/// <summary>
/// Determine the prominent collision side of the two tiles
/// </summary>
/// <param name="tile">The tile to check against</param>
/// <returns>The prominent side for the collision of the two tiles</returns>
public CollisionSide GetCollisionSide(BaseTile tile)
{
CollisionSide side = CollisionSide.None;
if (IsCollided(tile))
{
// Calculate offsets
double topOffset = Bottom - tile.Top;
double botOffset = tile.Bottom - Top;
double leftOffset = Right - tile.Left;
double rightOffset = tile.Right - Left;
// Start with the top side
double newOffset = topOffset;
side = CollisionSide.Top;
// Check the bottom side
side = botOffset > newOffset ? CollisionSide.Bottom : side;
newOffset = Math.Max(newOffset, botOffset);
// Check the left side
side = leftOffset > newOffset ? CollisionSide.Left : side;
newOffset = Math.Max(newOffset, leftOffset);
// Check the right side
side = rightOffset > newOffset ? CollisionSide.Right : side;
newOffset = Math.Max(newOffset, rightOffset);
// Check if no side
side = newOffset > MagicNumbers.TILESIZE * 2 ? CollisionSide.None : side;
}
return(side);
}
/// <summary>
/// Determine if two tiles have collided
/// </summary>
/// <param name="tile">The tile to check against</param>
/// <returns>True if the tiles have collided or false otherwise</returns>
public bool IsCollided(BaseTile tile)
{
return(tile != null && tile != this && IsCollided(tile.Rect));
}
