/// <summary>
/// Converts <paramref name="skn"/> to a list of <see cref="MeshGeometry3D"/>
/// </summary>
/// <param name="skn">The <see cref="SKNFile"/> which should get converted to a <c>Tuple{string, MeshGeometry3D}(submeshName, submeshData)</c></param>
/// <returns>A collection of converted <see cref="SKNSubmesh"/></returns>
/// <remarks>Normals do not get converted</remarks>
public static IEnumerable <Tuple <string, MeshGeometry3D> > ConvertSKN(SKNFile skn)
{
foreach (SKNSubmesh submesh in skn.Submeshes)
{
MeshGeometry3D mesh = new MeshGeometry3D();
Int32Collection indices = new Int32Collection(submesh.Indices.Select(x => (int)x));
Point3DCollection vertices = new Point3DCollection();
Vector3DCollection normals = new Vector3DCollection();
PointCollection uvs = new PointCollection();
for (int i = 0; i < submesh.Vertices.Count; i++)
{
SKNVertex vertex = submesh.Vertices[i];
vertices.Add(new Point3D(vertex.Position.X, vertex.Position.Y, vertex.Position.Z));
normals.Add(new Vector3D(vertex.Normal.X, vertex.Normal.Y, vertex.Normal.Z));
uvs.Add(new Point(vertex.UV.X, vertex.UV.Y));
}
mesh.TextureCoordinates = uvs;
mesh.Positions = vertices;
mesh.Normals = normals;
mesh.TriangleIndices = indices;
yield return(new Tuple <string, MeshGeometry3D>(submesh.Name, mesh));
}
}
public static void Process(string fileLocation, SKNFile skn)
{
string exportDirectory = string.Format(@"{0}\Uvee_{1}", Path.GetDirectoryName(fileLocation), Path.GetFileNameWithoutExtension(fileLocation));
Directory.CreateDirectory(exportDirectory);
foreach (SKNSubmesh submesh in skn.Submeshes)
{
Image image = CreateImage();
List <ushort> indices = submesh.GetNormalizedIndices();
//Loop through all submesh faces and draw the lines for them using vertex UV
for (int i = 0; i < indices.Count;)
{
SKNVertex vertex1 = submesh.Vertices[indices[i++]];
SKNVertex vertex2 = submesh.Vertices[indices[i++]];
SKNVertex vertex3 = submesh.Vertices[indices[i++]];
PointF[] points = new PointF[]
{
new PointF(1024 * vertex1.UV.X, 1024 * vertex1.UV.Y),
new PointF(1024 * vertex2.UV.X, 1024 * vertex2.UV.Y),
new PointF(1024 * vertex3.UV.X, 1024 * vertex3.UV.Y),
new PointF(1024 * vertex1.UV.X, 1024 * vertex1.UV.Y) //4th point to close the edge loop
};
DrawLines(image, points);
}
string submeshLocation = string.Format(@"{0}\{1}.png", exportDirectory, submesh.Name);
image.SaveAsPng(File.Create(submeshLocation));
}
}
