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project64/Source/Android/Bridge/jniBridge.cpp

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/****************************************************************************
* *
* Project 64 - A Nintendo 64 emulator. *
* http://www.pj64-emu.com/ *
* Copyright (C) 2012 Project64. All rights reserved. *
* *
* License: *
* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
* *
****************************************************************************/
#include <stdlib.h>
#include "NotificationClass.h"
#include <Project64-core/AppInit.h>
#include <Project64-core/Version.h>
#include <Project64-core/TraceModulesProject64.h>
#include <Project64-core/Settings/SettingsClass.h>
#include <Project64-core/Settings/SettingType/SettingsType-Application.h>
#include <Project64-core/N64System/N64Class.h>
#include <Project64-core/N64System/SystemGlobals.h>
#include <Project64-core/Plugin.h>
#include <Common/Trace.h>
#include "jniBridge.h"
#include "jniBridgeSettings.h"
#include "JavaBridge.h"
#include "SyncBridge.h"
#include "UISettings.h"
#include "JavaRomList.h"
#ifdef _WIN32
#define EXPORT extern "C" __declspec(dllexport)
#define CALL __cdecl
#else
#define EXPORT extern "C" __attribute__((visibility("default")))
#define CALL
#endif
CJniBridegSettings * JniBridegSettings = NULL;
CJavaRomList * g_JavaRomList = NULL;
#ifdef ANDROID
#include <android/log.h>
class AndroidLogger : public CTraceModule
{
void Write(uint32_t module, uint8_t severity, const char * file, int line, const char * function, const char * Message)
{
switch (severity)
{
case TraceError: __android_log_print(ANDROID_LOG_ERROR, TraceModule(module), "%05d: %s: %s",CThread::GetCurrentThreadId(),function,Message); break;
case TraceWarning: __android_log_print(ANDROID_LOG_WARN, TraceModule(module), "%05d: %s: %s",CThread::GetCurrentThreadId(),function,Message); break;
case TraceNotice: __android_log_print(ANDROID_LOG_INFO, TraceModule(module), "%05d: %s: %s",CThread::GetCurrentThreadId(),function,Message); break;
case TraceInfo: __android_log_print(ANDROID_LOG_INFO, TraceModule(module), "%05d: %s: %s",CThread::GetCurrentThreadId(),function,Message); break;
case TraceDebug: __android_log_print(ANDROID_LOG_DEBUG, TraceModule(module), "%05d: %s: %s",CThread::GetCurrentThreadId(),function,Message); break;
case TraceVerbose: __android_log_print(ANDROID_LOG_VERBOSE, TraceModule(module), "%05d: %s: %s",CThread::GetCurrentThreadId(),function,Message); break;
default: __android_log_print(ANDROID_LOG_UNKNOWN, TraceModule(module), "%05d: %s: %s",CThread::GetCurrentThreadId(),function,Message); break;
}
}
};
AndroidLogger * g_Logger = NULL;
static pthread_key_t g_ThreadKey;
static JavaVM* g_JavaVM = NULL;
JavaBridge * g_JavaBridge = NULL;
SyncBridge * g_SyncBridge = NULL;
jobject g_Activity = NULL;
jobject g_GLThread = NULL;
static void Android_JNI_ThreadDestroyed(void*);
static void Android_JNI_SetupThread(void);
EXPORT jint CALL JNI_OnLoad(JavaVM* vm, void* reserved)
{
__android_log_print(ANDROID_LOG_INFO, "jniBridge", "JNI_OnLoad called");
g_JavaVM = vm;
JNIEnv *env;
if (g_JavaVM->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK)
{
__android_log_print(ANDROID_LOG_ERROR, "jniBridge", "Failed to get the environment using GetEnv()");
return -1;
}
/*
* Create mThreadKey so we can keep track of the JNIEnv assigned to each thread
* Refer to http://developer.android.com/guide/practices/design/jni.html for the rationale behind this
*/
if (pthread_key_create(&g_ThreadKey, Android_JNI_ThreadDestroyed) != 0)
{
__android_log_print(ANDROID_LOG_ERROR, "jniBridge", "Error initializing pthread key");
}
