统一封装对shader的管理和示例。

统一封装对shader的管理和示例。

UnityProject/Assets/GameScripts/HotFix/GameLogic/Common/Shader.meta

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+guid: 123e7155051957847883c574bf957c7f
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

UnityProject/Assets/GameScripts/HotFix/GameLogic/Common/Shader/ActorShaderGroup.cs

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+using UnityEngine;
+
+namespace TEngine
+{
+    /// <summary>
+    /// 封装一个角色可能用到的各种shader场景。
+    /// </summary>
+    class ActorShaderGroup
+    {
+        private readonly TShader[] _allShader = new TShader[(int)ActorShaderEnvType.EnvTypeMax];
+
+        /// <summary>
+        /// 增加Shader到角色Shader分组。
+        /// </summary>
+        /// <param name="shaderType">当前环境类型。</param>
+        /// <param name="shader">TShader。</param>
+        public void AddShader(ActorShaderEnvType shaderType, TShader shader)
+        {
+            _allShader[(int)shaderType] = shader;
+        }
+
+        /// <summary>
+        /// 根据当前环境获取Shader。
+        /// </summary>
+        /// <param name="type">当前环境类型。</param>
+        /// <returns>TShader。</returns>
+        public TShader GetShader(ActorShaderEnvType type)
+        {
+            return _allShader[(int)type];
+        }
+
+        /// <summary>
+        /// 判断是否符合shader集合。
+        /// </summary>
+        /// <param name="shader">Shader实例。</param>
+        /// <returns>是否符合。</returns>
+        public bool IsMatch(Shader shader)
+        {
+            foreach (var dodShader in _allShader)
+            {
+                if (dodShader != null && dodShader.Shader == shader)
+                {
+                    return true;
+                }
+            }
+            return false;
+        }
+    }
+}

UnityProject/Assets/GameScripts/HotFix/GameLogic/Common/Shader/ActorShaderGroup.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 79b6e5be73e14c929b6a3b4a980976ac
+timeCreated: 1701916950

