Init

Assets/Scripts/JiuJie/JiuJIeTest.cs

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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Xml;
+using Unity.Collections;
+using UnityEngine;
+using UnityEngine.Rendering;
+
+namespace DefaultNamespace
+{
+    public class JiuJIeTest : MonoBehaviour
+    {
+        public const string meshXml = @"E:\local_workspace\ogre-1.9.1\Build\bin\debug\Npc_cunzhang1.mesh.xml";
+
+        private void Start()
+        {
+            LoadV2();
+        }
+
+        private void LoadV2()
+        {
+            OgreMeshData meshData = new OgreMeshData();
+            meshData.ReadXml(meshXml);
+
+            string baseDir = Path.GetDirectoryName(meshXml);
+            string skeletonXml = Path.Combine(baseDir, meshData.SkeletonLink + ".xml");
+
+            OgreSkeletonData skeletonData = new OgreSkeletonData();
+            skeletonData.ReadXml(skeletonXml);
+
+            Transform meshParent = new GameObject("mesh").transform;
+            meshParent.SetParent(transform, false);
+
+            Transform skeletonParent = new GameObject("skeleton").transform;
+            skeletonParent.SetParent(transform, false);
+
+            Material defaultMaterial = new Material(Shader.Find("Standard"));
+
+            var dic = new Dictionary<string, Transform>();
+            Transform[] bones = new Transform[skeletonData.Bones.Length];
+            for (int i = 0; i < skeletonData.Bones.Length; i++)
+            {
+                OgreSkeletonBone bone = skeletonData.Bones[i];
+                GameObject go = new GameObject(bone.Name);
+                go.transform.SetParent(skeletonParent, false);
+                go.transform.position = bone.Pos;
+                go.transform.rotation = bone.Rot;
+                go.transform.localScale = bone.Scale;
+                dic.Add(go.name, go.transform);
+                bones[i] = go.transform;
+            }
+
+            // 设置层级
+            for (int i = 0; i < skeletonData.BoneHierarchies.Length; i++)
+            {
+                OgreBoneHierarchy h = skeletonData.BoneHierarchies[i];
+                dic[h.Bone].SetParent(dic[h.Parent], false);
+            }
+
+            Matrix4x4[] bindposes = new Matrix4x4[bones.Length];
+            for (int i = 0; i < bones.Length; i++)
+            {
+                var bone = bones[i];
+                bindposes[i] = bone.worldToLocalMatrix * transform.localToWorldMatrix;
+            }
+
+#if SubMeshs
+            for (int i = 0; i < meshData.SubMeshName.Length; i++)
+            {
+                OgreSubMeshName subMeshName = meshData.SubMeshName[i];
+                OgreSubMesh subMesh = meshData.SubMesh[subMeshName.Index];
+
+                GameObject meshGo = new GameObject(subMeshName.Name);
+                meshGo.transform.SetParent(meshParent, false);
+                var smr = meshGo.AddComponent<SkinnedMeshRenderer>();
+                smr.sharedMaterial = defaultMaterial;
+
+                // 找到这个subMesh最大的索引
+                int min = subMesh.Triangles.Min();
+                int max = subMesh.Triangles.Max();
+                int len = max - min + 1;
+
+                Mesh mesh = new Mesh();
+                mesh.SetVertices(meshData.Vertices, min, len);
+                mesh.SetNormals(meshData.Normals, min, len);
+                for (int j = 0; j < meshData.UVs.Length; j++)
+                    mesh.SetUVs(j, meshData.UVs[j], min, len);
+
+                int[] triangles = subMesh.Triangles.ToArray();
+                for (int j = 0; j < triangles.Length; j++)
+                    triangles[j] -= min;
+                mesh.SetTriangles(triangles, 0);
+
+                // 骨骼权重
+                List<OgreBoneWeight>[] weights = new List<OgreBoneWeight>[len];
+
+                // 每个顶点的骨骼数量
+                NativeArray<byte> bonesPerVertex = new NativeArray<byte>(len, Allocator.Temp);
+                for (int k = 0; k < meshData.BoneWeights.Length; k++)
+                {
+                    OgreBoneWeight bw = meshData.BoneWeights[k];
+                    if (bw.VertexIndex >= min && bw.VertexIndex <= max)
+                    {
+                        int vertexIndex = bw.VertexIndex - min;
+                        weights[vertexIndex] ??= new();
+                        weights[vertexIndex].Add(bw);
+                        bonesPerVertex[vertexIndex] += 1; // 记录骨骼数量
