private static ModelUtility LoadFromBIN(string pModelFile)
{
ModelUtility model = new ModelUtility();
BinaryReader reader = new BinaryReader(new FileStream(pModelFile, FileMode.Open));
int numberOfVertices = reader.ReadInt32();
int floatsPerVertex = 6;
model.Vertices = new float[numberOfVertices * floatsPerVertex];
byte[] byteArray = new byte[model.Vertices.Length * sizeof(float)];
byteArray = reader.ReadBytes(byteArray.Length);
Buffer.BlockCopy(byteArray, 0, model.Vertices, 0, byteArray.Length);
int numberOfTriangles = reader.ReadInt32();
model.Indices = new int[numberOfTriangles * 3];
byteArray = new byte[model.Indices.Length * sizeof(int)];
byteArray = reader.ReadBytes(model.Indices.Length * sizeof(int));
Buffer.BlockCopy(byteArray, 0, model.Indices, 0, byteArray.Length);
reader.Close();
return(model);
}
private static ModelUtility LoadFromSJG(string pModelFile)
{
ModelUtility model = new ModelUtility();
StreamReader reader;
reader = new StreamReader(pModelFile);
string line = reader.ReadLine(); // vertex format
int numberOfVertices = 0;
int floatsPerVertex = 8;
if (!int.TryParse(reader.ReadLine(), out numberOfVertices))
{
throw new Exception("Error when reading number of vertices in model file " + pModelFile);
}
model.Vertices = new float[numberOfVertices * floatsPerVertex];
string[] values;
for (int i = 0; i < model.Vertices.Length;)
{
line = reader.ReadLine();
values = line.Split(',');
foreach (string s in values)
{
if (!float.TryParse(s, out model.Vertices[i]))
{
throw new Exception("Error when reading vertices in model file " + pModelFile + " " + s + " is not a valid number");
}
++i;
}
}
reader.ReadLine();
int numberOfTriangles = 0;
line = reader.ReadLine();
if (!int.TryParse(line, out numberOfTriangles))
{
throw new Exception("Error when reading number of triangles in model file " + pModelFile);
}
model.Indices = new int[numberOfTriangles * 3];
for (int i = 0; i < numberOfTriangles * 3;)
{
line = reader.ReadLine();
values = line.Split(',');
foreach (string s in values)
{
if (!int.TryParse(s, out model.Indices[i]))
{
throw new Exception("Error when reading indices in model file " + pModelFile + " " + s + " is not a valid index");
}
++i;
}
}
reader.Close();
return(model);
}
private static ModelUtility LoadFromBIN(string pModelFile)
{
ModelUtility model = new ModelUtility();
BinaryReader reader = new BinaryReader(new FileStream(pModelFile, FileMode.Open));
int numberOfVertices = reader.ReadInt32();
int floatsPerVertex = 6;
model.Vertices = new float[numberOfVertices * floatsPerVertex];
byte[] byteArray = new byte[model.Vertices.Length * sizeof(float)];
byteArray = reader.ReadBytes(byteArray.Length);
Buffer.BlockCopy(byteArray, 0, model.Vertices, 0, byteArray.Length);
int numberOfTriangles = reader.ReadInt32();
model.Indices = new int[numberOfTriangles * 3];
byteArray = new byte[model.Indices.Length * sizeof(int)];
byteArray = reader.ReadBytes(model.Indices.Length * sizeof(int));
Buffer.BlockCopy(byteArray, 0, model.Indices, 0, byteArray.Length);
reader.Close();
return model;
}
private static ModelUtility LoadFromSJG(string pModelFile)
{
ModelUtility model = new ModelUtility();
StreamReader reader;
reader = new StreamReader(pModelFile);
string line = reader.ReadLine(); // vertex format
int numberOfVertices = 0;
int floatsPerVertex = 6;
if (!int.TryParse(reader.ReadLine(), out numberOfVertices))
{
throw new Exception("Error when reading number of vertices in model file " + pModelFile);
}
model.Vertices = new float[numberOfVertices * floatsPerVertex];
string[] values;
for (int i = 0; i < model.Vertices.Length; )
{
line = reader.ReadLine();
values = line.Split(',');
foreach(string s in values)
{
if (!float.TryParse(s, out model.Vertices[i]))
{
throw new Exception("Error when reading vertices in model file " + pModelFile + " " + s + " is not a valid number");
}
++i;
}
}
reader.ReadLine();
int numberOfTriangles = 0;
line = reader.ReadLine();
if (!int.TryParse(line, out numberOfTriangles))
{
throw new Exception("Error when reading number of triangles in model file " + pModelFile);
}
model.Indices = new int[numberOfTriangles * 3];
for(int i = 0; i < numberOfTriangles * 3;)
{
line = reader.ReadLine();
values = line.Split(',');
foreach(string s in values)
{
if (!int.TryParse(s, out model.Indices[i]))
{
throw new Exception("Error when reading indices in model file " + pModelFile + " " + s + " is not a valid index");
}
++i;
}
}
reader.Close();
return model;
}
