public void Push(SkinnedMeshRenderer renderer)
{
var mesh = renderer.sharedMesh;
if (mesh == null)
{
Debug.LogWarningFormat("{0} has no mesh", renderer.name);
return;
}
Renderers.Add(renderer);
var indexOffset = Positions.Count;
var boneIndexOffset = Bones.Count;
Positions.AddRange(mesh.vertices);
Normals.AddRange(mesh.normals);
UV.AddRange(mesh.uv);
Tangents.AddRange(mesh.tangents);
if (mesh.vertexCount == mesh.boneWeights.Length)
{
BoneWeights.AddRange(mesh.boneWeights.Select(x => AddBoneIndexOffset(x, boneIndexOffset)).ToArray());
}
else
{
BoneWeights.AddRange(Enumerable.Range(0, mesh.vertexCount).Select(x => new BoneWeight()).ToArray());
}
BindPoses.AddRange(mesh.bindposes);
Bones.AddRange(renderer.bones);
for (int i = 0; i < mesh.subMeshCount; ++i)
{
var indices = mesh.GetIndices(i).Select(x => x + indexOffset);
var mat = renderer.sharedMaterials[i];
var sameMaterialSubMeshIndex = SubMeshes.FindIndex(x => ReferenceEquals(x.Material, mat));
if (sameMaterialSubMeshIndex >= 0)
{
SubMeshes[sameMaterialSubMeshIndex].Indices.AddRange(indices);
}
else
{
SubMeshes.Add(new SubMesh
{
Indices = indices.ToList(),
Material = mat,
});
}
}
for (int i = 0; i < mesh.blendShapeCount; ++i)
{
var positions = (Vector3[])mesh.vertices.Clone();
var normals = (Vector3[])mesh.normals.Clone();
var tangents = mesh.tangents.Select(x => (Vector3)x).ToArray();
mesh.GetBlendShapeFrameVertices(i, 0, positions, normals, tangents);
BlendShapes.Add(new BlendShape
{
VertexOffset = indexOffset,
FrameWeight = mesh.GetBlendShapeFrameWeight(i, 0),
Name = mesh.GetBlendShapeName(i),
Positions = positions,
Normals = normals,
Tangents = tangents,
});
}
}
public static Vector4 ToVector4(this BoneWeights boneWeights) => new Vector4(boneWeights.w0, boneWeights.w1, boneWeights.w2, boneWeights.w3);
public static void ParseSkin(BinaryReader reader, M2Data m2Data)
{
string magic = reader.ReadFourCC(); // 'SKIN'
M2Array vertices = reader.ReadM2Array();
M2Array indices = reader.ReadM2Array();
M2Array bones = reader.ReadM2Array();
M2Array submeshes = reader.ReadM2Array();
M2Array batches = reader.ReadM2Array(); // nTexture_units
int boneCountMax = reader.ReadInt32(); // WoW takes this and divides it by the number of bones in each submesh, then stores the biggest one.
// Maximum number of bones per drawcall for each view. Related to (old) GPU numbers of registers.
// Values seen : 256, 64, 53, 21
M2Array shadow_batches = reader.ReadM2Array();
/// Read Batches ///
reader.BaseStream.Seek(batches.Offset, SeekOrigin.Begin);
for (var batch = 0; batch < batches.Size; batch++)
{
M2BatchIndices m2BatchIndices = new M2BatchIndices();
m2BatchIndices.M2Batch_flags = reader.ReadByte(); // Usually 16 for static textures, and 0 for animated textures. &0x1: materials invert something; &0x2: transform &0x4: projected texture; &0x10: something batch compatible; &0x20: projected texture?; &0x40: use textureWeights
m2BatchIndices.M2Batch_priorityPlane = reader.ReadByte();
m2BatchIndices.M2Batch_shader_id = reader.ReadUInt16(); // See below.
m2BatchIndices.M2Batch_skinSectionIndex = reader.ReadUInt16(); // A duplicate entry of a submesh from the list above.
m2BatchIndices.M2Batch_geosetIndex = reader.ReadUInt16(); // See below.
