public static void SetGeometryData(string data, GeometryBuffer buffer)
{
var lines = data.Split("\n".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
for (var i = 0; i < lines.Length; i++)
{
var l = lines[i].Trim();
if (l.IndexOf("#") != -1)
l = l.Substring(0, l.IndexOf("#"));
var p = l.Split(" ".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
if (p.Length > 1)
{
switch (p[0])
{
case O:
buffer.PushObject(p[1].Trim());
break;
case G:
buffer.PushGroup(p[1].Trim());
break;
case V:
buffer.PushVertex(new Vector3(
Cf(p[1]),
Cf(p[2]),
Cf(p[3]))
);
break;
case Vt:
buffer.PushUv(new Vector2(Cf(p[1]), Cf(p[2])));
break;
case Vn:
buffer.PushNormal(new Vector3(Cf(p[1]), Cf(p[2]), Cf(p[3])));
break;
case F:
for (var j = 1; j < p.Length; j++)
{
var c = p[j].Trim().Split("/".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
var fi = new FaceIndices();
fi.Vi = Ci(c[0]) - 1;
if (c.Length > 1)
{
fi.Vu = Ci(c[1]) - 1;
}
if (c.Length > 2)
{
fi.Vn = Ci(c[2]) - 1;
}
buffer.PushFace(fi);
}
break;
case Mtl:
// mtllib = p[1].Trim();
break;
case Uml:
buffer.PushMaterialName(p[1].Trim());
break;
}
}
}
// buffer.Trace();
}