+                    }
+                }
+
+                NativeArray<BoneWeight1> boneWeights = new NativeArray<BoneWeight1>(weights.Sum(f => f.Count), Allocator.Temp);
+                int addIndex = 0;
+                foreach (var list in weights)
+                {
+                    foreach (var w in list.OrderByDescending(f => f.Weight))
+                    {
+                        boneWeights[addIndex] = new BoneWeight1
+                        {
+                            boneIndex = w.BoneIndex,
+                            weight = w.Weight
+                        };
+                        addIndex++;
+                    }
+                }
+
+                mesh.SetBoneWeights(bonesPerVertex, boneWeights);
+                mesh.bindposes = bindposes;
+
+                smr.sharedMesh = mesh;
+                smr.bones = bones;
+                smr.rootBone = dic[skeletonData.BoneHierarchies[0].Parent];
+            }
+#else
+
+            Mesh mesh = new Mesh();
+            mesh.SetVertices(meshData.Vertices);
+            mesh.SetNormals(meshData.Normals);
+            for (int j = 0; j < meshData.UVs.Length; j++)
+                mesh.SetUVs(j, meshData.UVs[j]);
+
+            int indexCount = meshData.SubMesh.Sum(f => f.FaceCount) * 3;
+            NativeArray<int> triangles = new NativeArray<int>(indexCount, Allocator.Temp);
+            int triangleIdx = 0;
+            foreach (var item in meshData.SubMesh)
+            {
+                foreach (var idx in item.Triangles)
+                {
+                    triangles[triangleIdx] = idx;
+                    triangleIdx += 1;
+                }
+            }
+
+            mesh.SetIndexBufferParams(indexCount, IndexFormat.UInt32);
+            mesh.SetIndexBufferData(triangles, 0, 0, indexCount);
+            mesh.subMeshCount = meshData.SubMeshName.Length;
+            mesh.bindposes = bindposes;
+
+            int indexStart = 0;
+            for (int i = 0; i < meshData.SubMesh.Length; i++)
+            {
+                OgreSubMesh ogreSubMesh = meshData.SubMesh[i];
+                mesh.SetSubMesh(i, new SubMeshDescriptor(indexStart * 3, ogreSubMesh.FaceCount * 3));
+                indexStart += ogreSubMesh.FaceCount;
+            }
+
+            // 骨骼权重
+            int verticesCount = meshData.Vertices.Length;
+            var boneWeightArr = meshData.BoneWeights.OrderBy(f => f.VertexIndex).ThenByDescending(f => f.Weight).ToArray();
+
+            // 每个顶点的骨骼数量
+            NativeArray<byte> bonesPerVertex = new NativeArray<byte>(verticesCount, Allocator.Temp);
+            NativeArray<BoneWeight1> boneWeights = new NativeArray<BoneWeight1>(meshData.BoneWeights.Length, Allocator.Temp);
+            int addIndex = 0;
+            for (int k = 0; k < boneWeightArr.Length; k++)
+            {
+                OgreBoneWeight bw = boneWeightArr[k];
+                int vertexIndex = bw.VertexIndex;
+                bonesPerVertex[vertexIndex] += 1; // 记录骨骼数量
+                boneWeights[addIndex++] = new BoneWeight1 { boneIndex = bw.BoneIndex, weight = bw.Weight };
+            }
+
+            mesh.SetBoneWeights(bonesPerVertex, boneWeights);
+
+            var smr = meshParent.gameObject.AddComponent<SkinnedMeshRenderer>();
+            smr.sharedMesh = mesh;
+            smr.sharedMaterial = defaultMaterial;
+            smr.bones = bones;
+            smr.rootBone = dic[skeletonData.BoneHierarchies[0].Parent];
+#endif
+            Animation ani = gameObject.GetComponent<Animation>();
+            foreach (var clip in skeletonData.Clips)
+            {
+                clip.legacy = true;
+                ani.AddClip(clip, clip.name);
+            }
+        }
+
+        private void LoadV1()
+        {
+            XmlDocument meshDoc = new XmlDocument();
+            meshDoc.Load(meshXml);
+
+            XmlElement rootNode = meshDoc.DocumentElement;
+            XmlNode sharedGeometryNode = rootNode.GetElementsByTagName("sharedgeometry")[0];
+            XmlNode submeshesNode = rootNode.GetElementsByTagName("submeshes")[0];
+            XmlNode submeshnamesNode = rootNode.GetElementsByTagName("submeshnames")[0];
+
+            int vertexCount = int.Parse(sharedGeometryNode.Attributes["vertexcount"].Value);
+
+            Vector3[] vertices = new Vector3[vertexCount];
+            Vector3[] normals = new Vector3[vertexCount];
