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android: jni: native: Consolidate emulation state into EmulationSession singleton. 

- Fixes state management issues across multiple boots.
- Fixes crashes related to unsafe access of perf stats.
merge-requests/60/head
bunnei 2023-01-22 16:56:40 +07:00
parent 6cc21a56d9
commit 1e94d16dad
1 changed files with 164 additions and 67 deletions
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231
src/android/app/src/main/jni/native.cpp
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@ -17,6 +17,7 @@
#include "core/cpu_manager.h"
#include "core/file_sys/registered_cache.h"
#include "core/file_sys/vfs_real.h"
#include "core/hid/hid_core.h"
#include "core/hle/service/filesystem/filesystem.h"
#include "core/perf_stats.h"
#include "jni/config.h"
@ -26,10 +27,139 @@
namespace {
ANativeWindow* s_surf{};
std::unique_ptr<EmuWindow_Android> emu_window;
std::atomic<bool> stop_run{true};
Core::System system_;
class EmulationSession final {
public:
EmulationSession() = default;
~EmulationSession() = default;
static EmulationSession& GetInstance() {
return s_instance;
}
const Core::System& System() const {
return system;
}
Core::System& System() {
return system;
}
const EmuWindow_Android& Window() const {
return *window;
}
EmuWindow_Android& Window() {
return *window;
}
ANativeWindow* NativeWindow() const {
return native_window;
}
void SetNativeWindow(ANativeWindow* native_window_) {
native_window = native_window_;
}
bool IsRunning() const {
return system.IsPoweredOn();
}
const Core::PerfStatsResults& PerfStats() const {
std::scoped_lock perf_stats_lock(perf_stats_mutex);
return perf_stats;
}
void SurfaceChanged() {
if (!IsRunning()) {
return;
}
window->OnSurfaceChanged(native_window);
}
Core::SystemResultStatus InitializeEmulation(const std::string& filepath) {
std::scoped_lock lock(mutex);
// Loads the configuration.
Config{};
// Create the render window.
window = std::make_unique<EmuWindow_Android>(&input_subsystem, native_window);
// Initialize system.
system.SetShuttingDown(false);
system.Initialize();
system.ApplySettings();
system.HIDCore().ReloadInputDevices();
system.SetContentProvider(std::make_unique<FileSys::ContentProviderUnion>());
system.SetFilesystem(std::make_shared<FileSys::RealVfsFilesystem>());
system.GetFileSystemController().CreateFactories(*system.GetFilesystem());
// Load the ROM.
const Core::SystemResultStatus load_result{system.Load(EmulationSession::GetInstance().Window(), filepath)};
if (load_result != Core::SystemResultStatus::Success) {
return load_result;
}
// Complete initialization.
system.GPU().Start();
system.GetCpuManager().OnGpuReady();
system.RegisterExitCallback([&] { HaltEmulation(); });
return Core::SystemResultStatus::Success;
}
void ShutdownEmulation() {
std::scoped_lock lock(mutex);
// Unload user input.
system.HIDCore().UnloadInputDevices();
// Shutdown the main emulated process
system.DetachDebugger();
system.ShutdownMainProcess();
detached_tasks.WaitForAllTasks();
// Tear down the render window.
