增加数据局部性模式 | add Data Locality Pattern

增加数据局部性模式 | add Data Locality Pattern

Assets/Game Programming Patterns/Data Locality Pattern/Example/DataLocalityPatternExample.cs

@@ -0,0 +1,140 @@
+//-------------------------------------------------------------------------------------
+//	DataLocalityPatternExample.cs
+//-------------------------------------------------------------------------------------
+
+using UnityEngine;
+using System.Collections;
+using System;
+
+namespace DataLocalityPatternExample
+{
+    public class DataLocalityPatternExample : MonoBehaviour
+    {
+        GameX gameProject;
+
+        void Start()
+        {
+            gameProject = new GameX();
+            gameProject.Start();
+        }
+
+        void Update()
+        {
+            if (gameProject!=null)
+            {
+                gameProject.Update();
+            }
+        }
+    }
+
+    /// <summary>
+    /// 游戏应用程序类
+    /// </summary>
+    public class GameX
+    {
+        const int MAX_ENTITIES = 10000;
+
+        int numEntities;
+
+        /// <summary>
+        /// 基于大数组存储保证数据连续性
+        /// </summary>
+        AIComponent[] aiComponents = new AIComponent[MAX_ENTITIES];
+        PhysicsComponent[] physicsComponents = new PhysicsComponent[MAX_ENTITIES];
+        RenderComponent[] renderComponents = new RenderComponent[MAX_ENTITIES];
+
+        public void Start()
+        {
+            numEntities = 10;
+            for (int i = 0; i < numEntities; i++)
+            {
+                aiComponents[i] = new AIComponent();
+                physicsComponents[i] = new PhysicsComponent();
+                renderComponents[i] = new RenderComponent();
+            }
+
+        }
+
+
+        public void Update()
+        {
+            // Process AI.
+            for (int i = 0; i < numEntities; i++)
+            {
+                if (aiComponents!=null && aiComponents.Length>i && aiComponents[i]!= null)
+                {
+                    aiComponents[i].Update();
+                }
+            }
+
+            // Update physics.
+            for (int i = 0; i < numEntities; i++)
+            {
+                if (physicsComponents != null && physicsComponents.Length > i && physicsComponents[i] != null)
+                {
+                    physicsComponents[i].Update();
+                }
+
+            }
+
+            // Draw to screen.
+            for (int i = 0; i < numEntities; i++)
+            {
+                if (renderComponents != null && renderComponents.Length > i && renderComponents[i] != null)
+                {
+                    renderComponents[i].Render();
+                }
+            }
+        }
+
+
+
+        /// <summary>
+        /// 组件接口
+        /// </summary>
+        public interface IComponent
+        {
+            void Update();
+        }
+
+        /// <summary>
+        /// AI组件
+        /// </summary>
+        public class AIComponent : IComponent
+        {
+            public void Update()
+            {
+                Debug.Log("AIComponent Update!");
+            }
+        }
+
+        /// <summary>
+        /// 物理组件
+        /// </summary>
+        public class PhysicsComponent : IComponent
+        {
+            public void Update()
+            {
+                Debug.Log("PhysicsComponent Update!");
+            }
+        }
+
+        /// <summary>
+        /// 渲染组件
+        /// </summary>
+        public class RenderComponent : IComponent
+        {
+            public void Update()
+            {
+                Debug.Log("RenderComponent Update!");
+            }
+
+
+            public void Render()
+            {
+                Debug.Log("RenderComponent Render!");
+            }
+        }
+
+    }
+    }