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input.cpp
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input.cpp
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/*************************************************************************/
/* input.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 "input.h"
#include "core/config/project_settings.h"
#include "core/input/default_controller_mappings.h"
#include "core/input/input_map.h"
#include "core/os/os.h"
#ifdef TOOLS_ENABLED
#include "editor/editor_settings.h"
#endif
static const char *_joy_buttons[JOY_SDL_BUTTONS + 1] = {
"a",
"b",
"x",
"y",
"back",
"guide",
"start",
"leftstick",
"rightstick",
"leftshoulder",
"rightshoulder",
"dpup",
"dpdown",
"dpleft",
"dpright",
nullptr
};
static const char *_joy_button_names[JOY_BUTTON_MAX] = {
"Face Bottom",
"Face Right",
"Face Left",
"Face Top",
"Select",
"Guide",
"Start",
"Left Stick",
"Right Stick",
"Left Shoulder",
"Right Shoulder",
"D-Pad Up",
"D-Pad Down",
"D-Pad Left",
"D-Pad Right",
"Button 15",
"Button 16",
"Button 17",
"Button 18",
"Button 19",
"Button 20",
"Button 21",
"Button 22",
"Button 23",
"Button 24",
"Button 25",
"Button 26",
"Button 27",
"Button 28",
"Button 29",
"Button 30",
"Button 31",
"Button 32",
"Button 33",
"Button 34",
"Button 35"
};
static const char *_joy_axes[JOY_SDL_AXES + 1] = {
"leftx",
"lefty",
"rightx",
"righty",
"lefttrigger",
"righttrigger",
nullptr
};
static const char *_joy_axis_names[JOY_AXIS_MAX] = {
"Left Stick X",
"Left Stick Y",
"Right Stick X",
"Right Stick Y",
"Left Trigger",
"Right Trigger",
"Joystick 3 Stick X",
"Joystick 3 Stick Y",
"Joystick 4 Stick X",
"Joystick 4 Stick Y"
};
Input *Input::singleton = nullptr;
void (*Input::set_mouse_mode_func)(Input::MouseMode) = nullptr;
Input::MouseMode (*Input::get_mouse_mode_func)() = nullptr;
void (*Input::warp_mouse_func)(const Vector2 &p_to_pos) = nullptr;
Input::CursorShape (*Input::get_current_cursor_shape_func)() = nullptr;
void (*Input::set_custom_mouse_cursor_func)(const RES &, Input::CursorShape, const Vector2 &) = nullptr;
Input *Input::get_singleton() {
return singleton;
}
void Input::set_mouse_mode(MouseMode p_mode) {
ERR_FAIL_INDEX((int)p_mode, 4);
set_mouse_mode_func(p_mode);
}
Input::MouseMode Input::get_mouse_mode() const {
return get_mouse_mode_func();
}
void Input::_bind_methods() {
ClassDB::bind_method(D_METHOD("is_key_pressed", "keycode"), &Input::is_key_pressed);
ClassDB::bind_method(D_METHOD("is_mouse_button_pressed", "button"), &Input::is_mouse_button_pressed);
ClassDB::bind_method(D_METHOD("is_joy_button_pressed", "device", "button"), &Input::is_joy_button_pressed);
ClassDB::bind_method(D_METHOD("is_action_pressed", "action"), &Input::is_action_pressed);
ClassDB::bind_method(D_METHOD("is_action_just_pressed", "action"), &Input::is_action_just_pressed);
ClassDB::bind_method(D_METHOD("is_action_just_released", "action"), &Input::is_action_just_released);
ClassDB::bind_method(D_METHOD("get_action_strength", "action"), &Input::get_action_strength);
ClassDB::bind_method(D_METHOD("get_action_raw_strength", "action"), &Input::get_action_strength);
ClassDB::bind_method(D_METHOD("get_axis", "negative_action", "positive_action"), &Input::get_axis);
ClassDB::bind_method(D_METHOD("get_vector", "negative_x", "positive_x", "negative_y", "positive_y", "deadzone"), &Input::get_vector, DEFVAL(-1.0f));
ClassDB::bind_method(D_METHOD("add_joy_mapping", "mapping", "update_existing"), &Input::add_joy_mapping, DEFVAL(false));
ClassDB::bind_method(D_METHOD("remove_joy_mapping", "guid"), &Input::remove_joy_mapping);
ClassDB::bind_method(D_METHOD("joy_connection_changed", "device", "connected", "name", "guid"), &Input::joy_connection_changed);
ClassDB::bind_method(D_METHOD("is_joy_known", "device"), &Input::is_joy_known);
ClassDB::bind_method(D_METHOD("get_joy_axis", "device", "axis"), &Input::get_joy_axis);
