private static object[] read_obj(string filename)
{
Vector3 vector3_1 = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue);
Vector3 vector3_2 = new Vector3(float.MinValue, float.MinValue, float.MinValue);
List<Vector3> vector3List1 = new List<Vector3>();
List<Triangle> triangleList = new List<Triangle>();
List<Vector3> vector3List2 = new List<Vector3>();
List<int> intList = new List<int>();
List<string> stringList = new List<string>();
StreamReader streamReader = new StreamReader((Stream) File.OpenRead(filename));
string str1 = "";
CultureInfo cultureInfo = new CultureInfo("en-US");
string str2;
while ((str2 = streamReader.ReadLine()) != null)
{
string str3 = str2.Trim();
if (str3.Length >= 1 && str3[0] != '#')
{
string[] strArray = str3.Split(new char[1]{ ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (strArray.Length >= 1)
{
switch (strArray[0])
{
case "usemtl":
if (strArray.Length >= 2)
{
str1 = strArray[1];
if (!stringList.Contains(str1))
{
stringList.Add(str1);
break;
}
break;
}
continue;
case "v":
if (strArray.Length >= 4)
{
float x = float.Parse(strArray[1], (IFormatProvider) cultureInfo);
float y = float.Parse(strArray[2], (IFormatProvider) cultureInfo);
float z = float.Parse(strArray[3], (IFormatProvider) cultureInfo);
if ((double) x < (double) vector3_1.X)
vector3_1.X = x;
if ((double) y < (double) vector3_1.Y)
vector3_1.Y = y;
if ((double) z < (double) vector3_1.Z)
vector3_1.Z = z;
if ((double) x > (double) vector3_2.X)
vector3_2.X = x;
if ((double) y > (double) vector3_2.Y)
vector3_2.Y = y;
if ((double) z > (double) vector3_2.Z)
vector3_2.Z = z;
vector3List1.Add(new Vector3(x, y, z));
break;
}
continue;
case "vn":
if (strArray.Length >= 4)
{
float x = float.Parse(strArray[1], (IFormatProvider) cultureInfo);
float y = float.Parse(strArray[2], (IFormatProvider) cultureInfo);
float z = float.Parse(strArray[3], (IFormatProvider) cultureInfo);
vector3List2.Add(new Vector3(x, y, z));
break;
}
continue;
case "f":
if (strArray.Length >= 4)
{
Vector3 u = vector3List1[int.Parse(strArray[1].Split('/')[0]) - 1];
Vector3 v = vector3List1[int.Parse(strArray[2].Split('/')[0]) - 1];
Vector3 w = vector3List1[int.Parse(strArray[3].Split('/')[0]) - 1];
if (strArray[1].Split('/').Length == 2)
{
Vector3 n = vector3List2[int.Parse(strArray[1].Split('/')[2]) - 1];
if ((double) Helpers.norm_sq(Vector3.Cross(v - u, w - u)) >= 0.01)
{
triangleList.Add(new Triangle(u, v, w, n));
intList.Add(stringList.IndexOf(str1));
break;
}
continue;
}
if ((double) Helpers.norm_sq(Vector3.Cross(v - u, w - u)) >= 0.01)
{
triangleList.Add(new Triangle(u, v, w));
intList.Add(stringList.IndexOf(str1));
break;
}
continue;
}
continue;
}
}
}
}
streamReader.Close();
return new object[5]
{
(object) triangleList,
(object) vector3_1,
(object) vector3_2,
(object) stringList.ToArray(),
(object) intList.ToArray()
};
}
private static void write_kcl(
string filename,
List<Triangle> triangles,
Vector3 bb_min,
Vector3 bb_max,
int max_triangles,
int min_width,
string[] names,
int[] materialu)
{
bb_min -= new Vector3(25f, 25f, 25f);
bb_max += new Vector3(25f, 25f, 25f);
kclType kclType = new kclType(names);
kclType.DialogResult = DialogResult.None;
int num1 = (int) kclType.ShowDialog();
do
;
while (kclType.DialogResult != DialogResult.OK);
Dictionary<string, ushort> mapping = kclType.Mapping;
Dictionary<string, bool> colli = kclType.Colli;
int val2 = Helpers.next_exponent((float) min_width, 2);
int num2 = Math.Max(Helpers.next_exponent(bb_max.X - bb_min.X, 2), val2);
int num3 = Math.Max(Helpers.next_exponent(bb_max.Y - bb_min.Y, 2), val2);
int num4 = Math.Max(Helpers.next_exponent(bb_max.Z - bb_min.Z, 2), val2);
int num5 = (int) Helpers.max((float) num2, (float) num4);
int num6 = num5;
