public SMD(H3D Scene, int MdlIndex, int AnimIndex = -1)
{
int Index = 0;
if (Scene == null || Scene.Models.Count == 0)
{
return;
}
if (MdlIndex != -1 && AnimIndex == -1)
{
H3DModel Mdl = Scene.Models[MdlIndex];
foreach (H3DBone Bone in Mdl.Skeleton)
{
SMDNode Node = new SMDNode()
{
Index = Index,
Name = Bone.Name,
ParentIndex = Bone.ParentIndex
};
SMDBone B = new SMDBone()
{
NodeIndex = Index++,
Translation = Bone.Translation,
Rotation = Bone.Rotation
};
Nodes.Add(Node);
Skeleton.Add(B);
}
foreach (H3DMesh Mesh in Mdl.Meshes)
{
if (Mesh.Type == H3DMeshType.Silhouette)
{
continue;
}
PICAVertex[] Vertices = Mesh.GetVertices();
string MaterialName = Mdl.Materials[Mesh.MaterialIndex].Texture0Name;
if (MaterialName.Equals("projection_dummy") && Mdl.Materials[Mesh.MaterialIndex].Texture1Name != null)
{
MaterialName = Mdl.Materials[Mesh.MaterialIndex].Texture1Name;
}
Meshes.Add(new SMDMesh()
{
MaterialName = MaterialName + ".png",
Vertices = MeshTransform.GetVerticesList(Mdl.Skeleton, Mesh)
});
}
}
}
public H3D ToH3D(string TextureSearchPath = null)
{
H3D Output = new H3D();
H3DModel Model = new H3DModel();
Model.Name = "Model";
ushort MaterialIndex = 0;
if (Skeleton.Count > 0)
{
Model.Flags = H3DModelFlags.HasSkeleton;
}
Model.BoneScaling = H3DBoneScaling.Maya;
Model.MeshNodesVisibility.Add(true);
foreach (SMDMesh Mesh in Meshes)
{
Vector3 MinVector = new Vector3();
Vector3 MaxVector = new Vector3();
Dictionary <PICAVertex, int> Vertices = new Dictionary <PICAVertex, int>();
List <H3DSubMesh> SubMeshes = new List <H3DSubMesh>();
Queue <PICAVertex> VerticesQueue = new Queue <PICAVertex>();
foreach (PICAVertex Vertex in Mesh.Vertices)
{
VerticesQueue.Enqueue(Vertex);
}
while (VerticesQueue.Count > 2)
{
List <ushort> Indices = new List <ushort>();
List <ushort> BoneIndices = new List <ushort>();
int TriCount = VerticesQueue.Count / 3;
while (TriCount-- > 0)
{
PICAVertex[] Triangle = new PICAVertex[3];
Triangle[0] = VerticesQueue.Dequeue();
Triangle[1] = VerticesQueue.Dequeue();
Triangle[2] = VerticesQueue.Dequeue();
List <ushort> TempIndices = new List <ushort>();
for (int Tri = 0; Tri < 3; Tri++)
{
PICAVertex Vertex = Triangle[Tri];
for (int i = 0; i < 4; i++)
{
ushort Index = (ushort)Vertex.Indices[i];
if (!(BoneIndices.Contains(Index) || TempIndices.Contains(Index)))
{
TempIndices.Add(Index);
}
}
}
if (BoneIndices.Count + TempIndices.Count > 20)
{
VerticesQueue.Enqueue(Triangle[0]);
VerticesQueue.Enqueue(Triangle[1]);
VerticesQueue.Enqueue(Triangle[2]);
continue;
}
for (int Tri = 0; Tri < 3; Tri++)
{
PICAVertex Vertex = Triangle[Tri];
for (int Index = 0; Index < 4; Index++)
{
int BoneIndex = BoneIndices.IndexOf((ushort)Vertex.Indices[Index]);
if (BoneIndex == -1)
{
BoneIndex = BoneIndices.Count;
BoneIndices.Add((ushort)Vertex.Indices[Index]);
}
Vertex.Indices[Index] = BoneIndex;
}
if (Vertices.ContainsKey(Vertex))
{
Indices.Add((ushort)Vertices[Vertex]);
}
else
{
Indices.Add((ushort)Vertices.Count);
if (Vertex.Position.X < MinVector.X)
{
MinVector.X = Vertex.Position.X;
}
if (Vertex.Position.Y < MinVector.Y)
{
MinVector.Y = Vertex.Position.Y;
}
if (Vertex.Position.Z < MinVector.Z)
{
MinVector.Z = Vertex.Position.Z;
}
if (Vertex.Position.X > MaxVector.X)
{
MaxVector.X = Vertex.Position.X;
}
if (Vertex.Position.Y > MaxVector.Y)
{
MaxVector.Y = Vertex.Position.Y;
}
if (Vertex.Position.Z > MaxVector.Z)
{
MaxVector.Z = Vertex.Position.Z;
}
Vertices.Add(Vertex, Vertices.Count);
}
}
}
SubMeshes.Add(new H3DSubMesh()
{
Skinning = H3DSubMeshSkinning.Smooth,
BoneIndicesCount = (ushort)BoneIndices.Count,
BoneIndices = BoneIndices.ToArray(),
Indices = Indices.ToArray()
});
}
List <PICAAttribute> Attributes = PICAAttribute.GetAttributes(
PICAAttributeName.Position,
PICAAttributeName.Normal,
PICAAttributeName.Color,
PICAAttributeName.TexCoord0,
PICAAttributeName.BoneIndex,
PICAAttributeName.BoneWeight);
//Mesh
H3DMesh M = new H3DMesh(Vertices.Keys, Attributes, SubMeshes)
{
Skinning = H3DMeshSkinning.Smooth,
MeshCenter = (MinVector + MaxVector) * 0.5f,
MaterialIndex = MaterialIndex
};
//Material
string TexName = Path.GetFileNameWithoutExtension(Mesh.MaterialName);
string MatName = $"Mat{MaterialIndex++.ToString("D5")}_{TexName}";
H3DMaterial Material = H3DMaterial.GetSimpleMaterial(Model.Name, MatName, TexName);
Model.Materials.Add(Material);
if (TextureSearchPath != null && !Output.Textures.Contains(TexName))
{
string TextureFile = Path.Combine(TextureSearchPath, Mesh.MaterialName);
if (File.Exists(TextureFile))
{
Output.Textures.Add(new H3DTexture(TextureFile));
}
}
M.UpdateBoolUniforms(Material);
Model.AddMesh(M);
}
//Build Skeleton
foreach (SMDBone Bone in Skeleton)
{
SMDNode Node = Nodes[Bone.NodeIndex];
Model.Skeleton.Add(new H3DBone()
{
Name = Node.Name,
ParentIndex = (short)Node.ParentIndex,
Translation = Bone.Translation,
Rotation = Bone.Rotation,
Scale = Vector3.One
});
}
//Calculate Absolute Inverse Transforms for all bones
foreach (H3DBone Bone in Model.Skeleton)
{
Bone.CalculateTransform(Model.Skeleton);
}
Output.Models.Add(Model);
Output.CopyMaterials();
return(Output);
}