From e9d5b369bf0b223ac00ae4775197c714fc6976f9 Mon Sep 17 00:00:00 2001
From: hyzboy <hyzboy@gmail.com>
Date: Thu, 10 Oct 2024 01:58:47 +0800
Subject: [PATCH] Added ShadowPolicy.h

---
 inc/hgl/graph/ShadowPolicy.h  | 42 +++++++++++++++++++++++++++++++++++
 src/SceneGraph/CMakeLists.txt |  2 ++
 2 files changed, 44 insertions(+)
 create mode 100644 inc/hgl/graph/ShadowPolicy.h

diff --git a/inc/hgl/graph/ShadowPolicy.h b/inc/hgl/graph/ShadowPolicy.h
new file mode 100644
index 00000000..a8cbaaf9
--- /dev/null
+++ b/inc/hgl/graph/ShadowPolicy.h
@@ -0,0 +1,42 @@
+#pragma once
+
+#include<hgl/TypeFunc.h>
+
+namespace hgl
+{
+    namespace graph
+    {
+        /**
+        * 全局动态阴影策略
+        */
+        enum class GlobalDynamicShadowPolicy
+        {
+            None,                           ///<不产生全局动态阴影
+
+            Cascade,                        ///<级联阴影
+            ParallelSplit,                  ///<平行分割阴影
+            Virtual,                        ///<虚拟阴影
+
+            ENUM_CLASS_RANGE(None,Virtual)
+        };
+
+        /**
+        * 对象动态阴影策略<br>
+        * 注：动态阴影会使用屏幕空间技术，不管使用以下何种技术，会全部合成到一个屏幕空间shadow map，再统一做blur之类的操作
+        */
+        enum class ObjectDynamicShadowPolicy
+        {
+            None,                           ///<不产生动态阴影
+
+            Global,                         ///<使用全局动态阴影
+
+            Plane,                          ///<压片阴影(极少三角面的片状物体专用)
+            RTDF,                           ///<距离场动态阴影(静态物体专用)
+            Capsule,                        ///<胶囊体动态阴影(骨骼动画专用)
+
+            ShadowVolume,                   ///<体积阴影(超规则类物体专用，如房子)
+
+            ENUM_CLASS_RANGE(None,ShadowVolume)
+        };
+    }//namespace graph
+}//namespace hgl
diff --git a/src/SceneGraph/CMakeLists.txt b/src/SceneGraph/CMakeLists.txt
index 90b51d51..c21015b1 100644
--- a/src/SceneGraph/CMakeLists.txt
+++ b/src/SceneGraph/CMakeLists.txt
@@ -41,7 +41,9 @@ SET(LIGHT_FILES ${SG_INCLUDE_PATH}/Light.h)
 source_group("Light" FILES ${LIGHT_FILES})
 
 SET(SCENE_GRAPH_HEADER  ${SG_INCLUDE_PATH}/SceneManager.h
+                        ${SG_INCLUDE_PATH}/SceneNodeAttributes.h
                         ${SG_INCLUDE_PATH}/SceneNode.h
+                        ${SG_INCLUDE_PATH}/ShadowPolicy.h
                         ${SG_INCLUDE_PATH}/RenderNode.h
                         ${SG_INCLUDE_PATH}/SceneMatrix.h
                         ${SG_INCLUDE_PATH}/SceneOrient.h