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PongBase.cpp
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PongBase.cpp
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#include <SFML/Graphics.hpp>
#include <iostream>
#include "PongEnemy.h"
static const int windowX = 1920;
static const int windowY = 1080;
static const float collisionOffsetLeft = 50;
static const float collisionOffsetRight = 60;
static const float collisionOffsetTop = 120;
static const float collisionOffsetBottom = 110;
static const sf::Color backgroundColor = sf::Color(158, 158, 158, 255);
static const sf::Vector2f paddleSize = sf::Vector2f(30, 200);
static const float ballSize = 30;
static const sf::Color playerPaddleColor = sf::Color::Blue;
static const sf::Color enemyPaddleColor = sf::Color::Red;
static const sf::Color ballColor = sf::Color::Black;
static const sf::Vector2f startingBallSpeed = sf::Vector2f(-1100, 200);
struct Ball {
sf::CircleShape body;
sf::Vector2f speed;
Ball() {
body = sf::CircleShape(ballSize);
body.setPosition(windowX / 2, windowY / 2);
body.setFillColor(ballColor);
speed = startingBallSpeed;
}
};
struct Paddle {
bool isPlayer;
sf::RectangleShape body;
Paddle(bool isPlayer_) {
isPlayer = isPlayer_;
body = sf::RectangleShape(paddleSize);
float newX = isPlayer ? paddleSize.x : windowX - paddleSize.x * 2;
body.setPosition(newX, windowY / 2);
body.setFillColor(isPlayer ? playerPaddleColor : enemyPaddleColor);
}
bool setPosition(float targetY) {
if (targetY > windowY - paddleSize.y || targetY < 0)
return false;
body.setPosition(body.getPosition().x, targetY);
return true;
}
};
std::pair<bool, bool> circleRect(sf::Vector2f circlePos, float radius, sf::Vector2f rectPos, sf::Vector2f rectDimensions) {
bool edgeHit = false;
float testX = circlePos.x;
float testY = circlePos.y;
if (circlePos.x < rectPos.x) testX = rectPos.x; // left edge
else if (circlePos.x > rectPos.x + rectDimensions.x) testX = rectPos.x + rectDimensions.x; // right edge
if (circlePos.y < rectPos.y) testY = rectPos.y; // top edge
else if (circlePos.y > rectPos.y + rectDimensions.y) testY = rectPos.y + rectDimensions.y; // bottom edge
if (testX == circlePos.x)
edgeHit = true;
float distX = circlePos.x - testX;
float distY = circlePos.y - testY;
float distance = (distX * distX) + (distY * distY);
if (distance <= radius * radius) {
return { true, edgeHit };
}
return { false, false };
}
int main() {
sf::RenderWindow window(sf::VideoMode(windowX, windowY), "Pong");
window.setFramerateLimit(240);
sf::CircleShape debugCircle(2);
debugCircle.setFillColor(sf::Color::Cyan);
sf::Clock gameClock;
gameClock.restart();
sf::RectangleShape topWall(sf::Vector2f(1750, 70));
topWall.setPosition((windowX - 1750) / 2, 50);
topWall.setFillColor(sf::Color::Black);
sf::RectangleShape bottomWall(sf::Vector2f(1750, 70));
bottomWall.setPosition((windowX - 1750) / 2, windowY - 120);
bottomWall.setFillColor(sf::Color::Black);
Ball ball;
Paddle player(true);
Paddle enemy(false);
int currentPlayerScore = 0;
int currentEnemyScore = 0;
float freezeTimer = 2.0f;
float paddleBounceTimer = 0;
float wallsBounceTimer = 0;
EnemyOnStart();
player.setPosition(sf::Mouse::getPosition().y - paddleSize.y * 1.5f);
enemy.setPosition(ball.body.getPosition().y);
window.clear(backgroundColor);
window.draw(topWall);
window.draw(bottomWall);
window.draw(ball.body);
window.draw(player.body);
window.draw(enemy.body);
window.display();
while (window.isOpen())
{
sf::Event event;
while (window.pollEvent(event))
{
if (event.type == sf::Event::Closed)
window.close();
}
float deltaTime = gameClock.restart().asSeconds();
if (freezeTimer > 0) {
freezeTimer -= deltaTime;
continue;
}
if (paddleBounceTimer > 0)
paddleBounceTimer -= deltaTime;
if (wallsBounceTimer > 0)
wallsBounceTimer -= deltaTime;
window.clear(backgroundColor);
player.setPosition(sf::Mouse::getPosition().y - paddleSize.y * 1.5f);
ball.body.setPosition(ball.body.getPosition() + ball.speed * deltaTime);
const sf::Vector2f currentBallPos = ball.body.getPosition() + sf::Vector2f(ballSize, ballSize);
bool debug = enemy.setPosition(EnemyUpdate(enemy.body.getPosition().x - currentBallPos.x, currentBallPos.y, ball.speed.x, ball.speed.y, deltaTime) - paddleSize.y / 2.0f);
std::pair<bool, bool> playerHit = circleRect(currentBallPos, ballSize, player.body.getPosition(), paddleSize);
std::pair<bool, bool> enemyHit = circleRect(currentBallPos, ballSize, enemy.body.getPosition(), paddleSize);
if (paddleBounceTimer <= 0 && (playerHit.first || enemyHit.first))
{
if (playerHit.second || enemyHit.second)
ball.speed.y *= -1;
else
ball.speed.x *= -1;
paddleBounceTimer = 0.5f;
}
std::pair<bool, bool> topWallHit = circleRect(currentBallPos, ballSize, topWall.getPosition(), topWall.getSize());
std::pair<bool, bool> bottomWallHit = circleRect(currentBallPos, ballSize, bottomWall.getPosition(), bottomWall.getSize());
if (wallsBounceTimer <= 0 && topWallHit.first || bottomWallHit.first) {
ball.speed.y *= -1;
wallsBounceTimer = 0.5f;
}
bool playerHasScored = currentBallPos.x < 0;
if (playerHasScored || currentBallPos.x > windowX) {
ball.body.setPosition(windowX / 2, windowY / 2);
ball.speed = startingBallSpeed;
currentPlayerScore += playerHasScored;
currentEnemyScore += !playerHasScored;
EnemyOnScore(currentPlayerScore, currentEnemyScore);
freezeTimer = 2.0f;
}
window.draw(topWall);
window.draw(bottomWall);
window.draw(ball.body);
window.draw(player.body);
window.draw(enemy.body);
window.draw(debugCircle);
window.display();
}
return 0;
}