private HeightfieldLayerSet(IntPtr root, int layerCount)
{
this.root = root;
mLayerCount = layerCount;
mLayers = new HeightfieldLayer[layerCount];
for (int i = 0; i < mLayerCount; i++)
{
HeightfieldLayer layer = new HeightfieldLayer();
HeightfieldLayserSetEx.nmlsGetLayer(root, i, layer);
mLayers[i] = layer;
}
}
/// <summary>
/// Frees and marks as disposed all resoures associated with the object.
/// (Including its <see cref="HeightfieldLayer"/> objects.)
/// </summary>
public void RequestDisposal()
{
if (!IsDisposed)
{
HeightfieldLayserSetEx.nmlsFreeLayers(root);
root = IntPtr.Zero;
mLayerCount = 0;
for (int i = 0; i < mLayers.Length; i++)
{
mLayers[i].Reset();
}
}
}
/// <summary>
/// Builds a layer set from the <see cref="CompactHeightfield"/>.
/// </summary>
/// <param name="context">The context to use duing the operation.</param>
/// <param name="field">The source field.</param>
/// <returns>The resulting layer set, or null on failure.</returns>
public static HeightfieldLayerSet Build(BuildContext context, CompactHeightfield field)
{
if (context == null)
{
return(null);
}
IntPtr ptr = IntPtr.Zero;
int layerCount = HeightfieldLayserSetEx.nmlsBuildLayers(context.root
, field
, field.BorderSize
, field.WalkableHeight
, ref ptr);
if (ptr == IntPtr.Zero)
{
return(null);
}
return(new HeightfieldLayerSet(ptr, layerCount));
}