+
+            // vertex
+            XmlNode vertexBufferNode1 = sharedGeometryNode.ChildNodes[0];
+            bool isPositions = bool.Parse(vertexBufferNode1.Attributes["positions"].Value);
+            bool isNormals = bool.Parse(vertexBufferNode1.Attributes["normals"].Value);
+            for (int i = 0; i < vertexBufferNode1.ChildNodes.Count; i++)
+            {
+                XmlNode vertexNode = vertexBufferNode1.ChildNodes[i];
+                if (isPositions)
+                {
+                    XmlNode posNode = vertexNode["position"];
+                    vertices[i] = posNode.ReadVector3();
+                }
+
+                if (isNormals)
+                {
+                    XmlNode normalNode = vertexNode["normal"];
+                    normals[i] = normalNode.ReadVector3();
+                }
+            }
+
+            // uv
+            XmlNode vertexBufferNode2 = sharedGeometryNode.ChildNodes[1];
+            int coordsNum = int.Parse(vertexBufferNode2.Attributes["texture_coords"].Value);
+            Vector2[][] uvs = new Vector2[coordsNum][];
+            for (int i = 0; i < coordsNum; i++)
+                uvs[i] = new Vector2[vertexCount];
+
+            for (int i = 0; i < vertexBufferNode2.ChildNodes.Count; i++)
+            {
+                XmlNode vertexNode = vertexBufferNode2.ChildNodes[i];
+                for (int j = 0; j < vertexNode.ChildNodes.Count; j++)
+                {
+                    XmlNode texcoordNode = vertexNode.ChildNodes[j];
+                    uvs[j][i] = texcoordNode.ReadUV2();
+                }
+            }
+
+            Mesh mesh = new Mesh();
+            mesh.vertices = vertices;
+            mesh.normals = normals;
+            for (int i = 0; i < coordsNum; i++)
+                mesh.SetUVs(i, uvs[i]);
+
+            XmlNode boneassignments = rootNode.SelectSingleNode("boneassignments");
+            BoneWeight[] boneWeights = new BoneWeight[vertices.Length];
+
+            for (int i = 0; i < boneassignments.ChildNodes.Count; i++)
+            {
+                XmlElement item = boneassignments.ChildNodes[i] as XmlElement;
+                int vIdx = int.Parse(item.GetAttribute("vertexindex"));
+                int boneIdx = int.Parse(item.GetAttribute("boneindex"));
+                float weight = float.Parse(item.GetAttribute("weight"));
+
+                BoneWeight boneWeight = boneWeights[vIdx];
+                if (boneWeight.boneIndex0 == 0)
+                {
+                    boneWeight.boneIndex0 = boneIdx;
+                    boneWeight.weight0 = weight;
+                }
+                else if (boneWeight.boneIndex1 == 0)
+                {
+                    boneWeight.boneIndex1 = boneIdx;
+                    boneWeight.weight1 = weight;
+                }
+                else if (boneWeight.boneIndex2 == 0)
+                {
+                    boneWeight.boneIndex2 = boneIdx;
+                    boneWeight.weight2 = weight;
+                }
+                else if (boneWeight.boneIndex3 == 0)
+                {
+                    boneWeight.boneIndex3 = boneIdx;
+                    boneWeight.weight3 = weight;
+                }
+                else
+                {
+                    Debug.LogError($"超过4个顶点: vertexindex={vIdx}");
+                }
+
+                boneWeights[vIdx] = boneWeight;
+            }
+
+            // 总共数量
+            int totalCount = 0;
+            int[] indexRange = new int[submeshesNode.ChildNodes.Count];
+            for (int i = 0; i < submeshesNode.ChildNodes.Count; i++)
+            {
+                XmlNode node = submeshesNode.ChildNodes[i];
+                XmlNode facesNode = node.FirstChild;
+                int count = int.Parse(facesNode.Attributes["count"].Value);
+                if (i == 0)
+                {
+                    indexRange[i] = count;
+                }
+                else
+                {
+                    indexRange[i] = indexRange[i - 1] + count;
+                }
+
+                totalCount += count;
+            }
+
+            int[] triangles = new int[totalCount * 3];
+            int triangleIdx = 0;
+            for (int i = 0; i < submeshesNode.ChildNodes.Count; i++)
+            {
+                XmlNode node = submeshesNode.ChildNodes[i];
+                XmlNode facesNode = node.FirstChild;
