/*************************************************************************/ /* display_server_ios.mm */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2022 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 "display_server_ios.h" #import "app_delegate.h" #include "core/config/project_settings.h" #include "core/io/file_access_pack.h" #import "device_metrics.h" #import "godot_view.h" #include "ios.h" #import "keyboard_input_view.h" #include "os_ios.h" #include "tts_ios.h" #import "view_controller.h" #import static const float kDisplayServerIOSAcceleration = 1.f; DisplayServerIOS *DisplayServerIOS::get_singleton() { return (DisplayServerIOS *)DisplayServer::get_singleton(); } DisplayServerIOS::DisplayServerIOS(const String &p_rendering_driver, WindowMode p_mode, DisplayServer::VSyncMode p_vsync_mode, uint32_t p_flags, const Vector2i *p_position, const Vector2i &p_resolution, Error &r_error) { rendering_driver = p_rendering_driver; // Init TTS tts = [[TTS_IOS alloc] init]; #if defined(GLES3_ENABLED) // FIXME: Add support for both OpenGL and Vulkan when OpenGL is implemented // again, // Note that we should be checking "opengl3" as the driver, might never enable this seeing OpenGL is deprecated on iOS // We are hardcoding the rendering_driver to "vulkan" down below if (rendering_driver == "opengl3") { bool gl_initialization_error = false; // FIXME: Add Vulkan support via MoltenVK. Add fallback code back? if (RasterizerGLES3::is_viable() == OK) { RasterizerGLES3::register_config(); RasterizerGLES3::make_current(); } else { gl_initialization_error = true; } if (gl_initialization_error) { OS::get_singleton()->alert("Your device does not support any of the supported OpenGL versions.", "Unable to initialize video driver"); // return ERR_UNAVAILABLE; } // rendering_server = memnew(RenderingServerDefault); // // FIXME: Reimplement threaded rendering // if (get_render_thread_mode() != RENDER_THREAD_UNSAFE) { // rendering_server = memnew(RenderingServerWrapMT(rendering_server, // false)); // } // rendering_server->init(); // rendering_server->cursor_set_visible(false, 0); // reset this to what it should be, it will have been set to 0 after // rendering_server->init() is called // RasterizerStorageGLES3system_fbo = gl_view_base_fb; } #endif #if defined(VULKAN_ENABLED) rendering_driver = "vulkan"; context_vulkan = nullptr; rendering_device_vulkan = nullptr; if (rendering_driver == "vulkan") { context_vulkan = memnew(VulkanContextIOS); if (context_vulkan->initialize() != OK) { memdelete(context_vulkan); context_vulkan = nullptr; ERR_FAIL_MSG("Failed to initialize Vulkan context"); } CALayer *layer = [AppDelegate.viewController.godotView initializeRenderingForDriver:@"vulkan"]; if (!layer) { ERR_FAIL_MSG("Failed to create iOS rendering layer."); } Size2i size = Size2i(layer.bounds.size.width, layer.bounds.size.height) * screen_get_max_scale(); if (context_vulkan->window_create(MAIN_WINDOW_ID, p_vsync_mode, layer, size.width, size.height) != OK) { memdelete(context_vulkan); context_vulkan = nullptr; ERR_FAIL_MSG("Failed to create Vulkan window."); } rendering_device_vulkan = memnew(RenderingDeviceVulkan); rendering_device_vulkan->initialize(context_vulkan); RendererCompositorRD::make_current(); } #endif bool keep_screen_on = bool(GLOBAL_GET("display/window/energy_saving/keep_screen_on")); screen_set_keep_on(keep_screen_on); Input::get_singleton()->set_event_dispatch_function(_dispatch_input_events); r_error = OK; } DisplayServerIOS::~DisplayServerIOS() { #if defined(VULKAN_ENABLED) if (rendering_device_vulkan) { rendering_device_vulkan->finalize(); memdelete(rendering_device_vulkan); rendering_device_vulkan = nullptr; } if (context_vulkan) { context_vulkan->window_destroy(MAIN_WINDOW_ID); memdelete(context_vulkan); context_vulkan = nullptr; } #endif } DisplayServer *DisplayServerIOS::create_func(const String &p_rendering_driver, WindowMode p_mode, DisplayServer::VSyncMode