ClassDB::bind_method(D_METHOD("get_joy_name", "device"), &Input::get_joy_name);
ClassDB::bind_method(D_METHOD("get_joy_guid", "device"), &Input::get_joy_guid);
ClassDB::bind_method(D_METHOD("get_connected_joypads"), &Input::get_connected_joypads);
ClassDB::bind_method(D_METHOD("get_joy_vibration_strength", "device"), &Input::get_joy_vibration_strength);
ClassDB::bind_method(D_METHOD("get_joy_vibration_duration", "device"), &Input::get_joy_vibration_duration);
ClassDB::bind_method(D_METHOD("get_joy_button_string", "button_index"), &Input::get_joy_button_string);
ClassDB::bind_method(D_METHOD("get_joy_button_index_from_string", "button"), &Input::get_joy_button_index_from_string);
ClassDB::bind_method(D_METHOD("get_joy_axis_string", "axis_index"), &Input::get_joy_axis_string);
ClassDB::bind_method(D_METHOD("get_joy_axis_index_from_string", "axis"), &Input::get_joy_axis_index_from_string);
ClassDB::bind_method(D_METHOD("start_joy_vibration", "device", "weak_magnitude", "strong_magnitude", "duration"), &Input::start_joy_vibration, DEFVAL(0));
ClassDB::bind_method(D_METHOD("stop_joy_vibration", "device"), &Input::stop_joy_vibration);
ClassDB::bind_method(D_METHOD("vibrate_handheld", "duration_ms"), &Input::vibrate_handheld, DEFVAL(500));
ClassDB::bind_method(D_METHOD("get_gravity"), &Input::get_gravity);
ClassDB::bind_method(D_METHOD("get_accelerometer"), &Input::get_accelerometer);
ClassDB::bind_method(D_METHOD("get_magnetometer"), &Input::get_magnetometer);
ClassDB::bind_method(D_METHOD("get_gyroscope"), &Input::get_gyroscope);
ClassDB::bind_method(D_METHOD("get_last_mouse_speed"), &Input::get_last_mouse_speed);
ClassDB::bind_method(D_METHOD("get_mouse_button_mask"), &Input::get_mouse_button_mask);
ClassDB::bind_method(D_METHOD("set_mouse_mode", "mode"), &Input::set_mouse_mode);
ClassDB::bind_method(D_METHOD("get_mouse_mode"), &Input::get_mouse_mode);
ClassDB::bind_method(D_METHOD("warp_mouse_position", "to"), &Input::warp_mouse_position);
ClassDB::bind_method(D_METHOD("action_press", "action", "strength"), &Input::action_press, DEFVAL(1.f));
ClassDB::bind_method(D_METHOD("action_release", "action"), &Input::action_release);
ClassDB::bind_method(D_METHOD("set_default_cursor_shape", "shape"), &Input::set_default_cursor_shape, DEFVAL(CURSOR_ARROW));
ClassDB::bind_method(D_METHOD("get_current_cursor_shape"), &Input::get_current_cursor_shape);
ClassDB::bind_method(D_METHOD("set_custom_mouse_cursor", "image", "shape", "hotspot"), &Input::set_custom_mouse_cursor, DEFVAL(CURSOR_ARROW), DEFVAL(Vector2()));
ClassDB::bind_method(D_METHOD("parse_input_event", "event"), &Input::parse_input_event);
ClassDB::bind_method(D_METHOD("set_use_accumulated_input", "enable"), &Input::set_use_accumulated_input);
BIND_ENUM_CONSTANT(MOUSE_MODE_VISIBLE);
BIND_ENUM_CONSTANT(MOUSE_MODE_HIDDEN);
BIND_ENUM_CONSTANT(MOUSE_MODE_CAPTURED);
BIND_ENUM_CONSTANT(MOUSE_MODE_CONFINED);
BIND_ENUM_CONSTANT(CURSOR_ARROW);
BIND_ENUM_CONSTANT(CURSOR_IBEAM);
BIND_ENUM_CONSTANT(CURSOR_POINTING_HAND);
BIND_ENUM_CONSTANT(CURSOR_CROSS);
BIND_ENUM_CONSTANT(CURSOR_WAIT);
BIND_ENUM_CONSTANT(CURSOR_BUSY);
BIND_ENUM_CONSTANT(CURSOR_DRAG);
BIND_ENUM_CONSTANT(CURSOR_CAN_DROP);
BIND_ENUM_CONSTANT(CURSOR_FORBIDDEN);
BIND_ENUM_CONSTANT(CURSOR_VSIZE);
BIND_ENUM_CONSTANT(CURSOR_HSIZE);
BIND_ENUM_CONSTANT(CURSOR_BDIAGSIZE);
BIND_ENUM_CONSTANT(CURSOR_FDIAGSIZE);
BIND_ENUM_CONSTANT(CURSOR_MOVE);
BIND_ENUM_CONSTANT(CURSOR_VSPLIT);
BIND_ENUM_CONSTANT(CURSOR_HSPLIT);
BIND_ENUM_CONSTANT(CURSOR_HELP);
ADD_SIGNAL(MethodInfo("joy_connection_changed", PropertyInfo(Variant::INT, "device"), PropertyInfo(Variant::BOOL, "connected")));
}
void Input::get_argument_options(const StringName &p_function, int p_idx, List<String> *r_options) const {
#ifdef TOOLS_ENABLED
const String quote_style = EDITOR_DEF("text_editor/completion/use_single_quotes", 0) ? "'" : "\"";
String pf = p_function;