window.reset();
}
void HaltEmulation() {
cv.notify_one();
}
void RunEmulation() {
std::unique_lock lock(mutex);
void(system.Run());
if (system.DebuggerEnabled()) {
system.InitializeDebugger();
}
while (cv.wait_for(lock, std::chrono::seconds (1)) == std::cv_status::timeout) {
std::scoped_lock perf_stats_lock(perf_stats_mutex);
perf_stats = system.GetAndResetPerfStats();
}
}
private:
static EmulationSession s_instance;
ANativeWindow* native_window{};
InputCommon::InputSubsystem input_subsystem;
Common::DetachedTasks detached_tasks;
Core::System system;
Core::PerfStatsResults perf_stats{};
mutable std::mutex perf_stats_mutex;
std::unique_ptr<EmuWindow_Android> window;
std::mutex mutex;
std::condition_variable_any cv;
};
/*static*/ EmulationSession EmulationSession::s_instance;
std::string UTF16ToUTF8(std::u16string_view input) {
std::wstring_convert<std::codecvt_utf8_utf16<char16_t>, char16_t> convert;
@ -56,7 +186,6 @@ static Core::SystemResultStatus RunEmulation(const std::string& filepath) {
Common::Log::Initialize();
Common::Log::SetColorConsoleBackendEnabled(true);
Common::Log::Start();
Common::DetachedTasks detached_tasks;
MicroProfileOnThreadCreate("EmuThread");
SCOPE_EXIT({ MicroProfileShutdown(); });
@ -68,46 +197,13 @@ static Core::SystemResultStatus RunEmulation(const std::string& filepath) {
return Core::SystemResultStatus::ErrorLoader;
}
// Loads the configuration.
Config{};
system_.Initialize();
system_.ApplySettings();
InputCommon::InputSubsystem input_subsystem{};
emu_window = std::make_unique<EmuWindow_Android>(&input_subsystem, s_surf);
system_.SetContentProvider(std::make_unique<FileSys::ContentProviderUnion>());
system_.SetFilesystem(std::make_shared<FileSys::RealVfsFilesystem>());
system_.GetFileSystemController().CreateFactories(*system_.GetFilesystem());
const Core::SystemResultStatus load_result{system_.Load(*emu_window, filepath)};
if (load_result != Core::SystemResultStatus::Success) {
return load_result;
const auto result = EmulationSession::GetInstance().InitializeEmulation(filepath);
if (result != Core::SystemResultStatus::Success) {
return result;
}
system_.GPU().Start();
system_.GetCpuManager().OnGpuReady();
system_.RegisterExitCallback([&] { exit(0); });
void(system_.Run());
if (system_.DebuggerEnabled()) {
system_.InitializeDebugger();
}
stop_run = false;
while (!stop_run) {
std::this_thread::sleep_for(std::chrono::seconds(1));
}
system_.DetachDebugger();
void(system_.Pause());
system_.ShutdownMainProcess();
detached_tasks.WaitForAllTasks();
EmulationSession::GetInstance().RunEmulation();
EmulationSession::GetInstance().ShutdownEmulation();
return Core::SystemResultStatus::Success;
}
@ -117,22 +213,15 @@ extern "C" {
void Java_org_yuzu_yuzu_1emu_NativeLibrary_SurfaceChanged(JNIEnv* env,
[[maybe_unused]] jclass clazz,
jobject surf) {
s_surf = ANativeWindow_fromSurface(env, surf);
if (emu_window) {
emu_window->OnSurfaceChanged(s_surf);
}
LOG_INFO(Frontend, "surface changed");
EmulationSession::GetInstance().SetNativeWindow(ANativeWindow_fromSurface(env, surf));
EmulationSession::GetInstance().SurfaceChanged();
}
void Java_org_yuzu_yuzu_1emu_NativeLibrary_SurfaceDestroyed(JNIEnv* env,
[[maybe_unused]] jclass clazz) {
ANativeWindow_release(s_surf);
s_surf = nullptr;
if (emu_window) {
emu_window->OnSurfaceChanged(s_surf);
}
