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dolphin/Source/Android/jni/MainAndroid.cpp

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// Copyright 2003 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <EGL/egl.h>
#include <UICommon/GameFile.h>
#include <android/log.h>
#include <android/native_window_jni.h>
#include <cinttypes>
#include <cstdio>
#include <cstdlib>
#include <jni.h>
#include <memory>
#include <mutex>
#include <optional>
#include <string>
#include <thread>
#include <utility>
#include "Common/AndroidAnalytics.h"
#include "Common/CPUDetect.h"
#include "Common/CommonPaths.h"
#include "Common/CommonTypes.h"
#include "Common/Event.h"
#include "Common/FileUtil.h"
#include "Common/Logging/LogManager.h"
#include "Common/MsgHandler.h"
#include "Common/Version.h"
#include "Common/WindowSystemInfo.h"
#include "Core/Analytics.h"
#include "Core/Boot/Boot.h"
#include "Core/BootManager.h"
#include "Core/ConfigLoaders/GameConfigLoader.h"
#include "Core/ConfigManager.h"
#include "Core/Core.h"
#include "Core/HW/DVD/DVDInterface.h"
#include "Core/HW/Wiimote.h"
#include "Core/HW/WiimoteReal/WiimoteReal.h"
#include "Core/Host.h"
#include "Core/PowerPC/JitInterface.h"
#include "Core/PowerPC/PowerPC.h"
#include "Core/PowerPC/Profiler.h"
#include "Core/State.h"
#include "DiscIO/Enums.h"
#include "DiscIO/Volume.h"
#include "UICommon/UICommon.h"
#include "VideoCommon/OnScreenDisplay.h"
#include "VideoCommon/RenderBase.h"
#include "VideoCommon/VideoBackendBase.h"
#include "../../Core/Common/WindowSystemInfo.h"
#include "jni/AndroidCommon/AndroidCommon.h"
#include "jni/AndroidCommon/IDCache.h"
#include "jni/ButtonManager.h"
namespace
{
static constexpr char DOLPHIN_TAG[] = "DolphinEmuNative";
ANativeWindow* s_surf;
IniFile s_ini;
// The Core only supports using a single Host thread.
// If multiple threads want to call host functions then they need to queue
// sequentially for access.
std::mutex s_host_identity_lock;
Common::Event s_update_main_frame_event;
bool s_have_wm_user_stop = false;
} // Anonymous namespace
void UpdatePointer()
{
// Update touch pointer
JNIEnv* env;
int get_env_status =
IDCache::GetJavaVM()->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6);
if (get_env_status == JNI_EDETACHED)
IDCache::GetJavaVM()->AttachCurrentThread(&env, nullptr);
env->CallStaticVoidMethod(IDCache::GetNativeLibraryClass(), IDCache::GetUpdateTouchPointer());
if (get_env_status == JNI_EDETACHED)
IDCache::GetJavaVM()->DetachCurrentThread();
}
void Host_NotifyMapLoaded()
{
}
void Host_RefreshDSPDebuggerWindow()
{
}
bool Host_UIBlocksControllerState()
{
return false;
}
void Host_Message(HostMessageID id)
{
if (id == HostMessageID::WMUserJobDispatch)
{
s_update_main_frame_event.Set();
}
else if (id == HostMessageID::WMUserStop)
{
s_have_wm_user_stop = true;
if (Core::IsRunning())
Core::QueueHostJob(&Core::Stop);
}
}
void Host_UpdateTitle(const std::string& title)
{
__android_log_write(ANDROID_LOG_INFO, DOLPHIN_TAG, title.c_str());
}
void Host_UpdateDisasmDialog()
{
}
void Host_UpdateMainFrame()
{
}
void Host_RequestRenderWindowSize(int width, int height)
{
std::thread jnicall(UpdatePointer);
jnicall.join();
}
bool Host_UINeedsControllerState()
{
return true;
}
bool Host_RendererHasFocus()
{
return true;
}
bool Host_RendererIsFullscreen()
{
return false;
}
void Host_YieldToUI()
{
}
void Host_UpdateProgressDialog(const char* caption, int position, int total)
{
}
void Host_TitleChanged()
{
}
static bool MsgAlert(const char* caption, const char* text, bool yes_no, MsgType /*style*/)
{
__android_log_print(ANDROID_LOG_ERROR, DOLPHIN_TAG, "%s:%s", caption, text);
// Associate the current Thread with the Java VM.
