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godot/platform/android/display_server_android.cpp

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/*************************************************************************/
/* display_server_android.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 "display_server_android.h"
#include "android_keys_utils.h"
#include "core/project_settings.h"
#include "java_godot_io_wrapper.h"
#include "java_godot_wrapper.h"
#include "os_android.h"
#if defined(OPENGL_ENABLED)
#include "drivers/gles2/rasterizer_gles2.h"
#endif
#if defined(VULKAN_ENABLED)
#include "drivers/vulkan/rendering_device_vulkan.h"
#include "platform/android/vulkan/vulkan_context_android.h"
#include "servers/rendering/rasterizer_rd/rasterizer_rd.h"
#endif
DisplayServerAndroid *DisplayServerAndroid::get_singleton() {
return (DisplayServerAndroid *)DisplayServer::get_singleton();
}
bool DisplayServerAndroid::has_feature(Feature p_feature) const {
switch (p_feature) {
//case FEATURE_CONSOLE_WINDOW:
//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_NATIVE_VIDEO:
//case FEATURE_WINDOW_TRANSPARENCY:
case FEATURE_CLIPBOARD:
case FEATURE_KEEP_SCREEN_ON:
case FEATURE_ORIENTATION:
case FEATURE_TOUCHSCREEN:
case FEATURE_VIRTUAL_KEYBOARD:
return true;
default:
return false;
}
}
String DisplayServerAndroid::get_name() const {
return "Android";
}
void DisplayServerAndroid::clipboard_set(const String &p_text) {
GodotJavaWrapper *godot_java = OS_Android::get_singleton()->get_godot_java();
ERR_FAIL_COND(!godot_java);
if (godot_java->has_set_clipboard()) {
godot_java->set_clipboard(p_text);
} else {
DisplayServer::clipboard_set(p_text);
}
}
String DisplayServerAndroid::clipboard_get() const {
GodotJavaWrapper *godot_java = OS_Android::get_singleton()->get_godot_java();
ERR_FAIL_COND_V(!godot_java, String());
if (godot_java->has_get_clipboard()) {
return godot_java->get_clipboard();
} else {
return DisplayServer::clipboard_get();
}
}
void DisplayServerAndroid::screen_set_keep_on(bool p_enable) {
GodotJavaWrapper *godot_java = OS_Android::get_singleton()->get_godot_java();
ERR_FAIL_COND(!godot_java);
godot_java->set_keep_screen_on(p_enable);
keep_screen_on = p_enable;
}
bool DisplayServerAndroid::screen_is_kept_on() const {
return keep_screen_on;
}
void DisplayServerAndroid::screen_set_orientation(DisplayServer::ScreenOrientation p_orientation, int p_screen) {
GodotIOJavaWrapper *godot_io_java = OS_Android::get_singleton()->get_godot_io_java();
ERR_FAIL_COND(!godot_io_java);
godot_io_java->set_screen_orientation(p_orientation);
}
DisplayServer::ScreenOrientation DisplayServerAndroid::screen_get_orientation(int p_screen) const {
GodotIOJavaWrapper *godot_io_java = OS_Android::get_singleton()->get_godot_io_java();
ERR_FAIL_COND_V(!godot_io_java, SCREEN_LANDSCAPE);
return (ScreenOrientation)godot_io_java->get_screen_orientation();
}
int DisplayServerAndroid::get_screen_count() const {
return 1;
}
Point2i DisplayServerAndroid::screen_get_position(int p_screen) const {
return Point2i(0, 0);
}
Size2i DisplayServerAndroid::screen_get_size(int p_screen) const {
return OS_Android::get_singleton()->get_display_size();
}
Rect2i DisplayServerAndroid::screen_get_usable_rect(int p_screen) const {
Size2i display_size = OS_Android::get_singleton()->get_display_size();
return Rect2i(0, 0, display_size.width, display_size.height);
}
int DisplayServerAndroid::screen_get_dpi(int p_screen) const {
GodotIOJavaWrapper *godot_io_java = OS_Android::get_singleton()->get_godot_io_java();
ERR_FAIL_COND_V(!godot_io_java, 0);
return godot_io_java->get_screen_dpi();
}
bool DisplayServerAndroid::screen_is_touchscreen(int p_screen) const {
