88 lines
3.1 KiB
C#
88 lines
3.1 KiB
C#
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using Opsive.BehaviorDesigner.Runtime.Tasks;
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using Opsive.GraphDesigner.Runtime.Variables;
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using Opsive.Shared.Utility;
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using UnityEngine;
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namespace Cielonos.MainGame.Characters.AI
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{
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public enum WeightCalculationMode
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{
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None,
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Coefficient,
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Curve
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}
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[Category("Cielonos")]
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[Description("检查能量是否足够。在开启权重计算后，可通过公式或曲线动态得出权重值，输出到共享变量用于自定义 Selector。")]
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public class CheckEnergy : AutomataConditionalBase
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{
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private AttributeSubmodule attributeSm;
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[Tooltip("需要消耗的目标能量值")]
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public SharedVariable<float> energyCost;
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[Tooltip("除了当前消耗外，还需要额外保留的最低能量。若扣除消耗后能量小于保留值，则判定失败。")]
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public SharedVariable<float> reserveEnergy;
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[Space(10)]
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[Tooltip("权重计算模式：无、系数线性计算、曲线非线性计算")]
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public WeightCalculationMode weightMode = WeightCalculationMode.None;
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[Tooltip("权重公式的放大系数。公式: 1 + (系数 * (当前能量/消耗能量 - 1))")]
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public SharedVariable<float> weightCoefficient = 1.0f;
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[Tooltip("权重计算曲线。X轴为 当前能量/消耗能量 的比例（1及以上），Y轴为输出权重。")]
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public AnimationCurve weightCurve = new AnimationCurve(new Keyframe(1, 1), new Keyframe(5, 5));
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[Tooltip("将计算得到的权重输出到该变量中，供其他自定义机制使用")]
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public SharedVariable<float> outputWeight;
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public override void OnAwake()
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{
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base.OnAwake();
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attributeSm = self.attributeSm;
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}
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public override TaskStatus OnUpdate()
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{
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if (!attributeSm.Has("Energy")) return TaskStatus.Failure;
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float currentEnergy = attributeSm["Energy"];
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float cost = energyCost.Value;
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float reserve = reserveEnergy != null ? reserveEnergy.Value : 0f;
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// 检查能量是否足够，并且满足保留最低能量的阈值
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if (currentEnergy >= cost && (currentEnergy - cost) >= reserve)
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{
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if (weightMode != WeightCalculationMode.None && outputWeight != null)
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{
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outputWeight.Value = CalculateWeight(currentEnergy, cost);
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}
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return TaskStatus.Success;
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}
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return TaskStatus.Failure;
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}
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private float CalculateWeight(float currentEnergy, float cost)
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{
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if (cost <= 0) return 1.0f; // 避免除以0，直接返回基础权重
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float ratio = currentEnergy / cost;
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if (weightMode == WeightCalculationMode.Curve)
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{
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if (weightCurve != null)
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{
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return weightCurve.Evaluate(ratio);
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}
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return 1.0f;
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}
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else // Coefficient
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{
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return 1.0f + (weightCoefficient.Value * (ratio - 1.0f));
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}
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}
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}
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}
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