RetroArch/frontend/frontend_android.c
2013-07-24 16:50:22 +02:00

484 lines
16 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2013 - Hans-Kristian Arntzen
* Copyright (C) 2011-2013 - Daniel De Matteis
* Copyright (C) 2012-2013 - Michael Lelli
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
#include <string.h>
#include <sys/resource.h>
#include "frontend_android.h"
#include "../android/native/jni/jni_macros.h"
#include "../general.h"
#include "../performance.h"
#include "../driver.h"
#include "menu/rmenu.h"
#include "../config.def.h"
struct android_app *g_android;
static void print_cur_config (void *data)
{
struct android_app *android_app = (struct android_app*)data;
char lang[2], country[2];
AConfiguration_getLanguage(android_app->config, lang);
AConfiguration_getCountry(android_app->config, country);
RARCH_LOG("Config: mcc=%d mnc=%d lang=%c%c cnt=%c%c orien=%d touch=%d dens=%d "
"keys=%d nav=%d keysHid=%d navHid=%d sdk=%d size=%d long=%d "
"modetype=%d modenight=%d\n",
AConfiguration_getMcc(android_app->config),
AConfiguration_getMnc(android_app->config),
lang[0], lang[1], country[0], country[1],
AConfiguration_getOrientation(android_app->config),
AConfiguration_getTouchscreen(android_app->config),
AConfiguration_getDensity(android_app->config),
AConfiguration_getKeyboard(android_app->config),
AConfiguration_getNavigation(android_app->config),
AConfiguration_getKeysHidden(android_app->config),
AConfiguration_getNavHidden(android_app->config),
AConfiguration_getSdkVersion(android_app->config),
AConfiguration_getScreenSize(android_app->config),
AConfiguration_getScreenLong(android_app->config),
AConfiguration_getUiModeType(android_app->config),
AConfiguration_getUiModeNight(android_app->config));
}
static bool android_run_events (void *data)
{
int id = ALooper_pollOnce(-1, NULL, NULL, NULL);
if (id == LOOPER_ID_MAIN)
engine_handle_cmd();
// Check if we are exiting.
if (g_extern.lifecycle_state & (1ULL << RARCH_QUIT_KEY))
return false;
return true;
}
static void jni_get (void *data_in, void *data_out)
{
struct jni_params *in_params = (struct jni_params*)data_in;
struct jni_out_params_char *out_args = (struct jni_out_params_char*)data_out;
char obj_method_name[128];
char obj_method_signature[128];
jclass class_ptr = NULL;
jobject obj = NULL;
jmethodID giid = NULL;
jstring ret_char;
snprintf(obj_method_name, sizeof(obj_method_name), "getStringExtra");
snprintf(obj_method_signature, sizeof(obj_method_signature), "(Ljava/lang/String;)Ljava/lang/String;");
GET_OBJECT_CLASS(in_params->env, class_ptr, in_params->class_obj);
GET_METHOD_ID(in_params->env, giid, class_ptr, in_params->method_name, in_params->method_signature);
CALL_OBJ_METHOD(in_params->env, obj, in_params->class_obj, giid);
GET_OBJECT_CLASS(in_params->env, class_ptr, obj);
GET_METHOD_ID(in_params->env, giid, class_ptr, obj_method_name, obj_method_signature);
CALL_OBJ_METHOD_PARAM(in_params->env, ret_char, obj, giid, (*in_params->env)->NewStringUTF(in_params->env, out_args->in));
if (giid != NULL && ret_char)
{
const char *test_argv = (*in_params->env)->GetStringUTFChars(in_params->env, ret_char, 0);
strncpy(out_args->out, test_argv, out_args->out_sizeof);
(*in_params->env)->ReleaseStringUTFChars(in_params->env, ret_char, test_argv);
}
}
static bool android_app_start_main(struct android_app *android_app)
{
struct jni_params in_params;
struct jni_out_params_char out_args;
bool ret = false;
in_params.java_vm = android_app->activity->vm;
in_params.class_obj = android_app->activity->clazz;
strlcpy(in_params.method_name, "getIntent", sizeof(in_params.method_name));
strlcpy(in_params.method_signature, "()Landroid/content/Intent;", sizeof(in_params.method_signature));
