/*************************************************************************/ /* java_godot_lib_jni.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ #include "java_godot_lib_jni.h" #include "java_godot_io_wrapper.h" #include "java_godot_wrapper.h" #include "android/asset_manager_jni.h" #include "android_keys_utils.h" #include "api/java_class_wrapper.h" #include "api/jni_singleton.h" #include "audio_driver_jandroid.h" #include "core/engine.h" #include "core/project_settings.h" #include "dir_access_jandroid.h" #include "file_access_android.h" #include "file_access_jandroid.h" #include "jni_utils.h" #include "main/input_default.h" #include "main/main.h" #include "net_socket_android.h" #include "os_android.h" #include "string_android.h" #include "thread_jandroid.h" #include static JavaClassWrapper *java_class_wrapper = NULL; static OS_Android *os_android = NULL; static GodotJavaWrapper *godot_java = NULL; static GodotIOJavaWrapper *godot_io_java = NULL; static bool initialized = false; static int step = 0; static Size2 new_size; static Vector3 accelerometer; static Vector3 gravity; static Vector3 magnetometer; static Vector3 gyroscope; static void _initialize_java_modules() { if (!ProjectSettings::get_singleton()->has_setting("android/modules")) { return; } String modules = ProjectSettings::get_singleton()->get("android/modules"); modules = modules.strip_edges(); if (modules == String()) { return; } Vector mods = modules.split(",", false); if (mods.size()) { jobject cls = godot_java->get_class_loader(); // TODO create wrapper for class loader JNIEnv *env = ThreadAndroid::get_env(); jclass classLoader = env->FindClass("java/lang/ClassLoader"); jmethodID findClass = env->GetMethodID(classLoader, "loadClass", "(Ljava/lang/String;)Ljava/lang/Class;"); for (int i = 0; i < mods.size(); i++) { String m = mods[i]; // Deprecated in Godot 3.2.2, it's now a plugin to enable in export preset. if (m == "org/godotengine/godot/GodotPaymentV3") { WARN_PRINT("GodotPaymentV3 is deprecated and is replaced by the 'GodotPayment' plugin, which should be enabled in the Android export preset."); print_line("Skipping Android module: " + m); continue; } print_line("Loading Android module: " + m); jstring strClassName = env->NewStringUTF(m.utf8().get_data()); jclass singletonClass = (jclass)env->CallObjectMethod(cls, findClass, strClassName); ERR_CONTINUE_MSG(!singletonClass, "Couldn't find singleton for class: " + m + "."); jmethodID initialize = env->GetStaticMethodID(singletonClass, "initialize", "(Landroid/app/Activity;)Lorg/godotengine/godot/Godot$SingletonBase;"); ERR_CONTINUE_MSG(!initialize, "Couldn't find proper initialize function 'public static Godot.SingletonBase Class::initialize(Activity p_activity)' initializer for singleton class: " + m + "."); jobject obj = env->CallStaticObjectMethod(singletonClass, initialize, godot_java->get_activity()); env->NewGlobalRef(obj); } } } extern "C" { JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_setVirtualKeyboardHeight(JNIEnv *env, jclass clazz, jint p_height) { if (godot_io_java) { godot_io_java->set_vk_height(p_height); } } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_initialize(JNIEnv *env, jclass clazz, jobject activity, jobject p_asset_manager, jboolean p_use_apk_expansion) { initialized = true; JavaVM *jvm; env->GetJavaVM(&jvm); // create our wrapper classes godot_java = new GodotJavaWrapper(env, activity); // our activity is our godot instance is our activity.. godot_io_java = new GodotIOJavaWrapper(env, godot_java->get_member_object("io", "Lorg/godotengine/godot/GodotIO;", env)); ThreadAndroid::make_default(jvm); #ifdef USE_JAVA_FILE_ACCESS FileAccessJAndroid::setup(godot_io_java->get_instance()); #else jobject amgr = env->NewGlobalRef(p_asset_manager); FileAccessAndroid::asset_manager = AAssetManager_fromJava(env, amgr); #endif DirAccessJAndroid::setup(godot_io_java->get_instance()); AudioDriverAndroid::setup(godot_io_java->get_instance()); NetSocketAndroid::setup(godot_java->get_member_object("netUtils", "Lorg/godotengine/godot/utils/GodotNetUtils;", env)); os_android = new OS_Android(godot_java, godot_io_java, p_use_apk_expansion); char wd[500]; getcwd(wd, 500); godot_java->on_video_init(env); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_ondestroy(JNIEnv *env, jclass clazz, jobject activity) { // lets cleanup if (godot_io_java) { delete godot_io_java; } if (godot_java) { delete godot_java; } if (os_android) { delete os_android; } } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_setup(JNIEnv *env, jclass clazz, jobjectArray p_cmdline) { ThreadAndroid::setup_thread(); const char **cmdline = NULL; jstring *j_cmdline = NULL; int cmdlen = 0; if (p_cmdline) { cmdlen = env->GetArrayLength(p_cmdline); if (cmdlen) { cmdline = (const char **)malloc((cmdlen + 1) * sizeof(const char *)); cmdline[cmdlen] = NULL; j_cmdline = (jstring *)malloc(cmdlen * sizeof(jstring)); for (int i = 0; i < cmdlen; i++) { jstring string = (jstring)env->GetObjectArrayElement(p_cmdline, i); const char *rawString = env->GetStringUTFChars(string, 0); cmdline[i] = rawString; j_cmdline[i] = string; } } } Error err = Main::setup("apk", cmdlen, (char **)cmdline, false); if (cmdline) { if (j_cmdline) { for (int i = 0; i < cmdlen; ++i) { env->ReleaseStringUTFChars(j_cmdline[i], cmdline[i]); } free(j_cmdline); } free(cmdline); } if (err != OK) { return; //should exit instead and print the error } java_class_wrapper = memnew(JavaClassWrapper(godot_java->get_activity())); ClassDB::register_class(); _initialize_java_modules(); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_resize(JNIEnv *env, jclass clazz, jint width, jint height) { if (os_android) os_android->set_display_size(Size2(width, height)); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_newcontext(JNIEnv *env, jclass clazz, jboolean p_32_bits) { if (os_android) { if (step == 0) { // During startup os_android->set_context_is_16_bits(!p_32_bits); } else { // GL context recreated because it was lost; restart app to let it reload everything os_android->main_loop_end(); godot_java->restart(env); step = -1; // Ensure no further steps are attempted } } } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_back(JNIEnv *env, jclass clazz) { if (step == 0) return; os_android->main_loop_request_go_back(); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_step(JNIEnv *env, jclass clazz) { if (step == -1) return; if (step == 0) { // Since Godot is initialized on the UI thread, _main_thread_id was set to that thread's id, // but for Godot purposes, the main thread is the one running the game loop Main::setup2(Thread::get_caller_id()); ++step; return; } if (step == 1) { if (!Main::start()) { return; //should exit instead and print the error } os_android->main_loop_begin(); godot_java->on_godot_main_loop_started(env); ++step; } os_android->process_accelerometer(accelerometer); os_android->process_gravity(gravity); os_android->process_magnetometer(magnetometer); os_android->process_gyroscope(gyroscope); if (os_android->main_loop_iterate()) { godot_java->force_quit(env); } } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_touch(JNIEnv *env, jclass clazz, jint ev, jint pointer, jint count, jintArray positions) { if (step == 0) return; Vector points; for (int i = 0; i < count; i++) { jint p[3]; env->GetIntArrayRegion(positions, i * 3, 3, p); OS_Android::TouchPos tp; tp.pos = Point2(p[1], p[2]); tp.id = p[0]; points.push_back(tp); } os_android->process_touch(ev, pointer, points); /* if (os_android) os_android->process_touch(ev,pointer,points); */ } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_hover(JNIEnv *env, jclass clazz, jint p_type, jint p_x, jint p_y) { if (step == 0) return; os_android->process_hover(p_type, Point2(p_x, p_y)); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_doubletap(JNIEnv *env, jclass clazz, jint p_x, jint p_y) { if (step == 0) return; os_android->process_double_tap(Point2(p_x, p_y)); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_scroll(JNIEnv *env, jclass clazz, jint p_x, jint p_y) { if (step == 0) return; os_android->process_scroll(Point2(p_x, p_y)); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_joybutton(JNIEnv *env, jclass clazz, jint p_device, jint p_button, jboolean p_pressed) { if (step == 0) return; OS_Android::JoypadEvent jevent; jevent.device = p_device; jevent.type = OS_Android::JOY_EVENT_BUTTON; jevent.index = p_button; jevent.pressed = p_pressed; os_android->process_joy_event(jevent); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_joyaxis(JNIEnv *env, jclass clazz, jint p_device, jint p_axis, jfloat p_value) { if (step == 0) return; OS_Android::JoypadEvent jevent; jevent.device = p_device; jevent.type = OS_Android::JOY_EVENT_AXIS; jevent.index = p_axis; jevent.value = p_value; os_android->process_joy_event(jevent); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_joyhat(JNIEnv *env, jclass clazz, jint p_device, jint p_hat_x, jint p_hat_y) { if (step == 0) return; OS_Android::JoypadEvent jevent; jevent.device = p_device; jevent.type = OS_Android::JOY_EVENT_HAT; int hat = 0; if (p_hat_x != 0) { if (p_hat_x < 0) hat |= InputDefault::HAT_MASK_LEFT; else hat |= InputDefault::HAT_MASK_RIGHT; } if (p_hat_y != 0) { if (p_hat_y < 0) hat |= InputDefault::HAT_MASK_UP; else hat |= InputDefault::HAT_MASK_DOWN; } jevent.hat = hat; os_android->process_joy_event(jevent); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_joyconnectionchanged(JNIEnv *env, jclass