public static Mesh ImportFile(string filePath)
{
if (!File.Exists(filePath))
{
Debug.LogError("No file was found at '" + filePath + "'");
return(null);
}
ObjImporter.meshStruct meshStruct = ObjImporter.createMeshStruct(filePath);
ObjImporter.populateMeshStruct(ref meshStruct);
Vector3[] array = new Vector3[meshStruct.faceData.Length];
Vector2[] array2 = new Vector2[meshStruct.faceData.Length];
Vector3[] array3 = new Vector3[meshStruct.faceData.Length];
int num = 0;
Vector3[] faceData = meshStruct.faceData;
for (int i = 0; i < faceData.Length; i++)
{
Vector3 vector = faceData[i];
array[num] = meshStruct.vertices[(int)vector.x - 1];
if (vector.y >= 1f)
{
array2[num] = meshStruct.uv[(int)vector.y - 1];
}
if (vector.z >= 1f)
{
array3[num] = meshStruct.normals[(int)vector.z - 1];
}
num++;
}
Mesh mesh = new Mesh();
mesh.vertices = array;
mesh.uv = array2;
mesh.normals = array3;
mesh.triangles = meshStruct.triangles;
mesh.RecalculateBounds();
return(mesh);
}
private static ObjImporter.meshStruct createMeshStruct(string filename)
{
int num = 0;
int num2 = 0;
int num3 = 0;
int num4 = 0;
int num5 = 0;
ObjImporter.meshStruct result = default(ObjImporter.meshStruct);
result.fileName = filename;
StreamReader streamReader = File.OpenText(filename);
string text = streamReader.ReadToEnd();
streamReader.Dispose();
using (StringReader stringReader = new StringReader(text))
{
string text2 = stringReader.ReadLine();
char[] array = new char[]
{
' '
};
while (text2 != null)
{
if (!text2.StartsWith("f ") && !text2.StartsWith("v ") && !text2.StartsWith("vt ") && !text2.StartsWith("vn "))
{
text2 = stringReader.ReadLine();
if (text2 != null)
{
text2 = text2.Replace(" ", " ");
}
}
else
{
text2 = text2.Trim();
string[] array2 = text2.Split(array, 50);
string text3 = array2[0];
string text4 = text3;
if (text4 != null)
{
if (ObjImporter.< > f__switch$map1 == null)
{
Dictionary <string, int> dictionary = new Dictionary <string, int>(4);
dictionary.Add("v", 0);
dictionary.Add("vt", 1);
dictionary.Add("vn", 2);
dictionary.Add("f", 3);
ObjImporter.< > f__switch$map1 = dictionary;
}
int num6;
if (ObjImporter.< > f__switch$map1.TryGetValue(text4, ref num6))
{
switch (num6)
{
case 0:
num2++;
break;
case 1:
num3++;
break;
case 2:
num4++;
break;
case 3:
num5 = num5 + array2.Length - 1;
num += 3 * (array2.Length - 2);
break;
}
}
}
text2 = stringReader.ReadLine();
if (text2 != null)
{
text2 = text2.Replace(" ", " ");
}
}
}
}
result.triangles = new int[num];
result.vertices = new Vector3[num2];
result.uv = new Vector2[num3];
result.normals = new Vector3[num4];
result.faceData = new Vector3[num5];
return(result);
}
private static void populateMeshStruct(ref ObjImporter.meshStruct mesh)
{
StreamReader streamReader = File.OpenText(mesh.fileName);
string text = streamReader.ReadToEnd();
streamReader.Close();
using (StringReader stringReader = new StringReader(text))
{
string text2 = stringReader.ReadLine();
char[] array = new char[]
{
' '
};
char[] array2 = new char[]
{
'/'
};
int num = 0;
int num2 = 0;
int num3 = 0;
int num4 = 0;
int num5 = 0;
