/// <summary>
/// Request all unmanaged resources controlled by the object be
/// immediately freed and the object marked as disposed.
/// </summary>
/// <remarks>
/// <para>
/// If the object was created using a public constructor the resources will be freed
/// immediately.
/// </para>
/// </remarks>
public override void RequestDisposal()
{
// Note: There is no external unmanaged allocation.
if (root != IntPtr.Zero && ResourceType == AllocType.Local)
{
NavmeshQueryFilterEx.dtqfFree(root);
}
root = IntPtr.Zero;
}
/// <summary>
/// The traversal cost for each area, indexed by area.
/// [Default: <see cref="DefaultAreaCost"/>]
/// </summary>
/// <param name="index">The area.</param>
/// <returns>The traversal cost of the area.</returns>
public float this[int index]
{
get { return(NavmeshQueryFilterEx.dtqfGetAreaCost(root, index)); }
set { NavmeshQueryFilterEx.dtqfSetAreaCost(root, index, value); }
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="areaCount">The number of used areas.</param>
public NavmeshQueryFilter(int areaCount)
: base(AllocType.Local)
{
root = NavmeshQueryFilterEx.dtqfAlloc();
mAreaCount = Math.Min(Navmesh.MaxArea + 1, mAreaCount);
}
/// <summary>
/// Constructor for a filter with the maximum number of areas.
/// (<see cref="Navmesh.MaxArea"/> + 1)
/// </summary>
public NavmeshQueryFilter()
: base(AllocType.Local)
{
root = NavmeshQueryFilterEx.dtqfAlloc();
mAreaCount = Navmesh.MaxArea + 1;
}