clazz, jint p_device, jboolean p_connected, jstring p_name) { if (os_android) { String name = jstring_to_string(p_name, env); os_android->joy_connection_changed(p_device, p_connected, name); } } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_key(JNIEnv *env, jclass clazz, jint p_scancode, jint p_unicode_char, jboolean p_pressed) { if (step == 0) return; Ref ievent; ievent.instance(); int val = p_unicode_char; int scancode = android_get_keysym(p_scancode); ievent->set_scancode(scancode); ievent->set_unicode(val); ievent->set_pressed(p_pressed); if (val == '\n') { ievent->set_scancode(KEY_ENTER); } else if (val == 61448) { ievent->set_scancode(KEY_BACKSPACE); ievent->set_unicode(KEY_BACKSPACE); } else if (val == 61453) { ievent->set_scancode(KEY_ENTER); ievent->set_unicode(KEY_ENTER); } else if (p_scancode == 4) { os_android->main_loop_request_go_back(); } os_android->process_event(ievent); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_accelerometer(JNIEnv *env, jclass clazz, jfloat x, jfloat y, jfloat z) { accelerometer = Vector3(x, y, z); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_gravity(JNIEnv *env, jclass clazz, jfloat x, jfloat y, jfloat z) { gravity = Vector3(x, y, z); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_magnetometer(JNIEnv *env, jclass clazz, jfloat x, jfloat y, jfloat z) { magnetometer = Vector3(x, y, z); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_gyroscope(JNIEnv *env, jclass clazz, jfloat x, jfloat y, jfloat z) { gyroscope = Vector3(x, y, z); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_focusin(JNIEnv *env, jclass clazz) { if (step == 0) return; os_android->main_loop_focusin(); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_focusout(JNIEnv *env, jclass clazz) { if (step == 0) return; os_android->main_loop_focusout(); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_audio(JNIEnv *env, jclass clazz) { ThreadAndroid::setup_thread(); AudioDriverAndroid::thread_func(env); } JNIEXPORT jstring JNICALL Java_org_godotengine_godot_GodotLib_getGlobal(JNIEnv *env, jclass clazz, jstring path) { String js = jstring_to_string(path, env); return env->NewStringUTF(ProjectSettings::get_singleton()->get(js).operator String().utf8().get_data()); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_callobject(JNIEnv *env, jclass clazz, jlong ID, jstring method, jobjectArray params) { Object *obj = ObjectDB::get_instance(ID); ERR_FAIL_COND(!obj); int res = env->PushLocalFrame(16); ERR_FAIL_COND(res != 0); String str_method = jstring_to_string(method, env); int count = env->GetArrayLength(params); Variant *vlist = (Variant *)alloca(sizeof(Variant) * count); Variant **vptr = (Variant **)alloca(sizeof(Variant *) * count); for (int i = 0; i < count; i++) { jobject obj = env->GetObjectArrayElement(params, i); Variant v; if (obj) v = _jobject_to_variant(env, obj); memnew_placement(&vlist[i], Variant); vlist[i] = v; vptr[i] = &vlist[i]; env->DeleteLocalRef(obj); }; Variant::CallError err; obj->call(str_method, (const Variant **)vptr, count, err); // something env->PopLocalFrame(NULL); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_calldeferred(JNIEnv *env, jclass clazz, jlong ID, jstring method, jobjectArray params) { Object *obj = ObjectDB::get_instance(ID); ERR_FAIL_COND(!obj); int res = env->PushLocalFrame(16); ERR_FAIL_COND(res != 0); String str_method = jstring_to_string(method, env); int count = env->GetArrayLength(params); Variant args[VARIANT_ARG_MAX]; for (int i = 0; i < MIN(count, VARIANT_ARG_MAX); i++) { jobject obj = env->GetObjectArrayElement(params, i); if (obj) args[i] = _jobject_to_variant(env, obj); env->DeleteLocalRef(obj); }; obj->call_deferred(str_method, args[0], args[1], args[2], args[3], args[4]); // something env->PopLocalFrame(NULL); } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_requestPermissionResult(JNIEnv *env, jclass clazz, jstring p_permission, jboolean p_result) { String permission = jstring_to_string(p_permission, env); if (permission == "android.permission.RECORD_AUDIO" && p_result) { AudioDriver::get_singleton()->capture_start(); } if (os_android->get_main_loop()) { os_android->get_main_loop()->emit_signal("on_request_permissions_result", permission, p_result == JNI_TRUE); } } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_onRendererResumed(JNIEnv *env, jclass clazz) { if (step == 0) return; if (os_android->get_main_loop()) { os_android->get_main_loop()->notification(MainLoop::NOTIFICATION_APP_RESUMED); } } JNIEXPORT void JNICALL Java_org_godotengine_godot_GodotLib_onRendererPaused(JNIEnv *env, jclass clazz) { if (step == 0) return; if (os_android->get_main_loop()) { os_android->get_main_loop()->notification(MainLoop::NOTIFICATION_APP_PAUSED); } } }