int num6 = 0;
int num7 = 0;
while (text2 != null)
{
if (!text2.StartsWith("f ") && !text2.StartsWith("v ") && !text2.StartsWith("vt ") && !text2.StartsWith("vn ") && !text2.StartsWith("g ") && !text2.StartsWith("usemtl ") && !text2.StartsWith("mtllib ") && !text2.StartsWith("vt1 ") && !text2.StartsWith("vt2 ") && !text2.StartsWith("vc ") && !text2.StartsWith("usemap "))
{
text2 = stringReader.ReadLine();
if (text2 != null)
{
text2 = text2.Replace(" ", " ");
}
}
else
{
text2 = text2.Trim();
string[] array3 = text2.Split(array, 50);
string text3 = array3[0];
string text4 = text3;
if (text4 != null)
{
if (ObjImporter.< > f__switch$map2 == null)
{
Dictionary <string, int> dictionary = new Dictionary <string, int>(6);
dictionary.Add("v", 0);
dictionary.Add("vt", 1);
dictionary.Add("vt1", 2);
dictionary.Add("vt2", 3);
dictionary.Add("vn", 4);
dictionary.Add("f", 5);
ObjImporter.< > f__switch$map2 = dictionary;
}
int num8;
if (ObjImporter.< > f__switch$map2.TryGetValue(text4, ref num8))
{
switch (num8)
{
case 0:
mesh.vertices[num3] = new Vector3(Convert.ToSingle(array3[1]), Convert.ToSingle(array3[2]), Convert.ToSingle(array3[3]));
num3++;
break;
case 1:
mesh.uv[num5] = new Vector2(Convert.ToSingle(array3[1]), Convert.ToSingle(array3[2]));
num5++;
break;
case 2:
mesh.uv[num6] = new Vector2(Convert.ToSingle(array3[1]), Convert.ToSingle(array3[2]));
num6++;
break;
case 3:
mesh.uv[num7] = new Vector2(Convert.ToSingle(array3[1]), Convert.ToSingle(array3[2]));
num7++;
break;
case 4:
mesh.normals[num4] = new Vector3(Convert.ToSingle(array3[1]), Convert.ToSingle(array3[2]), Convert.ToSingle(array3[3]));
num4++;
break;
case 5:
{
int num9 = 1;
List <int> list = new List <int>();
while (num9 < array3.Length && (string.Empty + array3[num9]).get_Length() > 0)
{
Vector3 vector = default(Vector3);
string[] array4 = array3[num9].Split(array2, 3);
vector.x = (float)Convert.ToInt32(array4[0]);
if (array4.Length > 1)
{
if (array4[1] != string.Empty)
{
vector.y = (float)Convert.ToInt32(array4[1]);
}
vector.z = (float)Convert.ToInt32(array4[2]);
}
num9++;
mesh.faceData[num2] = vector;
list.Add(num2);
num2++;
}
num9 = 1;
while (num9 + 2 < array3.Length)
{
mesh.triangles[num] = list.get_Item(0);
num++;
mesh.triangles[num] = list.get_Item(num9);
num++;
mesh.triangles[num] = list.get_Item(num9 + 1);
num++;
num9++;
}
break;
}
}
}
}
text2 = stringReader.ReadLine();
if (text2 != null)
{
text2 = text2.Replace(" ", " ");
}
}
}
}
}
private static ObjImporter.meshStruct createMeshStruct(string filename)
{
int num = 0;
int num2 = 0;
int num3 = 0;
int num4 = 0;
int num5 = 0;
ObjImporter.meshStruct result = default(ObjImporter.meshStruct);
result.fileName = filename;
StreamReader streamReader = File.OpenText(filename);
string s = streamReader.ReadToEnd();
streamReader.Dispose();
using (StringReader stringReader = new StringReader(s))
{
string text = stringReader.ReadLine();
char[] separator = new char[]
{
' '
};
while (text != null)
{
if (!text.StartsWith("f ") && !text.StartsWith("v ") && !text.StartsWith("vt ") && !text.StartsWith("vn "))
{
