/**
* Looks at the space around the player, and if a required Terrain Tile does
* not exist, starts generation.
**/
bool fillGaps(Vector2Int c)
{
bool someScheduled = false;
for (int x = c.x - renderDistance; x <= (c.x + renderDistance); x++)
{
for (int y = c.y - renderDistance; y <= (c.y + renderDistance); y++)
{
Vector2Int testV = new Vector2Int(x, y);
if (!meshes.ContainsKey(testV))
{
// Don't do anything if we're too busy
if (terrainGenerationsInProgress >= maxTerrainsToSchedule)
{
return(true);
}
// Register that we're doing some work
terrainControllerChannel.annotate("Schedule new", Color.green);
someScheduled = true;
// Creating a new TerrainData object will create a new Job
// for the Unity Job Scheduler.
Vector3 centerPoint = new Vector3((float)testV.x * worldDimensions.x, 0, (float)testV.y * worldDimensions.z);
TerrainData data = new TerrainData(centerPoint, armTracks[terrainGenerationsInProgress], this);
terrainGenerationsInProgress++;
meshes[testV] = data;
// Register that we finished our work.
terrainControllerChannel.end();
}
}
}
return(someScheduled);
}
/**
* We periodically call this on every existing TerrainData.
* It checks to see if the job completed, and if so, does cleanup and
* makes a new Mesh from all the stuff that the job generated for us.
*
*
**/
public bool completeIfNeeded()
{
bool terrainGenerationCompleted = false;
if (!completed && jobHandle.IsCompleted)
{
completed = true;
jobHandle.Complete(); // Apparently this is required.
// It is possible that we got deleted before we finished - if so,
// don't actually do anything with the GameObject.
if (!deleted)
{
channel.annotate("Completing", Color.blue);
Mesh mesh = obj.GetComponent <MeshFilter>().mesh;
mesh.vertices = job.vertices.ToArray();
mesh.uv = job.uv.ToArray();
mesh.uv2 = job.uv2.ToArray();
mesh.SetTriangles(job.grassTriangles.ToArray(), 0);
mesh.SetTriangles(job.sandTriangles.ToArray(), 1);
mesh.SetTriangles(job.waterTriangles.ToArray(), 2);
mesh.RecalculateNormals();
channel.end();
terrainGenerationCompleted = true;
}
// Register the start and stop times of the job
track.registerJob(obj.name, Color.red, job.timings[0], job.timings[1]);
job.cleanUp();
}
return(terrainGenerationCompleted);
}
// This is called at the start of each new scene, specifying details of the
// annotation to emit.
public void registerScene(string scene, Color color)
{
sceneChannel.annotate(scene, color);
}
