void Start()
{
thisSpeedo = this;
}
void FixedUpdate()
{
// raise tail
tail.SetActive(true);
burnerTail.SetActive(false);
// Set the rb max velocity to 600
// Velocity on the Z axis.
if (rb.velocity.z > maxVelocity)
{
rb.velocity = new Vector3(rb.velocity.x, rb.velocity.y, maxVelocity);
}
if (rb.velocity.z < -maxVelocity)
{
rb.velocity = new Vector3(rb.velocity.x, rb.velocity.y, -maxVelocity);
}
// Velocity on the X axis.
if (rb.velocity.x > maxVelocity)
{
rb.velocity = new Vector3(maxVelocity, rb.velocity.y, rb.velocity.z);
}
if (rb.velocity.x < -maxVelocity)
{
rb.velocity = new Vector3(-maxVelocity, rb.velocity.y, rb.velocity.z);
}
// Change the color of the flight light when velocity is adequate.
if (rb.velocity.magnitude >= takeOffSpeed && flightLightOn == false)
{
offSlid.handleRect.gameObject.SetActive(false);
offSlid.handleRect = onHandle;
onSlid.handleRect.gameObject.SetActive(true);
flightLightOn = true;
}
if (rb.velocity.magnitude < takeOffSpeed && flightLightOn == true)
{
onSlid.handleRect.gameObject.SetActive(false);
onSlid.handleRect = offHandle;
offSlid.handleRect.gameObject.SetActive(true);
flightLightOn = false;
}
// Decrease speed when player is not accelerating.
if (speed > 0 && !Input.GetKey(KeyCode.W))
{
speed -= 0.3f;
}
// isGrounded is true when the groundCheck gameObject is within the groundDistance from the ground layer.
isGrounded = Physics.CheckSphere(groundCheck.position, groundDistance, groundMask);
// Vector3 variables for movement along the x, y, and z axis.
Vector3 moveForward = transform.forward;
Vector3 moveRight = transform.right;
Vector3 look = transform.up;
Vector3 altitude = transform.up;
// used for rotation speed.
Vector3 eulerAngleVelocity = new Vector3(0, 100, 0);
// Accelerate and move forward.
if (Input.GetKey(KeyCode.W))
{
// Depletes fuel while accelerating.
fuel -= 0.01f;
rb.AddForce(moveForward * speed);
// raise tail
tail.SetActive(false);
burnerTail.SetActive(true);
if (speed < maxSpeed)
{
speed += acceleration;
}
else
{
speed = maxSpeed;
}
}
// Decelerate and fully stop.
if (Input.GetKey(KeyCode.S))
{
rb.AddForce(-moveForward * acceleration * 25f);
if (rb.velocity.z < 0 && rb.velocity.z > -10)
{
speed = 0;
}
if (speed > 0)
{
speed -= (acceleration * 0.5f);
}
else
{
rb.velocity = Vector3.Normalize(Vector3.zero);
speed = 0;
}
}
// Increase altitude.
if (Input.GetKey(KeyCode.Space))
{
if (rb.velocity.magnitude >= takeOffSpeed)
{
rb.position += altitude;
}
}
// Decrease altitude.
if (Input.GetKey(KeyCode.LeftShift))
{
if (!isGrounded)
{
rb.position -= altitude;
}
}
// Rotate Left.
if (Input.GetKey(KeyCode.A))
{
// rb.AddForce(-moveRight * speed);
Quaternion deltaRotation = Quaternion.Euler(-eulerAngleVelocity * Time.deltaTime);
rb.MoveRotation(rb.rotation * deltaRotation);
}
//Rotate Right.
if (Input.GetKey(KeyCode.D))
{
// rb.AddForce(moveRight * speed);
Quaternion deltaRotation = Quaternion.Euler(eulerAngleVelocity * Time.deltaTime);
rb.MoveRotation(rb.rotation * deltaRotation);
}
// If velocity falls below the takeOffSpeed gravity kicks in.
if (rb.velocity.magnitude < takeOffSpeed)
{
rb.useGravity = true;
if (rb.drag < 0.5f)
{
rb.drag += 0.0005f;
}
}
else
{
rb.useGravity = false;
rb.drag = 0;
}
// Change the legs positions between grounded and flying.
for (int i = 0; i < groundedLeg.Length; i++)
{
if (groundCheck.position.y < 20)
{
groundedLeg[i].SetActive(true);
flyingLeg[i].SetActive(false);
}
else
{
groundedLeg[i].SetActive(false);
flyingLeg[i].SetActive(true);
}
}
// Controls the speedometer using the SpeedometerArrow script.
SpeedometerArrow.ShowSpeed(rb.velocity.magnitude, 0, 600);
// Controls the fuel.
FuelArrow.ShowSpeed(fuel, 0, 100);
}