+                int count = int.Parse(facesNode.Attributes["count"].Value);
+
+                for (int j = 0; j < facesNode.ChildNodes.Count; j++, triangleIdx += 3)
+                {
+                    XmlNode faceNode = facesNode.ChildNodes[j];
+                    int v1 = int.Parse(faceNode.Attributes["v1"].Value);
+                    int v2 = int.Parse(faceNode.Attributes["v2"].Value);
+                    int v3 = int.Parse(faceNode.Attributes["v3"].Value);
+                    triangles[triangleIdx] = v1;
+                    triangles[triangleIdx + 1] = v2;
+                    triangles[triangleIdx + 2] = v3;
+                }
+            }
+
+            mesh.SetIndexBufferParams(triangles.Length, IndexFormat.UInt32);
+            mesh.SetIndexBufferData(triangles, 0, 0, triangles.Length);
+            mesh.subMeshCount = indexRange.Length;
+            mesh.boneWeights = boneWeights;
+
+            for (int i = 0; i < submeshesNode.ChildNodes.Count; i++)
+            {
+                XmlNode node = submeshesNode.ChildNodes[i];
+                XmlNode facesNode = node.FirstChild;
+                int count = int.Parse(facesNode.Attributes["count"].Value);
+                mesh.SetSubMesh(i, new SubMeshDescriptor((indexRange[i] - count) * 3, count * 3));
+            }
+
+
+            OgreSkeletonData ogreSkeletonData = new OgreSkeletonData();
+            // ogreSkeletonData.ReadXml(skeletonXml);
+
+            // 创建骨骼
+            Transform skeleton = new GameObject("skeleton").transform;
+            skeleton.SetParent(transform, false);
+
+            var dic = new Dictionary<string, Transform>();
+            List<Transform> bones = new List<Transform>();
+            for (int i = 0; i < ogreSkeletonData.Bones.Length; i++)
+            {
+                OgreSkeletonBone bone = ogreSkeletonData.Bones[i];
+                GameObject go = new GameObject(bone.Name);
+                go.transform.SetParent(skeleton, false);
+                go.transform.position = bone.Pos;
+                go.transform.rotation = bone.Rot;
+                go.transform.localScale = bone.Scale;
+                dic.Add(go.name, go.transform);
+                bones.Add(go.transform);
+            }
+
+            // 设置层级
+            for (int i = 0; i < ogreSkeletonData.BoneHierarchies.Length; i++)
+            {
+                OgreBoneHierarchy h = ogreSkeletonData.BoneHierarchies[i];
+                dic[h.Bone].SetParent(dic[h.Parent], false);
+            }
+
+            Matrix4x4[] bindposes = new Matrix4x4[bones.Count];
+            for (int i = 0; i < bones.Count; i++)
+            {
+                var bone = bones[i];
+                bindposes[i] = bone.worldToLocalMatrix * skeleton.localToWorldMatrix;
+            }
+
+            mesh.bindposes = bindposes;
+            mesh.RecalculateBounds();
+
+            SkinnedMeshRenderer skinnedMeshRenderer = gameObject.AddComponent<SkinnedMeshRenderer>();
+            skinnedMeshRenderer.bones = bones.ToArray();
+            skinnedMeshRenderer.sharedMesh = mesh;
+            // skinnedMeshRenderer.sharedMaterial = 
+            skinnedMeshRenderer.bounds = mesh.bounds;
+            skinnedMeshRenderer.rootBone = dic[ogreSkeletonData.BoneHierarchies[0].Parent];
+
+            Animation animation = gameObject.GetComponent<Animation>();
+            foreach (var clip in ogreSkeletonData.Clips)
+            {
+                clip.legacy = true;
+                // clip.wrapMode = WrapMode.Loop;
+                animation.AddClip(clip, clip.name);
+            }
+
+            // animation.Play("Stand");
+        }
+
+        private bool isPlayLoop = false;
+
+        private void OnGUI()
+        {
+            isPlayLoop = GUILayout.Toggle(isPlayLoop, "循环播放");
+            Animation animation = gameObject.GetComponent<Animation>();
+            foreach (AnimationState state in animation)
+            {
+                if (GUILayout.Button(state.name))
+                {
+                    state.clip.wrapMode = isPlayLoop ? WrapMode.Loop : WrapMode.Default;
+                    animation.Play(state.name);
+                }
+            }
+        }
+    }
+}

Assets/Scripts/JiuJie/JiuJIeTest.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 8b3c1bd47b6760f4e991d38836ab7ca2
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/JiuJie/OgreXmlData.cs

