private IEnumerator FadeAnimation(GameObject tile,
FadeDirection fadeDirection,
bool move,
Action <bool> callback = null,
float duration = 0.15f
)
{
float t = 0f;
Material material = tile.GetComponent <SpriteRenderer>().material;
Color color = material.color;
Vector3 position = tile.GetComponent <IsoTransform>().Position;
Vector3 startingPos;
Vector3 endingPos;
float startingOpacity;
float endingOpacity;
if (fadeDirection.Equals(FadeDirection.In))
{
startingPos = new Vector3(position.x, position.y - 0.4f, position.z);
endingPos = new Vector3(position.x, position.y, position.z);
startingOpacity = 0.1f;
endingOpacity = 1f;
}
else
{
startingPos = new Vector3(position.x, position.y, position.z);
endingPos = new Vector3(position.x, position.y - 0.4f, position.z);
startingOpacity = 1f;
endingOpacity = 0.1f;
}
while (t < 1.0f)
{
// Step the fade forward one frame.
t += Time.deltaTime * (Time.timeScale / duration);
float blend = Mathf.Clamp01(t / duration);
// Blend to the corresponding opacity between start & target.
color.a = Mathf.Lerp(startingOpacity, endingOpacity, blend);
material.color = color;
if (move)
{
tile.GetComponent <IsoTransform>().Position = Vector3.Lerp(startingPos, endingPos, t);
}
yield return(0);
}
callback?.Invoke(true);
}