Android_JNI_SetupThread();
return JNI_VERSION_1_4;
}
std::string UISettingsLoadStringIndex(UISettingID Type, int32_t index)
{
return g_Settings->LoadStringIndex((SettingID)(FirstUISettings + Type), index);
}
void UISettingsSaveStringIndex(UISettingID Type, int32_t index, const std::string & Value)
{
g_Settings->SaveStringIndex((SettingID)(FirstUISettings + Type), index, Value);
}
void AddRecentRom(const char * ImagePath)
{
if (ImagePath == NULL) { return; }
WriteTrace(TraceUserInterface, TraceDebug, "Start (ImagePath: %s)",ImagePath);
//Get Information about the stored rom list
size_t MaxRememberedFiles = UISettingsLoadDword(File_RecentGameFileCount);
strlist RecentGames;
size_t i;
for (i = 0; i < MaxRememberedFiles; i++)
{
stdstr RecentGame = UISettingsLoadStringIndex(File_RecentGameFileIndex, i);
if (RecentGame.empty())
{
break;
}
RecentGames.push_back(RecentGame);
}
//See if the game is already in the list if so then move it to the top of the list
strlist::iterator iter;
for (iter = RecentGames.begin(); iter != RecentGames.end(); iter++)
{
if (_stricmp(ImagePath, iter->c_str()) != 0)
{
continue;
}
RecentGames.erase(iter);
break;
}
RecentGames.push_front(ImagePath);
if (RecentGames.size() > MaxRememberedFiles)
{
RecentGames.pop_back();
}
for (i = 0, iter = RecentGames.begin(); iter != RecentGames.end(); iter++, i++)
{
UISettingsSaveStringIndex(File_RecentGameFileIndex, i, *iter);
}
if (g_JavaBridge)
{
WriteTrace(TraceUserInterface, TraceDebug, "calling RecentRomsUpdated");
g_JavaBridge->RecentRomsUpdated();
}
WriteTrace(TraceUserInterface, TraceDebug, "Done");
}
void GameCpuRunning(void * /*NotUsed*/)
{
WriteTrace(TraceUserInterface, TraceDebug, "Start");
bool Running = g_Settings->LoadBool(GameRunning_CPU_Running);
WriteTrace(TraceUserInterface, TraceDebug, Running ? "Game Started" : "Game Stopped");
if (Running)
{
stdstr FileLoc = g_Settings->LoadStringVal(Game_File);
if (FileLoc.length() > 0)
{
AddRecentRom(FileLoc.c_str());
}
g_System->RefreshGameSettings();
}
else
{
JNIEnv *env = Android_JNI_GetEnv();
if (env != NULL)
{
if (g_JavaBridge)
{
WriteTrace(TraceUserInterface, TraceDebug, "Notify java emulation stopped");
g_JavaBridge->EmulationStopped();
}
else
{
WriteTrace(TraceUserInterface, TraceError, "No Java bridge");
}
// call in to java that emulation done
WriteTrace(TraceUserInterface, TraceDebug, "clean up global activity");
env->DeleteGlobalRef(g_Activity);
g_Activity = NULL;
WriteTrace(TraceUserInterface, TraceDebug, "clean up global gl thread");
if (g_JavaBridge)
{
g_JavaBridge->GfxThreadDone();
}
env->DeleteGlobalRef(g_GLThread);
g_GLThread = NULL;
}
else
{
WriteTrace(TraceUserInterface, TraceError, "Failed to get java environment");
}
}
WriteTrace(TraceUserInterface, TraceDebug, "Done");
}
EXPORT jboolean CALL Java_emu_project64_jni_NativeExports_appInit(JNIEnv* env, jclass cls, jstring BaseDir)
{
if (g_Logger == NULL)
{
g_Logger = new AndroidLogger();
}
TraceAddModule(g_Logger);
Notify().DisplayMessage(10, " ____ _ __ _____ __ __");
Notify().DisplayMessage(10, " / __ \\_________ (_)__ _____/ /_/ ___// // /");
Notify().DisplayMessage(10, " / /_/ / ___/ __ \\ / / _ \\/ ___/ __/ __ \\/ // /_");
Notify().DisplayMessage(10, " / ____/ / / /_/ / / / __/ /__/ /_/ /_/ /__ __/");
Notify().DisplayMessage(10, "/_/ /_/ \\____/_/ /\\___/\\___/\\__/\\____/ /_/");
Notify().DisplayMessage(10, " /___/");
Notify().DisplayMessage(10, "http://www.pj64-emu.com/");
Notify().DisplayMessage(10, stdstr_f("%s Version %s", VER_FILE_DESCRIPTION_STR, VER_FILE_VERSION_STR).c_str());
Notify().DisplayMessage(10, "");
if (g_JavaVM == NULL)
{
Notify().DisplayError("No java VM");
