float redrad;
int xr,xg,xb,xy,xbl;
int yr=height;
int yg=height/2;
int yb=height/3;
int yy=height/4;
int ybl=height/2;
int xrdir =  (int)(random(20)); 
int yrdir =  (int)(random(7)); 
int xgdir = 12;
int ygdir = 5;
int xbdir = 10;
int ybdir = 8;
int xydir = 2;
int yydir = 4;
int xbldir = 40;
int ybldir = 45;
float rpos;     
float speed;  
float bouncy,bouncb,bouncg ;
float rb;
float distg;


void setup() {
smooth();
  size(500,500);
  background(200,0,0);
  ellipseMode(CENTER_DIAMETER);
framerate(40); 
}

void loop() {
  background(0,102,255);
  noStroke();
  redBall();
  yelBall();
  greyBall();
  blueBall();
  greenBall();
  orangeBall();
  vioBall();
  lbluBall();
  blackBall();
  bounceg();
  bounceb();
}

void redBall(){
  fill(255,255,0);
  ellipse(xr,yr,redrad,redrad);
  redrad = (sqrt(sq (mouseX)+ sq (mouseY)))+8;
  xr= xr+xrdir;
  yr= yr+yrdir;
  if(xr+redrad/2>480) {
    xrdir = - (int)(random(20)); ;
  }
   else if(xr-redrad/2<0) xrdir = (int)(random(20)); 
   
  if(yr+redrad/2>480) yrdir = -(int)(random(7)); 
  else if(yr-redrad/2<0) yrdir = (int)(random(7)); 
  }

void yelBall(){
rb = random(10);
    fill(255,0,0);
    ellipse(xg,yg,25+rb,25+rb);
  xg= xg+xgdir;
  yg= yg+ygdir;
  if(xg>480) {
    xgdir = -12;
  }
   else if(xg<0) xgdir = 12;
  if(yg>480) ygdir = -5;
  else if(yg<0) ygdir = 5;
}

void greyBall(){
rb = random(10);
rotate(radians(360));
    fill(156,156,156);
    ellipse(xg,yg,20+rb,20+rb);
  xg= xg+xgdir;
  yg= yg+ygdir;
  if(xg>480) {
    xgdir = -8;
  }
   else if(xg<0) xgdir = 8;
  if(yg>480) ygdir = -4;
  else if(yg<0) ygdir = 4;
}

void blueBall(){
    fill(0,0,153);
    ellipse(xb,yb,20,20);
  xb= xb+xbdir;
  yb= yb+ybdir;
  if(xb>480) {
    xbdir = -12;
  }
   else if(xb<0) xbdir = 12;
  if(yb>480) ybdir = -8;
  else if(yb<0) ybdir = 8;
}

void greenBall(){
    fill(0,255,0);
    speed+=PI/60;
float speedye = sin(speed)*sin(speed*2)*cos(speed*0.5);
    ellipse(xy+xy*speedye,yy+yy*speedye,30,30);
  xy= xy+xydir-int (speedye) ;
  yy= yy+yydir-int (speedye);
  if(xy>480) {
    xydir = -12;
  }
   else if(xy<0) xydir = 12;
  if(yy>480) yydir = -8;
  else if(yy<0) yydir = 8;
}

void orangeBall(){
    fill(255,102,0);
    speed+=PI/60;
float speedye = sin(speed)*sin(speed*2)*cos(speed*0.5);
    ellipse(xy+xy*speedye,yy+yy*speedye,30,30);
  xy= xy+xydir;
  yy= yy+yydir;
  if(xy>480) {
    xydir = -5;
  }
   else if(xy<0) xydir = 5;
  if(yy>480) yydir = -4;
  else if(yy<0) yydir = 4;
}

void vioBall(){
    fill(255,0,102);
    speed+=PI/60;
float speedye = sin(speed)*sin(speed*2)*cos(speed*0.5);
    ellipse(xy+xy*speedye,yy+yy*speedye,30,30);
  xy= xy+xydir;
  yy= yy+yydir;
  if(xy>480) {
    xydir = -7;
  }
   else if(xy<0) xydir = 7;
  if(yy>480) yydir = -6;
  else if(yy<0) yydir = 6;
}

void lbluBall(){
    fill(255,255,255);
    ellipse(xb,yb,30,30);
  xg= xg+xgdir;
  yg= yg+ygdir;
  if(xg>480) {
    xgdir = -14;
  }
   else if(xg<0) xgdir = 14;
  if(yg>480) ygdir = -7;
  else if(yg<0) ygdir = 7;
}

void blackBall(){
    fill(0,0,0);
    ellipse(xbl,ybl,25,25);
  xbl= xbl+xbldir;
  ybl= ybl+ybldir;
  if(xbl>480) {
    xbldir = -2;
  }
   else if(xbl<0) xbldir = 2;
  if(ybl>480) ybldir = -1;
  else if(ybl<0) ybldir = 1;
}

void bounceg(){
distg = sqrt( sq (xr)+sq (yr));
float bouncg = radians(redrad-9);
float bouncgsol = xr+radians(redrad)-9;
float bouncgsag = xr+2*radians(redrad)+9;
float bouncgtop = yr+radians(redrad)-9;
float bouncgbot = yr+2*radians(redrad)+9;

  if(distg > redrad) {
    xgdir = -12;
    if(xg==480) xgdir = -12;
    if(xg==0) xgdir = 12;
  }
      
   else if(distg < redrad) xgdir = 12;
  if(distg < redrad) ygdir = 5;
    if(yg==0) ygdir = 5;
    if(yg==480) ygdir = -5;
  else if(distg > redrad) ygdir = -5;
}

void bounceb(){

float bouncb = radians(PI*redrad);
float bouncbsol = xr-redrad;
float bouncbsag = xr+redrad;
float bouncbtop = yr-redrad;
float bouncbbot = yr+redrad;

  if(xb<bouncbsag) {
    xbdir = 10;
    if(xb==600) xb = 0;
    if(xb==0) xbdir = 10;
  }

   else if(xb<bouncbsol) xbdir = -10;
  if(yb<bouncbtop) ybdir = 8;
      if(yg==0) ygdir = 8;
    if(yg==600) ygdir = -8;
  else if(yb>bouncbbot) ybdir = -8;
}