public static OffMesh ReadFile(string path)
{
FileStream fs = File.Open(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
//BufferedStream bs = new BufferedStream(fs);
StreamReader sr = new StreamReader(fs);
int nbVertices, nbFaces, nbEdges;
string line;
if (sr.ReadLine() != "OFF")
{
Debug.LogError("File does not start with \"OFF\" line !");
return(null);
}
string s = sr.ReadLine();
string[] parameters = s.Split(' ');
if (parameters.Length != 3)
{
Debug.LogError("Wrong parameters format line 2");
return(null);
}
nbVertices = int.Parse(parameters[0]);
nbFaces = int.Parse(parameters[1]);
nbEdges = int.Parse(parameters[2]);
OffMesh mesh = new OffMesh();
for (int i = 0; i < nbVertices; i++)
{
line = sr.ReadLine();
float[] pos = ParseVertex(line);
mesh.vertices.Add(new Vector3(pos[0], pos[1], pos[2]));
}
for (int i = 0; i < nbFaces; i++)
{
line = sr.ReadLine();
OffFace face = ParseFace(line);
mesh.faces.Add(face);
}
//int[] edge = ParseEdge(line);
//mesh.edges.Add(new Vector2(edge[0], edge[1]));
return(mesh);
}
private static OffFace ParseFace(string line)
{
try
{
string[] data = line.Split(' ');
int nbVtx = int.Parse(data[0]);
OffFace face = new OffFace(nbVtx);
for (int i = 0; i < nbVtx; i++)
{
face.verticesIndex[i] = int.Parse(data[i + 1]);
}
return(face);
}
catch (Exception ex)
{
Debug.LogError(string.Format($"Can't find face data in line : {0}. ERROR : {1}", line, ex));
return(null);
}
}