/// <summary>
/// Rotate the camera towards the destination rotation, slowing down while reaching it.
/// </summary>
/// <returns></returns>
private IEnumerator NormalLerpRotating(CameraTarget target, TargetParameters.StaticTargetRotationParameters parameters)
{
while (Quaternion.Angle(transform.rotation, target.transform.rotation) > parameters.LerpThreshold)
{
transform.rotation = Quaternion.Slerp(transform.rotation, target.transform.rotation, parameters.LerpSpeed * Time.deltaTime);
yield return(null);
}
CameraEventSystem.CameraTargetRotationReached(target, parameters);
}
/// <summary>
/// Rotate the camera towards the destination rotation at constant speed, reaching in the given time.
/// </summary>
/// <returns></returns>
private IEnumerator ConstantLerpRotating(CameraTarget target, TargetParameters.StaticTargetRotationParameters parameters)
{
float elapsedRotatingLerpTime = 0;
Quaternion startingRotation = transform.rotation;
float step;
while (elapsedRotatingLerpTime < parameters.Duration)
{
step = elapsedRotatingLerpTime / parameters.Duration;
elapsedRotatingLerpTime += Time.deltaTime;
transform.rotation = Quaternion.Slerp(startingRotation, target.transform.rotation, step);
yield return(null);
}
CameraEventSystem.CameraTargetRotationReached(target, parameters);
}
/// <summary>
/// Immediately rotate the camera to match the target rotation.
/// </summary>
private void ImmediateRotating(CameraTarget target, TargetParameters.StaticTargetRotationParameters parameters)
{
transform.rotation = target.transform.rotation;
CameraEventSystem.CameraTargetRotationReached(target, parameters);
}