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perf: significant performance optimizations on ordered behaviour collectors by using a sorted dictionary

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Syntriax
2025-10-13 09:58:58 +03:00
parent 9ccf7b754d
commit c7d170fad9
9 changed files with 152 additions and 141 deletions
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9
Engine.Core/Systems/DrawManager.cs
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@@ -5,11 +5,12 @@ namespace Engine.Core;
public class DrawManager : Behaviour
{
// We use Descending order because draw calls are running from last to first
private static Comparer<IBehaviour> SortByDescendingPriority() => Comparer<IBehaviour>.Create((x, y) => y.Priority.CompareTo(x.Priority));
private static Comparer<int> SortByDescendingPriority() => Comparer<int>.Create((x, y) => y.CompareTo(x));
private static System.Func<IBehaviour, int> GetPriority() => (b) => b.Priority;
private readonly ActiveBehaviourCollectorOrdered<IPreDraw> preDrawEntities = new() { SortBy = SortByDescendingPriority() };
private readonly ActiveBehaviourCollectorOrdered<IDraw> drawEntities = new() { SortBy = SortByDescendingPriority() };
private readonly ActiveBehaviourCollectorOrdered<IPostDraw> postDrawEntities = new() { SortBy = SortByDescendingPriority() };
private readonly ActiveBehaviourCollectorOrdered<int, IPreDraw> preDrawEntities = new(GetPriority(), SortByDescendingPriority());
private readonly ActiveBehaviourCollectorOrdered<int, IDraw> drawEntities = new(GetPriority(), SortByDescendingPriority());
private readonly ActiveBehaviourCollectorOrdered<int, IPostDraw> postDrawEntities = new(GetPriority(), SortByDescendingPriority());
private void OnPreDraw(IUniverse sender)
{