text = stringReader.ReadLine();
if (text != null)
{
text = text.Replace(" ", " ");
}
}
else
{
text = text.Trim();
string[] array = text.Split(separator, 50);
string text2 = array[0];
if (text2 != null)
{
if (!(text2 == "v"))
{
if (!(text2 == "vt"))
{
if (!(text2 == "vn"))
{
if (text2 == "f")
{
num5 = num5 + array.Length - 1;
num += 3 * (array.Length - 2);
}
}
else
{
num4++;
}
}
else
{
num3++;
}
}
else
{
num2++;
}
}
text = stringReader.ReadLine();
if (text != null)
{
text = text.Replace(" ", " ");
}
}
}
}
result.triangles = new int[num];
result.vertices = new Vector3[num2];
result.uv = new Vector2[num3];
result.normals = new Vector3[num4];
result.faceData = new Vector3[num5];
return(result);
}
private static void populateMeshStruct(ref ObjImporter.meshStruct mesh)
{
StreamReader streamReader = File.OpenText(mesh.fileName);
string s = streamReader.ReadToEnd();
streamReader.Close();
using (StringReader stringReader = new StringReader(s))
{
string text = stringReader.ReadLine();
char[] separator = new char[]
{
' '
};
char[] separator2 = new char[]
{
'/'
};
int num = 0;
int num2 = 0;
int num3 = 0;
int num4 = 0;
int num5 = 0;
int num6 = 0;
int num7 = 0;
while (text != null)
{
if (!text.StartsWith("f ") && !text.StartsWith("v ") && !text.StartsWith("vt ") && !text.StartsWith("vn ") && !text.StartsWith("g ") && !text.StartsWith("usemtl ") && !text.StartsWith("mtllib ") && !text.StartsWith("vt1 ") && !text.StartsWith("vt2 ") && !text.StartsWith("vc ") && !text.StartsWith("usemap "))
{
text = stringReader.ReadLine();
if (text != null)
{
text = text.Replace(" ", " ");
}
}
else
{
text = text.Trim();
string[] array = text.Split(separator, 50);
string text2 = array[0];
switch (text2)
{
case "v":
mesh.vertices[num3] = new Vector3(Convert.ToSingle(array[1]), Convert.ToSingle(array[2]), Convert.ToSingle(array[3]));
num3++;
break;
case "vt":
mesh.uv[num5] = new Vector2(Convert.ToSingle(array[1]), Convert.ToSingle(array[2]));
num5++;
break;
case "vt1":
mesh.uv[num6] = new Vector2(Convert.ToSingle(array[1]), Convert.ToSingle(array[2]));
num6++;
break;
case "vt2":
mesh.uv[num7] = new Vector2(Convert.ToSingle(array[1]), Convert.ToSingle(array[2]));
num7++;
break;
case "vn":
mesh.normals[num4] = new Vector3(Convert.ToSingle(array[1]), Convert.ToSingle(array[2]), Convert.ToSingle(array[3]));
num4++;
break;
case "f":
{
int num9 = 1;
List <int> list = new List <int>();
while (num9 < array.Length && (string.Empty + array[num9]).Length > 0)
{
Vector3 vector = default(Vector3);
string[] array2 = array[num9].Split(separator2, 3);
vector.x = (float)Convert.ToInt32(array2[0]);
if (array2.Length > 1)
{
if (array2[1] != string.Empty)
{
vector.y = (float)Convert.ToInt32(array2[1]);
}
vector.z = (float)Convert.ToInt32(array2[2]);
}
num9++;
mesh.faceData[num2] = vector;
list.Add(num2);
num2++;
}
num9 = 1;
while (num9 + 2 < array.Length)
{
mesh.triangles[num] = list[0];
num++;
mesh.triangles[num] = list[num9];
num++;
mesh.triangles[num] = list[num9 + 1];
num++;
num9++;
}
break;
}
}
text = stringReader.ReadLine();
if (text != null)
{
text = text.Replace(" ", " ");