JNIEnv* env;
IDCache::GetJavaVM()->AttachCurrentThread(&env, nullptr);
// Execute the Java method.
jboolean result = env->CallStaticBooleanMethod(
IDCache::GetNativeLibraryClass(), IDCache::GetDisplayAlertMsg(), ToJString(env, caption),
ToJString(env, text), yes_no ? JNI_TRUE : JNI_FALSE);
// Must be called before the current thread exits; might as well do it here.
IDCache::GetJavaVM()->DetachCurrentThread();
return result != JNI_FALSE;
}
static void ReportSend(std::string endpoint, std::string report)
{
// Associate the current Thread with the Java VM.
JNIEnv* env;
IDCache::GetJavaVM()->AttachCurrentThread(&env, nullptr);
jbyteArray output_array = env->NewByteArray(report.size());
jbyte* output = env->GetByteArrayElements(output_array, nullptr);
memcpy(output, report.data(), report.size());
env->ReleaseByteArrayElements(output_array, output, 0);
env->CallStaticVoidMethod(IDCache::GetAnalyticsClass(), IDCache::GetSendAnalyticsReport(),
ToJString(env, endpoint), output_array);
IDCache::GetJavaVM()->DetachCurrentThread();
}
static std::string GetAnalyticValue(std::string key)
{
// Associate the current Thread with the Java VM.
JNIEnv* env;
bool attached = false;
int getEnvStat =
IDCache::GetJavaVM()->GetEnv(reinterpret_cast<void**>(&env), IDCache::JNI_VERSION);
if (getEnvStat == JNI_EDETACHED)
{
IDCache::GetJavaVM()->AttachCurrentThread(&env, nullptr);
attached = true;
}
jstring value = reinterpret_cast<jstring>(env->CallStaticObjectMethod(
IDCache::GetAnalyticsClass(), IDCache::GetAnalyticsValue(), ToJString(env, key)));
std::string stdvalue = GetJString(env, value);
// Only detach the thread if it wasn't already attached
if (attached)
IDCache::GetJavaVM()->DetachCurrentThread();
return stdvalue;
}
#ifdef __cplusplus
extern "C" {
#endif
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_UnPauseEmulation(JNIEnv* env,
jobject obj);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_PauseEmulation(JNIEnv* env,
jobject obj);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_StopEmulation(JNIEnv* env,
jobject obj);
JNIEXPORT jboolean JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_IsRunning(JNIEnv* env,
jobject obj);
JNIEXPORT jboolean JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_onGamePadEvent(
JNIEnv* env, jobject obj, jstring jDevice, jint Button, jint Action);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_onGamePadMoveEvent(
JNIEnv* env, jobject obj, jstring jDevice, jint Axis, jfloat Value);
JNIEXPORT jstring JNICALL
Java_org_dolphinemu_dolphinemu_NativeLibrary_GetVersionString(JNIEnv* env, jobject obj);
JNIEXPORT jstring JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_GetGitRevision(JNIEnv* env,
jobject obj);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SaveScreenShot(JNIEnv* env,
jobject obj);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_eglBindAPI(JNIEnv* env,
jobject obj,
jint api);
JNIEXPORT jstring JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_GetConfig(
JNIEnv* env, jobject obj, jstring jFile, jstring jSection, jstring jKey, jstring jDefault);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SetConfig(
JNIEnv* env, jobject obj, jstring jFile, jstring jSection, jstring jKey, jstring jValue);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SetFilename(JNIEnv* env,
jobject obj,
jstring jFile);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SaveState(JNIEnv* env,
jobject obj,
jint slot,
jboolean wait);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SaveStateAs(JNIEnv* env,
jobject obj,
jstring path,
jboolean wait);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_LoadState(JNIEnv* env,
jobject obj,
jint slot);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_LoadStateAs(JNIEnv* env,
