float checkDistance(Log log, Ship ship) {
  float testX = ship.x;
  float testY = ship.y;

  // which edge is closest?
  if (ship.x < log.x)                    testX = log.x; 
  else if (ship.x > log.x+log.logwidth)  testX = log.x+log.logwidth;
  if (ship.y < log.y)                    testY = log.y;
  else if (ship.y > log.y+log.logheight) testY = log.y+log.logheight;

  // get distant
  float distX = ship.x-testX;
  float distY = ship.y-testY;
  float distance = sqrt( (distX*distX) + (distY*distY) );

  line(testX, testY, ship_zero.x, ship_zero.y);

  // if the distance is less than the radius, collision!
  return distance;
}

// -----
boolean isColliding = false;

Ship ship_zero;
Saw saw_zero;
Bob bob;

Log[] logs = {new Log(100, 200, 100, 100, false), new Log(500, 200, 200, 100, false), new Log(400, 400, 20, 100, true) };
  
void setup() {
  size(600, 600);
  ship_zero = new Ship();
  saw_zero = new Saw(100, 100, 20, 50);
  bob = new Bob(100, 400, 20, 40);
}

void draw() {
  background(50);


  for(int i = 0; i < logs.length; i++) {
    logs[i].drawLog(i);
  }


  // for(int i = 0; i < trees.length; i++) {
  //   trees[i].draw();
  // }

  ship_zero.draw();
  saw_zero.drawSaw();
  ship_zero.collect(saw_zero);
  bob.drawBob();
  ship_zero.collect(bob);

  for(int i = 0; i < logs.length; i++) {
    logs[i].strokecolor = logs[i].logcolor;
  }


  logs[ship_zero.nextLog].strokecolor = color(255, 0, 0);

}