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65 lines
2.2 KiB
65 lines
2.2 KiB
using System.Collections.Generic;
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using Entitas;
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using GAS.Runtime;
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using UnityEngine;
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namespace CoreGame.Render
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{
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public class NavSys : IExecuteSystem
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{
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private readonly IGroup<CombatEntity> m_NavGroup;
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private readonly List<CombatEntity> m_CacheEntities = new List<CombatEntity>();
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public NavSys(CombatContext contexts)
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{
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var navMatcher = (Matcher<CombatEntity>)Matcher<CombatEntity>.AllOf(CombatComponentsLookup.NavAgentProxy)
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.NoneOf(CombatComponentsLookup.Dead);
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m_NavGroup = contexts.GetGroup(navMatcher);
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}
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public void Execute(float deltaTime)
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{
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m_NavGroup.GetEntities(m_CacheEntities);
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if (m_CacheEntities.Count == 0)
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return;
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for (int i = 0; i < m_CacheEntities.Count; i++)
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{
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var ent = m_CacheEntities[i];
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if (ent.HasComponent(CombatComponentsLookup.NavState) == false)
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continue;
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var navAgentProxy = ent.navAgentProxy;
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navAgentProxy.ChangeSpeedParam(deltaTime <= BattleConst.Epsilon ? 0 : 1);
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if (ent.TagCountContainer.HasAnyTags(GTagLib.State_Death, GTagLib.State_ForceMove))
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continue;
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if (ent.TagCountContainer.HasTag(GTagLib.State_Stun))
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{
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navAgentProxy.StopNav();
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ent.RemoveNavState();
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continue;
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}
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if (navAgentProxy.IsArrived())
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{
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navAgentProxy.StopNav();
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ent.RemoveNavState();
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continue;
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}
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var logicPos = navAgentProxy.GetLogicPos();
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var transformProxy = ent.transformProxy;
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// 抖动 水平速度小于0.4f时，不转向
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float dis = deltaTime * 0.4f;
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if (Mathf.Abs(logicPos.x - transformProxy.position.x) > dis)
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{
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transformProxy.SetDirection((logicPos - transformProxy.position).normalized);
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}
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transformProxy.SetPosition(logicPos);
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}
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}
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}
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}
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