@@ -0,0 +1,374 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Xml;
+using UnityEngine;
+
+namespace DefaultNamespace
+{
+    public struct OgreBoneWeight
+    {
+        public int VertexIndex;
+        public int BoneIndex;
+        public float Weight;
+    }
+
+    public struct OgreSubMeshName
+    {
+        public string Name;
+        public int Index;
+    }
+
+    /// <summary>
+    /// 定义submesh的顶点索引
+    /// </summary>
+    public struct OgreSubMesh
+    {
+        public string Material; // 材质名字
+        public int FaceCount; // 面数量
+        public int[] Triangles;
+    }
+
+    public class OgreMeshData
+    {
+        public Vector3[] Vertices;
+        public Vector3[] Normals;
+        public Vector2[][] UVs;
+        public OgreBoneWeight[] BoneWeights;
+        public string SkeletonLink;
+
+        public OgreSubMesh[] SubMesh;
+        public OgreSubMeshName[] SubMeshName;
+
+        public void ReadXml(string filename)
+        {
+            XmlDocument meshDoc = new XmlDocument();
+            meshDoc.Load(filename);
+
+            XmlElement rootNode = meshDoc.DocumentElement;
+            XmlNode sharedGeometryNode = rootNode.GetElementsByTagName("sharedgeometry")[0];
+            XmlNode submeshesNode = rootNode.GetElementsByTagName("submeshes")[0];
+            XmlNode submeshnamesNode = rootNode.GetElementsByTagName("submeshnames")[0];
+
+            int vertexCount = int.Parse(sharedGeometryNode.Attributes["vertexcount"].Value);
+
+            Vertices = new Vector3[vertexCount];
+            Normals = new Vector3[vertexCount];
+
+            // vertex
+            XmlNode vertexBufferNode1 = sharedGeometryNode.ChildNodes[0];
+            bool isPositions = bool.Parse(vertexBufferNode1.Attributes["positions"].Value);
+            bool isNormals = bool.Parse(vertexBufferNode1.Attributes["normals"].Value);
+            for (int i = 0; i < vertexBufferNode1.ChildNodes.Count; i++)
+            {
+                XmlNode vertexNode = vertexBufferNode1.ChildNodes[i];
+                if (isPositions)
+                {
+                    XmlNode posNode = vertexNode["position"];
+                    Vertices[i] = posNode.ReadVector3();
+                }
+
+                if (isNormals)
+                {
+                    XmlNode normalNode = vertexNode["normal"];
+                    Normals[i] = normalNode.ReadVector3();
+                }
+            }
+
+            // uv
+            XmlNode vertexBufferNode2 = sharedGeometryNode.ChildNodes[1];
+            int coordsNum = int.Parse(vertexBufferNode2.Attributes["texture_coords"].Value);
+            UVs = new Vector2[coordsNum][];
+            for (int i = 0; i < coordsNum; i++)
+                UVs[i] = new Vector2[vertexCount];
+
+            for (int i = 0; i < vertexBufferNode2.ChildNodes.Count; i++)
+            {
+                XmlNode vertexNode = vertexBufferNode2.ChildNodes[i];
+                for (int j = 0; j < vertexNode.ChildNodes.Count; j++)
+                {
+                    XmlNode texcoordNode = vertexNode.ChildNodes[j];
+                    UVs[j][i] = texcoordNode.ReadUV2();
+                }
+            }
+
+            XmlNode skeletonlinkNode = rootNode.SelectSingleNode("skeletonlink");
+            if (skeletonlinkNode != null)
+            {
+                this.SkeletonLink = ((XmlElement)skeletonlinkNode).GetAttribute("name");
+            }
+
+            XmlNode boneassignments = rootNode.SelectSingleNode("boneassignments");
+            if (boneassignments is { HasChildNodes: true })
+            {
+                BoneWeights = new OgreBoneWeight[boneassignments.ChildNodes.Count];
+                for (int i = 0; i < boneassignments.ChildNodes.Count; i++)
+                {
+                    XmlElement item = boneassignments.ChildNodes[i] as XmlElement;
+                    int vIdx = int.Parse(item.GetAttribute("vertexindex"));
+                    int boneIdx = int.Parse(item.GetAttribute("boneindex"));
+                    float weight = float.Parse(item.GetAttribute("weight"));
+                    OgreBoneWeight ogreBoneWeight = new OgreBoneWeight
+                    {
+                        VertexIndex = vIdx,
+                        BoneIndex = boneIdx,
+                        Weight = weight
+                    };
+                    this.BoneWeights[i] = ogreBoneWeight;