m2BatchIndices.M2Batch_color_index = reader.ReadUInt16(); // A Color out of the Colors-Block or -1 if none.
m2BatchIndices.M2Batch_materialIndex = reader.ReadUInt16(); // The renderflags used on this texture-unit.
m2BatchIndices.M2Batch_materialLayer = reader.ReadUInt16(); // Capped at 7 (see CM2Scene::BeginDraw)
m2BatchIndices.M2Batch_textureCount = reader.ReadUInt16(); // 1 to 4. See below. Also seems to be the number of textures to load, starting at the texture lookup in the next field (0x10).
m2BatchIndices.M2Batch_textureComboIndex = reader.ReadUInt16(); // Index into Texture lookup table
m2BatchIndices.M2Batch_textureCoordComboIndex = reader.ReadUInt16(); // Index into the texture unit lookup table.
m2BatchIndices.M2Batch_textureWeightComboIndex = reader.ReadUInt16(); // Index into transparency lookup table.
m2BatchIndices.M2Batch_textureTransformComboIndex = reader.ReadUInt16(); // Index into uvanimation lookup table.
m2Data.m2BatchIndices.Add(m2BatchIndices);
}
// Read SubMesh Data //
int[] Indices = new int[vertices.Size]; // Three indices which make up a triangle.
int[] Triangles = new int[indices.Size]; // Bone indices (Index into BoneLookupTable)
int[] skinSectionId = new int[submeshes.Size]; // Mesh part ID, see below.
int[] submesh_StartVertex = new int[submeshes.Size]; // Starting vertex number.
int[] submesh_NbrVerts = new int[submeshes.Size]; // Number of vertices.
int[] submesh_StartTriangle = new int[submeshes.Size]; // Starting triangle index (that's 3* the number of triangles drawn so far).
int[] submesh_NbrTris = new int[submeshes.Size]; // Number of triangle indices.
int[] submesh_boneCount = new int[submeshes.Size]; // Number of elements in the bone lookup table. Max seems to be 256 in Wrath. Shall be ≠ 0.
int[] submesh_boneComboIndex = new int[submeshes.Size]; // Starting index in the bone lookup table.
int[] submesh_boneInfluences = new int[submeshes.Size]; // <= 4
// from <=BC documentation: Highest number of bones needed at one time in this Submesh --Tinyn (wowdev.org)
// In 2.x this is the amount of of bones up the parent-chain affecting the submesh --NaK
// Highest number of bones referenced by a vertex of this submesh. 3.3.5a and suspectedly all other client revisions. -- Skarn
int[] submesh_centerBoneIndex = new int[submeshes.Size];
Vector3[] submesh_centerPosition = new Vector3[submeshes.Size]; // Average position of all the vertices in the sub mesh.
Vector3[] submesh_sortCenterPosition = new Vector3[submeshes.Size]; // The center of the box when an axis aligned box is built around the vertices in the submesh.
float[] submesh_sortRadius = new float[submeshes.Size]; // Distance of the vertex farthest from CenterBoundingBox.
/// Indices ///
reader.BaseStream.Seek(vertices.Offset, SeekOrigin.Begin);
for (var ind = 0; ind < vertices.Size; ind++)
{
Indices[ind] = reader.ReadUInt16();
}
/// triangles ///
reader.BaseStream.Seek(indices.Offset, SeekOrigin.Begin);
for (var tri = 0; tri < indices.Size; tri++)
{
Triangles[tri] = reader.ReadUInt16();
}
/// submeshes ///
reader.BaseStream.Seek(submeshes.Offset, SeekOrigin.Begin);
for (var sub = 0; sub < submeshes.Size; sub++)
{
skinSectionId[sub] = reader.ReadUInt16();
int Level = reader.ReadUInt16(); // (level << 16) is added (|ed) to startTriangle and alike to avoid having to increase those fields to uint32s.
