/// <summary>
/// Parses and loads a line from an OBJ file.
/// Currently only supports V, VN, VT, F and MTLLIB prefixes
/// </summary>
private void processLine(string line)
{
string[] parts = line.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length > 0)
{
switch (parts[0])
{
case "usemtl":
UseMtl = parts[1];
break;
case "mtllib":
Mtl = parts[1];
break;
case "v":
Vertex v = new Vertex();
v.LoadFromStringArray(parts);
VertexList.Add(v);
v.Index = VertexList.Count();
break;
case "f":
Face f = new Face();
f.LoadFromStringArray(parts);
f.UseMtl = UseMtl;
FaceList.Add(f);
break;
case "vn":
NormalVertex vn = new NormalVertex();
vn.LoadFromStringArray(parts);
NormalList.Add(vn);
vn.Index = NormalList.Count();
break;
case "vt":
TextureVertex vt = new TextureVertex();
vt.LoadFromStringArray(parts);
TextureList.Add(vt);
vt.Index = TextureList.Count();
break;
}
}
}
private void ProcessLine(string line)
{
var parts = line.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length <= 0)
{
return;
}
switch (parts[0])
{
case "v":
var vertex = new GeometricVertex();
vertex.ProcessData(parts, _maxValue);
GeometricVertices.Add(vertex);
break;
case "f":
var face = new FaceVertex();
face.ProcessData(parts);
FaceVertices.Add(face);
break;
case "vt":
var textureVertex = new TextureVertex();
textureVertex.ProcessData(parts);
TextureVertices.Add(textureVertex);
break;
case "vn":
var normalVertex = new NormalVertex();
normalVertex.ProcessData(parts);
NormalVertices.Add(normalVertex);
break;
}
}