return false;
}
const char *baseDir = env->GetStringUTFChars(BaseDir, 0);
bool res = AppInit(&Notify(), baseDir, 0, NULL);
env->ReleaseStringUTFChars(BaseDir, baseDir);
if (res)
{
g_JavaBridge = new JavaBridge(g_JavaVM);
g_SyncBridge = new SyncBridge(g_JavaBridge);
g_Plugins->SetRenderWindows(g_JavaBridge, g_SyncBridge);
JniBridegSettings = new CJniBridegSettings();
RegisterUISettings();
g_Settings->RegisterChangeCB(GameRunning_CPU_Running, NULL, (CSettings::SettingChangedFunc)GameCpuRunning);
}
else
{
AppCleanup();
}
return res;
}
EXPORT jstring CALL Java_emu_project64_jni_NativeExports_appVersion(JNIEnv* env, jclass cls)
{
return env->NewStringUTF(VER_FILE_VERSION_STR);
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_SettingsSaveBool(JNIEnv* env, jclass cls, int Type, jboolean Value)
{
WriteTrace(TraceUserInterface, TraceDebug, "Saving %d value: %s",Type,Value ? "true" : "false");
g_Settings->SaveBool((SettingID)Type, Value);
CSettings::FlushSettings(g_Settings);
WriteTrace(TraceUserInterface, TraceDebug, "Saved");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_SettingsSaveDword(JNIEnv* env, jclass cls, int Type, int Value)
{
WriteTrace(TraceUserInterface, TraceDebug, "Saving %d value: 0x%X", Type, Value);
g_Settings->SaveDword((SettingID)Type, Value);
CSettings::FlushSettings(g_Settings);
WriteTrace(TraceUserInterface, TraceDebug, "Saved");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_SettingsSaveString(JNIEnv* env, jclass cls, int Type, jstring Buffer)
{
const char *value = env->GetStringUTFChars(Buffer, 0);
WriteTrace(TraceUserInterface, TraceDebug, "Saving %d value: %s",Type,value);
g_Settings->SaveString((SettingID)Type, value);
CSettings::FlushSettings(g_Settings);
WriteTrace(TraceUserInterface, TraceDebug, "Saved");
env->ReleaseStringUTFChars(Buffer, value);
}
EXPORT jboolean CALL Java_emu_project64_jni_NativeExports_SettingsLoadBool(JNIEnv* env, jclass cls, int Type)
{
return g_Settings->LoadBool((SettingID)Type);
}
EXPORT jint CALL Java_emu_project64_jni_NativeExports_SettingsLoadDword(JNIEnv* env, jclass cls, int Type)
{
return g_Settings->LoadDword((SettingID)Type);
}
EXPORT jstring CALL Java_emu_project64_jni_NativeExports_SettingsLoadString(JNIEnv* env, jclass cls, int Type)
{
return env->NewStringUTF(g_Settings->LoadStringVal((SettingID)Type).c_str());
}
EXPORT jboolean CALL Java_emu_project64_jni_NativeExports_IsSettingSet(JNIEnv* env, jclass cls, int Type)
{
return g_Settings->IsSettingSet((SettingID)Type);
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_LoadRomList(JNIEnv* env, jclass cls)
{
WriteTrace(TraceUserInterface, TraceDebug, "start");
if (g_JavaRomList == NULL)
{
g_JavaRomList = new CJavaRomList;
}
g_JavaRomList->LoadRomList();
WriteTrace(TraceUserInterface, TraceDebug, "Done");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_LoadGame(JNIEnv* env, jclass cls, jstring FileLoc)
{
const char *fileLoc = env->GetStringUTFChars(FileLoc, 0);
WriteTrace(TraceUserInterface, TraceDebug, "FileLoc: %s",fileLoc);
g_Settings->SaveBool(Setting_AutoStart,false);
CN64System::RunFileImage(fileLoc);
env->ReleaseStringUTFChars(FileLoc, fileLoc);
WriteTrace(TraceUserInterface, TraceDebug, "Image loaded");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_StartGame(JNIEnv* env, jclass cls, jobject activity, jobject GLThread)
{
g_Activity = env->NewGlobalRef(activity);
g_GLThread = env->NewGlobalRef(GLThread);
g_BaseSystem->StartEmulation(true);
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_RefreshRomDir(JNIEnv* env, jclass cls, jstring RomDir, jboolean Recursive)
{
const char *romDir = env->GetStringUTFChars(RomDir, 0);
