public static void Calculate(Level level)
{
var chunks = level.GetLoadedChunks().OrderBy(column => column.x).ThenBy(column => column.z);
SkyLightBlockAccess blockAccess = new SkyLightBlockAccess(level.WorldProvider);
_chunkCount = chunks.Count();
if (_chunkCount == 0)
{
return;
}
CheckIfSpawnIsMiddle(chunks, level.SpawnPoint.GetCoordinates3D());
Stopwatch sw = new Stopwatch();
sw.Start();
//Parallel.ForEach(chunks, chunk => chunk.RecalcHeight());
//Log.Debug($"Recalc height level {level.LevelName}({level.LevelId}) for {_chunkCount} chunks, {_chunkCount*16*16*256} blocks. Time {sw.ElapsedMilliseconds}ms");
SkyLightCalculations calculator = new SkyLightCalculations(Config.GetProperty("CalculateLights.MakeMovie", false));
int midX = calculator.GetMidX(chunks.ToArray());
//int width = calculator.GetWidth(chunks.ToArray());
sw.Restart();
HighPrecisionTimer tickerHighPrecisionTimer = null;
if (calculator.TrackResults)
{
tickerHighPrecisionTimer = new HighPrecisionTimer(100, _ => calculator.SnapshotVisits());
}
calculator.StartTimeInMilliseconds = Environment.TickCount;
var t0 = Task.Run(() =>
{
var pairs = chunks.OrderBy(pair => pair.x).ThenBy(pair => pair.z).Where(chunk => chunk.x <= midX).OrderByDescending(pair => pair.x).ThenBy(pair => pair.z).ToArray();
calculator.CalculateSkyLights(blockAccess, pairs);
});
var t5 = Task.Run(() =>
{
var pairs = chunks.OrderByDescending(pair => pair.x).ThenBy(pair => pair.z).Where(chunk => chunk.x > midX).OrderBy(pair => pair.x).ThenByDescending(pair => pair.z).ToArray();
calculator.CalculateSkyLights(blockAccess, pairs);
});
var t1 = Task.Run(() =>
{
var pairs = chunks.OrderBy(pair => pair.x).ThenBy(pair => pair.z).ToArray();
calculator.CalculateSkyLights(blockAccess, pairs);
});
var t2 = Task.Run(() =>
{
var pairs = chunks.OrderByDescending(pair => pair.x).ThenByDescending(pair => pair.z).ToArray();
calculator.CalculateSkyLights(blockAccess, pairs);
});
var t3 = Task.Run(() =>
{
var pairs = chunks.OrderByDescending(pair => pair.x).ThenBy(pair => pair.z).ToArray();
calculator.CalculateSkyLights(blockAccess, pairs);
});
var t4 = Task.Run(() =>
{
var pairs = chunks.OrderBy(pair => pair.x).ThenByDescending(pair => pair.z).ToArray();
calculator.CalculateSkyLights(blockAccess, pairs);
});
Task.WaitAll(t0, t1, t2, t3, t4, t5);
Log.Debug($"Recalc skylight for {_chunkCount:N0} chunks, {_chunkCount*16*16*256:N0} blocks. Touches={calculator.visits:N0} Time {sw.ElapsedMilliseconds:N0}ms");
if (calculator.TrackResults)
{
Task.Run(() =>
{
tickerHighPrecisionTimer?.Dispose();
calculator.SnapshotVisits();
calculator.SnapshotVisits();
if (calculator.RenderingTasks.Count == 0)
{
return;
}
// Start with an end-frame (twitter thumbs)
var last = calculator.RenderingTasks.Last();
calculator.RenderingTasks.Remove(last);
calculator.RenderingTasks.Insert(0, last);
calculator.RenderVideo();
Log.Debug($"Movie rendered.");
});
}
//foreach (var chunk in chunks)
//{
// calculator.ShowHeights(chunk);
//}
//var chunkColumn = chunks.First(column => column.x == -1 && column.z == 0 );
//if (chunkColumn != null)
//{
// Log.Debug($"Heights:\n{Package.HexDump(chunkColumn.height)}");
// Log.Debug($"skylight.Data:\n{Package.HexDump(chunkColumn.skyLight.Data, 64)}");
//}
}