int num7 = Math.Max((int) Helpers.min((float) num5, (float) num3, (float) num6), val2);
float num8 = (float) Math.Pow(2.0, (double) (num5 - num7));
float num9 = (float) Math.Pow(2.0, (double) (num3 - num7));
float num10 = (float) Math.Pow(2.0, (double) (num6 - num7));
float width = (float) Math.Pow(2.0, (double) num7);
Obj2Kcl.maxcubesize = width;
List<OctreeNode> octreeNodeList = new List<OctreeNode>();
List<int> indices = new List<int>();
int index1 = 0;
foreach (Triangle triangle in triangles)
{
if (colli[names[materialu[index1]]])
indices.Add(index1);
++index1;
}
for (int index2 = 0; (double) index2 < (double) num10; ++index2)
{
for (int index3 = 0; (double) index3 < (double) num9; ++index3)
{
for (int index4 = 0; (double) index4 < (double) num8; ++index4)
octreeNodeList.Add(new OctreeNode(bb_min + width * new Vector3((float) index4, (float) index3, (float) index2), width, triangles, indices, max_triangles, min_width));
}
}
EndianBinaryWriter endianBinaryWriter = new EndianBinaryWriter((Stream) File.Create(filename), Endianness.LittleEndian);
endianBinaryWriter.Write(0U);
endianBinaryWriter.Write(0U);
endianBinaryWriter.Write(0U);
endianBinaryWriter.Write(0U);
endianBinaryWriter.Write(122880U);
endianBinaryWriter.Write((int) ((double) bb_min.X * 4096.0));
endianBinaryWriter.Write((int) ((double) bb_min.Y * 4096.0));
endianBinaryWriter.Write((int) ((double) bb_min.Z * 4096.0));
endianBinaryWriter.Write((uint) (-1 << num5 & -1));
endianBinaryWriter.Write((uint) (-1 << num3 & -1));
endianBinaryWriter.Write((uint) (-1 << num6 & -1));
endianBinaryWriter.Write((uint) num7);
endianBinaryWriter.Write((uint) (num5 - num7));
endianBinaryWriter.Write((uint) (num5 - num7 + num3 - num7));
endianBinaryWriter.Write(102400U);
int position1 = (int) endianBinaryWriter.BaseStream.Position;
endianBinaryWriter.BaseStream.Position = 0L;
endianBinaryWriter.Write(position1);
endianBinaryWriter.BaseStream.Position = (long) position1;
List<Vector3> b1 = new List<Vector3>();
List<int> intList1 = new List<int>();
int index5 = 0;
foreach (Triangle triangle in triangles)
{
if (colli[names[materialu[index5]]])
{
int num11 = Helpers.containsVector3(triangle.u, b1);
if (num11 == -1)
{
b1.Add(triangle.u);
intList1.Add(b1.Count - 1);
}
else
intList1.Add(num11);
}
++index5;
}
foreach (Vector3 vector3 in b1)
{
endianBinaryWriter.Write((int) ((double) vector3.X * 4096.0));
endianBinaryWriter.Write((int) ((double) vector3.Y * 4096.0));
endianBinaryWriter.Write((int) ((double) vector3.Z * 4096.0));
}
int position2 = (int) endianBinaryWriter.BaseStream.Position;
endianBinaryWriter.BaseStream.Position = 4L;
endianBinaryWriter.Write(position2);
endianBinaryWriter.BaseStream.Position = (long) position2;
List<Vector3> b2 = new List<Vector3>();
List<int> intList2 = new List<int>();
int index6 = 0;
foreach (Triangle triangle in triangles)
{
if (colli[names[materialu[index6]]])
{
Vector3 a1 = -Helpers.unit(Vector3.Cross(triangle.w - triangle.u, triangle.n));
Vector3 a2 = Helpers.unit(Vector3.Cross(triangle.v - triangle.u, triangle.n));
Vector3 a3 = Helpers.unit(Vector3.Cross(triangle.w - triangle.v, triangle.n));
int num11 = Helpers.containsVector3(triangle.n, b2);
if (num11 == -1)
{
b2.Add(triangle.n);
intList2.Add(b2.Count - 1);
}
else
intList2.Add(num11);
int num12 = Helpers.containsVector3(a1, b2);
if (num12 == -1)
{
b2.Add(a1);
intList2.Add(b2.Count - 1);
}
else
intList2.Add(num12);
int num13 = Helpers.containsVector3(a2, b2);
if (num13 == -1)
{
b2.Add(a2);
intList2.Add(b2.Count - 1);
}
else
intList2.Add(num13);
int num14 = Helpers.containsVector3(a3, b2);
if (num14 == -1)
{
b2.Add(a3);
intList2.Add(b2.Count - 1);
}
else
intList2.Add(num14);
}
++index6;
}
foreach (Vector3 vector3 in b2)
{
endianBinaryWriter.Write((short) ((double) vector3.X * 4096.0));