p_vsync_mode, uint32_t p_flags, const Vector2i *p_position, const Vector2i &p_resolution, Error &r_error) { return memnew(DisplayServerIOS(p_rendering_driver, p_mode, p_vsync_mode, p_flags, p_position, p_resolution, r_error)); } Vector DisplayServerIOS::get_rendering_drivers_func() { Vector drivers; #if defined(VULKAN_ENABLED) drivers.push_back("vulkan"); #endif #if defined(GLES3_ENABLED) drivers.push_back("opengl3"); #endif return drivers; } void DisplayServerIOS::register_ios_driver() { register_create_function("iOS", create_func, get_rendering_drivers_func); } // MARK: Events void DisplayServerIOS::window_set_rect_changed_callback(const Callable &p_callable, WindowID p_window) { window_resize_callback = p_callable; } void DisplayServerIOS::window_set_window_event_callback(const Callable &p_callable, WindowID p_window) { window_event_callback = p_callable; } void DisplayServerIOS::window_set_input_event_callback(const Callable &p_callable, WindowID p_window) { input_event_callback = p_callable; } void DisplayServerIOS::window_set_input_text_callback(const Callable &p_callable, WindowID p_window) { input_text_callback = p_callable; } void DisplayServerIOS::window_set_drop_files_callback(const Callable &p_callable, WindowID p_window) { // Probably not supported for iOS } void DisplayServerIOS::process_events() { Input::get_singleton()->flush_buffered_events(); } void DisplayServerIOS::_dispatch_input_events(const Ref &p_event) { DisplayServerIOS::get_singleton()->send_input_event(p_event); } void DisplayServerIOS::send_input_event(const Ref &p_event) const { _window_callback(input_event_callback, p_event); } void DisplayServerIOS::send_input_text(const String &p_text) const { _window_callback(input_text_callback, p_text); } void DisplayServerIOS::send_window_event(DisplayServer::WindowEvent p_event) const { _window_callback(window_event_callback, int(p_event)); } void DisplayServerIOS::_window_callback(const Callable &p_callable, const Variant &p_arg) const { if (!p_callable.is_null()) { const Variant *argp = &p_arg; Variant ret; Callable::CallError ce; p_callable.callp((const Variant **)&argp, 1, ret, ce); } } // MARK: - Input // MARK: Touches void DisplayServerIOS::touch_press(int p_idx, int p_x, int p_y, bool p_pressed, bool p_double_click) { Ref ev; ev.instantiate(); ev->set_index(p_idx); ev->set_pressed(p_pressed); ev->set_position(Vector2(p_x, p_y)); ev->set_double_tap(p_double_click); perform_event(ev); } void DisplayServerIOS::touch_drag(int p_idx, int p_prev_x, int p_prev_y, int p_x, int p_y) { Ref ev; ev.instantiate(); ev->set_index(p_idx); ev->set_position(Vector2(p_x, p_y)); ev->set_relative(Vector2(p_x - p_prev_x, p_y - p_prev_y)); perform_event(ev); } void DisplayServerIOS::perform_event(const Ref &p_event) { Input::get_singleton()->parse_input_event(p_event); } void DisplayServerIOS::touches_cancelled(int p_idx) { touch_press(p_idx, -1, -1, false, false); } // MARK: Keyboard void DisplayServerIOS::key(Key p_key, char32_t p_char, bool p_pressed) { Ref ev; ev.instantiate(); ev->set_echo(false); ev->set_pressed(p_pressed); ev->set_keycode(p_key); ev->set_physical_keycode(p_key); ev->set_unicode(p_char); perform_event(ev); } // MARK: Motion void DisplayServerIOS::update_gravity(float p_x, float p_y, float p_z) { Input::get_singleton()->set_gravity(Vector3(p_x, p_y, p_z)); } void DisplayServerIOS::update_accelerometer(float p_x, float p_y, float p_z) { // Found out the Z should not be negated! Pass as is! Vector3 v_accelerometer = Vector3( p_x / kDisplayServerIOSAcceleration, p_y / kDisplayServerIOSAcceleration, p_z / kDisplayServerIOSAcceleration); Input::get_singleton()->set_accelerometer(v_accelerometer); } void DisplayServerIOS::update_magnetometer(float p_x, float p_y, float p_z) { Input::get_singleton()->set_magnetometer(Vector3(p_x, p_y, p_z)); } void DisplayServerIOS::update_gyroscope(float p_x, float p_y, float