jobject obj,
jstring path);
JNIEXPORT void JNICALL
Java_org_dolphinemu_dolphinemu_utils_DirectoryInitialization_CreateUserDirectories(JNIEnv* env,
jobject obj);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SetUserDirectory(
JNIEnv* env, jobject obj, jstring jDirectory);
JNIEXPORT jstring JNICALL
Java_org_dolphinemu_dolphinemu_NativeLibrary_GetUserDirectory(JNIEnv* env, jobject obj);
JNIEXPORT jint JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_DefaultCPUCore(JNIEnv* env,
jobject obj);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SetProfiling(JNIEnv* env,
jobject obj,
jboolean enable);
JNIEXPORT void JNICALL
Java_org_dolphinemu_dolphinemu_NativeLibrary_WriteProfileResults(JNIEnv* env, jobject obj);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_Run__Ljava_lang_String_2Z(
JNIEnv* env, jobject obj, jstring jFile, jboolean jfirstOpen);
JNIEXPORT void JNICALL
Java_org_dolphinemu_dolphinemu_NativeLibrary_Run__Ljava_lang_String_2Ljava_lang_String_2Z(
JNIEnv* env, jobject obj, jstring jFile, jstring jSavestate, jboolean jDeleteSavestate);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SurfaceChanged(JNIEnv* env,
jobject obj,
jobject surf);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SurfaceDestroyed(JNIEnv* env,
jobject obj);
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_UnPauseEmulation(JNIEnv* env,
jobject obj)
{
std::lock_guard<std::mutex> guard(s_host_identity_lock);
Core::SetState(Core::State::Running);
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_PauseEmulation(JNIEnv* env,
jobject obj)
{
std::lock_guard<std::mutex> guard(s_host_identity_lock);
Core::SetState(Core::State::Paused);
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_StopEmulation(JNIEnv* env,
jobject obj)
{
std::lock_guard<std::mutex> guard(s_host_identity_lock);
Core::Stop();
s_update_main_frame_event.Set(); // Kick the waiting event
}
JNIEXPORT jboolean JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_IsRunning(JNIEnv* env,
jobject obj)
{
return Core::IsRunning();
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_ChangeDisc(JNIEnv* env,
jobject obj,
jstring jFile);
JNIEXPORT jboolean JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_onGamePadEvent(
JNIEnv* env, jobject obj, jstring jDevice, jint Button, jint Action)
{
return ButtonManager::GamepadEvent(GetJString(env, jDevice), Button, Action);
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_onGamePadMoveEvent(
JNIEnv* env, jobject obj, jstring jDevice, jint Axis, jfloat Value)
{
ButtonManager::GamepadAxisEvent(GetJString(env, jDevice), Axis, Value);
}
JNIEXPORT jstring JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_GetVersionString(JNIEnv* env,
jobject obj)
{
return ToJString(env, Common::scm_rev_str.c_str());
}
JNIEXPORT jstring JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_GetGitRevision(JNIEnv* env,
jobject obj)
{
return ToJString(env, Common::scm_rev_git_str.c_str());
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SaveScreenShot(JNIEnv* env,
jobject obj)
{
std::lock_guard<std::mutex> guard(s_host_identity_lock);
Core::SaveScreenShot();
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_eglBindAPI(JNIEnv* env,
jobject obj,
jint api)
{
eglBindAPI(api);
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_InitGameIni(JNIEnv* env,
jobject obj,
jstring jGameID)
{
// Initialize an empty INI file
IniFile ini;
std::string gameid = GetJString(env, jGameID);
__android_log_print(ANDROID_LOG_DEBUG, "InitGameIni", "Initializing base game config file");
ini.Save(File::GetUserPath(D_GAMESETTINGS_IDX) + gameid + ".ini");
}
JNIEXPORT jstring JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_GetUserSetting(
JNIEnv* env, jobject obj, jstring jGameID, jstring jSection, jstring jKey)
