Ball_VeronicaBlack

float ballX = random(0, width);

float ballY = random(0, height);

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float speedY = 10; //speedY also add speedX

float speedX = 5; //speedY also add speedX

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float gravity = 0.8 ;

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void setup() {

  size (400, 400);

  smooth();

  noStroke();

}

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void draw() {

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  background (0);

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  ellipse (ballX, ballY, 30, 30);

  //This is where it makes gravity plus the ellpse move

  //This bit of code came from this guy //https://forum.processing.org/topic/how-to-make-a-ball-bounce-with-gravity

  //I did the rest. Thanks dude!

  ballY = ballY + speedY;

  speedY = speedY + gravity;

  ballX = ballX + speedX;

 // speedX = speedX + gravity;

  if (ballY >= height || ballY <= 0){

   speedY *= -0.8;

  }

   if (ballX >= width || ballX <= 0){

   speedX= -speedX;

  }

​

​

//Thanks Jason! http://www.openprocessing.org/sketch/66230

//friction

 if (ballY >= 390) {

    ballY = 390;

    speedY *= 0.944;

    speedX *= 0.95;

  }

  // Make SpeedX 0 if it's moving too slow horizontally

  if (abs(speedX) < 0.08) {

    speedX = 0;

  }

  // Make SpeedY 0 if it's moving too slow horizontally

  if (ballY == 390 && speedY > 9.5 && speedY < 10) {

    speedY = 0;

  }

  // If both speeds are 0, stop the animation

  if (speedY == 0 && speedX == 0) {

    noLoop();

  }

​

​

println(speedX);

}

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​