if (p_idx == 0 && (pf == "is_action_pressed" || pf == "action_press" || pf == "action_release" ||
pf == "is_action_just_pressed" || pf == "is_action_just_released" ||
pf == "get_action_strength" || pf == "get_axis" || pf == "get_vector")) {
List<PropertyInfo> pinfo;
ProjectSettings::get_singleton()->get_property_list(&pinfo);
for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
const PropertyInfo &pi = E->get();
if (!pi.name.begins_with("input/")) {
continue;
}
String name = pi.name.substr(pi.name.find("/") + 1, pi.name.length());
r_options->push_back(quote_style + name + quote_style);
}
}
#endif
}
void Input::SpeedTrack::update(const Vector2 &p_delta_p) {
uint64_t tick = OS::get_singleton()->get_ticks_usec();
uint32_t tdiff = tick - last_tick;
float delta_t = tdiff / 1000000.0;
last_tick = tick;
accum += p_delta_p;
accum_t += delta_t;
if (accum_t > max_ref_frame * 10) {
accum_t = max_ref_frame * 10;
}
while (accum_t >= min_ref_frame) {
float slice_t = min_ref_frame / accum_t;
Vector2 slice = accum * slice_t;
accum = accum - slice;
accum_t -= min_ref_frame;
speed = (slice / min_ref_frame).lerp(speed, min_ref_frame / max_ref_frame);
}
}
void Input::SpeedTrack::reset() {
last_tick = OS::get_singleton()->get_ticks_usec();
speed = Vector2();
accum_t = 0;
}
Input::SpeedTrack::SpeedTrack() {
min_ref_frame = 0.1;
max_ref_frame = 0.3;
reset();
}
bool Input::is_key_pressed(int p_keycode) const {
_THREAD_SAFE_METHOD_
return keys_pressed.has(p_keycode);
}
bool Input::is_mouse_button_pressed(int p_button) const {
_THREAD_SAFE_METHOD_
return (mouse_button_mask & (1 << (p_button - 1))) != 0;
}
static int _combine_device(int p_value, int p_device) {
return p_value | (p_device << 20);
}
bool Input::is_joy_button_pressed(int p_device, int p_button) const {
_THREAD_SAFE_METHOD_
return joy_buttons_pressed.has(_combine_device(p_button, p_device));
}
bool Input::is_action_pressed(const StringName &p_action) const {
return action_state.has(p_action) && action_state[p_action].pressed;
}
bool Input::is_action_just_pressed(const StringName &p_action) const {
const Map<StringName, Action>::Element *E = action_state.find(p_action);
if (!E) {
return false;
}
if (Engine::get_singleton()->is_in_physics_frame()) {
return E->get().pressed && E->get().physics_frame == Engine::get_singleton()->get_physics_frames();
} else {
return E->get().pressed && E->get().idle_frame == Engine::get_singleton()->get_idle_frames();
}
}
bool Input::is_action_just_released(const StringName &p_action) const {
const Map<StringName, Action>::Element *E = action_state.find(p_action);
if (!E) {
return false;
}
if (Engine::get_singleton()->is_in_physics_frame()) {
return !E->get().pressed && E->get().physics_frame == Engine::get_singleton()->get_physics_frames();
} else {
return !E->get().pressed && E->get().idle_frame == Engine::get_singleton()->get_idle_frames();
}
}
float Input::get_action_strength(const StringName &p_action) const {
const Map<StringName, Action>::Element *E = action_state.find(p_action);
if (!E) {
return 0.0f;
}
return E->get().strength;
}
float Input::get_action_raw_strength(const StringName &p_action) const {
const Map<StringName, Action>::Element *E = action_state.find(p_action);
if (!E) {
return 0.0f;
}
return E->get().raw_strength;
}
float Input::get_axis(const StringName &p_negative_action, const StringName &p_positive_action) const {
return get_action_strength(p_positive_action) - get_action_strength(p_negative_action);
}
Vector2 Input::get_vector(const StringName &p_negative_x, const StringName &p_positive_x, const StringName &p_negative_y, const StringName &p_positive_y, float p_deadzone) const {
Vector2 vector = Vector2(
get_action_raw_strength(p_positive_x) - get_action_raw_strength(p_negative_x),
get_action_raw_strength(p_positive_y) - get_action_raw_strength(p_negative_y));
if (p_deadzone < 0.0f) {
// If the deadzone isn't specified, get it from the average of the actions.
