添加插件

Assets/Obi/Scripts/Common/Blueprints/Constraints/StructuralConstraint.cs

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+using UnityEngine;
+using System.Collections;
+
+namespace Obi
+{
+    public struct StructuralConstraint
+    {
+        public IStructuralConstraintBatch batchIndex;
+        public int constraintIndex;
+        public float force;
+
+        public float restLength
+        {
+            get 
+            {
+                if (batchIndex == null)
+                    return -1;
+                return batchIndex.GetRestLength(constraintIndex); 
+            }
+
+            set
+            {
+                if (batchIndex != null)
+                {
+                    batchIndex.SetRestLength(constraintIndex, value);
+                }
+            }
+        }
+
+        public StructuralConstraint(IStructuralConstraintBatch batchIndex, int constraintIndex, float force)
+        {
+            this.batchIndex = batchIndex;
+            this.constraintIndex = constraintIndex;
+            this.force = force;
+        }
+    }
+}