/// <summary>
/// Resets the build to the <see cref="NavmeshBuildState.Inactive"/> state, clearing all
/// build data.
/// </summary>
public void ResetBuild()
{
mBuildData = new TileBuildData();
mTileSet = null;
mInputGeom = null;
mInputInfo = new InputBuildInfo();
mNMGenProcessors = null;
mConnections = null;
mBoundsMin = Vector3.zero;
mBoundsMax = Vector3.zero;
mIsDirty = true;
}
internal bool SetInputData(BuildContext context
, InputGeometry geometry
, InputBuildInfo info
, INMGenProcessor[] processors
, ConnectionSet connections
, bool threadSafeOnly)
{
// Remember: Never allow this method to clear the input geometry.
// Note: Don't set class fields until it is safe.
if (geometry == null)
{
context.LogError("Set input data: Invalid parameters.", this);
return(false);
}
// Generate the processor set.
processors = org.critterai.ArrayUtil.Compress(processors);
List <INMGenProcessor> lprocessors = new List <INMGenProcessor>();
if (processors != null)
{
lprocessors.AddRange(processors);
}
NMGenBuildFlag bflags = mConfig.BuildFlags;
bool threadCheckFail = false;
// This section makes sure we don't get duplicate processors.
// It also checks for thread-safety.
foreach (INMGenProcessor p in lprocessors)
{
if (p is FilterLedgeSpans)
{
bflags &= ~NMGenBuildFlag.LedgeSpansNotWalkable;
}
if (p is FilterLowHeightSpans)
{
bflags &= ~NMGenBuildFlag.LowHeightSpansNotWalkable;
}
if (p is LowObstaclesWalkable)
{
bflags &= ~NMGenBuildFlag.LowObstaclesWalkable;
}
if (threadSafeOnly && !p.IsThreadSafe)
{
context.LogError(p.Name + " processor is not thread-safe.", this);
threadCheckFail = true;
}
}
if (threadCheckFail)
{
context.LogError("One or more processors is not thread-safe.", this);
return(false);
}
lprocessors.AddRange(ProcessorSet.GetStandard(bflags));
ProcessorSet pset = ProcessorSet.Create(lprocessors.ToArray());
if (pset == null)
{
context.LogError("Set input data: No NMGen processors available.", this);
return(false);
}
// If necessary, re-create the tile set definition.
Vector3 bmin;
Vector3 bmax;
DeriveBounds(geometry.BoundsMin, geometry.BoundsMax, out bmin, out bmax);
if (mBuildData.IsTiled)
{
mTileSet = TileSetDefinition.Create(bmin, bmax, mConfig.GetConfig(), geometry);
if (mTileSet == null)
{
context.LogError("Set input data: Create tile build definition: Unexpected error."
+ " Invalid input data or configuration."
, this);
return(false);
}
}
// Everything is OK. Set the rest of the fields.
mNMGenProcessors = pset;
mBoundsMin = bmin;
mBoundsMax = bmax;
mInputGeom = geometry;
mInputInfo = info;
mConnections = (connections == null ? ConnectionSet.CreateEmpty() : connections);
mIsDirty = true;
return(true);
}
