public void turnLeft(int degrees) {
Vector oldVelocity = model.getVelocity();
double angle = oldVelocity.getAngle();
Vector newVelocity = Vector.getUnitVector((int) (angle - degrees));
model.setVelocity(newVelocity.snapTo());
}
public void forward(int pixels) {
Vector oldVelocity = model.getVelocity();
Vector newVelocity = oldVelocity.scale(pixels);
model.setVelocity(newVelocity);
model.step();
}