return true;
}
void DisplayServerAndroid::virtual_keyboard_show(const String &p_existing_text, const Rect2 &p_screen_rect, int p_max_length, int p_cursor_start, int p_cursor_end) {
GodotIOJavaWrapper *godot_io_java = OS_Android::get_singleton()->get_godot_io_java();
ERR_FAIL_COND(!godot_io_java);
if (godot_io_java->has_vk()) {
godot_io_java->show_vk(p_existing_text, p_max_length, p_cursor_start, p_cursor_end);
} else {
ERR_PRINT("Virtual keyboard not available");
}
}
void DisplayServerAndroid::virtual_keyboard_hide() {
GodotIOJavaWrapper *godot_io_java = OS_Android::get_singleton()->get_godot_io_java();
ERR_FAIL_COND(!godot_io_java);
if (godot_io_java->has_vk()) {
godot_io_java->hide_vk();
} else {
ERR_PRINT("Virtual keyboard not available");
}
}
int DisplayServerAndroid::virtual_keyboard_get_height() const {
GodotIOJavaWrapper *godot_io_java = OS_Android::get_singleton()->get_godot_io_java();
ERR_FAIL_COND_V(!godot_io_java, 0);
return godot_io_java->get_vk_height();
}
void DisplayServerAndroid::window_set_window_event_callback(const Callable &p_callable, DisplayServer::WindowID p_window) {
window_event_callback = p_callable;
}
void DisplayServerAndroid::window_set_input_event_callback(const Callable &p_callable, DisplayServer::WindowID p_window) {
input_event_callback = p_callable;
}
void DisplayServerAndroid::window_set_input_text_callback(const Callable &p_callable, DisplayServer::WindowID p_window) {
input_text_callback = p_callable;
}
void DisplayServerAndroid::window_set_rect_changed_callback(const Callable &p_callable, DisplayServer::WindowID p_window) {
// Not supported on Android.
}
void DisplayServerAndroid::window_set_drop_files_callback(const Callable &p_callable, DisplayServer::WindowID p_window) {
// Not supported on Android.
}
void DisplayServerAndroid::_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.call((const Variant **)&argp, 1, ret, ce);
}
}
void DisplayServerAndroid::send_window_event(DisplayServer::WindowEvent p_event) const {
_window_callback(window_event_callback, int(p_event));
}
void DisplayServerAndroid::send_input_event(const Ref<InputEvent> &p_event) const {
_window_callback(input_event_callback, p_event);
}
void DisplayServerAndroid::send_input_text(const String &p_text) const {
_window_callback(input_text_callback, p_text);
}
void DisplayServerAndroid::_dispatch_input_events(const Ref<InputEvent> &p_event) {
DisplayServerAndroid::get_singleton()->send_input_event(p_event);
}
Vector<DisplayServer::WindowID> DisplayServerAndroid::get_window_list() const {
Vector<WindowID> ret;
ret.push_back(MAIN_WINDOW_ID);
return ret;
}
DisplayServer::WindowID DisplayServerAndroid::get_window_at_screen_position(const Point2i &p_position) const {
return MAIN_WINDOW_ID;
}
void DisplayServerAndroid::window_attach_instance_id(ObjectID p_instance, DisplayServer::WindowID p_window) {
window_attached_instance_id = p_instance;
}
ObjectID DisplayServerAndroid::window_get_attached_instance_id(DisplayServer::WindowID p_window) const {
return window_attached_instance_id;
}
void DisplayServerAndroid::window_set_title(const String &p_title, DisplayServer::WindowID p_window) {
// Not supported on Android.
}
int DisplayServerAndroid::window_get_current_screen(DisplayServer::WindowID p_window) const {
return SCREEN_OF_MAIN_WINDOW;
}
void DisplayServerAndroid::window_set_current_screen(int p_screen, DisplayServer::WindowID p_window) {
// Not supported on Android.
}
Point2i DisplayServerAndroid::window_get_position(DisplayServer::WindowID p_window) const {
return Point2i();
}
void DisplayServerAndroid::window_set_position(const Point2i &p_position, DisplayServer::WindowID p_window) {
// Not supported on Android.