p_deadzone = (InputMap::get_singleton()->action_get_deadzone(p_positive_x) +
InputMap::get_singleton()->action_get_deadzone(p_negative_x) +
InputMap::get_singleton()->action_get_deadzone(p_positive_y) +
InputMap::get_singleton()->action_get_deadzone(p_negative_y)) /
4;
}
// Circular length limiting and deadzone.
float length = vector.length();
if (length <= p_deadzone) {
return Vector2();
} else if (length > 1.0f) {
return vector / length;
} else {
// Inverse lerp length to map (p_deadzone, 1) to (0, 1).
return vector * (Math::inverse_lerp(p_deadzone, 1.0f, length) / length);
}
return vector;
}
float Input::get_joy_axis(int p_device, int p_axis) const {
_THREAD_SAFE_METHOD_
int c = _combine_device(p_axis, p_device);
if (_joy_axis.has(c)) {
return _joy_axis[c];
} else {
return 0;
}
}
String Input::get_joy_name(int p_idx) {
_THREAD_SAFE_METHOD_
return joy_names[p_idx].name;
}
Vector2 Input::get_joy_vibration_strength(int p_device) {
if (joy_vibration.has(p_device)) {
return Vector2(joy_vibration[p_device].weak_magnitude, joy_vibration[p_device].strong_magnitude);
} else {
return Vector2(0, 0);
}
}
uint64_t Input::get_joy_vibration_timestamp(int p_device) {
if (joy_vibration.has(p_device)) {
return joy_vibration[p_device].timestamp;
} else {
return 0;
}
}
float Input::get_joy_vibration_duration(int p_device) {
if (joy_vibration.has(p_device)) {
return joy_vibration[p_device].duration;
} else {
return 0.f;
}
}
static String _hex_str(uint8_t p_byte) {
static const char *dict = "0123456789abcdef";
char ret[3];
ret[2] = 0;
ret[0] = dict[p_byte >> 4];
ret[1] = dict[p_byte & 0xf];
return ret;
}
void Input::joy_connection_changed(int p_idx, bool p_connected, String p_name, String p_guid) {
_THREAD_SAFE_METHOD_
Joypad js;
js.name = p_connected ? p_name : "";
js.uid = p_connected ? p_guid : "";
if (p_connected) {
String uidname = p_guid;
if (p_guid == "") {
int uidlen = MIN(p_name.length(), 16);
for (int i = 0; i < uidlen; i++) {
uidname = uidname + _hex_str(p_name[i]);
}
}
js.uid = uidname;
js.connected = true;
int mapping = fallback_mapping;
for (int i = 0; i < map_db.size(); i++) {
if (js.uid == map_db[i].uid) {
mapping = i;
js.name = map_db[i].name;
}
}
js.mapping = mapping;
} else {
js.connected = false;
for (int i = 0; i < JOY_BUTTON_MAX; i++) {
int c = _combine_device(i, p_idx);
joy_buttons_pressed.erase(c);
}
for (int i = 0; i < JOY_AXIS_MAX; i++) {
set_joy_axis(p_idx, i, 0.0f);
}
}
joy_names[p_idx] = js;
emit_signal("joy_connection_changed", p_idx, p_connected);
}
Vector3 Input::get_gravity() const {
_THREAD_SAFE_METHOD_
return gravity;
}
Vector3 Input::get_accelerometer() const {
_THREAD_SAFE_METHOD_
return accelerometer;
}
Vector3 Input::get_magnetometer() const {
_THREAD_SAFE_METHOD_
return magnetometer;
}
Vector3 Input::get_gyroscope() const {
_THREAD_SAFE_METHOD_
return gyroscope;
}
void Input::parse_input_event(const Ref<InputEvent> &p_event) {
_parse_input_event_impl(p_event, false);
}
void Input::_parse_input_event_impl(const Ref<InputEvent> &p_event, bool p_is_emulated) {
// Notes on mouse-touch emulation:
// - Emulated mouse events are parsed, that is, re-routed to this method, so they make the same effects
// as true mouse events. The only difference is the situation is flagged as emulated so they are not
// emulated back to touch events in an endless loop.