submesh_StartVertex[sub] = reader.ReadUInt16() + (Level << 16);
submesh_NbrVerts[sub] = reader.ReadUInt16();
submesh_StartTriangle[sub] = reader.ReadUInt16() + (Level << 16);
submesh_NbrTris[sub] = reader.ReadUInt16();
submesh_boneCount[sub] = reader.ReadUInt16();
submesh_boneComboIndex[sub] = reader.ReadUInt16();
submesh_boneInfluences[sub] = reader.ReadUInt16();
submesh_centerBoneIndex[sub] = reader.ReadUInt16();
Vector3 canterPosition = new Vector3(reader.ReadSingle() / Settings.WORLD_SCALE, reader.ReadSingle() / Settings.WORLD_SCALE, reader.ReadSingle() / Settings.WORLD_SCALE);
submesh_centerPosition[sub] = new Vector3(-canterPosition.x, canterPosition.z, -canterPosition.y);
Vector3 sortCenterPosition = new Vector3(reader.ReadSingle() / Settings.WORLD_SCALE, reader.ReadSingle() / Settings.WORLD_SCALE, reader.ReadSingle() / Settings.WORLD_SCALE);
submesh_sortCenterPosition[sub] = new Vector3(-sortCenterPosition.x, sortCenterPosition.z, -sortCenterPosition.y);
submesh_sortRadius[sub] = reader.ReadSingle();
}
/// Assemble Submeshes ///
m2Data.submeshData = new List <SubmeshData>();
for (int sm = 0; sm < submeshes.Size; sm++)
{
Vector3[] vertList = new Vector3[submesh_NbrVerts[sm]];
Vector3[] normsList = new Vector3[submesh_NbrVerts[sm]];
Vector2[] uvsList = new Vector2[submesh_NbrVerts[sm]];
Vector2[] uvs2List = new Vector2[submesh_NbrVerts[sm]];
BoneWeights[] boneWeights = new BoneWeights[submesh_NbrVerts[sm]];
for (int vn = 0; vn < submesh_NbrVerts[sm]; vn++)
{
vertList[vn] = m2Data.meshData.pos[vn + submesh_StartVertex[sm]];
normsList[vn] = m2Data.meshData.normal[vn + submesh_StartVertex[sm]];
uvsList[vn] = m2Data.meshData.tex_coords[vn + submesh_StartVertex[sm]];
uvs2List[vn] = m2Data.meshData.tex_coords2[vn + submesh_StartVertex[sm]];
BoneWeights boneWeightVert = new BoneWeights();
int[] boneIndex = new int[4];
float[] boneWeight = new float[4];
for (int bn = 0; bn < 4; bn++)
{
boneIndex[bn] = m2Data.meshData.bone_indices[vn + submesh_boneComboIndex[sm]][bn];
boneWeight[bn] = m2Data.meshData.bone_weights[vn + submesh_boneComboIndex[sm]][bn];
}
boneWeightVert.boneIndex = boneIndex;
boneWeightVert.boneWeight = boneWeight;
boneWeights[vn] = boneWeightVert;
}
int[] triList = new int[submesh_NbrTris[sm]];
for (var t = 0; t < submesh_NbrTris[sm]; t++)
{
//triList[t] = Triangles[t + submesh_StartTriangle[sm]] - submesh_StartVertex[sm]; // using Separate Meshes, reset first triangle to index 0;
triList[t] = Triangles[t + submesh_StartTriangle[sm]]; // using Unity Submeshes, don't reset first triangle to index 0;
}
SubmeshData submeshData = new SubmeshData();
submeshData.ID = skinSectionId[sm];
submeshData.vertList = vertList;
submeshData.normsList = normsList;
submeshData.uvsList = uvsList;
submeshData.uvs2List = uvs2List;
Array.Reverse(triList);
submeshData.triList = triList;
submeshData.submesh_StartVertex = submesh_StartVertex[sm];
submeshData.boneWeights = boneWeights;
submeshData.submesh_boneCount = submesh_boneCount[sm];