}
void DisplayServerAndroid::window_set_transient(DisplayServer::WindowID p_window, DisplayServer::WindowID p_parent) {
// Not supported on Android.
}
void DisplayServerAndroid::window_set_max_size(const Size2i p_size, DisplayServer::WindowID p_window) {
// Not supported on Android.
}
Size2i DisplayServerAndroid::window_get_max_size(DisplayServer::WindowID p_window) const {
return Size2i();
}
void DisplayServerAndroid::window_set_min_size(const Size2i p_size, DisplayServer::WindowID p_window) {
// Not supported on Android.
}
Size2i DisplayServerAndroid::window_get_min_size(DisplayServer::WindowID p_window) const {
return Size2i();
}
void DisplayServerAndroid::window_set_size(const Size2i p_size, DisplayServer::WindowID p_window) {
// Not supported on Android.
}
Size2i DisplayServerAndroid::window_get_size(DisplayServer::WindowID p_window) const {
return OS_Android::get_singleton()->get_display_size();
}
Size2i DisplayServerAndroid::window_get_real_size(DisplayServer::WindowID p_window) const {
return OS_Android::get_singleton()->get_display_size();
}
void DisplayServerAndroid::window_set_mode(DisplayServer::WindowMode p_mode, DisplayServer::WindowID p_window) {
// Not supported on Android.
}
DisplayServer::WindowMode DisplayServerAndroid::window_get_mode(DisplayServer::WindowID p_window) const {
return WINDOW_MODE_FULLSCREEN;
}
bool DisplayServerAndroid::window_is_maximize_allowed(DisplayServer::WindowID p_window) const {
return false;
}
void DisplayServerAndroid::window_set_flag(DisplayServer::WindowFlags p_flag, bool p_enabled, DisplayServer::WindowID p_window) {
// Not supported on Android.
}
bool DisplayServerAndroid::window_get_flag(DisplayServer::WindowFlags p_flag, DisplayServer::WindowID p_window) const {
return false;
}
void DisplayServerAndroid::window_request_attention(DisplayServer::WindowID p_window) {
// Not supported on Android.
}
void DisplayServerAndroid::window_move_to_foreground(DisplayServer::WindowID p_window) {
// Not supported on Android.
}
bool DisplayServerAndroid::window_can_draw(DisplayServer::WindowID p_window) const {
return true;
}
bool DisplayServerAndroid::can_any_window_draw() const {
return true;
}
void DisplayServerAndroid::alert(const String &p_alert, const String &p_title) {
GodotJavaWrapper *godot_java = OS_Android::get_singleton()->get_godot_java();
ERR_FAIL_COND(!godot_java);
godot_java->alert(p_alert, p_title);
}
void DisplayServerAndroid::process_events() {
// Nothing to do
}
Vector<String> DisplayServerAndroid::get_rendering_drivers_func() {
Vector<String> drivers;
#ifdef OPENGL_ENABLED
drivers.push_back("opengl");
#endif
#ifdef VULKAN_ENABLED
drivers.push_back("vulkan");
#endif
return drivers;
}
DisplayServer *DisplayServerAndroid::create_func(const String &p_rendering_driver, DisplayServer::WindowMode p_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error) {
DisplayServer *ds = memnew(DisplayServerAndroid(p_rendering_driver, p_mode, p_flags, p_resolution, r_error));
if (r_error != OK) {
ds->alert("Your video card driver does not support any of the supported Vulkan versions.", "Unable to initialize Video driver");
}
return ds;
}
void DisplayServerAndroid::register_android_driver() {
register_create_function("android", create_func, get_rendering_drivers_func);
}
void DisplayServerAndroid::reset_window() {
#if defined(VULKAN_ENABLED)
if (rendering_driver == "vulkan") {
ANativeWindow *native_window = OS_Android::get_singleton()->get_native_window();
ERR_FAIL_COND(!native_window);
ERR_FAIL_COND(!context_vulkan);
context_vulkan->window_destroy(MAIN_WINDOW_ID);
Size2i display_size = OS_Android::get_singleton()->get_display_size();
