/// <summary>
/// Constructor
/// </summary>
/// <remarks>
/// <para>
/// A 'no result' object will be created if the <paramref name="polyMesh"/> parameter
/// is null or has a polygon count of zero.
/// </para>
/// </remarks>
/// <param name="tx">The x-index of the tile within the tile grid. (tx, tz)</param>
/// <param name="tz">The z-index of the tile within the tile grid. (tx, tz)</param>
/// <param name="polyMesh">The polymesh.</param>
/// <param name="detailMesh">The detail mesh.</param>
/// <param name="heightfield">The heightfield.</param>
/// <param name="compactField">The compact field.</param>
/// <param name="contours">The contour set.</param>
public NMGenAssets(int tx, int tz
, PolyMesh polyMesh
, PolyMeshDetail detailMesh
, Heightfield heightfield
, CompactHeightfield compactField
, ContourSet contours)
{
mTileX = tx;
mTileZ = tz;
if (polyMesh == null || polyMesh.PolyCount == 0)
{
mPolyMesh = null;
mDetailMesh = null;
mHeightfield = null;
mCompactField = null;
mContours = null;
}
else
{
mPolyMesh = polyMesh;
mDetailMesh = detailMesh; // OK to be null.
mHeightfield = heightfield;
mCompactField = compactField;
mContours = contours;
}
}
/// <summary>
/// Creates a compact open heightfield from a solid heightfield.
/// </summary>
/// <param name="context">The context to use duing the operation.</param>
/// <param name="sourceField">
/// The solid heighfield to derive the compact heightfield from.
/// </param>
/// <param name="walkableHeight">
/// The minimum floor to ceiling height that is still considered walkable.
/// [Limit: >= <see cref="NMGen.MinWalkableHeight"/>]
/// </param>
/// <param name="walkableStep">
/// The maximum floor to floor step that is still considered walkable.</param>
/// <returns>True if the operation completed successfully.</returns>
public static CompactHeightfield Build(BuildContext context
, Heightfield sourceField
, int walkableHeight
, int walkableStep)
{
if (context == null ||
sourceField == null || sourceField.IsDisposed ||
walkableHeight < NMGen.MinWalkableHeight ||
walkableStep < 0)
{
return(null);
}
CompactHeightfield field = new CompactHeightfield();
if (CompactHeightfieldEx.nmcfBuildField(context.root
, walkableHeight
, walkableStep
, sourceField.root
, field))
{
return(field);
}
return(null);
}
/// <summary>
/// Sets the context as having produced no result.
/// </summary>
public void SetAsNoResult()
{
mHeightfield = null;
mCompactField = null;
mContours = null;
mPolyMesh = null;
mDetailMesh = null;
mNoResult = true;
}
/// <summary>
/// Creates a compact open heightfield from a solid heightfield.
/// </summary>
/// <param name="context">The context to use duing the operation.</param>
/// <param name="sourceField">
/// The solid heighfield to derive the compact heightfield from.
/// </param>
/// <param name="walkableHeight">
/// The minimum floor to ceiling height that is still considered walkable.
/// [Limit: >= <see cref="NMGen.MinWalkableHeight"/>]
/// </param>
/// <param name="walkableStep">
/// The maximum floor to floor step that is still considered walkable.</param>
/// <returns>True if the operation completed successfully.</returns>
public static CompactHeightfield Build(BuildContext context
, Heightfield sourceField
, int walkableHeight
, int walkableStep)
{
if (context == null
|| sourceField == null || sourceField.IsDisposed
|| walkableHeight < NMGen.MinWalkableHeight
|| walkableStep < 0)
{
return null;
}
CompactHeightfield field = new CompactHeightfield();
if (CompactHeightfieldEx.nmcfBuildField(context.root
, walkableHeight
, walkableStep
, sourceField.root
, field))
{
return field;
}
return null;
}
