private void SaveToBinaryFile(ObjMesh mesh)
{
// Create the new, empty data file.
string fileName = @"F:\Projekte\coop\obj2gltf\1.data";
//if (File.Exists(fileName))
//{
// Console.WriteLine(fileName + " already exists!");
// return;
//}
FileStream fs = new FileStream(fileName, FileMode.Create);
// Create the writer for data.
StreamWriter w = new StreamWriter(fs);
// BinaryWriter w = new BinaryWriter(fs);
// Write data to Test.data.
foreach (var vertex in mesh.vertices)
{
var test = (Single)vertex.X;
w.WriteLine(vertex.X.ToString("G17"));
w.WriteLine(vertex.Y.ToString("G17"));
w.WriteLine(vertex.Z.ToString("G17"));
}
foreach (var normal in mesh.normals)
{
w.WriteLine(normal.X.ToString("G17"));
w.WriteLine(normal.Y.ToString("G17"));
w.WriteLine(normal.Z.ToString("G17"));
}
foreach (var uv in mesh.uv)
{
w.WriteLine(uv.X.ToString("G17"));
w.WriteLine(uv.Y.ToString("G17"));
}
foreach (var index in mesh.indices)
{
w.WriteLine((Int32)index);
}
//for (int i = 0; i < mesh.vertices.Length; i++)
//{
// w.Write((int)mesh.vertices[i);
//}
w.Close();
fs.Close();
// Create the reader for data.
//fs = new FileStream(fileName, FileMode.Open, FileAccess.Read);
//BinaryReader r = new BinaryReader(fs);
//// Read data from Test.data.
//for (int i = 0; i < 11; i++)
//{
// Console.WriteLine(r.ReadInt32());
//}
//r.Close();
//fs.Close();
}
// Use this for initialization
public ObjMesh ImportFile(string filePath)
{
meshStruct newMesh = createMeshStruct(filePath);
populateMeshStruct(ref newMesh);
Vector3[] newVerts = new Vector3[newMesh.faceData.Length];
Vector2[] newUVs = new Vector2[newMesh.faceData.Length];
Vector3[] newNormals = new Vector3[newMesh.faceData.Length];
int i = 0;
/* The following foreach loops through the facedata and assigns the appropriate vertex, uv, or normal
* for the appropriate Unity mesh array.
*/
foreach (Vector3 v in newMesh.faceData)
{
newVerts[i] = newMesh.vertices[(int)v.X - 1];
if (v.Y >= 1)
{
newUVs[i] = newMesh.uv[(int)v.Y - 1];
}
if (v.Z >= 1)
{
newNormals[i] = newMesh.normals[(int)v.Z - 1];
}
i++;
}
ObjMesh mesh = new ObjMesh();
mesh.vertices = newVerts;
mesh.uv = newUVs;
mesh.normals = newNormals;
mesh.indices = newMesh.indices;
//mesh.RecalculateBounds();
//mesh.Optimize();
// mesh = Optimize(mesh);
SaveToBinaryFile(mesh);
return(mesh);
}
private ObjMesh Optimize(ObjMesh mesh)
{
Vector3 v;
Vector3 v2;
for (int i = 0; i < mesh.vertices.Length; i++)
{
v = mesh.vertices[i];
for (int j = i + 1; j < mesh.vertices.Length; j++)
{
v2 = mesh.vertices[j];
if (v.X == v2.X && v.Y == v2.Y && v.Z == v2.Z)
{
for (int ind = 0; ind < mesh.indices.Length; ind++)
{
if (mesh.indices[ind] == j)
{
mesh.indices[ind] = i;
}
else if (mesh.indices[ind] > j && mesh.indices[ind] > 0)
{
mesh.indices[ind]--;
}
}
var verticesList = mesh.vertices.ToList();
verticesList.RemoveAt(j);
mesh.vertices = verticesList.ToArray();
var uvList = mesh.uv.ToList();
uvList.RemoveAt(j);
mesh.uv = uvList.ToArray();
var normalsList = mesh.normals.ToList();
normalsList.RemoveAt(j);
mesh.normals = normalsList.ToArray();
}
}
}
return(mesh);
}
