public Texture Create(String fileName, String path = "Data/Textures/")
{
String key = path + fileName;
if (!_textureDictionary.ContainsKey(key))
{
Texture newTexture = new Texture(_device, fileName, path);
_textureDictionary.Add(key, newTexture);
return newTexture;
}
return _textureDictionary[key];
}
public ObjModel(Device device, String modelFileName, Texture texture)
{
StreamReader reader = new StreamReader("Data/Models/"+modelFileName);
List<Vector3> vertices = new List<Vector3>();
List<Vector2> textures = new List<Vector2>();
List<Vector3> normals = new List<Vector3>();
List<Tuple<int,int,int>> points = new List<Tuple<int, int, int>>();
while (!reader.EndOfStream)
{
String line = reader.ReadLine();
if (String.IsNullOrWhiteSpace(line) || line[0] =='#')
continue;
String[] items = line.Split(' ');
if(items[0] == "v")
vertices.Add(new Vector3(float.Parse(items[1]), float.Parse(items[2]), -float.Parse(items[3])));
if (items[0] == "vt")
textures.Add(new Vector2(float.Parse(items[1]), 1.0f - float.Parse(items[2])));
if (items[0] == "vn")
normals.Add(new Vector3(float.Parse(items[1]), float.Parse(items[2]), -float.Parse(items[3])));
if (items[0] == "f")
{
for (int i = 3; i >0; i--)
{
String[] items2 = items[i].Split('/');
points.Add(new Tuple<int, int, int>(Int32.Parse(items2[0]),Int32.Parse(items2[1]),Int32.Parse(items2[2])));
}
}
}
LightShader.Vertex[] verticesDefinition = new LightShader.Vertex[points.Count];
for (int i = 0; i < points.Count; i++)
{
verticesDefinition[i].position = vertices[points[i].Item1-1];
verticesDefinition[i].texture = textures[points[i].Item2-1];
verticesDefinition[i].normal = normals[points[i].Item3-1];
}
VertexCount = points.Count;
Int32[] indicesDefinition = new int[points.Count];
for (int i = 0; i < points.Count; i++)
indicesDefinition[i] = i;
IndexCount = points.Count;
Texture = texture;
VertexBuffer = Buffer.Create(device, BindFlags.VertexBuffer, verticesDefinition);
IndexBuffer = Buffer.Create(device, BindFlags.IndexBuffer, indicesDefinition);
}
public Model(Device device)
{
VertexCount = 4;
IndexCount = 6;
// Create the vertex array and load it with data.
var vertices = new[]
{
new LightShader.Vertex
{
position = new Vector3(-1, -1, 0),
texture = new Vector2(0, 0),
normal = new Vector3(0, 0, -1.0f)
},
new LightShader.Vertex
{
position = new Vector3(-1, 1, 0),
texture = new Vector2(0, 1),
normal = new Vector3(0, 0, -1.0f)
},
new LightShader.Vertex
{
position = new Vector3(1, 1, 0),
texture = new Vector2(1, 1),
normal = new Vector3(0, 0, -1.0f)
},
new LightShader.Vertex
{
position = new Vector3(1, -1, 0),
texture = new Vector2(1, 0),
normal = new Vector3(0, 0, -1.0f)
}
};
var indices = new[]
{
0, 1, 3,
1, 2, 3
};
Texture = new Texture(device, "seafloor.dds");
VertexBuffer = Buffer.Create(device, BindFlags.VertexBuffer, vertices);
IndexBuffer = Buffer.Create(device, BindFlags.IndexBuffer, indices);
}
public Font(Device device, String font, int height)
{
Texture = new Texture(device, font + "-" + height + "px.png", @"Data/Fonts/");
ParseFileData(@"Data/Fonts/"+font+"-"+height+"px.fnt",Texture.Width, Texture.Height);
}