p_z) { Input::get_singleton()->set_gyroscope(Vector3(p_x, p_y, p_z)); } // MARK: - bool DisplayServerIOS::has_feature(Feature p_feature) const { switch (p_feature) { // case FEATURE_CURSOR_SHAPE: // case FEATURE_CUSTOM_CURSOR_SHAPE: // case FEATURE_GLOBAL_MENU: // case FEATURE_HIDPI: // case FEATURE_ICON: // case FEATURE_IME: // case FEATURE_MOUSE: // case FEATURE_MOUSE_WARP: // case FEATURE_NATIVE_DIALOG: // case FEATURE_NATIVE_ICON: // case FEATURE_WINDOW_TRANSPARENCY: case FEATURE_CLIPBOARD: case FEATURE_KEEP_SCREEN_ON: case FEATURE_ORIENTATION: case FEATURE_TOUCHSCREEN: case FEATURE_VIRTUAL_KEYBOARD: case FEATURE_TEXT_TO_SPEECH: return true; default: return false; } } String DisplayServerIOS::get_name() const { return "iOS"; } bool DisplayServerIOS::tts_is_speaking() const { ERR_FAIL_COND_V(!tts, false); return [tts isSpeaking]; } bool DisplayServerIOS::tts_is_paused() const { ERR_FAIL_COND_V(!tts, false); return [tts isPaused]; } TypedArray DisplayServerIOS::tts_get_voices() const { ERR_FAIL_COND_V(!tts, TypedArray()); return [tts getVoices]; } void DisplayServerIOS::tts_speak(const String &p_text, const String &p_voice, int p_volume, float p_pitch, float p_rate, int p_utterance_id, bool p_interrupt) { ERR_FAIL_COND(!tts); [tts speak:p_text voice:p_voice volume:p_volume pitch:p_pitch rate:p_rate utterance_id:p_utterance_id interrupt:p_interrupt]; } void DisplayServerIOS::tts_pause() { ERR_FAIL_COND(!tts); [tts pauseSpeaking]; } void DisplayServerIOS::tts_resume() { ERR_FAIL_COND(!tts); [tts resumeSpeaking]; } void DisplayServerIOS::tts_stop() { ERR_FAIL_COND(!tts); [tts stopSpeaking]; } Rect2i DisplayServerIOS::get_display_safe_area() const { if (@available(iOS 11, *)) { UIEdgeInsets insets = UIEdgeInsetsZero; UIView *view = AppDelegate.viewController.godotView; if ([view respondsToSelector:@selector(safeAreaInsets)]) { insets = [view safeAreaInsets]; } float scale = screen_get_scale(); Size2i insets_position = Size2i(insets.left, insets.top) * scale; Size2i insets_size = Size2i(insets.left + insets.right, insets.top + insets.bottom) * scale; return Rect2i(screen_get_position() + insets_position, screen_get_size() - insets_size); } else { return Rect2i(screen_get_position(), screen_get_size()); } } int DisplayServerIOS::get_screen_count() const { return 1; } Point2i DisplayServerIOS::screen_get_position(int p_screen) const { return Size2i(); } Size2i DisplayServerIOS::screen_get_size(int p_screen) const { CALayer *layer = AppDelegate.viewController.godotView.renderingLayer; if (!layer) { return Size2i(); } return Size2i(layer.bounds.size.width, layer.bounds.size.height) * screen_get_scale(p_screen); } Rect2i DisplayServerIOS::screen_get_usable_rect(int p_screen) const { return Rect2i(screen_get_position(p_screen), screen_get_size(p_screen)); } int DisplayServerIOS::screen_get_dpi(int p_screen) const { struct utsname systemInfo; uname(&systemInfo); NSString *string = [NSString stringWithCString:systemInfo.machine encoding:NSUTF8StringEncoding]; NSDictionary *iOSModelToDPI = [GodotDeviceMetrics dpiList]; for (NSArray *keyArray in iOSModelToDPI) { if ([keyArray containsObject:string]) { NSNumber *value = iOSModelToDPI[keyArray]; return [value intValue]; } } // If device wasn't found in dictionary // make a best guess from device metrics. CGFloat scale = [UIScreen mainScreen].scale; UIUserInterfaceIdiom idiom = [UIDevice currentDevice].userInterfaceIdiom; switch (idiom) { case UIUserInterfaceIdiomPad: return scale == 2 ? 264 : 132; case UIUserInterfaceIdiomPhone: { if (scale == 3) { CGFloat nativeScale = [UIScreen mainScreen].nativeScale; return nativeScale == 3 ? 