{
IniFile ini;
std::string gameid = GetJString(env, jGameID);
std::string section = GetJString(env, jSection);
std::string key = GetJString(env, jKey);
ini = SConfig::GetInstance().LoadGameIni(gameid, 0);
std::string value;
ini.GetOrCreateSection(section)->Get(key, &value, "-1");
return ToJString(env, value.c_str());
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_LoadGameIniFile(JNIEnv* env,
jobject obj,
jstring jGameID)
{
std::string gameid = GetJString(env, jGameID);
s_ini.Load(File::GetUserPath(D_GAMESETTINGS_IDX) + gameid + ".ini");
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SaveGameIniFile(JNIEnv* env,
jobject obj,
jstring jGameID)
{
std::string gameid = GetJString(env, jGameID);
s_ini.Save(File::GetUserPath(D_GAMESETTINGS_IDX) + gameid + ".ini");
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SetUserSetting(
JNIEnv* env, jobject obj, jstring jGameID, jstring jSection, jstring jKey, jstring jValue)
{
std::string gameid = GetJString(env, jGameID);
std::string section = GetJString(env, jSection);
std::string key = GetJString(env, jKey);
std::string val = GetJString(env, jValue);
if (val != "-1")
{
s_ini.GetOrCreateSection(section)->Set(key, val);
}
else
{
s_ini.GetOrCreateSection(section)->Delete(key);
}
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SetProfileSetting(
JNIEnv* env, jobject obj, jstring jProfile, jstring jSection, jstring jKey, jstring jValue)
{
IniFile ini;
std::string profile = GetJString(env, jProfile);
std::string section = GetJString(env, jSection);
std::string key = GetJString(env, jKey);
std::string val = GetJString(env, jValue);
ini.Load(File::GetUserPath(D_CONFIG_IDX) + "Profiles/Wiimote/" + profile + ".ini");
if (val != "-1")
{
ini.GetOrCreateSection(section)->Set(key, val);
}
else
{
ini.GetOrCreateSection(section)->Delete(key);
}
ini.Save(File::GetUserPath(D_CONFIG_IDX) + "Profiles/Wiimote/" + profile + ".ini");
}
JNIEXPORT jstring JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_GetConfig(
JNIEnv* env, jobject obj, jstring jFile, jstring jSection, jstring jKey, jstring jDefault)
{
IniFile ini;
std::string file = GetJString(env, jFile);
std::string section = GetJString(env, jSection);
std::string key = GetJString(env, jKey);
std::string defaultValue = GetJString(env, jDefault);
ini.Load(File::GetUserPath(D_CONFIG_IDX) + std::string(file));
std::string value;
ini.GetOrCreateSection(section)->Get(key, &value, defaultValue);
return ToJString(env, value.c_str());
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SetConfig(
JNIEnv* env, jobject obj, jstring jFile, jstring jSection, jstring jKey, jstring jValue)
{
IniFile ini;
std::string file = GetJString(env, jFile);
std::string section = GetJString(env, jSection);
std::string key = GetJString(env, jKey);
std::string value = GetJString(env, jValue);
ini.Load(File::GetUserPath(D_CONFIG_IDX) + std::string(file));
ini.GetOrCreateSection(section)->Set(key, value);
ini.Save(File::GetUserPath(D_CONFIG_IDX) + std::string(file));
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SaveState(JNIEnv* env,
jobject obj,
jint slot,
jboolean wait)
{
std::lock_guard<std::mutex> guard(s_host_identity_lock);
State::Save(slot, wait);
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SaveStateAs(JNIEnv* env,
jobject obj,
jstring path,
jboolean wait)
{
std::lock_guard<std::mutex> guard(s_host_identity_lock);
State::SaveAs(GetJString(env, path), wait);
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_LoadState(JNIEnv* env,
jobject obj,
jint slot)
{
std::lock_guard<std::mutex> guard(s_host_identity_lock);
State::Load(slot);
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_LoadStateAs(JNIEnv* env,
jobject obj,
jstring path)
{
