public static string MeshToString(MeshFilter mf)
{
Mesh m = mf.sharedMesh;
Material[] mats = mf.Gc <Renderer>().sharedMaterials;
StringBuilder sb = new StringBuilder();
sb.Append("g ").Append(mf.name).Append("\n");
foreach (Vector3 v in m.vertices)
{
sb.Append(string.Format("v {0} {1} {2}\n", v.x, v.y, v.z));
}
sb.Append("\n");
foreach (Vector3 v in m.normals)
{
sb.Append(string.Format("vn {0} {1} {2}\n", v.x, v.y, v.z));
}
sb.Append("\n");
foreach (Vector3 v in m.uv)
{
sb.Append(string.Format("vt {0} {1}\n", v.x, v.y));
}
for (int material = 0; material < m.subMeshCount; material++)
{
sb.Append("\n");
sb.Append("usemtl ").Append(mats[material].name).Append("\n");
sb.Append("usemap ").Append(mats[material].name).Append("\n");
int[] triangles = m.GetTriangles(material);
for (int i = 0; i < triangles.Length; i += 3)
{
sb.Append(string.Format("f {0}/{0}/{0} {1}/{1}/{1} {2}/{2}/{2}\n",
triangles[i] + 1, triangles[i + 1] + 1, triangles[i + 2] + 1));
}
}
return(sb.ToString());
}