458 : 401; } return 326; } default: return 72; } } float DisplayServerIOS::screen_get_refresh_rate(int p_screen) const { return [UIScreen mainScreen].maximumFramesPerSecond; } float DisplayServerIOS::screen_get_scale(int p_screen) const { return [UIScreen mainScreen].scale; } Vector DisplayServerIOS::get_window_list() const { Vector list; list.push_back(MAIN_WINDOW_ID); return list; } DisplayServer::WindowID DisplayServerIOS::get_window_at_screen_position(const Point2i &p_position) const { return MAIN_WINDOW_ID; } int64_t DisplayServerIOS::window_get_native_handle(HandleType p_handle_type, WindowID p_window) const { ERR_FAIL_COND_V(p_window != MAIN_WINDOW_ID, 0); switch (p_handle_type) { case DISPLAY_HANDLE: { return 0; // Not supported. } case WINDOW_HANDLE: { return (int64_t)AppDelegate.viewController; } case WINDOW_VIEW: { return (int64_t)AppDelegate.viewController.godotView; } default: { return 0; } } } void DisplayServerIOS::window_attach_instance_id(ObjectID p_instance, WindowID p_window) { window_attached_instance_id = p_instance; } ObjectID DisplayServerIOS::window_get_attached_instance_id(WindowID p_window) const { return window_attached_instance_id; } void DisplayServerIOS::window_set_title(const String &p_title, WindowID p_window) { // Probably not supported for iOS } int DisplayServerIOS::window_get_current_screen(WindowID p_window) const { return SCREEN_OF_MAIN_WINDOW; } void DisplayServerIOS::window_set_current_screen(int p_screen, WindowID p_window) { // Probably not supported for iOS } Point2i DisplayServerIOS::window_get_position(WindowID p_window) const { return Point2i(); } Point2i DisplayServerIOS::window_get_position_with_decorations(WindowID p_window) const { return Point2i(); } void DisplayServerIOS::window_set_position(const Point2i &p_position, WindowID p_window) { // Probably not supported for single window iOS app } void DisplayServerIOS::window_set_transient(WindowID p_window, WindowID p_parent) { // Probably not supported for iOS } void DisplayServerIOS::window_set_max_size(const Size2i p_size, WindowID p_window) { // Probably not supported for iOS } Size2i DisplayServerIOS::window_get_max_size(WindowID p_window) const { return Size2i(); } void DisplayServerIOS::window_set_min_size(const Size2i p_size, WindowID p_window) { // Probably not supported for iOS } Size2i DisplayServerIOS::window_get_min_size(WindowID p_window) const { return Size2i(); } void DisplayServerIOS::window_set_size(const Size2i p_size, WindowID p_window) { // Probably not supported for iOS } Size2i DisplayServerIOS::window_get_size(WindowID p_window) const { CGRect screenBounds = [UIScreen mainScreen].bounds; return Size2i(screenBounds.size.width, screenBounds.size.height) * screen_get_max_scale(); } Size2i DisplayServerIOS::window_get_size_with_decorations(WindowID p_window) const { return window_get_size(p_window); } void DisplayServerIOS::window_set_mode(WindowMode p_mode, WindowID p_window) { // Probably not supported for iOS } DisplayServer::WindowMode DisplayServerIOS::window_get_mode(WindowID p_window) const { return WindowMode::WINDOW_MODE_FULLSCREEN; } bool DisplayServerIOS::window_is_maximize_allowed(WindowID p_window) const { return false; } void DisplayServerIOS::window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window) { // Probably not supported for iOS } bool DisplayServerIOS::window_get_flag(WindowFlags p_flag, WindowID p_window) const { return false; } void DisplayServerIOS::window_request_attention(WindowID p_window) { // Probably not supported for iOS } void DisplayServerIOS::window_move_to_foreground(WindowID p_window) { // Probably not supported for iOS } float DisplayServerIOS::screen_get_max_scale() const { return screen_get_scale(SCREEN_OF_MAIN_WINDOW); } void DisplayServerIOS::screen_set_orientation(DisplayServer::ScreenOrientation p_orientation, int p_screen) { screen_orientation = p_orientation; } DisplayServer::ScreenOrientation DisplayServerIOS::screen_get_orientation(int p_screen) const { return screen_orientation; } bool DisplayServerIOS::window_can_draw(WindowID p_window) const { return true; } bool DisplayServerIOS::can_any_window_draw() const { return true; } bool DisplayServerIOS::is_touchscreen_available() const { return