/// <summary> Add this direction and orientation to the stamp cache. </summary>
/// <param name="position">Position of where the stamp was captured.</param>
/// <param name="direction">Direction in which the stamp was captured.</param>
private void CacheStamp(Vector3 position, Vector3 direction)
{
StampDir stamp = new StampDir();
stamp.position = position;
stamp.direction = direction;
stamp.timestamp = Time.time;
stampCache.Add(stamp);
}
/// <summary> Add this direction and orientation to the stamp cache. </summary>
/// <param name="position">Position of where the stamp was captured.</param>
/// <param name="orientation">Rotation of how the stamp was captured.</param>
private void CacheStamp(Vector3 position, Quaternion orientation)
{
StampDir stamp = new StampDir();
stamp.position = position;
stamp.direction = orientation;
stamp.timestamp = Time.time;
stampCache.Add(stamp);
}
/// <summary>
/// Checks if a particular transform would overlap with an existing stamp on the Cubemap!
/// </summary>
public bool IsCached(Vector3 position, Vector3 direction)
{
float min = float.MaxValue;
for (int i = 0; i < stampCache.Count; i++)
{
StampDir s = stampCache[i];
if (IsExpired(i, position))
{
stampCache.RemoveAt(i);
continue;
}
float ang = Vector3.Angle(direction, s.direction);
if (min > ang)
{
min = ang;
}
}
// allow for a little overlap (using .8 fov instead of 1), especially since fov is horiontal, not vertical, and vertical is
// shorter due to aspect ratio
return(min < fov * .8f);
}