// - Emulated touch events are handed right to the main loop (i.e., the SceneTree) because they don't
// require additional handling by this class.
_THREAD_SAFE_METHOD_
Ref<InputEventKey> k = p_event;
if (k.is_valid() && !k->is_echo() && k->get_keycode() != 0) {
if (k->is_pressed()) {
keys_pressed.insert(k->get_keycode());
} else {
keys_pressed.erase(k->get_keycode());
}
}
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid()) {
if (mb->is_pressed()) {
mouse_button_mask |= (1 << (mb->get_button_index() - 1));
} else {
mouse_button_mask &= ~(1 << (mb->get_button_index() - 1));
}
Point2 pos = mb->get_global_position();
if (mouse_pos != pos) {
set_mouse_position(pos);
}
if (event_dispatch_function && emulate_touch_from_mouse && !p_is_emulated && mb->get_button_index() == 1) {
Ref<InputEventScreenTouch> touch_event;
touch_event.instance();
touch_event->set_pressed(mb->is_pressed());
touch_event->set_position(mb->get_position());
event_dispatch_function(touch_event);
}
}
Ref<InputEventMouseMotion> mm = p_event;
if (mm.is_valid()) {
Point2 pos = mm->get_global_position();
if (mouse_pos != pos) {
set_mouse_position(pos);
}
if (event_dispatch_function && emulate_touch_from_mouse && !p_is_emulated && mm->get_button_mask() & 1) {
Ref<InputEventScreenDrag> drag_event;
drag_event.instance();
drag_event->set_position(mm->get_position());
drag_event->set_relative(mm->get_relative());
drag_event->set_speed(mm->get_speed());
event_dispatch_function(drag_event);
}
}
Ref<InputEventScreenTouch> st = p_event;
if (st.is_valid()) {
if (st->is_pressed()) {
SpeedTrack &track = touch_speed_track[st->get_index()];
track.reset();
} else {
// Since a pointer index may not occur again (OSs may or may not reuse them),
// imperatively remove it from the map to keep no fossil entries in it
touch_speed_track.erase(st->get_index());
}
if (emulate_mouse_from_touch) {
bool translate = false;
if (st->is_pressed()) {
if (mouse_from_touch_index == -1) {
translate = true;
mouse_from_touch_index = st->get_index();
}
} else {
if (st->get_index() == mouse_from_touch_index) {
translate = true;
mouse_from_touch_index = -1;
}
}
if (translate) {
Ref<InputEventMouseButton> button_event;
button_event.instance();
button_event->set_device(InputEvent::DEVICE_ID_TOUCH_MOUSE);
button_event->set_position(st->get_position());
button_event->set_global_position(st->get_position());
button_event->set_pressed(st->is_pressed());
button_event->set_button_index(BUTTON_LEFT);
if (st->is_pressed()) {
button_event->set_button_mask(mouse_button_mask | (1 << (BUTTON_LEFT - 1)));
} else {
button_event->set_button_mask(mouse_button_mask & ~(1 << (BUTTON_LEFT - 1)));
}
_parse_input_event_impl(button_event, true);
}
}
}
Ref<InputEventScreenDrag> sd = p_event;
if (sd.is_valid()) {
SpeedTrack &track = touch_speed_track[sd->get_index()];
track.update(sd->get_relative());
sd->set_speed(track.speed);
if (emulate_mouse_from_touch && sd->get_index() == mouse_from_touch_index) {
Ref<InputEventMouseMotion> motion_event;
motion_event.instance();
motion_event->set_device(InputEvent::DEVICE_ID_TOUCH_MOUSE);
motion_event->set_position(sd->get_position());
motion_event->set_global_position(sd->get_position());
motion_event->set_relative(sd->get_relative());
motion_event->set_speed(sd->get_speed());
motion_event->set_button_mask(mouse_button_mask);
_parse_input_event_impl(motion_event, true);
}
}
Ref<InputEventJoypadButton> jb = p_event;
if (jb.is_valid()) {
int c = _combine_device(jb->get_button_index(), jb->get_device());
if (jb->is_pressed()) {
joy_buttons_pressed.insert(c);
} else {
joy_buttons_pressed.erase(c);
}
}
Ref<InputEventJoypadMotion> jm = p_event;