UnityProject/Assets/GameScripts/HotFix/GameLogic/Common/Shader/ActorShaderMgr.cs

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+using GameBase;
+using UnityEngine;
+
+namespace TEngine
+{
+    enum ActorShaderGroupType
+    {
+        /// <summary>
+        /// 通用的角色shader
+        /// </summary>
+        Brdf = 0,
+
+        /// <summary>
+        /// 眼睛
+        /// </summary>
+        BrdfEye,
+
+        ///可能后面扩展，比如特效的特殊角色材质
+        GroupMax,
+    }
+
+    enum ActorShaderEnvType
+    {
+        /// <summary>
+        /// 游戏内场景默认模型，不带阴影，不带xray，不透明效果
+        /// </summary>
+        EnvNormal = 0,
+
+        /// <summary>
+        /// 展示场景
+        /// </summary>
+        EnvShow,
+
+        /// <summary>
+        /// 带阴影
+        /// </summary>
+        EnvShadow,
+
+        /// <summary>
+        /// 带xray，默认也带Shadow
+        /// </summary>
+        EnvXRay,
+
+        /// <summary>
+        /// 透明渐隐效果
+        /// </summary>
+        EnvAlphaFade,
+
+        /// <summary>
+        /// 展示场景没shadow
+        /// </summary>
+        EnvShow_NoShadow,
+
+        EnvTypeMax
+    }
+
+    /// <summary>
+    /// 角色Shader管理器。
+    /// </summary>
+    class ActorShaderMgr : Singleton<ActorShaderMgr>
+    {
+        private readonly ActorShaderGroup[] _allShaderGroup = new ActorShaderGroup[(int)ActorShaderGroupType.GroupMax];
+
+        public ActorShaderMgr()
+        {
+            CreateBrdfShader();
+        }
+
+        /// <summary>
+        /// 根据当前Render查找角色的Shader分组。
+        /// </summary>
+        /// <param name="render">Render。</param>
+        /// <returns>角色的Shader分组。</returns>
+        public ActorShaderGroup FindShaderGroup(Renderer render)
+        {
+            var sharedMat = render.sharedMaterial;
+            if (sharedMat == null)
+            {
+                return null;
+            }
+
+            var shader = sharedMat.shader;
+            foreach (var group in _allShaderGroup)
+            {
+                if (group != null && group.IsMatch(shader))
+                {
+                    return group;
+                }
+            }
+            return null;
+        }
+
+        private void CreateBrdfShader()
+        {
+            //通用的效果
+            var actorShader = new ActorShaderGroup();
+            actorShader.AddShader(ActorShaderEnvType.EnvNormal, new TShader("TEngine/Actor/ActorBrdf",shaderLocation:"ActorBrdf"));
+            actorShader.AddShader(ActorShaderEnvType.EnvShow, new TShader("TEngine/Actor/Show/ActorBrdf",shaderLocation:"ActorBrdf_Show"));
+            actorShader.AddShader(ActorShaderEnvType.EnvShow_NoShadow, new TShader("TEngine/Actor/Show/ActorBrdf_NoShadow",shaderLocation:"ActorBrdf_NoShadow"));
+            actorShader.AddShader(ActorShaderEnvType.EnvShadow, new TShader("TEngine/Actor/ActorBrdf",shaderLocation:"ActorBrdf_Normal"));
+            actorShader.AddShader(ActorShaderEnvType.EnvXRay, new TShader("TEngine/Actor/X-Ray",shaderLocation:"X-Ray"));
+            actorShader.AddShader(ActorShaderEnvType.EnvAlphaFade, new TShader("TEngine/Actor/Fade/ActorBrdf",shaderLocation:"ActorBrdf_Fade"));
+            _allShaderGroup[(int)ActorShaderGroupType.Brdf] = actorShader;
+
+
+            //眼睛效果
+            actorShader = new ActorShaderGroup();
+            actorShader.AddShader(ActorShaderEnvType.EnvNormal, new TShader("TEngine/Actor/ActorEye",shaderLocation:"ActorEye"));
+            actorShader.AddShader(ActorShaderEnvType.EnvShow, new TShader("TEngine/Actor/Show/ActorEye",shaderLocation:"ActorEye_Show", "MRT_DISABLE", "MRT_ENABLE"));
+            actorShader.AddShader(ActorShaderEnvType.EnvShadow, new TShader("TEngine/Actor/ActorEye",shaderLocation:"ActorEye"));
+            actorShader.AddShader(ActorShaderEnvType.EnvXRay, new TShader("TEngine/Actor/ActorEye",shaderLocation:"ActorEye"));
+            actorShader.AddShader(ActorShaderEnvType.EnvAlphaFade, new TShader("TEngine/Actor/Fade/ActorEye",shaderLocation:"ActorEye_Fade"));
+            
+            _allShaderGroup[(int)ActorShaderGroupType.BrdfEye] = actorShader;
+        }
+    }
+}

UnityProject/Assets/GameScripts/HotFix/GameLogic/Common/Shader/ActorShaderMgr.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 5a38b9b4bee84fabb1ef8db5292a6db6
+timeCreated: 1701916853

