// Update is called once per frame
//Update should check if the scene has been unpaused and if so count for 5 seconds whilst checking if the beam remains
//within a small horizontal angle. If so, it should output some message to say so.
void Update()
{
if (Time.timeScale != 0)
{
if (Quaternion.Angle(plank.rotation, Quaternion.identity) < delta_angle)
{
balance_time += Time.deltaTime; //add the frame time onto the balance time
if (balance_time > delta_time && !levelComplete) //if equilibrium has been held for long enough then you have completed it
{
balanced_text.enabled = true; //reveal the BALANCED! text
MomentsDataScript.AddStreakPoint();
balance_streak_text.text = MomentsDataScript.GetStreakPoints().ToString("F0");
levelComplete = true;
time_left_text.text = "0.00";
}
else
{
if (balance_time < delta_time)
{
time_left_text.text = (delta_time - balance_time).ToString("F2");
}
}
}
else
{
balance_time = 0; //if equilibrium is lost then reset the balance time
}
}
}
// Use this for initialization
void Awake()
{
float num_points = MomentsDataScript.GetStreakPoints();
//testing
//num_points = 6;
balance_streak_text.text = num_points.ToString("F0"); //display the streak points
levelComplete = false;
Time.timeScale = 0f; //freeze time for the setup of masses and forces before the unpause button is clicked
float hinge_z = Random.Range(-0.5f, 0.5f); //random position along the plank length
plank_position = plank.position;
hinge.position = new Vector3(plank_position.x, plank_position.y, hinge_z * (plank.localScale.z));
//plank.GetComponent<HingeJoint>().connectedBody = hinge.GetComponent<Rigidbody>();
plank.GetComponent <HingeJoint>().anchor = new Vector3(0, 0, hinge_z); //anchor position along the plank
//set random mass of plank between 1 - 10kg.
plank_mass = plank.GetComponent <Rigidbody>().mass = Random.Range(1, 10);
plank_mass_text.text = plank_mass.ToString("F0");
num_boxes = 0; //the number of boxes that should be added to the simulation
//create the positions and masses for the boxes that will be added
//get a random position along the plank for a box to start
box_pos[0] = Random.Range(-plank.transform.localScale.z / 2, plank.transform.localScale.z / 2);
box_mass[0] = Random.Range(1, 10); //random range for the box between 1 and 10
num_boxes = 1;
//if the user has fewer that 3 points, only produce 1 box on start
if (num_points < 3)
{
//get a random position along the plank for a box to start
box_pos[0] = Random.Range(-plank.transform.localScale.z / 2, plank.transform.localScale.z / 2);
box_mass[0] = Random.Range(1, 10); //random range for the box between 1 and 10
num_boxes = 1;
}
else if (num_points >= 3 && num_points < 5)
{
//get a random position along the plank for a box to start
box_pos[0] = Random.Range(-plank.transform.localScale.z / 2, plank.transform.localScale.z / 2);
box_mass[0] = Random.Range(1, 10); //random range for the box between 1 and 10
box_pos[1] = Random.Range(-plank.transform.localScale.z / 2, plank.transform.localScale.z / 2);
box_mass[1] = Random.Range(1, 10); //random range for the box between 1 and 10
num_boxes = 2;
}
else
{
//get a random position along the plank for a box to start
box_pos[0] = Random.Range(-plank.transform.localScale.z / 2, plank.transform.localScale.z / 2);
box_mass[0] = Random.Range(1, 10); //random range for the box between 1 and 10
box_pos[1] = Random.Range(-plank.transform.localScale.z / 2, plank.transform.localScale.z / 2);
box_mass[1] = Random.Range(1, 10); //random range for the box between 1 and 10
box_pos[2] = Random.Range(-plank.transform.localScale.z / 2, plank.transform.localScale.z / 2);
box_mass[2] = Random.Range(1, 10); //random range for the box between 1 and 10
num_boxes = 3;
}
//randomly position boxes on the plank
CreateMasses();
//listeners
reset_button.onClick.AddListener(delegate { ResetScene(); });
start_button.onClick.AddListener(delegate { StartTiming(); });
}