if (context_vulkan->window_create(native_window, display_size.width, display_size.height) == -1) {
memdelete(context_vulkan);
context_vulkan = nullptr;
ERR_FAIL_MSG("Failed to reset Vulkan window.");
}
}
#endif
}
DisplayServerAndroid::DisplayServerAndroid(const String &p_rendering_driver, DisplayServer::WindowMode p_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error) {
rendering_driver = p_rendering_driver;
// TODO: rendering_driver is broken, change when different drivers are supported again
rendering_driver = "vulkan";
keep_screen_on = GLOBAL_GET("display/window/energy_saving/keep_screen_on");
#if defined(OPENGL_ENABLED)
if (rendering_driver == "opengl") {
bool gl_initialization_error = false;
if (RasterizerGLES2::is_viable() == OK) {
RasterizerGLES2::register_config();
RasterizerGLES2::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.\n"
"Please try updating your Android version.",
"Unable to initialize video driver");
return;
}
}
#endif
#if defined(VULKAN_ENABLED)
context_vulkan = nullptr;
rendering_device_vulkan = nullptr;
if (rendering_driver == "vulkan") {
ANativeWindow *native_window = OS_Android::get_singleton()->get_native_window();
ERR_FAIL_COND(!native_window);
context_vulkan = memnew(VulkanContextAndroid);
if (context_vulkan->initialize() != OK) {
memdelete(context_vulkan);
context_vulkan = nullptr;
ERR_FAIL_MSG("Failed to initialize Vulkan context");
}
Size2i display_size = OS_Android::get_singleton()->get_display_size();
if (context_vulkan->window_create(native_window, display_size.width, display_size.height) == -1) {
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);
RasterizerRD::make_current();
}
#endif
Input::get_singleton()->set_event_dispatch_function(_dispatch_input_events);
r_error = OK;
}
DisplayServerAndroid::~DisplayServerAndroid() {
#if defined(VULKAN_ENABLED)
if (rendering_driver == "vulkan") {
if (rendering_device_vulkan) {
rendering_device_vulkan->finalize();
memdelete(rendering_device_vulkan);
}
if (context_vulkan) {
memdelete(context_vulkan);
}
}
#endif
}
void DisplayServerAndroid::process_joy_event(DisplayServerAndroid::JoypadEvent p_event) {
switch (p_event.type) {
case JOY_EVENT_BUTTON:
Input::get_singleton()->joy_button(p_event.device, p_event.index, p_event.pressed);
break;
case JOY_EVENT_AXIS:
Input::JoyAxis value;
value.min = -1;
value.value = p_event.value;
Input::get_singleton()->joy_axis(p_event.device, p_event.index, value);
break;
case JOY_EVENT_HAT:
Input::get_singleton()->joy_hat(p_event.device, p_event.hat);
break;
default:
return;
}
}
void DisplayServerAndroid::process_key_event(int p_keycode, int p_scancode, int p_unicode_char, bool p_pressed) {
Ref<InputEventKey> ev;
ev.instance();
int val = p_unicode_char;
int keycode = android_get_keysym(p_keycode);
int phy_keycode = android_get_keysym(p_scancode);
ev->set_keycode(keycode);
ev->set_physical_keycode(phy_keycode);
ev->set_unicode(val);
ev->set_pressed(p_pressed);
if (val == '\n') {
ev->set_keycode(KEY_ENTER);
} else if (val == 61448) {
ev->set_keycode(KEY_BACKSPACE);
ev->set_unicode(KEY_BACKSPACE);
} else if (val == 61453) {
ev->set_keycode(KEY_ENTER);
ev->set_unicode(KEY_ENTER);
} else if (p_keycode == 4) {
OS_Android::get_singleton()->main_loop_request_go_back();
}
Input::get_singleton()->parse_input_event(ev);
}
void DisplayServerAndroid::process_touch(int p_what, int p_pointer, const Vector<DisplayServerAndroid::TouchPos> &p_points) {
switch (p_what) {
case 0: { //gesture begin
if (touch.size()) {
//end all if exist
for (int i = 0; i < touch.size(); i++) {
Ref<InputEventScreenTouch> ev;
ev.instance();
ev->set_index(touch[i].id);
