添加插件

Assets/Obi/Scripts/Common/DataStructures/BVH/BIHNode.cs

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+using System;
+
+namespace Obi
+{
+    public struct BIHNode
+    {
+        public int firstChild;     /**< index of the first child node. The second one is right after the first.*/
+        public int start;          /**< index of the first element in this node.*/
+        public int count;          /**< amount of elements in this node.*/
+
+        public int axis;           /**< axis of the split plane (0,1,2 = x,y,z)*/
+        public float min;          /**< minimum split plane*/
+        public float max;          /**< maximum split plane*/
+
+        public BIHNode(int start, int count)
+        {
+            firstChild = -1;
+            this.start = start;
+            this.count = count;
+            axis = 0;
+            min = float.MinValue;
+            max = float.MaxValue;
+        }
+    }
+}