修改水

Assets/Obi/Scripts/Common/Utils/Forces/ObiExternalForce.cs

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+using UnityEngine;
+using System;
+
+namespace Obi
+{
+	public abstract class ObiExternalForce : MonoBehaviour
+	{
+
+		public float intensity = 0;
+		public float turbulence = 0;
+		public float turbulenceFrequency = 1;
+		public float turbulenceSeed = 0;
+		public ObiSolver[] affectedSolvers;
+
+		public void OnEnable()
+		{
+            foreach (ObiSolver solver in affectedSolvers)
+            {
+                if (solver != null)
+                    solver.OnBeginStep += Solver_OnStepBegin;
+            }
+		}
+
+		public void OnDisable()
+		{
+            foreach (ObiSolver solver in affectedSolvers)
+            {
+                if (solver != null)
+                    solver.OnBeginStep -= Solver_OnStepBegin;
+            }
+		}
+
+        void Solver_OnStepBegin(ObiSolver solver, float stepTime)
+        {
+            foreach (ObiActor actor in solver.actors)
+            {
+                if (actor != null)
+                    ApplyForcesToActor(actor);
+            }
+        }
+
+		protected float GetTurbulence(float turbulenceIntensity){
+			return Mathf.PerlinNoise(Time.fixedTime * turbulenceFrequency,turbulenceSeed) * turbulenceIntensity;
+		}
+
+		public abstract void ApplyForcesToActor(ObiActor actor);	
+		
+	}
+}
+