+                }
+            }
+
+            // subMesh
+            int subMeshCount = submeshesNode.ChildNodes.Count;
+            SubMesh = new OgreSubMesh[subMeshCount];
+            for (int i = 0; i < subMeshCount; i++)
+            {
+                XmlNode node = submeshesNode.ChildNodes[i];
+                XmlNode facesNode = node.FirstChild;
+                string material = node.Attributes["material"].Value;
+                int count = int.Parse(facesNode.Attributes["count"].Value);
+                SubMesh[i] = new OgreSubMesh
+                {
+                    Material = material,
+                    FaceCount = count,
+                    Triangles = new int[count * 3]
+                };
+
+                int triangleIdx = 0;
+                for (int j = 0; j < facesNode.ChildNodes.Count; j++, triangleIdx += 3)
+                {
+                    XmlNode faceNode = facesNode.ChildNodes[j];
+                    int v1 = int.Parse(faceNode.Attributes["v1"].Value);
+                    int v2 = int.Parse(faceNode.Attributes["v2"].Value);
+                    int v3 = int.Parse(faceNode.Attributes["v3"].Value);
+                    SubMesh[i].Triangles[triangleIdx] = v1;
+                    SubMesh[i].Triangles[triangleIdx + 1] = v2;
+                    SubMesh[i].Triangles[triangleIdx + 2] = v3;
+                }
+            }
+
+            // subMeshName
+            ReadSubMeshNames(submeshnamesNode);
+        }
+
+        private void ReadSubMeshNames(XmlNode subMeshNameNode)
+        {
+            int count = subMeshNameNode.ChildNodes.Count;
+            this.SubMeshName = new OgreSubMeshName[count];
+            for (int i = 0; i < count; i++)
+            {
+                XmlElement item = (XmlElement)subMeshNameNode.ChildNodes[i];
+                string name = item.GetAttribute("name");
+                int index = int.Parse(item.GetAttribute("index"));
+                this.SubMeshName[i] = new OgreSubMeshName
+                {
+                    Name = name,
+                    Index = index
+                };
+            }
+        }
+    }
+
+    public class OgreSkeletonData
+    {
+        public string BlendMode { get; private set; }
+        public OgreSkeletonBone[] Bones { get; private set; }
+        public OgreBoneHierarchy[] BoneHierarchies { get; private set; }
+        public AnimationClip[] Clips { get; private set; }
+
+        public void ReadXml(string filename)
+        {
+            XmlDocument xml = new XmlDocument();
+            xml.Load(filename);
+
+            var root = xml.DocumentElement;
+            this.BlendMode = root.GetAttribute("blendmode");
+
+            XmlNode bonesNode = root.ChildNodes[0];
+            this.Bones = new OgreSkeletonBone[bonesNode.ChildNodes.Count];
+            for (int i = 0; i < bonesNode.ChildNodes.Count; i++)
+            {
+                OgreSkeletonBone bone = new OgreSkeletonBone();
+
+                XmlElement boneNode = bonesNode.ChildNodes[i] as XmlElement;
+                bone.Id = int.Parse(boneNode.GetAttribute("id"));
+                bone.Name = boneNode.GetAttribute("name");
+                bone.Pos = Vector3.zero;
+                bone.Rot = Quaternion.identity;
+                bone.Scale = Vector3.one;
+
+                if (boneNode.SelectSingleNode("position") is XmlElement posNode)
+                {
+                    bone.Pos = posNode.ReadVector3();
+                }
+
+                if (boneNode.SelectSingleNode("rotation") is XmlElement rotNode)
+                {
+                    // 弧度
+                    float angle = float.Parse(rotNode.GetAttribute("angle"));
+                    float deg = Mathf.Rad2Deg * angle;
+                    XmlElement axisNode = (XmlElement)rotNode.FirstChild;
+                    Vector3 axis = axisNode.ReadVector3();
+                    bone.Rot = Quaternion.AngleAxis(deg, axis).normalized;
+                }
+
+                if (boneNode.SelectSingleNode("scale") is XmlElement scaleNode)
+                {
+                    bone.Scale = scaleNode.ReadVector3();
+                }
+
+                this.Bones[i] = bone;
+            }
+
+            XmlNode bonehierarchyNode = root.ChildNodes[1];
+            this.BoneHierarchies = new OgreBoneHierarchy[bonehierarchyNode.ChildNodes.Count];