true; } _FORCE_INLINE_ int _convert_utf32_offset_to_utf16(const String &p_existing_text, int p_pos) { int limit = p_pos; for (int i = 0; i < MIN(p_existing_text.length(), p_pos); i++) { if (p_existing_text[i] > 0xffff) { limit++; } } return limit; } void DisplayServerIOS::virtual_keyboard_show(const String &p_existing_text, const Rect2 &p_screen_rect, VirtualKeyboardType p_type, int p_max_length, int p_cursor_start, int p_cursor_end) { NSString *existingString = [[NSString alloc] initWithUTF8String:p_existing_text.utf8().get_data()]; AppDelegate.viewController.keyboardView.keyboardType = UIKeyboardTypeDefault; AppDelegate.viewController.keyboardView.textContentType = nil; switch (p_type) { case KEYBOARD_TYPE_DEFAULT: { AppDelegate.viewController.keyboardView.keyboardType = UIKeyboardTypeDefault; } break; case KEYBOARD_TYPE_MULTILINE: { AppDelegate.viewController.keyboardView.keyboardType = UIKeyboardTypeDefault; } break; case KEYBOARD_TYPE_NUMBER: { AppDelegate.viewController.keyboardView.keyboardType = UIKeyboardTypeNumberPad; } break; case KEYBOARD_TYPE_NUMBER_DECIMAL: { AppDelegate.viewController.keyboardView.keyboardType = UIKeyboardTypeDecimalPad; } break; case KEYBOARD_TYPE_PHONE: { AppDelegate.viewController.keyboardView.keyboardType = UIKeyboardTypePhonePad; AppDelegate.viewController.keyboardView.textContentType = UITextContentTypeTelephoneNumber; } break; case KEYBOARD_TYPE_EMAIL_ADDRESS: { AppDelegate.viewController.keyboardView.keyboardType = UIKeyboardTypeEmailAddress; AppDelegate.viewController.keyboardView.textContentType = UITextContentTypeEmailAddress; } break; case KEYBOARD_TYPE_PASSWORD: { AppDelegate.viewController.keyboardView.keyboardType = UIKeyboardTypeDefault; AppDelegate.viewController.keyboardView.textContentType = UITextContentTypePassword; } break; case KEYBOARD_TYPE_URL: { AppDelegate.viewController.keyboardView.keyboardType = UIKeyboardTypeWebSearch; AppDelegate.viewController.keyboardView.textContentType = UITextContentTypeURL; } break; } [AppDelegate.viewController.keyboardView becomeFirstResponderWithString:existingString cursorStart:_convert_utf32_offset_to_utf16(p_existing_text, p_cursor_start) cursorEnd:_convert_utf32_offset_to_utf16(p_existing_text, p_cursor_end)]; } void DisplayServerIOS::virtual_keyboard_hide() { [AppDelegate.viewController.keyboardView resignFirstResponder]; } void DisplayServerIOS::virtual_keyboard_set_height(int height) { virtual_keyboard_height = height * screen_get_max_scale(); } int DisplayServerIOS::virtual_keyboard_get_height() const { return virtual_keyboard_height; } void DisplayServerIOS::clipboard_set(const String &p_text) { [UIPasteboard generalPasteboard].string = [NSString stringWithUTF8String:p_text.utf8()]; } String DisplayServerIOS::clipboard_get() const { NSString *text = [UIPasteboard generalPasteboard].string; return String::utf8([text UTF8String]); } void DisplayServerIOS::screen_set_keep_on(bool p_enable) { [UIApplication sharedApplication].idleTimerDisabled = p_enable; } bool DisplayServerIOS::screen_is_kept_on() const { return [UIApplication sharedApplication].idleTimerDisabled; } void DisplayServerIOS::resize_window(CGSize viewSize) { Size2i size = Size2i(viewSize.width, viewSize.height) * screen_get_max_scale(); #if defined(VULKAN_ENABLED) if (context_vulkan) { context_vulkan->window_resize(MAIN_WINDOW_ID, size.x, size.y); } #endif Variant resize_rect = Rect2i(Point2i(), size); _window_callback(window_resize_callback, resize_rect); } void DisplayServerIOS::window_set_vsync_mode(DisplayServer::VSyncMode p_vsync_mode, WindowID p_window) { _THREAD_SAFE_METHOD_ #if defined(VULKAN_ENABLED) context_vulkan->set_vsync_mode(p_window, p_vsync_mode); #endif } DisplayServer::VSyncMode DisplayServerIOS::window_get_vsync_mode(WindowID p_window) const { _THREAD_SAFE_METHOD_ #if defined(VULKAN_ENABLED) return context_vulkan->get_vsync_mode(p_window); #else return DisplayServer::VSYNC_ENABLED; #endif }