}
}
}
}
}
private static void populateMeshStruct(ref ObjImporter.meshStruct mesh)
{
StreamReader streamReader = File.OpenText(mesh.fileName);
string s = streamReader.ReadToEnd();
streamReader.Close();
using (StringReader stringReader = new StringReader(s))
{
string text = stringReader.ReadLine();
char[] separator = new char[]
{
' '
};
char[] separator2 = new char[]
{
'/'
};
int num = 0;
int num2 = 0;
int num3 = 0;
int num4 = 0;
int num5 = 0;
int num6 = 0;
int num7 = 0;
while (text != null)
{
if (!text.StartsWith("f ") && !text.StartsWith("v ") && !text.StartsWith("vt ") && !text.StartsWith("vn ") && !text.StartsWith("g ") && !text.StartsWith("usemtl ") && !text.StartsWith("mtllib ") && !text.StartsWith("vt1 ") && !text.StartsWith("vt2 ") && !text.StartsWith("vc ") && !text.StartsWith("usemap "))
{
text = stringReader.ReadLine();
if (text != null)
{
text = text.Replace(" ", " ");
}
}
else
{
text = text.Trim();
string[] array = text.Split(separator, 50);
string text2 = array[0];
uint num8 = < PrivateImplementationDetails >.ComputeStringHash(text2);
if (num8 <= 1179241374u)
{
if (num8 <= 1128908517u)
{
if (num8 != 990293175u)
{
if (num8 == 1128908517u)
{
if (text2 == "vn")
{
mesh.normals[num4] = new Vector3(Convert.ToSingle(array[1]), Convert.ToSingle(array[2]), Convert.ToSingle(array[3]));
num4++;
}
}
}
else if (!(text2 == "mtllib"))
{
}
}
else if (num8 != 1146808303u)
{
if (num8 != 1163585922u)
{
if (num8 == 1179241374u)
{
if (!(text2 == "vc"))
{
}
}
}
else if (text2 == "vt1")
{
mesh.uv[num6] = new Vector2(Convert.ToSingle(array[1]), Convert.ToSingle(array[2]));
num6++;
}
}
else if (text2 == "vt2")
{
mesh.uv[num7] = new Vector2(Convert.ToSingle(array[1]), Convert.ToSingle(array[2]));
num7++;
}
}
else if (num8 <= 1498016135u)
{
if (num8 != 1297068826u)
{
if (num8 != 1328799683u)
{
if (num8 == 1498016135u)
{
if (text2 == "vt")
{
mesh.uv[num5] = new Vector2(Convert.ToSingle(array[1]), Convert.ToSingle(array[2]));
num5++;
}
}
}
else if (!(text2 == "usemtl"))
{
}
}
else if (!(text2 == "usemap"))
{
}
}
else if (num8 != 3792446982u)
{
if (num8 != 3809224601u)
{
if (num8 == 4077666505u)
{
if (text2 == "v")
{
mesh.vertices[num3] = new Vector3(Convert.ToSingle(array[1]), Convert.ToSingle(array[2]), Convert.ToSingle(array[3]));
num3++;
}
}
}
else if (text2 == "f")
{
int num9 = 1;
List <int> list = new List <int>();
while (num9 < array.Length && (array[num9] ?? "").Length > 0)
{
Vector3 vector = default(Vector3);
string[] array2 = array[num9].Split(separator2, 3);
vector.x = (float)Convert.ToInt32(array2[0]);
if (array2.Length > 1)
{
if (array2[1] != "")
{
vector.y = (float)Convert.ToInt32(array2[1]);
}
vector.z = (float)Convert.ToInt32(array2[2]);
}
num9++;
mesh.faceData[num2] = vector;
list.Add(num2);
num2++;
}
num9 = 1;
while (num9 + 2 < array.Length)
{
mesh.triangles[num] = list[0];
num++;
mesh.triangles[num] = list[num9];
num++;
mesh.triangles[num] = list[num9 + 1];
num++;
num9++;
}
}
}
else if (!(text2 == "g"))
{
}
text = stringReader.ReadLine();
if (text != null)
{
text = text.Replace(" ", " ");
}
}
}
}
}