std::lock_guard<std::mutex> guard(s_host_identity_lock);
State::LoadAs(GetJString(env, path));
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_utils_DirectoryInitialization_SetSysDirectory(
JNIEnv* env, jobject obj, jstring jPath)
{
const std::string path = GetJString(env, jPath);
File::SetSysDirectory(path);
}
JNIEXPORT void JNICALL
Java_org_dolphinemu_dolphinemu_utils_DirectoryInitialization_CreateUserDirectories(JNIEnv* env,
jobject obj)
{
UICommon::CreateDirectories();
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SetUserDirectory(
JNIEnv* env, jobject obj, jstring jDirectory)
{
std::lock_guard<std::mutex> guard(s_host_identity_lock);
UICommon::SetUserDirectory(GetJString(env, jDirectory));
}
JNIEXPORT jstring JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_GetUserDirectory(JNIEnv* env,
jobject obj)
{
return ToJString(env, File::GetUserPath(D_USER_IDX).c_str());
}
JNIEXPORT jint JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_DefaultCPUCore(JNIEnv* env,
jobject obj)
{
return static_cast<jint>(PowerPC::DefaultCPUCore());
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SetProfiling(JNIEnv* env,
jobject obj,
jboolean enable)
{
std::lock_guard<std::mutex> guard(s_host_identity_lock);
Core::SetState(Core::State::Paused);
JitInterface::ClearCache();
JitInterface::SetProfilingState(enable ? JitInterface::ProfilingState::Enabled :
JitInterface::ProfilingState::Disabled);
Core::SetState(Core::State::Running);
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_WriteProfileResults(JNIEnv* env,
jobject obj)
{
std::lock_guard<std::mutex> guard(s_host_identity_lock);
std::string filename = File::GetUserPath(D_DUMP_IDX) + "Debug/profiler.txt";
File::CreateFullPath(filename);
JitInterface::WriteProfileResults(filename);
}
// Surface Handling
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SurfaceChanged(JNIEnv* env,
jobject obj,
jobject surf)
{
s_surf = ANativeWindow_fromSurface(env, surf);
if (s_surf == nullptr)
__android_log_print(ANDROID_LOG_ERROR, DOLPHIN_TAG, "Error: Surface is null.");
if (g_renderer)
g_renderer->ChangeSurface(s_surf);
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_SurfaceDestroyed(JNIEnv* env,
jobject obj)
{
if (g_renderer)
g_renderer->ChangeSurface(nullptr);
if (s_surf)
{
ANativeWindow_release(s_surf);
s_surf = nullptr;
}
}
JNIEXPORT jfloat JNICALL
Java_org_dolphinemu_dolphinemu_NativeLibrary_GetGameAspectRatio(JNIEnv* env, jobject obj)
{
return g_renderer->CalculateDrawAspectRatio();
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_RefreshWiimotes(JNIEnv* env,
jobject obj)
{
std::lock_guard<std::mutex> guard(s_host_identity_lock);
WiimoteReal::Refresh();
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_ReloadWiimoteConfig(JNIEnv* env,
jobject obj)
{
Wiimote::LoadConfig();
}
// Returns the scale factor for imgui rendering.
// Based on the scaledDensity of the device's display metrics.
static float GetRenderSurfaceScale(JNIEnv* env)
{
// NativeLibrary emulation_activity = NativeLibrary.getEmulationActivity();
jclass native_library_class = env->FindClass("org/dolphinemu/dolphinemu/NativeLibrary");
jmethodID get_emulation_activity_method =
env->GetStaticMethodID(native_library_class, "getEmulationActivity",
"()Lorg/dolphinemu/dolphinemu/activities/EmulationActivity;");
jobject emulation_activity =
env->CallStaticObjectMethod(native_library_class, get_emulation_activity_method);
// WindowManager window_manager = emulation_activity.getWindowManager();
jmethodID get_window_manager_method =
env->GetMethodID(env->GetObjectClass(emulation_activity), "getWindowManager",
"()Landroid/view/WindowManager;");
jobject window_manager = env->CallObjectMethod(emulation_activity, get_window_manager_method);
// Display display = window_manager.getDisplay();
