public void TestMillionEntitySystem()
{
const int size = 100_000;
var gameWorld = new GameWorld();
var entities = new GameEntityHandle[size];
gameWorld.CreateEntityBulk(entities);
var componentType = gameWorld.AsComponentType<IntComponent>();
for (var i = 0; i < size; i++)
{
gameWorld.AddComponent(entities[i], componentType);
}
var sw = new Stopwatch();
var lowest = TimeSpan.MaxValue;
using var runner = new ThreadBatchRunner(1f);
runner.StartPerformanceCriticalSection();
var query = new EntityQuery(gameWorld, new[] {componentType});
var system = new ArchetypeSystem<int>((in ReadOnlySpan<GameEntityHandle> entities, in SystemState<int> state) =>
{
var accessor = new ComponentDataAccessor<IntComponent>(state.World);
foreach (ref readonly var entity in entities)
accessor[entity].Value++;
}, query);
public void TestOne()
{
var runner = new ThreadBatchRunner(0.5f);
var size = 64;
var batchObjects = new __BatchTest[size * 4];
var batchIds = new BatchRequest[size * 4];
for (var i = 0; i < batchIds.Length; i += 4)
{
batchIds[i] = runner.Queue(batchObjects[i] = new __BatchTest(size, 1));
batchIds[i + 1] = runner.Queue(batchObjects[i + 1] = new __BatchTest(size, 2));
batchIds[i + 2] = runner.Queue(batchObjects[i + 2] = new __BatchTest(size, 3));
batchIds[i + 3] = runner.Queue(batchObjects[i + 3] = new __BatchTest(size, 4));
}
foreach (var id in batchIds)
{
while (!runner.IsCompleted(id))
{
Thread.Sleep(1);
}
}
Assert.IsTrue(runner.IsCompleted());
foreach (var batch in batchObjects)
{
Assert.AreEqual(batch.Size, batch.ComputedValue);
}
Console.WriteLine("Runner Completed");
runner.Dispose();
}
public SimulationApplication(GlobalWorld source, Context overrideContext) : base(source, overrideContext)
{
// register game world since it's kinda important for the simu app, ahah
Data.Context.BindExisting(gameWorld = new GameWorld());
Data.Context.BindExisting <IBatchRunner>(batchRunner = new ThreadBatchRunner(0.5f)); // we only use 50% of the cores
targetFrequency = TimeSpan.FromSeconds(0.02); // 100 fps
timeApp = new TimeApp(Data.Context);
fts = new FixedTimeStep {
TargetFrameTimeMs = (int)targetFrequency.TotalMilliseconds
};
worker = new ApplicationWorker("Simulation");
}