(*in_params.java_vm)->AttachCurrentThread(in_params.java_vm, &in_params.env, 0);
// ROM
out_args.out = g_extern.fullpath;
out_args.out_sizeof = sizeof(g_extern.fullpath);
strlcpy(out_args.in, "ROM", sizeof(out_args.in));
jni_get(&in_params, &out_args);
// libretro
out_args.out = g_settings.libretro;
out_args.out_sizeof = sizeof(g_settings.libretro);
strlcpy(out_args.in, "LIBRETRO", sizeof(out_args.in));
jni_get(&in_params, &out_args);
// Config file
out_args.out = g_extern.config_path;
out_args.out_sizeof = sizeof(g_extern.config_path);
strlcpy(out_args.in, "CONFIGFILE", sizeof(out_args.in));
jni_get(&in_params, &out_args);
// Current IME
out_args.out = android_app->current_ime;
out_args.out_sizeof = sizeof(android_app->current_ime);
strlcpy(out_args.in, "IME", sizeof(out_args.in));
jni_get(&in_params, &out_args);
(*in_params.java_vm)->DetachCurrentThread(in_params.java_vm);
RARCH_LOG("Checking arguments passed ...\n");
RARCH_LOG("ROM Filename: [%s].\n", g_extern.fullpath);
RARCH_LOG("Libretro path: [%s].\n", g_settings.libretro);
RARCH_LOG("Config file: [%s].\n", g_extern.config_path);
RARCH_LOG("Current IME: [%s].\n", android_app->current_ime);
config_load();
menu_init();
ret = load_menu_game();
if (ret)
g_extern.lifecycle_mode_state |= (1ULL << MODE_GAME);
return ret;
}
static void *android_app_entry(void *data)
{
struct android_app* android_app = (struct android_app*)data;
android_app->config = AConfiguration_new();
AConfiguration_fromAssetManager(android_app->config, android_app->activity->assetManager);
print_cur_config(android_app);
ALooper* looper = ALooper_prepare(ALOOPER_PREPARE_ALLOW_NON_CALLBACKS);
ALooper_addFd(looper, android_app->msgread, LOOPER_ID_MAIN, ALOOPER_EVENT_INPUT, NULL, NULL);
android_app->looper = looper;
pthread_mutex_lock(&android_app->mutex);
android_app->running = 1;
pthread_cond_broadcast(&android_app->cond);
pthread_mutex_unlock(&android_app->mutex);
memset(&g_android, 0, sizeof(g_android));
g_android = android_app;
RARCH_LOG("Native Activity started.\n");
rarch_main_clear_state();
while (!android_app->window)
{
if (!android_run_events(android_app))
goto exit;
}
rarch_init_msg_queue();
if (!android_app_start_main(android_app))
{
g_settings.input.overlay[0] = 0;
// threaded video doesn't work right for just displaying one frame
g_settings.video.threaded = false;
init_drivers();
driver.video_poke->set_aspect_ratio(driver.video_data, ASPECT_RATIO_SQUARE);
rarch_render_cached_frame();
sleep(2);
goto exit;
}
if (!g_extern.libretro_dummy)
menu_rom_history_push_current();
for (;;)
{
if (g_extern.system.shutdown)
break;
else if (g_extern.lifecycle_mode_state & (1ULL << MODE_LOAD_GAME))
{
load_menu_game_prepare();
// If ROM load fails, we exit RetroArch. On console it might make more sense to go back to menu though ...
if (load_menu_game())
g_extern.lifecycle_mode_state |= (1ULL << MODE_GAME);
else
{
#ifdef RARCH_CONSOLE
g_extern.lifecycle_mode_state |= (1ULL << MODE_MENU);
#else
return NULL;
#endif
}
g_extern.lifecycle_mode_state &= ~(1ULL << MODE_LOAD_GAME);
}
else if (g_extern.lifecycle_mode_state & (1ULL << MODE_GAME))
{
driver.input->poll(NULL);
if (driver.video_poke->set_aspect_ratio)
driver.video_poke->set_aspect_ratio(driver.video_data, g_settings.video.aspect_ratio_idx);
// Main loop
while (rarch_main_iterate());
g_extern.lifecycle_mode_state &= ~(1ULL << MODE_GAME);
}
else if(g_extern.lifecycle_mode_state & (1ULL << MODE_MENU))
{
g_extern.lifecycle_mode_state |= (1ULL << MODE_MENU_PREINIT);
// Menu should always run with vsync on
video_set_nonblock_state_func(false);
if (driver.audio_data)
audio_stop_func();
while((input_key_pressed_func(RARCH_PAUSE_TOGGLE)) ?
