private static Dictionary <string, Material> LoadMaterials(string directory, string[] tmp)
{
Dictionary <string, Material> materials;
string matFileName = string.Join(" ", tmp.Skip(1));
string path = Path.Combine(directory, matFileName);
materials = MaterialParser.LoadMaterials(path);
return(materials);
}
public static Dictionary <String, Material> LoadMaterials(string fileName)
{
MaterialParser parser = new MaterialParser();
Material tmpMaterial = null;
try
{
foreach (string line in File.ReadLines(fileName))
{
string[] readLineItems = line.Trim().Split(' ');
switch (readLineItems[0])
{
case "newmtl":
tmpMaterial = new Material();
tmpMaterial.Name = string.Join(" ", readLineItems.Skip(1));
parser._materials.Add(tmpMaterial.Name, tmpMaterial);
break;
case "Ns":
tmpMaterial.SpecularExponent = (float)Convert.ToDouble(readLineItems[1], _numbFormatInfo);
break;
case "d":
tmpMaterial.Dissolve = (float)Convert.ToDouble(readLineItems[1], _numbFormatInfo);
break;
case "Tf":
tmpMaterial.TransmissionFilter = GetVec3FromTabStr(readLineItems.Skip(1).ToArray(), _numbFormatInfo);
break;
case "illum":
tmpMaterial.IllumModel = Convert.ToInt32(readLineItems[1]);
break;
case "Ka":
tmpMaterial.Ambient = GetVec3FromTabStr(readLineItems.Skip(1).ToArray(), _numbFormatInfo);
break;
case "Kd":
tmpMaterial.Diffuse = GetVec3FromTabStr(readLineItems.Skip(1).ToArray(), _numbFormatInfo);
break;
case "Ks":
tmpMaterial.Specular = GetVec3FromTabStr(readLineItems.Skip(1).ToArray(), _numbFormatInfo);
break;
//case "map_Ka":
// if (!material.HasTextures)
// {
// material.HasTextures = true;
// }
// material.AmbientMap = currentLine[1];
// break;
//case "map_Kd":
// if (!material.HasTextures)
// {
// material.HasTextures = true;
// }
// material.DiffuseMap = currentLine[1];
// break;
//case "map_Ks":
// if (!material.HasTextures)
// {
// material.HasTextures = true;
// }
// material.SpecularMap = currentLine[1];
// break;
//case "map_Ns":
// if (!material.HasTextures)
// {
// material.HasTextures = true;
// }
// material.SpecularExpMap = currentLine[1];
// break;
//case "map_d":
// if (!material.HasTextures)
// {
// material.HasTextures = true;
// }
// material.DissolveMap = currentLine[1];
// break;
}
}
}
catch (FileNotFoundException f)
{
throw new FileNotFoundException("MTL file not exist", f);
}
catch (ArgumentException ae)
{
throw new ArgumentException("MTL file is damaged", ae);
}
catch (Exception)
{
throw;
}
return(parser._materials);
}