ANativeWindow_release(EmulationSession::GetInstance().NativeWindow());
EmulationSession::GetInstance().SetNativeWindow(nullptr);
EmulationSession::GetInstance().SurfaceChanged();
}
void Java_org_yuzu_yuzu_1emu_NativeLibrary_DoFrame(JNIEnv* env, [[maybe_unused]] jclass clazz) {}
@ -153,18 +242,22 @@ void Java_org_yuzu_yuzu_1emu_NativeLibrary_PauseEmulation([[maybe_unused]] JNIEn
[[maybe_unused]] jclass clazz) {}
void Java_org_yuzu_yuzu_1emu_NativeLibrary_StopEmulation([[maybe_unused]] JNIEnv* env,
[[maybe_unused]] jclass clazz) {}
[[maybe_unused]] jclass clazz) {
EmulationSession::GetInstance().HaltEmulation();
}
jboolean Java_org_yuzu_yuzu_1emu_NativeLibrary_IsRunning([[maybe_unused]] JNIEnv* env,
[[maybe_unused]] jclass clazz) {
return static_cast<jboolean>(!stop_run);
return static_cast<jboolean>(EmulationSession::GetInstance().IsRunning());
}
jboolean Java_org_yuzu_yuzu_1emu_NativeLibrary_onGamePadEvent([[maybe_unused]] JNIEnv* env,
[[maybe_unused]] jclass clazz,
[[maybe_unused]] jstring j_device,
jint j_button, jint action) {
emu_window->OnGamepadEvent(j_button, action != 0);
if (EmulationSession::GetInstance().IsRunning()) {
EmulationSession::GetInstance().Window().OnGamepadEvent(j_button, action != 0);
}
return static_cast<jboolean>(true);
}
@ -183,7 +276,10 @@ jboolean Java_org_yuzu_yuzu_1emu_NativeLibrary_onGamePadMoveEvent([[maybe_unused
x /= r;
y /= r;
}
emu_window->OnGamepadMoveEvent(x, y);
if (EmulationSession::GetInstance().IsRunning()) {
EmulationSession::GetInstance().Window().OnGamepadMoveEvent(x, y);
}
return static_cast<jboolean>(false);
}
@ -198,13 +294,18 @@ jboolean Java_org_yuzu_yuzu_1emu_NativeLibrary_onTouchEvent([[maybe_unused]] JNI
[[maybe_unused]] jclass clazz,
jfloat x, jfloat y,
jboolean pressed) {
return static_cast<jboolean>(emu_window->OnTouchEvent(x, y, pressed));
if (EmulationSession::GetInstance().IsRunning()) {
return static_cast<jboolean>(EmulationSession::GetInstance().Window().OnTouchEvent(x, y, pressed));
}
return static_cast<jboolean>(false);
}
void Java_org_yuzu_yuzu_1emu_NativeLibrary_onTouchMoved([[maybe_unused]] JNIEnv* env,
[[maybe_unused]] jclass clazz, jfloat x,
jfloat y) {
emu_window->OnTouchMoved(x, y);
if (EmulationSession::GetInstance().IsRunning()) {
EmulationSession::GetInstance().Window().OnTouchMoved(x, y);
}
}
jintArray Java_org_yuzu_yuzu_1emu_NativeLibrary_GetIcon([[maybe_unused]] JNIEnv* env,
@ -309,8 +410,8 @@ jdoubleArray Java_org_yuzu_yuzu_1emu_NativeLibrary_GetPerfStats([[maybe_unused]]
[[maybe_unused]] jclass clazz) {
jdoubleArray j_stats = env->NewDoubleArray(4);
if (!stop_run && system_.IsPoweredOn()) {
const auto results = system_.GetAndResetPerfStats();
if (EmulationSession::GetInstance().IsRunning()) {
const auto results = EmulationSession::GetInstance().PerfStats();
// Converting the structure into an array makes it easier to pass it to the frontend
double stats[4] = {results.system_fps, results.average_game_fps, results.frametime,
@ -330,10 +431,6 @@ void Java_org_yuzu_yuzu_1emu_NativeLibrary_Run__Ljava_lang_String_2([[maybe_unus
jstring j_path) {
const std::string path = GetJString(env, j_path);
if (!stop_run) {
stop_run = true;
}
const Core::SystemResultStatus result{RunEmulation(path)};
if (result != Core::SystemResultStatus::Success) {
env->CallStaticVoidMethod(IDCache::GetNativeLibraryClass(),