if (jm.is_valid()) {
set_joy_axis(jm->get_device(), jm->get_axis(), jm->get_axis_value());
}
Ref<InputEventGesture> ge = p_event;
if (ge.is_valid()) {
if (event_dispatch_function) {
event_dispatch_function(ge);
}
}
for (const Map<StringName, InputMap::Action>::Element *E = InputMap::get_singleton()->get_action_map().front(); E; E = E->next()) {
if (InputMap::get_singleton()->event_is_action(p_event, E->key())) {
// Save the action's state
if (!p_event->is_echo() && is_action_pressed(E->key()) != p_event->is_action_pressed(E->key())) {
Action action;
action.physics_frame = Engine::get_singleton()->get_physics_frames();
action.idle_frame = Engine::get_singleton()->get_idle_frames();
action.pressed = p_event->is_action_pressed(E->key());
action.strength = 0.0f;
action.raw_strength = 0.0f;
action_state[E->key()] = action;
}
action_state[E->key()].strength = p_event->get_action_strength(E->key());
action_state[E->key()].raw_strength = p_event->get_action_raw_strength(E->key());
}
}
if (event_dispatch_function) {
event_dispatch_function(p_event);
}
}
void Input::set_joy_axis(int p_device, int p_axis, float p_value) {
_THREAD_SAFE_METHOD_
int c = _combine_device(p_axis, p_device);
_joy_axis[c] = p_value;
}
void Input::start_joy_vibration(int p_device, float p_weak_magnitude, float p_strong_magnitude, float p_duration) {
_THREAD_SAFE_METHOD_
if (p_weak_magnitude < 0.f || p_weak_magnitude > 1.f || p_strong_magnitude < 0.f || p_strong_magnitude > 1.f) {
return;
}
VibrationInfo vibration;
vibration.weak_magnitude = p_weak_magnitude;
vibration.strong_magnitude = p_strong_magnitude;
vibration.duration = p_duration;
vibration.timestamp = OS::get_singleton()->get_ticks_usec();
joy_vibration[p_device] = vibration;
}
void Input::stop_joy_vibration(int p_device) {
_THREAD_SAFE_METHOD_
VibrationInfo vibration;
vibration.weak_magnitude = 0;
vibration.strong_magnitude = 0;
vibration.duration = 0;
vibration.timestamp = OS::get_singleton()->get_ticks_usec();
joy_vibration[p_device] = vibration;
}
void Input::vibrate_handheld(int p_duration_ms) {
OS::get_singleton()->vibrate_handheld(p_duration_ms);
}
void Input::set_gravity(const Vector3 &p_gravity) {
_THREAD_SAFE_METHOD_
gravity = p_gravity;
}
void Input::set_accelerometer(const Vector3 &p_accel) {
_THREAD_SAFE_METHOD_
accelerometer = p_accel;
}
void Input::set_magnetometer(const Vector3 &p_magnetometer) {
_THREAD_SAFE_METHOD_
magnetometer = p_magnetometer;
}
void Input::set_gyroscope(const Vector3 &p_gyroscope) {
_THREAD_SAFE_METHOD_
gyroscope = p_gyroscope;
}
void Input::set_mouse_position(const Point2 &p_posf) {
mouse_speed_track.update(p_posf - mouse_pos);
mouse_pos = p_posf;
}
Point2 Input::get_mouse_position() const {
return mouse_pos;
}
Point2 Input::get_last_mouse_speed() const {
return mouse_speed_track.speed;
}
int Input::get_mouse_button_mask() const {
return mouse_button_mask; // do not trust OS implementation, should remove it - OS::get_singleton()->get_mouse_button_state();
}
void Input::warp_mouse_position(const Vector2 &p_to) {
warp_mouse_func(p_to);
}
Point2i Input::warp_mouse_motion(const Ref<InputEventMouseMotion> &p_motion, const Rect2 &p_rect) {
// The relative distance reported for the next event after a warp is in the boundaries of the
// size of the rect on that axis, but it may be greater, in which case there's not problem as fmod()
// will warp it, but if the pointer has moved in the opposite direction between the pointer relocation
// and the subsequent event, the reported relative distance will be less than the size of the rect
// and thus fmod() will be disabled for handling the situation.