jmethodID get_display_method = env->GetMethodID(env->GetObjectClass(window_manager),
"getDefaultDisplay", "()Landroid/view/Display;");
jobject display = env->CallObjectMethod(window_manager, get_display_method);
// DisplayMetrics metrics = new DisplayMetrics();
jclass display_metrics_class = env->FindClass("android/util/DisplayMetrics");
jmethodID display_metrics_constructor = env->GetMethodID(display_metrics_class, "<init>", "()V");
jobject metrics = env->NewObject(display_metrics_class, display_metrics_constructor);
// display.getMetrics(metrics);
jmethodID get_metrics_method = env->GetMethodID(env->GetObjectClass(display), "getMetrics",
"(Landroid/util/DisplayMetrics;)V");
env->CallVoidMethod(display, get_metrics_method, metrics);
// float scaled_density = metrics.scaledDensity;
jfieldID scaled_density_field =
env->GetFieldID(env->GetObjectClass(metrics), "scaledDensity", "F");
float scaled_density = env->GetFloatField(metrics, scaled_density_field);
__android_log_print(ANDROID_LOG_INFO, DOLPHIN_TAG, "Using %f for render surface scale.",
scaled_density);
// cleanup
env->DeleteLocalRef(metrics);
return scaled_density;
}
static void Run(JNIEnv* env, const std::vector<std::string>& paths, bool first_open,
std::optional<std::string> savestate_path = {}, bool delete_savestate = false)
{
ASSERT(!paths.empty());
__android_log_print(ANDROID_LOG_INFO, DOLPHIN_TAG, "Running : %s", paths[0].c_str());
RegisterMsgAlertHandler(&MsgAlert);
Common::AndroidSetReportHandler(&ReportSend);
DolphinAnalytics::AndroidSetGetValFunc(&GetAnalyticValue);
std::unique_lock<std::mutex> guard(s_host_identity_lock);
UICommon::Init();
if (first_open)
{
DolphinAnalytics::Instance()->ReportDolphinStart(GetAnalyticValue("DEVICE_TYPE"));
}
WiimoteReal::InitAdapterClass();
// No use running the loop when booting fails
s_have_wm_user_stop = false;
std::unique_ptr<BootParameters> boot = BootParameters::GenerateFromFile(paths, savestate_path);
boot->delete_savestate = delete_savestate;
WindowSystemInfo wsi(WindowSystemType::Android, nullptr, s_surf);
wsi.render_surface_scale = GetRenderSurfaceScale(env);
if (BootManager::BootCore(std::move(boot), wsi))
{
ButtonManager::Init(SConfig::GetInstance().GetGameID());
static constexpr int TIMEOUT = 10000;
static constexpr int WAIT_STEP = 25;
int time_waited = 0;
// A Core::CORE_ERROR state would be helpful here.
while (!Core::IsRunning() && time_waited < TIMEOUT && !s_have_wm_user_stop)
{
std::this_thread::sleep_for(std::chrono::milliseconds(WAIT_STEP));
time_waited += WAIT_STEP;
}
while (Core::IsRunning())
{
guard.unlock();
s_update_main_frame_event.Wait();
guard.lock();
Core::HostDispatchJobs();
}
}
Core::Shutdown();
ButtonManager::Shutdown();
UICommon::Shutdown();
guard.unlock();
if (s_surf)
{
ANativeWindow_release(s_surf);
s_surf = nullptr;
}
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_Run___3Ljava_lang_String_2Z(
JNIEnv* env, jobject obj, jobjectArray jPaths, jboolean jfirstOpen)
{
Run(env, JStringArrayToVector(env, jPaths), jfirstOpen);
}
JNIEXPORT void JNICALL
Java_org_dolphinemu_dolphinemu_NativeLibrary_Run___3Ljava_lang_String_2Ljava_lang_String_2Z(
JNIEnv* env, jobject obj, jobjectArray jPaths, jstring jSavestate, jboolean jDeleteSavestate)
{
Run(env, JStringArrayToVector(env, jPaths), false, GetJString(env, jSavestate), jDeleteSavestate);
}
JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_NativeLibrary_ChangeDisc(JNIEnv* env,
jobject obj,
jstring jFile)
{
const std::string path = GetJString(env, jFile);
__android_log_print(ANDROID_LOG_INFO, DOLPHIN_TAG, "Change Disc: %s", path.c_str());
Core::RunAsCPUThread([&path] { DVDInterface::ChangeDisc(path); });
}
#ifdef __cplusplus
}
#endif
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