WriteTrace(TraceUserInterface, TraceDebug, "romDir = %s Recursive = %s", romDir, Recursive ? "true" : "false");
g_Settings->SaveString(RomList_GameDir,romDir);
g_Settings->SaveBool(RomList_GameDirRecursive,Recursive);
env->ReleaseStringUTFChars(RomDir, romDir);
if (g_JavaRomList == NULL)
{
g_JavaRomList = new CJavaRomList;
}
g_JavaRomList->RefreshRomList();
WriteTrace(TraceUserInterface, TraceDebug, "Done");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_ExternalEvent(JNIEnv* env, jclass cls, int Type)
{
WriteTrace(TraceUserInterface, TraceDebug, "Start (Type: %d)",Type);
if (g_BaseSystem)
{
g_BaseSystem->ExternalEvent((SystemEvent)Type);
}
WriteTrace(TraceUserInterface, TraceDebug, "Done");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_ResetApplicationSettings(JNIEnv* env, jclass cls)
{
WriteTrace(TraceUserInterface, TraceDebug, "start");
CSettingTypeApplication::ResetAll();
WriteTrace(TraceUserInterface, TraceDebug, "Done");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_onSurfaceCreated(JNIEnv * env, jclass cls)
{
WriteTrace(TraceUserInterface, TraceDebug, "Start");
if (g_BaseSystem != NULL && g_BaseSystem->GetPlugins() != NULL && g_BaseSystem->GetPlugins()->Gfx() != NULL)
{
CGfxPlugin * GfxPlugin = g_BaseSystem->GetPlugins()->Gfx();
if (GfxPlugin->SurfaceCreated != NULL)
{
GfxPlugin->SurfaceCreated();
}
}
if (g_SyncSystem != NULL && g_SyncSystem->GetPlugins() != NULL && g_SyncSystem->GetPlugins()->Gfx() != NULL)
{
CGfxPlugin * GfxPlugin = g_SyncSystem->GetPlugins()->Gfx();
if (GfxPlugin->SurfaceCreated != NULL)
{
GfxPlugin->SurfaceCreated();
}
}
WriteTrace(TraceUserInterface, TraceDebug, "Done");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_onSurfaceChanged(JNIEnv * env, jclass cls, jint width, jint height)
{
WriteTrace(TraceUserInterface, TraceDebug, "Start");
if (g_BaseSystem != NULL && g_BaseSystem->GetPlugins() != NULL && g_BaseSystem->GetPlugins()->Gfx() != NULL)
{
CGfxPlugin * GfxPlugin = g_BaseSystem->GetPlugins()->Gfx();
if (GfxPlugin->SurfaceChanged != NULL)
{
GfxPlugin->SurfaceChanged(width,height);
}
}
if (g_SyncSystem != NULL && g_SyncSystem->GetPlugins() != NULL && g_SyncSystem->GetPlugins()->Gfx() != NULL)
{
CGfxPlugin * GfxPlugin = g_SyncSystem->GetPlugins()->Gfx();
if (GfxPlugin->SurfaceChanged != NULL)
{
GfxPlugin->SurfaceChanged(width,height);
}
}
WriteTrace(TraceUserInterface, TraceDebug, "Done");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_UISettingsSaveBool(JNIEnv* env, jclass cls, jint Type, jboolean Value)
{
WriteTrace(TraceUserInterface, TraceDebug, "Saving UI %d value: %s",Type,Value ? "true" : "false");
UISettingsSaveBool((UISettingID)Type, Value);
WriteTrace(TraceUserInterface, TraceDebug, "Saved");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_UISettingsSaveDword(JNIEnv* env, jclass cls, jint Type, jint Value)
{
WriteTrace(TraceUserInterface, TraceDebug, "Saving UI %d value: %X",Type,Value);
UISettingsSaveDword((UISettingID)Type, Value);
WriteTrace(TraceUserInterface, TraceDebug, "Saved");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_UISettingsSaveString(JNIEnv* env, jclass cls, jint Type, jstring Buffer)
{
const char *value = env->GetStringUTFChars(Buffer, 0);
WriteTrace(TraceUserInterface, TraceDebug, "Saving UI %d value: %s",Type,value);
UISettingsSaveString((UISettingID)Type, value);
WriteTrace(TraceUserInterface, TraceDebug, "Saved");
env->ReleaseStringUTFChars(Buffer, value);
}
EXPORT jboolean CALL Java_emu_project64_jni_NativeExports_UISettingsLoadBool(JNIEnv* env, jclass cls, jint Type)
{
return UISettingsLoadBool((UISettingID)Type);
}
EXPORT int CALL Java_emu_project64_jni_NativeExports_UISettingsLoadDword(JNIEnv* env, jclass cls, jint Type)