// And due to this mouse warping mechanism being stateless, we need to apply some heuristics to
// detect the warp: if the relative distance is greater than the half of the size of the relevant rect
// (checked per each axis), it will be considered as the consequence of a former pointer warp.
const Point2i rel_sgn(p_motion->get_relative().x >= 0.0f ? 1 : -1, p_motion->get_relative().y >= 0.0 ? 1 : -1);
const Size2i warp_margin = p_rect.size * 0.5f;
const Point2i rel_warped(
Math::fmod(p_motion->get_relative().x + rel_sgn.x * warp_margin.x, p_rect.size.x) - rel_sgn.x * warp_margin.x,
Math::fmod(p_motion->get_relative().y + rel_sgn.y * warp_margin.y, p_rect.size.y) - rel_sgn.y * warp_margin.y);
const Point2i pos_local = p_motion->get_global_position() - p_rect.position;
const Point2i pos_warped(Math::fposmod(pos_local.x, p_rect.size.x), Math::fposmod(pos_local.y, p_rect.size.y));
if (pos_warped != pos_local) {
warp_mouse_position(pos_warped + p_rect.position);
}
return rel_warped;
}
void Input::iteration(float p_step) {
}
void Input::action_press(const StringName &p_action, float p_strength) {
Action action;
action.physics_frame = Engine::get_singleton()->get_physics_frames();
action.idle_frame = Engine::get_singleton()->get_idle_frames();
action.pressed = true;
action.strength = p_strength;
action_state[p_action] = action;
}
void Input::action_release(const StringName &p_action) {
Action action;
action.physics_frame = Engine::get_singleton()->get_physics_frames();
action.idle_frame = Engine::get_singleton()->get_idle_frames();
action.pressed = false;
action.strength = 0.f;
action_state[p_action] = action;
}
void Input::set_emulate_touch_from_mouse(bool p_emulate) {
emulate_touch_from_mouse = p_emulate;
}
bool Input::is_emulating_touch_from_mouse() const {
return emulate_touch_from_mouse;
}
// Calling this whenever the game window is focused helps unstucking the "touch mouse"
// if the OS or its abstraction class hasn't properly reported that touch pointers raised
void Input::ensure_touch_mouse_raised() {
if (mouse_from_touch_index != -1) {
mouse_from_touch_index = -1;
Ref<InputEventMouseButton> button_event;
button_event.instance();
button_event->set_device(InputEvent::DEVICE_ID_TOUCH_MOUSE);
button_event->set_position(mouse_pos);
button_event->set_global_position(mouse_pos);
button_event->set_pressed(false);
button_event->set_button_index(BUTTON_LEFT);
button_event->set_button_mask(mouse_button_mask & ~(1 << (BUTTON_LEFT - 1)));
_parse_input_event_impl(button_event, true);
}
}
void Input::set_emulate_mouse_from_touch(bool p_emulate) {
emulate_mouse_from_touch = p_emulate;
}
bool Input::is_emulating_mouse_from_touch() const {
return emulate_mouse_from_touch;
}
Input::CursorShape Input::get_default_cursor_shape() const {
return default_shape;
}
void Input::set_default_cursor_shape(CursorShape p_shape) {
if (default_shape == p_shape) {
return;
}
default_shape = p_shape;
// The default shape is set in Viewport::_gui_input_event. To instantly
// see the shape in the viewport we need to trigger a mouse motion event.