UnityProject/Assets/GameScripts/HotFix/GameLogic/Common/Shader/TShader.cs

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+using System.Collections.Generic;
+using UnityEngine;
+
+namespace TEngine
+{
+    /// <summary>
+    /// TShader scripts used for all rendering.
+    /// <remarks>统一封装对shader的管理。</remarks>
+    /// </summary>
+    public class TShader
+    {
+        private bool _loaded;
+        private Shader _shader;
+        private readonly string _shaderName;
+        private readonly string _shaderLocation;
+        private readonly List<string> _keywordOn = new List<string>();
+        private readonly List<string> _keywordOff = new List<string>();
+
+        /// <summary>
+        /// Shader scripts used for all rendering.
+        /// </summary>
+        public Shader Shader
+        {
+            get
+            {
+                if (!_loaded)
+                {
+                    _loaded = true;
+                    _shader = FindShader(_shaderLocation,_shaderName);
+
+                    if (_shader == null)
+                    {
+                        Log.Error($"invalid shader path: {_shaderLocation}, shader name {_shaderName}");
+                    }
+                }
+
+                return _shader;
+            }
+        }
+        
+        /// <summary>
+        /// 查找Shader。
+        /// </summary>
+        /// <param name="shaderLocation">Shader定位地址。</param>
+        /// <param name="shaderName">Shader名称。</param>
+        /// <returns>Shader实例。</returns>
+        public static Shader FindShader(string shaderLocation,string shaderName)
+        {
+            Shader shader = GameModule.Resource.LoadAsset<Shader>(shaderLocation);
+            if (shader != null)
+            {
+                return shader;
+            }
+            return Shader.Find(shaderName);
+        }
+
+        /// <summary>
+        /// TShader构造函数。
+        /// </summary>
+        /// <param name="shaderName">shader名称。</param>
+        /// <param name="shaderLocation">shader路径。</param>
+        public TShader(string shaderName, string shaderLocation)
+        {
+            _shaderName = shaderName;
+            _shaderLocation = shaderLocation;
+            _shader = null;
+        }
+
+        /// <summary>
+        /// TShader构造函数。
+        /// </summary>
+        /// <param name="shaderName">shader名称。</param>
+        /// <param name="shaderLocation">shader路径。</param>
+        /// <param name="keywordOn">开启选项。</param>
+        /// <param name="keywordOff">关闭选项。</param>
+        public TShader(string shaderName, string shaderLocation, string keywordOn, string keywordOff)
+        {
+            _shaderName = shaderName;
+            _shaderLocation = shaderLocation;
+            _shader = null;
+            _keywordOn.Add(keywordOn);
+            _keywordOff.Add(keywordOff);
+        }
+
+        /// <summary>
+        /// TShader构造函数。
+        /// </summary>
+        /// <param name="shaderName">shader名称。</param>
+        /// <param name="shaderLocation">shader路径。</param>
+        /// <param name="keywordOn">开启选项。</param>
+        /// <param name="keywordOff">关闭选项。</param>
+        public TShader(string shaderName, string shaderLocation, string[] keywordOn, string[] keywordOff)
+        {
+            _shaderName = shaderName;
+            _shaderLocation = shaderLocation;
+            _shader = null;
+            _keywordOn.AddRange(keywordOn);
+            _keywordOff.AddRange(keywordOff);
+        }
+
+        /// <summary>
+        /// 设置Shader效果。
+        /// </summary>
+        /// <param name="render">渲染对象。</param>
+        public void ApplyRender(Renderer render)
+        {
+            var sharedMat = render.sharedMaterial;
+            if (sharedMat != null)
+            {
+                //copy一份材质
+                sharedMat = render.material;
+                sharedMat.shader = Shader;
+
+                foreach (var keyword in _keywordOff)
+                {
+                    sharedMat.DisableKeyword(keyword);
+                }
+
+                foreach (var keyword in _keywordOn)
+                {
+                    sharedMat.EnableKeyword(keyword);
+                }
+            }
+        }
+
+        /// <summary>
+        /// 清除shader。
+        /// </summary>
+        /// <param name="render">渲染对象。</param>
+        public void ClearRender(Renderer render)
+        {
+            if (_keywordOff.Count <= 0 && _keywordOn.Count <= 0)
+            {
+                return;
+            }
+
+            var sharedMat = render.sharedMaterial;
+            if (sharedMat != null)
+            {
+                //copy一份材质。
+                sharedMat = render.material;
+                for (int k = 0; k < _keywordOn.Count; k++)
+                {
+                    sharedMat.DisableKeyword(_keywordOn[k]);
+                }
+
+                for (int k = 0; k < _keywordOff.Count; k++)
+                {
+                    sharedMat.EnableKeyword(_keywordOff[k]);
+                }
+            }
+        }
+    }
+}

UnityProject/Assets/GameScripts/HotFix/GameLogic/Common/Shader/TShader.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: e219233984c14f7d97bc744c07fe13d0
+timeCreated: 1698115491