public H3D ToH3D(string TextureAndMtlSearchPath = null)
{
H3D Output = new H3D();
Dictionary <string, OBJMaterial> Materials = new Dictionary <string, OBJMaterial>();
if (TextureAndMtlSearchPath != null)
{
string MaterialFile = Path.Combine(TextureAndMtlSearchPath, MtlFile);
if (File.Exists(MaterialFile))
{
string MaterialName = null;
OBJMaterial Material = default(OBJMaterial);
TextReader Reader = new StreamReader(MaterialFile);
for (string Line; (Line = Reader.ReadLine()) != null;)
{
string[] Params = Line.Split(new char[] { ' ', '\t' }, StringSplitOptions.RemoveEmptyEntries);
if (Params.Length == 0)
{
continue;
}
switch (Params[0])
{
case "newmtl":
if (Params.Length > 1)
{
if (MaterialName != null && Material.DiffuseTexture != null)
{
Materials.Add(MaterialName, Material);
}
Material = new OBJMaterial();
MaterialName = Line.Substring(Line.IndexOf(" ")).Trim();
}
break;
case "map_Kd":
if (Params.Length > 1)
{
string Name = Line.Substring(Line.IndexOf(Params[1]));
string TextureFile = Path.Combine(TextureAndMtlSearchPath, Name);
string TextureName = Path.GetFileNameWithoutExtension(TextureFile);
if (File.Exists(TextureFile) && !Output.Textures.Contains(TextureName))
{
Output.Textures.Add(new H3DTexture(TextureFile));
}
Material.DiffuseTexture = Path.GetFileNameWithoutExtension(TextureName);
}
break;
case "Ka":
case "Kd":
case "Ks":
if (Params.Length >= 4)
{
Vector4 Color = new Vector4(
float.Parse(Params[1], CultureInfo.InvariantCulture),
float.Parse(Params[2], CultureInfo.InvariantCulture),
float.Parse(Params[3], CultureInfo.InvariantCulture), 1);
switch (Params[0])
{
case "Ka": Material.Ambient = Color; break;
case "Kd": Material.Diffuse = Color; break;
case "Ks": Material.Specular = Color; break;
}
}
break;
}
}
Reader.Dispose();
if (MaterialName != null && Material.DiffuseTexture != null)
{
Materials.Add(MaterialName, Material);
}
}
}
H3DModel Model = new H3DModel();
Model.Name = "Model";
ushort MaterialIndex = 0;
Model.Flags = H3DModelFlags.HasSkeleton;
Model.BoneScaling = H3DBoneScaling.Maya;
Model.MeshNodesVisibility.Add(true);
float Height = 0;
foreach (OBJMesh 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>();
while (VerticesQueue.Count > 0)
{
for (int Tri = 0; Tri < 3; Tri++)
{
PICAVertex Vertex = VerticesQueue.Dequeue();
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);
}
}
}
H3DSubMesh SM = new H3DSubMesh();
SM.BoneIndices = new ushort[] { 0 };
SM.Skinning = H3DSubMeshSkinning.Smooth;
SM.Indices = Indices.ToArray();
SubMeshes.Add(SM);
}
//Mesh
List <PICAAttribute> Attributes = PICAAttribute.GetAttributes(
PICAAttributeName.Position,
PICAAttributeName.Normal,
PICAAttributeName.TexCoord0,
PICAAttributeName.Color,
PICAAttributeName.BoneIndex,
PICAAttributeName.BoneWeight);
H3DMesh M = new H3DMesh(Vertices.Keys, Attributes, SubMeshes)
{
Skinning = H3DMeshSkinning.Smooth,
MeshCenter = (MinVector + MaxVector) * 0.5f,
MaterialIndex = MaterialIndex
};
if (Height < MaxVector.Y)
{
Height = MaxVector.Y;
}
//Material
string MatName = $"Mat{MaterialIndex++.ToString("D5")}_{Mesh.MaterialName}";
H3DMaterial Material = H3DMaterial.GetSimpleMaterial(Model.Name, MatName, null);
if (Materials.ContainsKey(Mesh.MaterialName))
{
Material.Texture0Name = Materials[Mesh.MaterialName].DiffuseTexture;
}
else
{
Material.Texture0Name = "NoTexture";
}
Model.Materials.Add(Material);
M.UpdateBoolUniforms(Material);
Model.AddMesh(M);
}
/*
* On Pokémon, the root bone (on the animaiton file) is used by the game to move
* characters around, and all rigged bones are parented to this bone.
* It's usually the Waist bone, that points upward and is half the character height.
*/
Model.Skeleton.Add(new H3DBone(
new Vector3(0, Height * 0.5f, 0),
new Vector3(0, 0, (float)(Math.PI * 0.5)),
Vector3.One,
"Waist",
-1));
Model.Skeleton[0].CalculateTransform(Model.Skeleton);
Output.Models.Add(Model);
Output.CopyMaterials();
return(Output);
}