Ref<InputEventMouseMotion> mm;
mm.instance();
mm->set_position(mouse_pos);
mm->set_global_position(mouse_pos);
parse_input_event(mm);
}
Input::CursorShape Input::get_current_cursor_shape() const {
return get_current_cursor_shape_func();
}
void Input::set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) {
if (Engine::get_singleton()->is_editor_hint()) {
return;
}
set_custom_mouse_cursor_func(p_cursor, p_shape, p_hotspot);
}
void Input::accumulate_input_event(const Ref<InputEvent> &p_event) {
ERR_FAIL_COND(p_event.is_null());
if (!use_accumulated_input) {
parse_input_event(p_event);
return;
}
if (!accumulated_events.empty() && accumulated_events.back()->get()->accumulate(p_event)) {
return; //event was accumulated, exit
}
accumulated_events.push_back(p_event);
}
void Input::flush_accumulated_events() {
while (accumulated_events.front()) {
parse_input_event(accumulated_events.front()->get());
accumulated_events.pop_front();
}
}
void Input::set_use_accumulated_input(bool p_enable) {
use_accumulated_input = p_enable;
}
void Input::release_pressed_events() {
flush_accumulated_events(); // this is needed to release actions strengths
keys_pressed.clear();
joy_buttons_pressed.clear();
_joy_axis.clear();
for (Map<StringName, Input::Action>::Element *E = action_state.front(); E; E = E->next()) {
if (E->get().pressed) {
action_release(E->key());
}
}
}
void Input::set_event_dispatch_function(EventDispatchFunc p_function) {
event_dispatch_function = p_function;
}
void Input::joy_button(int p_device, int p_button, bool p_pressed) {
_THREAD_SAFE_METHOD_;
Joypad &joy = joy_names[p_device];
//printf("got button %i, mapping is %i\n", p_button, joy.mapping);
if (joy.last_buttons[p_button] == p_pressed) {
return;
}
joy.last_buttons[p_button] = p_pressed;
if (joy.mapping == -1) {
_button_event(p_device, p_button, p_pressed);
return;
}
JoyEvent map = _get_mapped_button_event(map_db[joy.mapping], p_button);
if (map.type == TYPE_BUTTON) {
_button_event(p_device, map.index, p_pressed);
return;
}
if (map.type == TYPE_AXIS) {
_axis_event(p_device, map.index, p_pressed ? map.value : 0.0);
}
// no event?
}
void Input::joy_axis(int p_device, int p_axis, const JoyAxis &p_value) {
_THREAD_SAFE_METHOD_;
ERR_FAIL_INDEX(p_axis, JOY_AXIS_MAX);
Joypad &joy = joy_names[p_device];
if (joy.last_axis[p_axis] == p_value.value) {
return;
}
//when changing direction quickly, insert fake event to release pending inputmap actions
float last = joy.last_axis[p_axis];
if (p_value.min == 0 && (last < 0.25 || last > 0.75) && (last - 0.5) * (p_value.value - 0.5) < 0) {
JoyAxis jx;
jx.min = p_value.min;
jx.value = p_value.value < 0.5 ? 0.6 : 0.4;
joy_axis(p_device, p_axis, jx);
} else if (ABS(last) > 0.5 && last * p_value.value < 0) {
JoyAxis jx;
jx.min = p_value.min;
jx.value = p_value.value < 0 ? 0.1 : -0.1;
joy_axis(p_device, p_axis, jx);
}
joy.last_axis[p_axis] = p_value.value;
float val = p_value.min == 0 ? -1.0f + 2.0f * p_value.value : p_value.value;
if (joy.mapping == -1) {
_axis_event(p_device, p_axis, val);
return;
}
JoyEvent map = _get_mapped_axis_event(map_db[joy.mapping], p_axis, val);
if (map.type == TYPE_BUTTON) {
bool pressed = map.value > 0.5;
if (pressed == joy_buttons_pressed.has(_combine_device(map.index, p_device))) {
// Button already pressed or released; so ignore.
return;
}
_button_event(p_device, map.index, pressed);
// Ensure opposite D-Pad button is also released.
switch (map.index) {
case JOY_BUTTON_DPAD_UP:
if (joy_buttons_pressed.has(_combine_device(JOY_BUTTON_DPAD_DOWN, p_device))) {
_button_event(p_device, JOY_BUTTON_DPAD_DOWN, false);
}
break;
case JOY_BUTTON_DPAD_DOWN:
if (joy_buttons_pressed.has(_combine_device(JOY_BUTTON_DPAD_UP, p_device))) {
_button_event(p_device, JOY_BUTTON_DPAD_UP, false);
}
break;
case JOY_BUTTON_DPAD_LEFT:
if (joy_buttons_pressed.has(_combine_device(JOY_BUTTON_DPAD_RIGHT, p_device))) {
_button_event(p_device, JOY_BUTTON_DPAD_RIGHT, false);
}
break;
case JOY_BUTTON_DPAD_RIGHT:
if (joy_buttons_pressed.has(_combine_device(JOY_BUTTON_DPAD_LEFT, p_device))) {
_button_event(p_device, JOY_BUTTON_DPAD_LEFT, false);
}
break;
default:
// Nothing to do.
break;
}
return;
}