{
return UISettingsLoadDword((UISettingID)Type);
}
EXPORT jstring CALL Java_emu_project64_jni_NativeExports_UISettingsLoadString(JNIEnv* env, jclass cls, int Type)
{
return env->NewStringUTF(UISettingsLoadStringVal((UISettingID)Type).c_str());
}
EXPORT jstring CALL Java_emu_project64_jni_NativeExports_UISettingsLoadStringIndex(JNIEnv* env, jclass cls, jint Type, jint Index)
{
return env->NewStringUTF(UISettingsLoadStringIndex((UISettingID)Type, Index).c_str());
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_StopEmulation(JNIEnv* env, jclass cls)
{
WriteTrace(TraceUserInterface, TraceDebug, "Start");
if (g_BaseSystem)
{
g_BaseSystem->CloseCpu();
}
WriteTrace(TraceUserInterface, TraceDebug, "Done");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_StartEmulation(JNIEnv* env, jclass cls)
{
WriteTrace(TraceUserInterface, TraceDebug, "Start");
if (g_BaseSystem)
{
g_BaseSystem->StartEmulation(true);
}
WriteTrace(TraceUserInterface, TraceDebug, "Done");
}
EXPORT void CALL Java_emu_project64_jni_NativeExports_CloseSystem(JNIEnv* env, jclass cls)
{
WriteTrace(TraceUserInterface, TraceDebug, "Start");
g_BaseSystem->EndEmulation();
WriteTrace(TraceUserInterface, TraceDebug, "Done");
}
static void Android_JNI_ThreadDestroyed(void* value)
{
__android_log_print(ANDROID_LOG_ERROR, "Android_JNI_ThreadDestroyed", "start");
/* The thread is being destroyed, detach it from the Java VM and set the mThreadKey value to NULL as required */
JNIEnv *env = (JNIEnv*)value;
if (env != NULL)
{
g_JavaVM->DetachCurrentThread();
pthread_setspecific(g_ThreadKey, NULL);
}
__android_log_print(ANDROID_LOG_ERROR, "Android_JNI_ThreadDestroyed", "Done");
}
JNIEnv* Android_JNI_GetEnv(void)
{
/* From http://developer.android.com/guide/practices/jni.html
* All threads are Linux threads, scheduled by the kernel.
* They're usually started from managed code (using Thread.start), but they can also be created elsewhere and then
* attached to the JavaVM. For example, a thread started with pthread_create can be attached with the
* JNI AttachCurrentThread or AttachCurrentThreadAsDaemon functions. Until a thread is attached, it has no JNIEnv,
* and cannot make JNI calls.
* Attaching a natively-created thread causes a java.lang.Thread object to be constructed and added to the "main"
* ThreadGroup, making it visible to the debugger. Calling AttachCurrentThread on an already-attached thread
* is a no-op.
* Note: You can call this function any number of times for the same thread, there's no harm in it
*/
JNIEnv *env;
int status = g_JavaVM->AttachCurrentThread(&env, NULL);
if (status < 0)
{
__android_log_print(ANDROID_LOG_ERROR, "jniBridge", "failed to attach current thread");
return 0;
}
/* From http://developer.android.com/guide/practices/jni.html
* Threads attached through JNI must call DetachCurrentThread before they exit. If coding this directly is awkward,
* in Android 2.0 (Eclair) and higher you can use pthread_key_create to define a destructor function that will be
* called before the thread exits, and call DetachCurrentThread from there. (Use that key with pthread_setspecific
* to store the JNIEnv in thread-local-storage; that way it'll be passed into your destructor as the argument.)
* Note: The destructor is not called unless the stored value is != NULL
* Note: You can call this function any number of times for the same thread, there's no harm in it
* (except for some lost CPU cycles)
*/
pthread_setspecific(g_ThreadKey, (void*)env);
return env;
}
void Android_JNI_SetupThread(void)
{
Android_JNI_GetEnv();
}
#endif
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