endianBinaryWriter.Write((short) ((double) vector3.Y * 4096.0));
endianBinaryWriter.Write((short) ((double) vector3.Z * 4096.0));
}
while (endianBinaryWriter.BaseStream.Position % 4L != 0L)
endianBinaryWriter.Write((byte) 0);
int position3 = (int) endianBinaryWriter.BaseStream.Position;
endianBinaryWriter.BaseStream.Position = 8L;
endianBinaryWriter.Write(position3 - 16);
endianBinaryWriter.BaseStream.Position = (long) position3;
int index7 = 0;
int index8 = 0;
foreach (Triangle triangle in triangles)
{
if (colli[names[materialu[index8]]])
{
Vector3 right = Helpers.unit(Vector3.Cross(triangle.w - triangle.v, triangle.n));
endianBinaryWriter.Write((int) ((double) Vector3.Dot(triangle.w - triangle.u, right) * 4096.0));
endianBinaryWriter.Write((ushort) intList1[index7]);
endianBinaryWriter.Write((ushort) intList2[4 * index7]);
endianBinaryWriter.Write((ushort) intList2[4 * index7 + 1]);
endianBinaryWriter.Write((ushort) intList2[4 * index7 + 2]);
endianBinaryWriter.Write((ushort) intList2[4 * index7 + 3]);
endianBinaryWriter.Write(Bytes.StringToByte(string.Format("{0:X4}", (object) mapping[names[materialu[index8]]])), 0, 2);
++index7;
}
++index8;
}
int position4 = (int) endianBinaryWriter.BaseStream.Position;
endianBinaryWriter.BaseStream.Position = 12L;
endianBinaryWriter.Write(position4);
endianBinaryWriter.BaseStream.Position = (long) position4;
long position5 = endianBinaryWriter.BaseStream.Position;
long position6;
long offset = position6 = endianBinaryWriter.BaseStream.Position;
Queue<OctreeNode> octreeNodeQueue = new Queue<OctreeNode>();
Collection<ushort> collection = new Collection<ushort>();
Queue<long> longQueue = new Queue<long>();
for (int index2 = 0; index2 < octreeNodeList.Count; ++index2)
{
longQueue.Enqueue(position6);
octreeNodeQueue.Enqueue(octreeNodeList[index2]);
}
long num15 = position6 + (long) (octreeNodeList.Count * 4);
int num16 = 0;
int count = octreeNodeList.Count;
while (octreeNodeQueue.Count > 0)
{
OctreeNode octreeNode = octreeNodeQueue.Dequeue();
if (octreeNode.is_leaf)
{
endianBinaryWriter.Write(0);
longQueue.Dequeue();
}
else
{
endianBinaryWriter.Write((int) (num15 - longQueue.Dequeue()));
for (int index2 = 0; index2 < octreeNode.branches.Count; ++index2)
{
octreeNodeQueue.Enqueue(octreeNode.branches[index2]);
longQueue.Enqueue(num15);
++count;
}
num15 += 32L;
}
++num16;
}
long position7 = endianBinaryWriter.BaseStream.Position;
long num17 = offset;
endianBinaryWriter.BaseStream.Seek(offset, SeekOrigin.Begin);
for (int index2 = 0; index2 < octreeNodeList.Count; ++index2)
{
longQueue.Enqueue(num17);
octreeNodeQueue.Enqueue(octreeNodeList[index2]);
}
long num18 = num17 + (long) (octreeNodeList.Count * 4);
int num19 = 0;
while (octreeNodeQueue.Count > 0)
{
long position8 = endianBinaryWriter.BaseStream.Position;
OctreeNode octreeNode = octreeNodeQueue.Dequeue();
if (octreeNode.is_leaf)
{
endianBinaryWriter.Write((int) ((long) int.MinValue | endianBinaryWriter.BaseStream.Length - longQueue.Dequeue() - 2L));
endianBinaryWriter.BaseStream.Seek(0L, SeekOrigin.End);
for (int index2 = 0; index2 < octreeNode.indices.Count; ++index2)
endianBinaryWriter.Write((ushort) (octreeNode.indices[index2] + 1));
endianBinaryWriter.Write((ushort) 0);
for (int index2 = 0; index2 < octreeNode.indices.Count; ++index2)
collection.Add((ushort) (octreeNode.indices[index2] + 1));
collection.Add((ushort) 0);
endianBinaryWriter.BaseStream.Seek(position8 + 4L, SeekOrigin.Begin);
}
else
{
longQueue.Dequeue();
endianBinaryWriter.BaseStream.Seek(4L, SeekOrigin.Current);
for (int index2 = 0; index2 < octreeNode.branches.Count; ++index2)
{
octreeNodeQueue.Enqueue(octreeNode.branches[index2]);
longQueue.Enqueue(num18);
}
num18 += 32L;
}
++num19;
}
endianBinaryWriter.Close();
}