private void MeshUpdateThread()
{
Profiler.BeginThreadProfiling("Custom Threads", "Mesh Updater Thread");
while (meshUpdaterThreadStopped == 0)
{
MeshUpdateThreadStatus status = (MeshUpdateThreadStatus)meshUpdateThreadStatus;
if (status == MeshUpdateThreadStatus.Updating)
{
// Main thread has requested mesh update
// Determine which tiles need updating
Debug.Log("Determining tiles to update");
GetTilesRequiringUpdate();
// Update tile edge flags
Debug.Log("Updating tile edge transition flags");
UpdateTileEdgeFlags(tileRequiresUpdate);
// Update tile meshes
Debug.Log("Regenerating tile meshes");
foreach (var tileRequiringUpdate in tileRequiresUpdate)
{
if (tileRequiringUpdate.Value == true)
{
int x = tileRequiringUpdate.Key.x;
int z = tileRequiringUpdate.Key.y;
Vector2Int tileLocation = new Vector2Int(x, z);
// Don't generate meshes for unloaded tiles
if (map.tiles.ContainsKey(tileLocation))
{
TerrainMeshGenerator.GenerateTile(tileMeshes[x, z], tileRequiringUpdate.Key, tileSize, tileResolution, tileLODs[x, z], map.tiles[tileLocation].heightmap, tileEdgeTransitionFlags[x, z]);
}
}
}
// Combine tile meshes
CombineTileMeshes();
// Set update thread status to finished
Interlocked.Exchange(ref meshUpdateThreadStatus, (int)MeshUpdateThreadStatus.Finished);
}
else
{
Thread.Sleep(100);
}
}
}
// Update is called once per frame
void Update()
{
MeshUpdateThreadStatus updaterStatus = (MeshUpdateThreadStatus)meshUpdateThreadStatus;
if (player)
{
if (updaterStatus == MeshUpdateThreadStatus.Idle)
{
curPlayerTilePos = GetPlayerTilePos();
if (curPlayerTilePos != prevPlayerTilePos)
{
// Set updater thread status to updating
Debug.Log("Updating tiles");
Debug.Log(curPlayerTilePos);
Interlocked.Exchange(ref meshUpdateThreadStatus, (int)MeshUpdateThreadStatus.Updating);
prevPlayerTilePos = curPlayerTilePos;
}
}
else if (updaterStatus == MeshUpdateThreadStatus.Finished)
{
Debug.Log("Updating tiles finished");
// Apploy LOD meshes
lodMeshes[0][0].ApplyToMesh();
meshFilters[0][0].sharedMesh = lodMeshes[0][0].mesh;
for (int i = 1; i < lodDistances.Length; i++)
{
for (int j = 0; j < 8; j++)
{
lodMeshes[i][j].ApplyToMesh();
meshFilters[i][j].sharedMesh = lodMeshes[i][j].mesh;
/* Crest ocean depth buffer support
* if (oceanDepthCache != null)
* {
* oceanDepthCache.PopulateCache();
* }*/
}
}
// Reset updater thread to idle status
Interlocked.Exchange(ref meshUpdateThreadStatus, (int)MeshUpdateThreadStatus.Idle);
}
}
}