+            for (int i = 0; i < bonehierarchyNode.ChildNodes.Count; i++)
+            {
+                XmlElement item = bonehierarchyNode.ChildNodes[i] as XmlElement;
+                OgreBoneHierarchy h = new OgreBoneHierarchy();
+                h.Bone = item.GetAttribute("bone");
+                h.Parent = item.GetAttribute("parent");
+                BoneHierarchies[i] = h;
+            }
+
+            XmlNode animationsNode = root.SelectSingleNode("animations");
+            if (animationsNode != null)
+            {
+                int animsNum = animationsNode.ChildNodes.Count;
+                Clips = new AnimationClip[animsNum];
+                for (int i = 0; i < animsNum; i++)
+                {
+                    XmlElement anim = animationsNode.ChildNodes[i] as XmlElement;
+                    string name = anim.GetAttribute("name");
+                    float length = float.Parse(anim.GetAttribute("length"));
+
+                    AnimationClip animationClip = new AnimationClip();
+                    animationClip.name = name;
+                    Clips[i] = animationClip;
+
+                    XmlNode tracksNode = anim.FirstChild;
+                    for (int j = 0; j < tracksNode.ChildNodes.Count; j++)
+                    {
+                        XmlElement trackNode = tracksNode.ChildNodes[j] as XmlElement;
+                        string boneName = trackNode.GetAttribute("bone");
+
+                        OgreSkeletonBone boneData = FindBone(boneName);
+
+                        AnimationCurve posX = new AnimationCurve();
+                        AnimationCurve posY = new AnimationCurve();
+                        AnimationCurve posZ = new AnimationCurve();
+
+                        // 欧拉角
+                        AnimationCurve rotX = new AnimationCurve();
+                        AnimationCurve rotY = new AnimationCurve();
+                        AnimationCurve rotZ = new AnimationCurve();
+                        AnimationCurve rotW = new AnimationCurve();
+
+                        XmlNode keyframesNode = trackNode.FirstChild;
+                        for (int k = 0; k < keyframesNode.ChildNodes.Count; k++)
+                        {
+                            XmlElement keyframeNode = keyframesNode.ChildNodes[k] as XmlElement;
+                            float time = float.Parse(keyframeNode.GetAttribute("time"));
+
+                            Vector3 vector3 = Vector3.zero;
+                            Quaternion q = Quaternion.identity;
+
+                            foreach (XmlNode itemNodeTmp in keyframeNode.ChildNodes)
+                            {
+                                XmlElement itemNode = itemNodeTmp as XmlElement;
+                                switch (itemNode.Name)
+                                {
+                                    case "translate":
+                                        vector3 = itemNode.ReadVector3();
+
+                                        // 位置
+                                        vector3 += boneData.Pos;
+                                        posX.AddKey(time, vector3.x);
+                                        posY.AddKey(time, vector3.y);
+                                        posZ.AddKey(time, vector3.z);
+
+                                        break;
+                                    case "rotate":
+                                        // 保存的是弧度
+                                        float angle = float.Parse(itemNode.GetAttribute("angle"));
+                                        XmlElement axisNode = (XmlElement)itemNode.FirstChild;
+                                        Vector3 axis = axisNode.ReadVector3();
+
+                                        float deg = Mathf.Rad2Deg * angle;
+                                        q = Quaternion.AngleAxis(deg, axis).normalized;
+
+                                        // 旋转
+                                        q *= boneData.Rot;
+                                        rotX.AddKey(time, q.x);
+                                        rotY.AddKey(time, q.y);
+                                        rotZ.AddKey(time, q.z);
+                                        rotW.AddKey(time, q.w);
+                                        break;
+                                }
+                            }
+                        }
+
