private bool BuildSingleTile()
{
TileBuildData tdata = mBuild.BuildData;
NMGenConfig config = mBuild.Config;
InputGeometry geom = mBuild.InputGeom;
mContext.ResetLog();
/*
* Design note:
*
* Not using the build task since it doesn't provide enough progress
* feedback for a single tile.
*
*/
// Create the NMGen builder.
IncrementalBuilder builder = IncrementalBuilder.Create(config.GetConfig()
, config.ResultOptions
, geom
, mBuild.NMGenProcessors);
if (builder == null)
{
mContext.PostError("Unexpected failure creating NMGen builder.", mBuild);
tdata.SetAsFailed(0, 0);
return(false);
}
else if (builder.IsFinished)
{
if (builder.State == NMGenState.NoResult)
{
mContext.PostError("NMGen build did not produce a result. (Early exit.)"
, builder.GetMessages(), mBuild);
tdata.SetAsFailed(0, 0);
return(false);
}
else
{
mContext.PostError("Unexpected NMGen builder completion."
, builder.GetMessages(), mBuild);
tdata.SetAsFailed(0, 0);
return(false);
}
}
mBuild.BuildData.SetAsInProgress(0, 0);
// Run the NMGen builder.
while (!builder.IsFinished)
{
if (EditorUtility.DisplayCancelableProgressBar("Build Single Tile Mesh"
, IncrementalBuilder.ToLabel(builder.State)
, IncrementalBuilder.ToProgress(builder.State)))
{
return(false);
}
builder.Build();
}
// Handle NMGen failures.
mContext.Log(builder.GetMessages()); // Single tile build. So go ahead an record.
switch (builder.State)
{
case NMGenState.Aborted:
mContext.PostError("NMGen build failed.", mBuild);
tdata.SetAsFailed(0, 0);
return(false);
case NMGenState.NoResult:
mContext.PostError("NMGen build did not produce a result.", mBuild);
tdata.SetAsFailed(0, 0);
return(false);
}
mContext.Log(string.Format("Completed NMGen build: {0} polygons."
, builder.Result.PolyMesh.PolyCount)
, mBuild);
// Build the tile.
NMGenAssets result = builder.Result;
if (result.DetailMesh == null)
{
Debug.LogError("result.DetailMesh ==null!");
}
NavmeshTileBuildData tbd = org.critterai.nmbuild.NMBuild.GetBuildData(
mContext, 0, 0
, result.PolyMesh.GetData(false), result.DetailMesh.GetData(false)
, mBuild.Connections
, (config.BuildFlags & NMGenBuildFlag.BVTreeEnabled) != 0);
if (tbd == null)
{
// No need to log the error. The above method takes care of that.
tdata.SetAsFailed(0, 0);
return(false);
}
NavmeshTileData td = NavmeshTileData.Create(tbd);
if (td.Size == 0)
{
mContext.PostError(
"Could not create {0} object. Cause unknown." + typeof(NavmeshTileData)
, mBuild);
tdata.SetAsFailed(0, 0);
return(false);
}
// Finalize the tile.
tdata.SetWorkingData(0, 0, result.PolyMesh, result.DetailMesh);
tdata.SetWorkingData(0, 0, td, tbd.PolyCount);
mContext.PostTrace("Completed single tile build.", mBuild);
return(true);
}
public bool QueueTask(int tx, int tz, int priority, BuildContext logger)
{
// Check for existing task and purge it.
NavmeshBuild build = Build;
if (!build)
{
return(false);
}
TileBuildData tdata = build.BuildData;
if (build.TileSetDefinition == null && (tx > 0 || tz > 0))
{
logger.LogError("Tile build requested, but no tile set found.", this);
return(false);
}
if (AbortRequest(tx, tz, "Overriden by new task."))
{
tdata.ClearUnbaked(tx, tz);
logger.LogWarning(string.Format(
"Existing build task overridden by new task. ({0}, {1})"
, tx, tz), this);
}
IncrementalBuilder builder;
NMGenConfig config = build.Config;
if (build.TileSetDefinition == null)
{
InputGeometry geom = build.InputGeom;
if (geom == null)
{
logger.LogError("Input geometry not available.", this);
tdata.SetAsFailed(tx, tz);
return(false);
}
builder = IncrementalBuilder.Create(config.GetConfig()
, config.ResultOptions
, geom
, build.NMGenProcessors);
}
else
{
builder = IncrementalBuilder.Create(tx, tz
, config.ResultOptions
, build.TileSetDefinition
, build.NMGenProcessors);
}
if (builder == null)
{
logger.LogError(string.Format("Tile set did not produce a builder. Tile: ({0},{1})"
, tx, tz)
, this);
return(false);
}
NMGenTask task = NMGenTask.Create(builder, priority);
if (!mTaskProcessor.QueueTask(task))
{
logger.LogError(string.Format("Processor rejected task. Tile: ({0},{1})"
, tx, tz), this);
return(false);
}
mNMGenTasks.Add(task);
tdata.SetAsQueued(tx, tz);
return(true);
}