void Update()
{
if (!isBlocked)
{
curSpeed = speed * Time.deltaTime; // Unify the speed.
targetPoint = path.GetPoint(curPathIndex);
// If reach the radius within the path then move to next point in the path.
if (Vector3.Distance(transform.position, targetPoint) < path.Radius)
{
// Don't move the unit if the path is completed.
if (curPathIndex < (pathLength - 1))
{
curPathIndex++;
}
else if (isLooping)
{
curPathIndex = 0;
}
else
{
return;
}
}
// Move the unit until the end point is reached in the path.
if (curPathIndex >= pathLength)
{
return;
}
// Calculate the next Velocity towards the path.
if ((curPathIndex >= (pathLength - 1)) && !isLooping)
{
velocity += Steer(targetPoint, true);
}
else
{
velocity += Steer(targetPoint);
}
transform.position += velocity; // Move the unit according to the velocity.
transform.rotation = Quaternion.LookRotation(velocity); // Rotate the vehicle towards the desired Velocity.
}
}