s_controller_write_payload, rumble, 5); + s_controller_write_payload_size.store(5); + } + s_write_happened.Set(); +#endif } } bool IsDetected(const char** error_message) { +#if GCADAPTER_USE_LIBUSB_IMPLEMENTATION if (s_status >= 0) { if (error_message) @@ -632,6 +905,9 @@ bool IsDetected(const char** error_message) *error_message = libusb_strerror(static_cast(s_status.load())); return false; +#elif GCADAPTER_USE_ANDROID_IMPLEMENTATION + return s_detected; +#endif } } // namespace GCAdapter diff --git a/Source/Core/InputCommon/GCAdapter_Android.cpp b/Source/Core/InputCommon/GCAdapter_Android.cpp deleted file mode 100644 index 499a9ece30..0000000000 --- a/Source/Core/InputCommon/GCAdapter_Android.cpp +++ /dev/null @@ -1,420 +0,0 @@ -// Copyright 2014 Dolphin Emulator Project -// SPDX-License-Identifier: GPL-2.0-or-later - -#include "InputCommon/GCAdapter.h" - -#include -#include -#include -#include - -#include "Common/Event.h" -#include "Common/Flag.h" -#include "Common/Logging/Log.h" -#include "Common/Thread.h" -#include "Core/Config/MainSettings.h" -#include "Core/Core.h" -#include "Core/CoreTiming.h" -#include "Core/HW/SI/SI.h" -#include "Core/HW/SI/SI_Device.h" -#include "Core/HW/SystemTimers.h" - -#include "InputCommon/GCPadStatus.h" - -#include "jni/AndroidCommon/IDCache.h" - -namespace GCAdapter -{ -static void Setup(); -static void Reset(); - -// Java classes -static jclass s_adapter_class; - -static bool s_detected = false; -static int s_fd = 0; -static std::array s_controller_type = { - ControllerTypes::CONTROLLER_NONE, ControllerTypes::CONTROLLER_NONE, - ControllerTypes::CONTROLLER_NONE, ControllerTypes::CONTROLLER_NONE}; -static u8 s_controller_rumble[4]; - -// Input handling -static std::mutex s_read_mutex; -static std::array s_controller_payload; -static int s_controller_payload_size{0}; - -// Output handling -static std::mutex s_write_mutex; -static u8 s_controller_write_payload[5]; -static std::atomic s_controller_write_payload_size{0}; - -// Adapter running thread -static std::thread s_read_adapter_thread; -static Common::Flag s_read_adapter_thread_running; - -static Common::Flag s_write_adapter_thread_running; -static Common::Event s_write_happened; - -// Adapter scanning thread -static std::thread s_adapter_detect_thread; -static Common::Flag s_adapter_detect_thread_running; - -static u64 s_last_init = 0; - -static std::optional s_config_callback_id = std::nullopt; -static std::array - s_config_si_device_type{}; - -static void RefreshConfig() -{ - for (int i = 0; i < SerialInterface::MAX_SI_CHANNELS; ++i) - s_config_si_device_type[i] = Config::Get(Config::GetInfoForSIDevice(i)); -} - -static void ScanThreadFunc() -{ - Common::SetCurrentThreadName("GC Adapter Scanning Thread"); - NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter scanning thread started"); - - JNIEnv* env = IDCache::GetEnvForThread(); - - jmethodID queryadapter_func = env->GetStaticMethodID(s_adapter_class, "QueryAdapter", "()Z"); - - while (s_adapter_detect_thread_running.IsSet()) - { - if (!s_detected && UseAdapter() && - env->CallStaticBooleanMethod(s_adapter_class, queryadapter_func)) - Setup(); - Common::SleepCurrentThread(1000); - } - - NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter scanning thread stopped"); -} - -static void Write() -{ - Common::SetCurrentThreadName("GC Adapter Write Thread"); - NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter write thread started"); - - JNIEnv* env = IDCache::GetEnvForThread(); - jmethodID output_func = env->GetStaticMethodID(s_adapter_class, "Output", "([B)I"); - - while (s_write_adapter_thread_running.IsSet()) - { - s_write_happened.Wait(); - int write_size = s_controller_write_payload_size.load(); - if (write_size) - { - jbyteArray jrumble_array = env->NewByteArray(5); - jbyte* jrumble = env->GetByteArrayElements(jrumble_array, nullptr); - - { - std::lock_guard lk(s_write_mutex); - memcpy(jrumble, s_controller_write_payload, write_size); - } - - env->ReleaseByteArrayElements(jrumble_array, jrumble, 