submeshData.submesh_boneInfluences = submesh_boneInfluences[sm];
m2Data.submeshData.Add(submeshData);
}
/// Read Bone Data ///
// byte[] Properties = new byte[bones.Size];
// reader.BaseStream.Seek(bones.Offset, SeekOrigin.Current);
// for (var bone = 0; bone < bones.Size; bone++)
// {
// Properties[bone] = reader.ReadByte();
// }
}
public Geoset1300(BinaryReader br)
{
TotalSize = br.ReadUInt32();
long end = TotalSize + br.BaseStream.Position;
//Vertices
if (br.HasTag("VRTX"))
{
NrOfVertices = br.ReadUInt32();
for (int i = 0; i < NrOfVertices; i++)
{
Vertices.Add(new CVector3(br));
}
}
//Normals
if (br.HasTag("NRMS"))
{
NrOfNormals = br.ReadUInt32();
for (int i = 0; i < NrOfNormals; i++)
{
Normals.Add(new CVector3(br));
}
}
//TexCoords
if (br.HasTag("UVAS"))
{
NrOfTexCoords = br.ReadUInt32(); //Amount of groups
for (int i = 0; i < NrOfNormals * NrOfTexCoords; i++)
{
TexCoords.Add(new CVector2(br));
}
}
//Face Group Type
if (br.HasTag("PTYP"))
{
NrOfFaceTypeGroups = br.ReadUInt32();
FaceTypes.AddRange(br.ReadBytes((int)NrOfFaceTypeGroups));
}
//Face Groups
if (br.HasTag("PCNT"))
{
NrOfFaceGroups = br.ReadUInt32();
for (int i = 0; i < NrOfFaceGroups; i++)
{
FaceGroups.Add(br.ReadUInt32());
}
}
//Indexes
if (br.HasTag("PVTX"))
{
NrOfFaceVertices = br.ReadUInt32();
for (int i = 0; i < NrOfFaceVertices / 3; i++)
{
FaceVertices.Add(new CVertex(br));
}
}
//Vertex Groups
if (br.HasTag("GNDX"))
{
NrOfVertexGroupIndices = br.ReadUInt32();
VertexGroupIndices.AddRange(br.ReadBytes((int)NrOfVertexGroupIndices));
}
//Matrix Groups
if (br.HasTag("MTGC"))
{
NrOfMatrixGroups = br.ReadUInt32();
for (int i = 0; i < NrOfMatrixGroups; i++)
{
MatrixGroups.Add(br.ReadUInt32());
}
}
//Matrix Indexes
if (br.HasTag("MATS"))
{
NrOfMatrixIndexes = br.ReadUInt32();
for (int i = 0; i < NrOfMatrixIndexes; i++)
{
MatrixIndexes.Add(br.ReadUInt32());
}
}
//Bone Indexes
if (br.HasTag("BIDX"))
{
NrOfBoneIndexes = br.ReadUInt32();
for (int i = 0; i < NrOfBoneIndexes; i++)
{
BoneIndexes.Add(br.ReadUInt32());
}
}
//Bone Weights
if (br.HasTag("BWGT"))
{
NrOfBoneWeights = br.ReadUInt32();
for (int i = 0; i < NrOfBoneWeights; i++)
{
BoneWeights.Add(br.ReadUInt32());
}
}
MaterialId = br.ReadUInt32();
SelectionGroup = br.ReadUInt32();
Unselectable = br.ReadUInt32() == 1;
Bounds = new CExtent(br);
//Extents
NrOfExtents = br.ReadUInt32();
for (int i = 0; i < NrOfExtents; i++)
{
Extents.Add(new CExtent(br));
}
//Grouped Vertices
for (int i = 0; i < NrOfVertices; i++)
{
if (!GroupedVertices.ContainsKey(VertexGroupIndices[i]))
{
GroupedVertices.Add(VertexGroupIndices[i], new List <CVector3>());
}
GroupedVertices[VertexGroupIndices[i]].Add(Vertices[i]);
}
}
public MeshIntegrationResult Integrate(MeshEnumerateOption onlyBlendShapeRenderers)
{
var mesh = new Mesh();
if (Positions.Count > ushort.MaxValue)
{
Debug.LogFormat("exceed 65535 vertices: {0}", Positions.Count);
mesh.indexFormat = UnityEngine.Rendering.IndexFormat.UInt32;
}
mesh.vertices = Positions.ToArray();
mesh.normals = Normals.ToArray();
mesh.uv = UV.ToArray();