android_run_events(android_app) : menu_iterate());
driver_set_nonblock_state(driver.nonblock_state);
if (driver.audio_data && !audio_start_func())
{
RARCH_ERR("Failed to resume audio driver. Will continue without audio.\n");
g_extern.audio_active = false;
}
g_extern.lifecycle_mode_state &= ~(1ULL << MODE_MENU);
}
else
break;
}
exit:
android_app->activityState = APP_CMD_DEAD;
RARCH_LOG("Deinitializing RetroArch...\n");
menu_free();
if (g_extern.config_save_on_exit && *g_extern.config_path)
config_save_file(g_extern.config_path);
if (g_extern.main_is_init)
rarch_main_deinit();
rarch_deinit_msg_queue();
#ifdef PERF_TEST
rarch_perf_log();
#endif
rarch_main_clear_state();
RARCH_LOG("android_app_destroy!");
if (android_app->inputQueue != NULL)
AInputQueue_detachLooper(android_app->inputQueue);
AConfiguration_delete(android_app->config);
// exit() here is nasty.
// pthread_exit(NULL) or return NULL; causes hanging ...
// Should probably called ANativeActivity_finsih(), but it's bugged, it will hang our app.
exit(0);
}
static inline void android_app_write_cmd (void *data, int8_t cmd)
{
struct android_app *android_app = (struct android_app*)data;
if (write(android_app->msgwrite, &cmd, sizeof(cmd)) != sizeof(cmd))
RARCH_ERR("Failure writing android_app cmd: %s\n", strerror(errno));
}
static void android_app_set_input (void *data, AInputQueue* inputQueue)
{
struct android_app *android_app = (struct android_app*)data;
pthread_mutex_lock(&android_app->mutex);
android_app->pendingInputQueue = inputQueue;
android_app_write_cmd(android_app, APP_CMD_INPUT_CHANGED);
while (android_app->inputQueue != android_app->pendingInputQueue)
pthread_cond_wait(&android_app->cond, &android_app->mutex);
pthread_mutex_unlock(&android_app->mutex);
}
static void android_app_set_window (void *data, ANativeWindow* window)
{
struct android_app *android_app = (struct android_app*)data;
pthread_mutex_lock(&android_app->mutex);
if (android_app->pendingWindow != NULL)
android_app_write_cmd(android_app, APP_CMD_TERM_WINDOW);
android_app->pendingWindow = window;
if (window != NULL)
android_app_write_cmd(android_app, APP_CMD_INIT_WINDOW);
while (android_app->window != android_app->pendingWindow)
pthread_cond_wait(&android_app->cond, &android_app->mutex);
pthread_mutex_unlock(&android_app->mutex);
}
static void android_app_set_activity_state (void *data, int8_t cmd)
{
struct android_app *android_app = (struct android_app*)data;
pthread_mutex_lock(&android_app->mutex);
android_app_write_cmd(android_app, cmd);
while (android_app->activityState != cmd && android_app->activityState != APP_CMD_DEAD)
pthread_cond_wait(&android_app->cond, &android_app->mutex);
pthread_mutex_unlock(&android_app->mutex);
if (android_app->activityState == APP_CMD_DEAD)
RARCH_LOG("RetroArch thread is dead.\n");
}
static void onDestroy(ANativeActivity* activity)
{
RARCH_LOG("Destroy: %p\n", activity);
struct android_app* android_app = (struct android_app*)activity->instance;
RARCH_LOG("Joining with RetroArch thread.\n");
pthread_join(android_app->thread, NULL);
android_app->thread = 0;
RARCH_LOG("Joined with RetroArch thread.\n");
close(android_app->msgread);
close(android_app->msgwrite);
pthread_cond_destroy(&android_app->cond);
pthread_mutex_destroy(&android_app->mutex);
free(android_app);
}
static void onStart(ANativeActivity* activity)
{
RARCH_LOG("Start: %p\n", activity);
android_app_set_activity_state((struct android_app*)activity->instance, APP_CMD_START);
}
static void onResume(ANativeActivity* activity)
{
RARCH_LOG("Resume: %p\n", activity);
android_app_set_activity_state((struct android_app*)activity->instance, APP_CMD_RESUME);
}
static void onPause(ANativeActivity* activity)
{
RARCH_LOG("Pause: %p\n", activity);