+                        List<string> relativePathList = new List<string>();
+                        relativePathList.Add(boneName);
+                        FindParents(boneName, relativePathList);
+                        relativePathList.Add("skeleton");
+                        relativePathList.Reverse();
+                        string relativePath = Path.Combine(relativePathList.ToArray()).Replace("\\", "/");
+
+                        animationClip.SetCurve(relativePath, typeof(Transform), "m_LocalPosition.x", posX);
+                        animationClip.SetCurve(relativePath, typeof(Transform), "m_LocalPosition.y", posY);
+                        animationClip.SetCurve(relativePath, typeof(Transform), "m_LocalPosition.z", posZ);
+
+                        animationClip.SetCurve(relativePath, typeof(Transform), "m_LocalRotation.x", rotX);
+                        animationClip.SetCurve(relativePath, typeof(Transform), "m_LocalRotation.y", rotY);
+                        animationClip.SetCurve(relativePath, typeof(Transform), "m_LocalRotation.z", rotZ);
+                        animationClip.SetCurve(relativePath, typeof(Transform), "m_LocalRotation.w", rotW);
+
+                        // animationClip.SetCurve(relativePath, typeof(Transform), "m_LocalEulerAngles.x", rotX);
+                        // animationClip.SetCurve(relativePath, typeof(Transform), "m_LocalEulerAngles.y", rotY);
+                        // animationClip.SetCurve(relativePath, typeof(Transform), "m_LocalEulerAngles.z", rotZ);
+
+                        // animationClip.SetCurve(relativePath, typeof(Transform), "localEulerAnglesBaked.x", rotX);
+                        // animationClip.SetCurve(relativePath, typeof(Transform), "localEulerAnglesBaked.y", rotY);
+                        // animationClip.SetCurve(relativePath, typeof(Transform), "localEulerAnglesBaked.z", rotZ);
+                    }
+
+                    animationClip.frameRate = 24f;
+                    Debug.Log($"读取动画: {animationClip.name} - {animationClip.length}");
+                }
+            }
+
+            // 找到骨骼的层级
+            void FindParents(string boneName, List<string> result)
+            {
+                var cur = this.BoneHierarchies.FirstOrDefault(f => f.Bone == boneName);
+                if (cur is null)
+                    return;
+
+                // 有父
+                result.Add(cur.Parent);
+                FindParents(cur.Parent, result);
+            }
+
+            OgreSkeletonBone FindBone(string name)
+            {
+                return this.Bones.First(f => f.Name == name);
+            }
+        }
+    }
+
+    public struct OgreSkeletonBone
+    {
+        public int Id;
+        public string Name;
+        public Vector3 Pos;
+        public Quaternion Rot;
+        public Vector3 Scale;
+    }
+
+    public class OgreBoneHierarchy
+    {
+        public string Bone;
+        public string Parent;
+    }
+}

Assets/Scripts/JiuJie/OgreXmlData.cs.meta

@@ -0,0 +1,11 @@
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+guid: 0577c6a9eb975ba4ebdd0369db0cb77c
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
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+  userData: 
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+  assetBundleVariant: 

Assets/Scripts/JiuJie/XmlReaderEx.cs

@@ -0,0 +1,30 @@
+using System.Xml;
+using UnityEngine;
+
+namespace DefaultNamespace
+{
+    public static class XmlReaderEx
+    {
+        public static Vector3 ReadVector3(this XmlNode vNode)
+        {
+            float x = float.Parse(vNode.Attributes["x"].Value);
+            float y = float.Parse(vNode.Attributes["y"].Value);
+            float z = float.Parse(vNode.Attributes["z"].Value);
+            return new Vector3(x, y, z);
+        }
+
+        public static Vector3 ReadVector2(this XmlNode vNode)
+        {
+            float x = float.Parse(vNode.Attributes["x"].Value);
+            float y = float.Parse(vNode.Attributes["y"].Value);
+            return new Vector2(x, y);
+        }
+
+        public static Vector3 ReadUV2(this XmlNode vNode)
+        {
+            float x = float.Parse(vNode.Attributes["u"].Value);
+            float y = float.Parse(vNode.Attributes["v"].Value);
+            return new Vector2(x, y);
+        }
+    }
+}

Assets/Scripts/JiuJie/XmlReaderEx.cs.meta

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