// Animation during turning to next page
IEnumerator TurnToNextPageTransition()
{
bool hasActivatedNextPage = false;
// Play flip page sound
PlayFlipPageSound();
if (inTransition == PAGES_TRANSITIONS.TURNING_LEFT)
{
t = 1 - t;
}
inTransition = PAGES_TRANSITIONS.TURNING_RIGHT;
while (t < 1)
{
bookPages[currentPage % 3].page.localRotation =
Quaternion.Lerp(pageUnturnedRotation, pageTurnedRotation, t);
t += Time.deltaTime * speed;
if (t > 0.05f && !hasActivatedNextPage)
{
// Activate the next page just after animation has started to prevent visual overlap
if (currentPage + 1 < pagesUi.Count)
{
ActivatePage((currentPage + 1) % 3, currentPage + 1);
bookPages[(currentPage + 1) % 3].page.localRotation = pageUnturnedRotation;
}
hasActivatedNextPage = true;
}
yield return(new WaitForFixedUpdate());
}
bookPages[currentPage % 3].page.localRotation = pageTurnedRotation;
// Deactivate the previous page
DeactivatePage((currentPage + 2) % 3);
currentPage++;
if (currentPage > pagesUi.Count)
{
currentPage = pagesUi.Count;
}
TransitionFinished();
}
// When transition is finished, reset variables used during transition
private void TransitionFinished()
{
t = 0;
inTransition = PAGES_TRANSITIONS.NONE;
speed = 2.5f;
}