0); - int size = env->CallStaticIntMethod(s_adapter_class, output_func, jrumble_array); - // Netplay sends invalid data which results in size = 0x00. Ignore it. - if (size != write_size && size != 0x00) - { - ERROR_LOG_FMT(CONTROLLERINTERFACE, "error writing rumble (size: {})", size); - Reset(); - } - } - - Common::YieldCPU(); - } - - NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter write thread stopped"); -} - -static void Read() -{ - Common::SetCurrentThreadName("GC Adapter Read Thread"); - NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter read thread started"); - - bool first_read = true; - JNIEnv* env = IDCache::GetEnvForThread(); - - jfieldID payload_field = env->GetStaticFieldID(s_adapter_class, "controller_payload", "[B"); - jobject payload_object = env->GetStaticObjectField(s_adapter_class, payload_field); - auto* java_controller_payload = reinterpret_cast(&payload_object); - - // Get function pointers - jmethodID getfd_func = env->GetStaticMethodID(s_adapter_class, "GetFD", "()I"); - jmethodID input_func = env->GetStaticMethodID(s_adapter_class, "Input", "()I"); - jmethodID openadapter_func = env->GetStaticMethodID(s_adapter_class, "OpenAdapter", "()Z"); - - bool connected = env->CallStaticBooleanMethod(s_adapter_class, openadapter_func); - - if (connected) - { - s_write_adapter_thread_running.Set(true); - std::thread write_adapter_thread(Write); - - // Reset rumble once on initial reading - ResetRumble(); - - while (s_read_adapter_thread_running.IsSet()) - { - int read_size = env->CallStaticIntMethod(s_adapter_class, input_func); - - jbyte* java_data = env->GetByteArrayElements(*java_controller_payload, nullptr); - { - std::lock_guard lk(s_read_mutex); - std::copy(java_data, java_data + s_controller_payload.size(), s_controller_payload.begin()); - s_controller_payload_size = read_size; - } - env->ReleaseByteArrayElements(*java_controller_payload, java_data, 0); - - if (first_read) - { - first_read = false; - s_fd = env->CallStaticIntMethod(s_adapter_class, getfd_func); - } - - Common::YieldCPU(); - } - - // Terminate the write thread on leaving - if (s_write_adapter_thread_running.TestAndClear()) - { - s_controller_write_payload_size.store(0); - s_write_happened.Set(); // Kick the waiting event - write_adapter_thread.join(); - } - } - - s_fd = 0; - s_detected = false; - - NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter read thread stopped"); -} - -void Init() -{ - if (s_fd) - return; - - if (Core::GetState() != Core::State::Uninitialized && Core::GetState() != Core::State::Starting) - { - if ((CoreTiming::GetTicks() - s_last_init) < SystemTimers::GetTicksPerSecond()) - return; - - s_last_init = CoreTiming::GetTicks(); - } - - JNIEnv* env = IDCache::GetEnvForThread(); - - jclass adapter_class = env->FindClass("org/dolphinemu/dolphinemu/utils/Java_GCAdapter"); - s_adapter_class = reinterpret_cast(env->NewGlobalRef(adapter_class)); - - if (!s_config_callback_id) - s_config_callback_id = Config::AddConfigChangedCallback(RefreshConfig); - RefreshConfig(); - - if (UseAdapter()) - StartScanThread(); -} - -static void Setup() -{ - s_fd = 0; - s_detected = true; - - // Make sure the thread isn't in the middle of shutting down while starting a new one - if (s_read_adapter_thread_running.TestAndClear()) - s_read_adapter_thread.join(); - - s_read_adapter_thread_running.Set(true); - s_read_adapter_thread = std::thread(Read); -} - -static void Reset() -{ - if (!s_detected) - return; - - if (s_read_adapter_thread_running.TestAndClear()) - s_read_adapter_thread.join(); - - s_controller_type.fill(ControllerTypes::CONTROLLER_NONE); - - s_detected = false; - s_fd = 0; - NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter detached"); -} - -void Shutdown() -{ - StopScanThread(); - Reset(); - - if (s_config_callback_id) - { - Config::RemoveConfigChangedCallback(*s_config_callback_id); - s_config_callback_id = std::nullopt; - } -} - -void StartScanThread() -{ - if (s_adapter_detect_thread_running.IsSet()) - return; - - s_adapter_detect_thread_running.Set(true); - s_adapter_detect_thread = std::thread(ScanThreadFunc); -} - -void StopScanThread() -{ - if (s_adapter_detect_thread_running.TestAndClear()) - s_adapter_detect_thread.join(); -} - -GCPadStatus Input(int chan) -{ - if (!UseAdapter() || !s_detected || !s_fd) - return {}; - - int payload_size = 0; - std::array controller_payload_copy{}; - - { - std::lock_guard lk(s_read_mutex); - controller_payload_copy = s_controller_payload; - payload_size = s_controller_payload_size; - } - - GCPadStatus pad = {}; - if (payload_size != controller_payload_copy.size()) - { - ERROR_LOG_FMT(CONTROLLERINTERFACE, "error reading payload (size: {}, type: {:02x})", - payload_size, controller_payload_copy[0]); - Reset(); - } - else - { - bool get_origin = false; - u8 type = controller_payload_copy[1 + (9 * chan)] >> 4; - if (type != ControllerTypes::CONTROLLER_NONE && - s_controller_type[chan] == ControllerTypes::CONTROLLER_NONE) - { - ERROR_LOG_FMT(CONTROLLERINTERFACE, "New device connected to Port {} of Type: {:02x}", - chan + 1, controller_payload_copy[1 + (9 * chan)]); - get_origin = true; - } - - s_controller_type[chan] = type; - - if (s_controller_type[chan] != ControllerTypes::CONTROLLER_NONE) - { - u8 b1 = controller_payload_copy[1 + (9 * chan) + 1]; - u8 b2 = controller_payload_copy[1 + (9 * chan) + 2]; - - if (b1 & (1 << 0)) - pad.button |= PAD_BUTTON_A; - if (b1 & (1 << 1)) - pad.button |= PAD_BUTTON_B; - if (b1 & (1 << 2)) - pad.button |= PAD_BUTTON_X; - if (b1 & (1 << 3)) - pad.button |= PAD_BUTTON_Y; - - if (b1 & (1 << 4)) - pad.button |= PAD_BUTTON_LEFT; - if (b1 & (1 << 5)) - pad.button |= PAD_BUTTON_RIGHT; - if (b1 & (1 << 6)) - pad.button |= PAD_BUTTON_DOWN; - if (b1 & (1 << 7)) - pad.button |= PAD_BUTTON_UP; - - if (b2 & (1 << 0)) - pad.button |= PAD_BUTTON_START; - if (b2 & (1 << 1)) - pad.button |= PAD_TRIGGER_Z; - if (b2 & (1 << 2)) - pad.button |= PAD_TRIGGER_R; - if (b2 & (1 << 3)) - pad.button |= PAD_TRIGGER_L; - - if (get_origin) - pad.button |= PAD_GET_ORIGIN; - - pad.stickX = controller_payload_copy[1 + (9 * chan) + 3]; - pad.stickY = controller_payload_copy[1 + (9 * chan) + 4]; - pad.substickX = controller_payload_copy[1 + (9 * chan) + 5]; - pad.substickY = controller_payload_copy[1 + (9 * chan) + 6]; - pad.triggerLeft = controller_payload_copy[1 + (9 * chan) + 7]; - pad.triggerRight = controller_payload_copy[1 + (9 * chan) + 8]; - } - else - { - pad.button = PAD_ERR_STATUS; - } - } - - return pad; -} - -void Output(int chan, u8 rumble_command) -{ - if (!UseAdapter() || !s_detected || !s_fd) - return; - - // Skip over rumble commands if it has not changed or the controller is wireless - if (rumble_command != s_controller_rumble[chan] && - s_controller_type[chan] != ControllerTypes::CONTROLLER_WIRELESS) - { - s_controller_rumble[chan] = rumble_command; - unsigned char rumble[5] = {0x11, s_controller_rumble[0], s_controller_rumble[1], - s_controller_rumble[2], s_controller_rumble[3]}; - { - std::lock_guard lk(s_write_mutex); - memcpy(s_controller_write_payload, rumble, 5); - s_controller_write_payload_size.store(5); - } - s_write_happened.Set(); - } -} - -bool IsDetected(const char** error_message) -{ - return s_detected; -} -bool DeviceConnected(int chan) -{ - return s_controller_type[chan] != ControllerTypes::CONTROLLER_NONE; -} - -void ResetDeviceType(int chan) -{ - s_controller_type[chan] = ControllerTypes::CONTROLLER_NONE; -} - -bool UseAdapter() -{ - const auto& si_devices = s_config_si_device_type; - return std::any_of(std::begin(si_devices), std::end(si_devices), [](const auto device_type) { - return device_type == SerialInterface::SIDEVICE_WIIU_ADAPTER; - }); -} - -void ResetRumble() -{ - unsigned char rumble[5] = {0x11, 0, 0, 0, 0}; - { - std::lock_guard lk(s_write_mutex); - memcpy(s_controller_write_payload, rumble, 5); - s_controller_write_payload_size.store(5); - } - s_write_happened.Set(); -} - -void SetAdapterCallback(std::function func) -{ -} - -} // end of namespace GCAdapter