63 lines
1.9 KiB
C#
63 lines
1.9 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using Syntriax.Engine.Core;
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using Syntriax.Engine.Core.Abstract;
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using Syntriax.Engine.Physics2D.Abstract;
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namespace Engine.Physics2D;
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public class PhysicsCoroutineManager : HierarchyObjectBase
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{
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private readonly List<IEnumerator> enumerators = [];
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private IPhysicsEngine2D? physicsEngine = null;
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public IEnumerator CreateCoroutine(IEnumerator enumerator)
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{
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enumerators.Add(enumerator);
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return enumerator;
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}
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public void StopCoroutine(IEnumerator enumerator)
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{
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enumerators.Remove(enumerator);
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}
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protected override void OnEnteringHierarchy(IGameManager gameManager)
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{
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physicsEngine = gameManager.HierarchyObjects.FindObject<IPhysicsEngine2D>();
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if (physicsEngine is IPhysicsEngine2D foundPhysicsEngine)
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foundPhysicsEngine.OnPhysicsStep += OnPhysicsStep;
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else
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gameManager.OnUpdate += OnUpdate;
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}
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private void OnPhysicsStep(IPhysicsEngine2D sender, float stepDeltaTime)
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{
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for (int i = enumerators.Count - 1; i >= 0; i--)
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if (!enumerators[i].MoveNext())
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enumerators.RemoveAt(i);
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}
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protected override void OnExitingHierarchy(IGameManager gameManager)
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{
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if (physicsEngine is IPhysicsEngine2D existingPhysicsEngine)
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existingPhysicsEngine.OnPhysicsStep -= OnPhysicsStep;
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gameManager.OnUpdate -= OnUpdate;
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}
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private void OnUpdate(IGameManager sender, EngineTime time)
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{
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if (GameManager is not IGameManager gameManager)
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return;
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physicsEngine = gameManager.HierarchyObjects.FindObject<IPhysicsEngine2D>();
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if (physicsEngine is IPhysicsEngine2D foundPhysicsEngine)
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{
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foundPhysicsEngine.OnPhysicsStep += OnPhysicsStep;
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gameManager.OnUpdate -= OnUpdate;
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}
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}
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}
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