app/src/PlayerAircraftInput.cpp - master - wmigor/z-plane

app/src/PlayerAircraftInput.cpp
183 строки5 KB
wmigor
Плавное управление мышкой
04 июн 2026, 23:00
04 июн 2026, 23:0043aa585
#include "PlayerAircraftInput.h"
#include <glm/glm.hpp>

PlayerAircraftInput::PlayerAircraftInput(Aircraft *aircraft): _aircraft(aircraft)
{
}

bool PlayerAircraftInput::handle(const osgGA::GUIEventAdapter &ea, osgGA::GUIActionAdapter &)
{
	switch (ea.getEventType())
	{
		case osgGA::GUIEventAdapter::DRAG:
			return handleDrag(ea);
		case osgGA::GUIEventAdapter::PUSH:
			_mouseX = ea.getX();
			_mouseY = ea.getY();
			return true;
		case osgGA::GUIEventAdapter::KEYDOWN:
			switch (ea.getKey())
			{
				case osgGA::GUIEventAdapter::KEY_W:
					_elevatorDown = true;
					return true;
				case osgGA::GUIEventAdapter::KEY_S:
					_elevatorUp = true;
					return true;
				case osgGA::GUIEventAdapter::KEY_A:
					_aileronLeft = true;
					return true;
				case osgGA::GUIEventAdapter::KEY_D:
					_aileronRight = true;
					return true;
				case osgGA::GUIEventAdapter::KEY_Q:
					_rudderLeft = true;
					return true;
				case osgGA::GUIEventAdapter::KEY_E:
					_rudderRight = true;
					return true;
				case osgGA::GUIEventAdapter::KEY_Equals:
					_throttleUp = true;
					return true;
				case osgGA::GUIEventAdapter::KEY_Minus:
					_throttleDown = true;
					return true;
				case osgGA::GUIEventAdapter::KEY_I:
					_flapUp = true;
					return true;
				case osgGA::GUIEventAdapter::KEY_K:
					_flapDown = true;
					return true;
				case osgGA::GUIEventAdapter::KEY_Space:
					_brake = true;
					return true;
				case osgGA::GUIEventAdapter::KEY_R:
					_mouseAilerons = 0.0;
					_mouseElevator = 0.0;
					return true;
				default:
					break;
			}
			break;
		case osgGA::GUIEventAdapter::KEYUP:
			switch (ea.getKey())
			{
				case osgGA::GUIEventAdapter::KEY_W:
					_elevatorDown = false;
					return true;
				case osgGA::GUIEventAdapter::KEY_S:
					_elevatorUp = false;
					return true;
				case osgGA::GUIEventAdapter::KEY_A:
					_aileronLeft = false;
					return true;
				case osgGA::GUIEventAdapter::KEY_D:
					_aileronRight = false;
					return true;
				case osgGA::GUIEventAdapter::KEY_Q:
					_rudderLeft = false;
					return true;
				case osgGA::GUIEventAdapter::KEY_E:
					_rudderRight = false;
					return true;
				case osgGA::GUIEventAdapter::KEY_Equals:
					_throttleUp = false;
					return true;
				case osgGA::GUIEventAdapter::KEY_Minus:
					_throttleDown = false;
					return true;
				case osgGA::GUIEventAdapter::KEY_I:
					_flapUp = false;
					return true;
				case osgGA::GUIEventAdapter::KEY_K:
					_flapDown = false;
					return true;
				case osgGA::GUIEventAdapter::KEY_Space:
					_brake = false;
					return true;
				default:
					break;
			}
			break;
		case osgGA::GUIEventAdapter::FRAME:
			handleFrame();
			break;
		default:
			break;
	}

	return false;
}

void PlayerAircraftInput::handleFrame()
{
	auto input = &_aircraft->input;
	auto ailerons = 0.0;
	auto elevator = 0.0;
	auto rudder = 0.0;
	auto throttle = input->throttle;
	auto flap = input->flap;
	auto brake = _brake ? 1.0 : 0.0;

	if (_aileronLeft)
		ailerons += 1.0;
	if (_aileronRight)
		ailerons -= 1.0;
	if (_elevatorDown)
		elevator += 1.0;
	if (_elevatorUp)
		elevator -= 1.0;
	if (_rudderLeft)
		rudder -= 1.0;
	if (_rudderRight)
		rudder += 1.0;
	if (_throttleDown)
		throttle -= 1.0;
	if (_throttleUp)
		throttle += 1.0;
	if (_flapDown)
		flap += 1.0;
	if (_flapUp)
		flap -= 1.0;

	auto delta = 1.0 / 60.0;
	auto speed = 1.0;

	throttle = glm::clamp(throttle, 0.0, 1.0);
	flap = glm::clamp(flap, 0.0, 1.0);

	_keyAilerons = moveToward(_keyAilerons, ailerons, delta * speed);
	_keyElevator = moveToward(_keyElevator, elevator, delta * speed);

	input->ailerons = glm::clamp(_keyAilerons+ _mouseAilerons, -1.0, 1.0);
	input->elevator = glm::clamp(_keyElevator + _mouseElevator, -1.0, 1.0);
	input->rudder = moveToward(input->rudder, rudder, delta * speed);
	input->throttle = moveToward(input->throttle, throttle, delta * speed);
	input->flap = moveToward(input->flap, flap, delta * speed);
	input->brake = moveToward(input->brake, brake, delta * speed);
}

bool PlayerAircraftInput::handleDrag(const osgGA::GUIEventAdapter &ea)
{
	if (!(ea.getButtonMask() & osgGA::GUIEventAdapter::LEFT_MOUSE_BUTTON))
		return false;

	auto hScale = ea.getWindowWidth() / 2;
	_mouseAilerons = glm::clamp(_mouseAilerons + (_mouseX - ea.getX()) / hScale, -1.0, 1.0);
	_mouseX = ea.getX();

	auto vScale = ea.getWindowHeight() / 2;
	_mouseElevator = glm::clamp(_mouseElevator + (ea.getY() - _mouseY) / vScale, -1.0, 1.0);
	_mouseY = ea.getY();

	return true;
}

double PlayerAircraftInput::moveToward(double value, double target, double speed)
{
	auto min = glm::min(value, target);
	auto max = glm::max(value, target);
	auto direction = target - value  > 0.0 ? 1.0 : -1.0;

	return glm::clamp(value + direction * speed, min, max);
}