android_app_set_activity_state((struct android_app*)activity->instance, APP_CMD_PAUSE);
}
static void onStop(ANativeActivity* activity)
{
RARCH_LOG("Stop: %p\n", activity);
android_app_set_activity_state((struct android_app*)activity->instance, APP_CMD_STOP);
}
static void onConfigurationChanged (ANativeActivity *activity)
{
struct android_app* android_app = (struct android_app*)activity->instance;
RARCH_LOG("ConfigurationChanged: %p\n", activity);
android_app_write_cmd(android_app, APP_CMD_CONFIG_CHANGED);
}
static void onWindowFocusChanged(ANativeActivity* activity, int focused)
{
RARCH_LOG("WindowFocusChanged: %p -- %d\n", activity, focused);
android_app_write_cmd((struct android_app*)activity->instance,
focused ? APP_CMD_GAINED_FOCUS : APP_CMD_LOST_FOCUS);
}
static void onNativeWindowCreated(ANativeActivity* activity, ANativeWindow* window)
{
RARCH_LOG("NativeWindowCreated: %p -- %p\n", activity, window);
android_app_set_window((struct android_app*)activity->instance, window);
}
static void onNativeWindowDestroyed(ANativeActivity* activity, ANativeWindow* window)
{
RARCH_LOG("NativeWindowDestroyed: %p -- %p\n", activity, window);
android_app_set_window((struct android_app*)activity->instance, NULL);
}
static void onInputQueueCreated(ANativeActivity* activity, AInputQueue* queue)
{
RARCH_LOG("InputQueueCreated: %p -- %p\n", activity, queue);
android_app_set_input((struct android_app*)activity->instance, queue);
}
static void onInputQueueDestroyed(ANativeActivity* activity, AInputQueue* queue)
{
RARCH_LOG("InputQueueDestroyed: %p -- %p\n", activity, queue);
android_app_set_input((struct android_app*)activity->instance, NULL);
}
// --------------------------------------------------------------------
// Native activity interaction (called from main thread)
// --------------------------------------------------------------------
void ANativeActivity_onCreate(ANativeActivity* activity,
void* savedState, size_t savedStateSize)
{
(void)savedState;
(void)savedStateSize;
RARCH_LOG("Creating Native Activity: %p\n", activity);
activity->callbacks->onDestroy = onDestroy;
activity->callbacks->onStart = onStart;
activity->callbacks->onResume = onResume;
activity->callbacks->onSaveInstanceState = NULL;
activity->callbacks->onPause = onPause;
activity->callbacks->onStop = onStop;
activity->callbacks->onConfigurationChanged = onConfigurationChanged;
activity->callbacks->onLowMemory = NULL;
activity->callbacks->onWindowFocusChanged = onWindowFocusChanged;
activity->callbacks->onNativeWindowCreated = onNativeWindowCreated;
activity->callbacks->onNativeWindowDestroyed = onNativeWindowDestroyed;
activity->callbacks->onInputQueueCreated = onInputQueueCreated;
activity->callbacks->onInputQueueDestroyed = onInputQueueDestroyed;
// these are set only for the native activity, and are reset when it ends
ANativeActivity_setWindowFlags(activity, AWINDOW_FLAG_KEEP_SCREEN_ON | AWINDOW_FLAG_FULLSCREEN, 0);
struct android_app* android_app = (struct android_app*)malloc(sizeof(struct android_app));
memset(android_app, 0, sizeof(struct android_app));
android_app->activity = activity;
pthread_mutex_init(&android_app->mutex, NULL);
pthread_cond_init(&android_app->cond, NULL);
int msgpipe[2];
if (pipe(msgpipe))
{
RARCH_ERR("could not create pipe: %s.\n", strerror(errno));
activity->instance = NULL;
}
else
{
android_app->msgread = msgpipe[0];
android_app->msgwrite = msgpipe[1];
pthread_create(&android_app->thread, NULL, android_app_entry, android_app);
// Wait for thread to start.
pthread_mutex_lock(&android_app->mutex);
while (!android_app->running)
pthread_cond_wait(&android_app->cond, &android_app->mutex);
pthread_mutex_unlock(&android_app->mutex);
activity->instance = android_app;
}
}