mesh.tangents = Tangents.ToArray();
mesh.boneWeights = BoneWeights.ToArray();
mesh.subMeshCount = SubMeshes.Count;
for (var i = 0; i < SubMeshes.Count; ++i)
{
mesh.SetIndices(SubMeshes[i].Indices.ToArray(), MeshTopology.Triangles, i);
}
mesh.bindposes = BindPoses.ToArray();
// blendshape
switch (onlyBlendShapeRenderers)
{
case MeshEnumerateOption.OnlyWithBlendShape:
{
AddBlendShapesToMesh(mesh);
mesh.name = INTEGRATED_MESH_WITH_BLENDSHAPE_NAME;
break;
}
case MeshEnumerateOption.All:
{
AddBlendShapesToMesh(mesh);
mesh.name = INTEGRATED_MESH_ALL_NAME;
break;
}
case MeshEnumerateOption.OnlyWithoutBlendShape:
{
mesh.name = INTEGRATED_MESH_WITHOUT_BLENDSHAPE_NAME;
break;
}
}
// meshName
var meshNode = new GameObject();
switch (onlyBlendShapeRenderers)
{
case MeshEnumerateOption.OnlyWithBlendShape:
{
meshNode.name = INTEGRATED_MESH_WITH_BLENDSHAPE_NAME;
break;
}
case MeshEnumerateOption.OnlyWithoutBlendShape:
{
meshNode.name = INTEGRATED_MESH_WITHOUT_BLENDSHAPE_NAME;
break;
}
case MeshEnumerateOption.All:
{
meshNode.name = INTEGRATED_MESH_ALL_NAME;
break;
}
}
var integrated = meshNode.AddComponent <SkinnedMeshRenderer>();
integrated.sharedMesh = mesh;
integrated.sharedMaterials = SubMeshes.Select(x => x.Material).ToArray();
integrated.bones = Bones.ToArray();
Result.IntegratedRenderer = integrated;
Result.MeshMap.Integrated = mesh;
return(Result);
}
public void Push(MeshRenderer renderer)
{
var meshFilter = renderer.GetComponent <MeshFilter>();
if (meshFilter == null)
{
Debug.LogWarningFormat("{0} has no mesh filter", renderer.name);
return;
}
var mesh = meshFilter.sharedMesh;
if (mesh == null)
{
Debug.LogWarningFormat("{0} has no mesh", renderer.name);
return;
}
Result.SourceMeshRenderers.Add(renderer);
Result.MeshMap.Sources.Add(mesh);
var indexOffset = Positions.Count;
var boneIndexOffset = Bones.Count;
Positions.AddRange(mesh.vertices
.Select(x => renderer.transform.TransformPoint(x))
);
Normals.AddRange(mesh.normals
.Select(x => renderer.transform.TransformVector(x))
);
UV.AddRange(mesh.uv);
Tangents.AddRange(mesh.tangents
.Select(t =>
{
var v = renderer.transform.TransformVector(t.x, t.y, t.z);
return(new Vector4(v.x, v.y, v.z, t.w));
})
);
var self = renderer.transform;
var bone = self.parent;
if (bone == null)
{
Debug.LogWarningFormat("{0} is root gameobject.", self.name);
return;
}
var bindpose = bone.worldToLocalMatrix;
BoneWeights.AddRange(Enumerable.Range(0, mesh.vertices.Length)
.Select(x => new BoneWeight()
{
boneIndex0 = Bones.Count,
weight0 = 1,
})
);
BindPoses.Add(bindpose);
Bones.Add(bone);
for (int i = 0; i < mesh.subMeshCount && i < renderer.sharedMaterials.Length; ++i)
{
var indices = mesh.GetIndices(i).Select(x => x + indexOffset);
var mat = renderer.sharedMaterials[i];
var sameMaterialSubMeshIndex = SubMeshes.FindIndex(x => ReferenceEquals(x.Material, mat));
if (sameMaterialSubMeshIndex >= 0)
{
SubMeshes[sameMaterialSubMeshIndex].Indices.AddRange(indices);
}
else
{
SubMeshes.Add(new SubMesh
{
Indices = indices.ToList(),
Material = mat,
});
}
}
}
