public AmbientLight(Vector4f color)
{
this.color.Set(color);
}
public DirectionalLight(Vector3f dir, Vector4f clr)
{
direction.Set(dir);
color.Set(color);
}
public void SetUniform(string name, Vector4f[] vec)
{
for (int i = 0; i < vec.Length; i++)
SetUniform(name + "[" + i.ToString() + "]", vec[i].x, vec[i].y, vec[i].z, vec[i].w);
}
public void SetUniform(string name, Vector4f vec)
{
SetUniform(name, vec.x, vec.y, vec.z, vec.w);
}
public Color3f(Vector4f other)
: base(other)
{
}
public override object Load(LoadedAsset asset)
{
if (!File.Exists(asset.FilePath))
{
return materials;
}
StreamReader reader = new StreamReader(asset.Data);
string line;
while ((line = reader.ReadLine()) != null)
{
string[] tokens = line.Split(' ');
tokens = RemoveEmptyStrings(tokens);
if (tokens.Length == 0 || tokens[0] == "#")
{
}
else if (tokens[0] == "newmtl")
{
string name = tokens[1];
materials.Add(new Material());
materials[materials.Count - 1].SetName(name);
}
else if (tokens[0] == "Ka") // ambient color
{
string x_str = tokens[1];
string y_str = tokens[2];
string z_str = tokens[3];
float x, y, z;
x = float.Parse(x_str);
y = float.Parse(y_str);
z = float.Parse(z_str);
Vector4f color = new Vector4f(x, y, z, 1.0f);
// materials[materials.Count - 1].SetValue(Material.COLOR_AMBIENT, color);
}
else if (tokens[0] == "Kd") // ambient color
{
string x_str = tokens[1];
string y_str = tokens[2];
string z_str = tokens[3];
float x, y, z;
x = float.Parse(x_str);
y = float.Parse(y_str);
z = float.Parse(z_str);
Vector4f color = new Vector4f(x, y, z, 1.0f);
materials[materials.Count - 1].SetValue(Material.COLOR_DIFFUSE, color);
}
else if (tokens[0] == "Ks") // ambient color
{
string x_str = tokens[1];
string y_str = tokens[2];
string z_str = tokens[3];
float x, y, z;
x = float.Parse(x_str);
y = float.Parse(y_str);
z = float.Parse(z_str);
Vector4f color = new Vector4f(x, y, z, 1.0f);
materials[materials.Count - 1].SetValue(Material.COLOR_SPECULAR, color);
}
else if (tokens[0] == "Ns") // ambient color
{
string spec = tokens[1];
float spec_f = float.Parse(spec);
materials[materials.Count - 1].SetValue(Material.SHININESS, spec_f / 1000.0f);
}
else if (tokens[0].ToLower() == "map_kd") // diffuse map
{
string texName = tokens[tokens.Length - 1];
string parentPath = System.IO.Directory.GetParent(asset.FilePath).ToString();
string texPath = parentPath + "\\" + texName;
if (File.Exists(texPath))
{
Texture tex = AssetManager.LoadTexture(texPath);
materials[materials.Count - 1].SetValue(Material.TEXTURE_DIFFUSE, tex);
}
else if (File.Exists(texName))
{
Texture tex = AssetManager.LoadTexture(texName);
materials[materials.Count - 1].SetValue(Material.TEXTURE_DIFFUSE, tex);
}
}
else if (tokens[0].ToLower() == "map_bump") // normal map
{
string texName = tokens[tokens.Length - 1];
string parentPath = System.IO.Directory.GetParent(asset.FilePath).ToString();
string texPath = parentPath + "\\" + texName;
if (File.Exists(texPath))
{
Texture tex = AssetManager.LoadTexture(texPath);
materials[materials.Count - 1].SetValue(Material.TEXTURE_NORMAL, tex);
}
else if (File.Exists(texName))
{
Texture tex = AssetManager.LoadTexture(texName);
materials[materials.Count - 1].SetValue(Material.TEXTURE_NORMAL, tex);
}
}
}
reader.Close();
return materials;
}