添加插件

Assets/Obi/Samples/Common/SampleResources/Scripts/WorldSpaceGravity.cs

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+using UnityEngine;
+using Obi;
+
+namespace Obi.Samples
+{
+    [RequireComponent(typeof(ObiSolver))]
+    public class WorldSpaceGravity : MonoBehaviour
+    {
+
+        ObiSolver solver;
+        public Vector3 worldGravity = new Vector3(0, -9.81f, 0);
+
+        void Awake()
+        {
+            solver = GetComponent<ObiSolver>();
+        }
+
+        void Update()
+        {
+            solver.parameters.gravity = transform.InverseTransformDirection(worldGravity);
+            solver.PushSolverParameters();
+        }
+    }
+}