//player position
int playerX = 375;
int playerY = 650;
int playerD = 2;
int pTriX = 375;
int pTriY = 650;

//Boulders
int numBlocks = 10;
int bSize = 75;
float[] x = new float[numBlocks];
float[] y = new float[numBlocks];
//Background Change
float BG = 200;

void setup()
{
  size (750, 750);
  noStroke();
  for (int i = 0; i < numBlocks; i++) {
    x[i] = (int)random(width);
    y[i] = (int)random(height)-height-bSize/2;
  }
}

void draw()
{
  //Aesthetics
  background(BG, 50, 50);
  textSize(24);
  text("Tap a Key!", 325, 300);
  text("Dodge the Boulders!", 270, 330);
  //Player
  noStroke();
  fill(0);
  ellipse(playerX, playerY, 75, 75);
  fill(255);
  ellipse(playerX, playerY, 50, 50 );
  //Player movement
  if (playerD==2)
  {
    playerX-=7;
    if (playerX <=width-width)
    {
      playerD=1;
    }
  }
  if (playerD==3)
  {
    playerX+=7;
    if (playerX >=width)
    {
      playerD=4;
    }
  }
  // 
  for (int i = 0; i < numBlocks; i++) {
    if (y[i] > height+bSize/2) {
      x[i] = (int)random(width);
      y[i] = (int)random(height)-height-bSize/2;
    }
    y[i]+=5;
    fill(0);
    ellipse(x[i], y[i], bSize, bSize);
    //collision calculator
    if (dist(x[i], y[i], playerX, playerY) <= 70)
    {
      exit();
    }
  }
}

//Move command
void keyPressed()
{
  BG = random(0,255);
  if (playerD==1||playerD==2)
  {
    playerD = 3;
  } else if (playerD==3||playerD==4)
  {
    playerD = 2;
  } 
}