ev->set_pressed(false);
ev->set_position(touch[i].pos);
Input::get_singleton()->parse_input_event(ev);
}
}
touch.resize(p_points.size());
for (int i = 0; i < p_points.size(); i++) {
touch.write[i].id = p_points[i].id;
touch.write[i].pos = p_points[i].pos;
}
//send touch
for (int i = 0; i < touch.size(); i++) {
Ref<InputEventScreenTouch> ev;
ev.instance();
ev->set_index(touch[i].id);
ev->set_pressed(true);
ev->set_position(touch[i].pos);
Input::get_singleton()->parse_input_event(ev);
}
} break;
case 1: { //motion
ERR_FAIL_COND(touch.size() != p_points.size());
for (int i = 0; i < touch.size(); i++) {
int idx = -1;
for (int j = 0; j < p_points.size(); j++) {
if (touch[i].id == p_points[j].id) {
idx = j;
break;
}
}
ERR_CONTINUE(idx == -1);
if (touch[i].pos == p_points[idx].pos)
continue; //no move unncesearily
Ref<InputEventScreenDrag> ev;
ev.instance();
ev->set_index(touch[i].id);
ev->set_position(p_points[idx].pos);
ev->set_relative(p_points[idx].pos - touch[i].pos);
Input::get_singleton()->parse_input_event(ev);
touch.write[i].pos = p_points[idx].pos;
}
} break;
case 2: { //release
if (touch.size()) {
//end all if exist
for (int i = 0; i < touch.size(); i++) {
Ref<InputEventScreenTouch> ev;
ev.instance();
ev->set_index(touch[i].id);
ev->set_pressed(false);
ev->set_position(touch[i].pos);
Input::get_singleton()->parse_input_event(ev);
}
touch.clear();
}
} break;
case 3: { // add touch
for (int i = 0; i < p_points.size(); i++) {
if (p_points[i].id == p_pointer) {
TouchPos tp = p_points[i];
touch.push_back(tp);
Ref<InputEventScreenTouch> ev;
ev.instance();
ev->set_index(tp.id);
ev->set_pressed(true);
ev->set_position(tp.pos);
Input::get_singleton()->parse_input_event(ev);
break;
}
}
} break;
case 4: { // remove touch
for (int i = 0; i < touch.size(); i++) {
if (touch[i].id == p_pointer) {
Ref<InputEventScreenTouch> ev;
ev.instance();
ev->set_index(touch[i].id);
ev->set_pressed(false);
ev->set_position(touch[i].pos);
Input::get_singleton()->parse_input_event(ev);
touch.remove(i);
break;
}
}
} break;
}
}
void DisplayServerAndroid::process_hover(int p_type, Point2 p_pos) {
// https://developer.android.com/reference/android/view/MotionEvent.html#ACTION_HOVER_ENTER
switch (p_type) {
case 7: // hover move
case 9: // hover enter
case 10: { // hover exit
Ref<InputEventMouseMotion> ev;
ev.instance();
ev->set_position(p_pos);
ev->set_global_position(p_pos);
ev->set_relative(p_pos - hover_prev_pos);
Input::get_singleton()->parse_input_event(ev);
hover_prev_pos = p_pos;
} break;
}
}
void DisplayServerAndroid::process_double_tap(Point2 p_pos) {
Ref<InputEventMouseButton> ev;
ev.instance();
ev->set_position(p_pos);
ev->set_global_position(p_pos);
ev->set_pressed(false);
ev->set_doubleclick(true);
Input::get_singleton()->parse_input_event(ev);
}
void DisplayServerAndroid::process_scroll(Point2 p_pos) {
Ref<InputEventPanGesture> ev;
ev.instance();
ev->set_position(p_pos);
ev->set_delta(p_pos - scroll_prev_pos);
Input::get_singleton()->parse_input_event(ev);
scroll_prev_pos = p_pos;
}
void DisplayServerAndroid::process_accelerometer(const Vector3 &p_accelerometer) {
Input::get_singleton()->set_accelerometer(p_accelerometer);
}
void DisplayServerAndroid::process_gravity(const Vector3 &p_gravity) {
Input::get_singleton()->set_gravity(p_gravity);
}
void DisplayServerAndroid::process_magnetometer(const Vector3 &p_magnetometer) {
Input::get_singleton()->set_magnetometer(p_magnetometer);
}
void DisplayServerAndroid::process_gyroscope(const Vector3 &p_gyroscope) {
Input::get_singleton()->set_gyroscope(p_gyroscope);
}
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