acceleration, deceleration and steer

game.cpp

@@ -3,21 +3,25 @@
 #define DELAY 30000
 
 Game::Game()
-    : x(0), y(0), max_x(800), max_y(600), direction(0),
-      window(sf::VideoMode(max_x, max_y), "SFML Window") {
+    : x(0), y(0), max_x(800), max_y(600), direction(0), window(sf::VideoMode(max_x, max_y), "SFML Window"),
+      racecar(200.0f, 10.0f, 1.0f) { // Adjust maxSpeed, acceleration, and steerSpeed values as needed
     if (!font.loadFromFile("cascaydia.otf")) {
         std::cerr << "Failed to load font" << std::endl;
         exit(1);
     }
 
-    text.setString("o");
-    text.setFont(font);
-    text.setCharacterSize(24);
+    sf::Text text("o", font, 24); // This is just for the track, you can modify it as needed
     text.setFillColor(sf::Color::White);
+
+    racecar.setPosition(max_x / 2, max_y / 2); // Set initial position for the racecar
 }
 
 void Game::run() {
+    sf::Clock clock;
+
     while (window.isOpen()) {
+        float dt = clock.restart().asSeconds();
+
         sf::Event event;
         while (window.pollEvent(event)) {
             if (event.type == sf::Event::Closed) {
@@ -25,23 +29,31 @@ void Game::run() {
             }
         }
 
-        if (sf::Keyboard::isKeyPressed(sf::Keyboard::Up) && y > 0) {
-            y--;
-        }
-        if (sf::Keyboard::isKeyPressed(sf::Keyboard::Down) && y < max_y - 1) {
-            y++;
-        }
-        if (sf::Keyboard::isKeyPressed(sf::Keyboard::Left) && x > 0) {
-            x--;
-        }
-        if (sf::Keyboard::isKeyPressed(sf::Keyboard::Right) && x < max_x - 1) {
-            x++;
+        if (sf::Keyboard::isKeyPressed(sf::Keyboard::Up)) {
+            racecar.accelerate(dt);
+        } else if (sf::Keyboard::isKeyPressed(sf::Keyboard::Down)) {
+            if (racecar.getSpeed() > 0) {
+                racecar.brake(dt); // Apply brakes
+            } else {
+                racecar.reverse(dt); // Reverse the car
+            }
+        } else {
+            racecar.decelerate(dt); // No key pressed, decelerate as usual
         }
 
+
+        if (sf::Keyboard::isKeyPressed(sf::Keyboard::Left)) {
+            racecar.steer(dt, -1.0f); // Steer left
+        } else if (sf::Keyboard::isKeyPressed(sf::Keyboard::Right)) {
+            racecar.steer(dt, 1.0f); // Steer right
+        }
+
+        racecar.update(dt);
+
         window.clear();
-        text.setPosition(x, y);
-        window.draw(text);
+        window.draw(racecar.getDrawable()); // Draw the racecar
         window.display();
+
         sf::sleep(sf::microseconds(DELAY));
     }
 }

game.h

@@ -3,6 +3,7 @@
 
 #include <SFML/Graphics.hpp>
 #include <iostream>
+#include "racecar.h"
 
 class Game {
 public:
@@ -17,7 +18,7 @@ private:
     int direction;
     sf::RenderWindow window;
     sf::Font font;
-    sf::Text text;
+    Racecar racecar;
 };
 
 #endif // GAME_H

racecar.cpp

@@ -1,7 +1,64 @@
 #include "racecar.h"
 
-Racecar::Racecar() {
-    // Add the implementation for the Racecar class constructor here if needed.
-    // You can include any member variables and functions specific to Racecar.
+Racecar::Racecar(float maxSpeed, float acceleration, float steerSpeed)
+    : maxSpeed(maxSpeed), acceleration(acceleration), steerSpeed(steerSpeed), dx(0), dy(0), steeringAngle(0) {
+    if (!font.loadFromFile("cascaydia.otf")) {
+        std::cerr << "Failed to load font" << std::endl;
+        exit(1);
+    }
+
+    carText.setString("0"); // Replace "o" with a racecar emoji or any desired character
+    carText.setFont(font);
+    carText.setCharacterSize(24);
+    carText.setFillColor(sf::Color::White);
+    speed = 0;
+}
+
+void Racecar::update(float dt) {
+    carText.move(speed * dt * cos(steeringAngle), speed * dt * sin(steeringAngle));
+}
+
+void Racecar::accelerate(float dt) {
+    if (speed < maxSpeed) {
+        speed += acceleration * dt;
+    }
+}
+
+void Racecar::decelerate(float dt) {
+    if (speed < 0) {
+        speed += acceleration * dt;
+    } else if (speed > 0) {
+        speed -= acceleration * dt;
+    } else if (speed > -maxSpeed / 2) {
+        speed -= 1.5 * acceleration * dt;
+    }
+}
+
+void Racecar::steer(float dt, float direction) {
+    steeringAngle += steerSpeed * direction * dt;
+}
+
+void Racecar::brake(float dt) {
+    if (speed > 0) {
+        speed -= 3 * acceleration * dt;
+    }
+}
+
+void Racecar::reverse(float dt) {
+    if (speed > -maxSpeed / 2) {
+        speed -= 1.5 * acceleration * dt;
+    }
+}
+
+sf::Text Racecar::getDrawable() {
+    return carText;
+}
+
+void Racecar::setPosition(float x, float y) {
+    carText.setPosition(x, y);
+}
+
+float Racecar::getSpeed() const {
+    return speed;
 }
 

racecar.h

@@ -1,10 +1,33 @@
 #ifndef RACECAR_H
 #define RACECAR_H
 
+#include <SFML/Graphics.hpp>
+#include <iostream>
+#include <cmath>
+
 class Racecar {
 public:
-    Racecar();
-    // Add any member functions or variables for the Racecar class here if needed.
+    Racecar(float maxSpeed, float acceleration, float steerSpeed);
+    void update(float dt);
+    void accelerate(float dt);
+    void decelerate(float dt);
+    void brake(float dt); // Brake the car
+    void reverse(float dt); // Reverse the car
+    void steer(float dt, float direction); // -1 for left, 1 for right
+    sf::Text getDrawable();
+    void setPosition(float x, float y);
+    float getSpeed() const; // Get the current speed of the car
+
+private:
+    sf::Text carText;
+    sf::Font font;
+    float speed;
+    float maxSpeed;
+    float acceleration;
+    float steerSpeed;
+    float steeringAngle;
+    float dx;
+    float dy;
 };
 
 #endif // RACECAR_H