Improve ball bounce

Author: lleballex

Arcanoid/App/App.cpp

@@ -47,7 +47,7 @@ void App::run() {
 
 	sf::RenderWindow window(sf::VideoMode(SCREEN_WIDTH, SCREEN_HEIGHT), "ARCANOID by lleballex");
 
-	window.setFramerateLimit(60);
+	window.setFramerateLimit(100);
 
 	sf::Clock clock;
 

Arcanoid/Ball/Ball.cpp

@@ -25,13 +25,26 @@ void Ball::draw(sf::RenderWindow *window) {
 
 bool Ball::handlePlatformCollide(float plX, float plY, float plWidth, float plHeight) {
 	float *res = getRectCollision(plX, plY, plWidth, plHeight);
-	float newAngle = float(rand()) / RAND_MAX * M_PI / 2 - M_PI / 4;	
-	//float newAngle = float(rand()) / RAND_MAX * M_PI / 1 - M_PI / 2;
 
 	if (!res) {
 		return false;
 	}
 
+	if ((float)rand() / RAND_MAX >= 0.3) {
+		float offsetX = (float)rand() / RAND_MAX * 400 - 200;
+		float offsetY = (float)rand() / RAND_MAX * 400 - 200;
+		float directionX = centerX - x + offsetX;
+		float directionY = centerY - y + offsetY;
+		float distance = sqrt(directionX * directionX + directionY * directionY);
+
+		speedX = (directionX / distance) * speed;
+		speedY = (directionY / distance) * speed;
+
+		return true;
+	}
+
+	float newAngle = float(rand()) / RAND_MAX * M_PI * 2 - M_PI;
+
 	if (abs(res[1]) > abs(res[0])) {
 		if (res[1] > 0) {
 			speedX = speed * cos(newAngle);
@@ -98,6 +111,11 @@ void Ball::setSpeedAngle(float angle) {
 	speedY = speed * sin(angle);
 }
 
+void Ball::setCenterPosition(float x, float y) {
+	centerX = x;
+	centerY = y;
+}
+
 COLOR Ball::getColor() {
 	return color;
 }

Arcanoid/Ball/Ball.h

@@ -6,7 +6,9 @@
 class Ball : public Circle {
 private:
 	COLOR color;
+
 	float speed = 0.4;
+	float centerX = 10, centerY = 10;
 
 public:
 	Ball();
@@ -18,6 +20,7 @@ class Ball : public Circle {
 
 	void setColor(COLOR newColor);
 	void setSpeedAngle(float angle);
+	void setCenterPosition(float x, float y);
 
 	COLOR getColor();
 };

Arcanoid/Game/Game.cpp

@@ -26,6 +26,7 @@ Game::Game() {
 	}
 
 	ball = new Ball;
+	ball->setCenterPosition(SCREEN_WIDTH / 2.f, SCREEN_HEIGHT / 2.f);
 	setInitBallPosition();
 
 	heartTexture = new sf::Texture;

Arcanoid/Home/Home.cpp

@@ -14,7 +14,6 @@ Home::Home() {
 	eventManager.subscribe(EVENT::CLICK, aboutBtn, &Home::setAboutScene, this);
 	eventManager.subscribe(EVENT::CLICK, quitBtn, &Home::quit, this);
 
-
 	layout = new VerticalLayout(5, 0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
 	layout->addObject(startBtn);
 	layout->addObject(rulesBtn);