private static List <ObjObject> GetObjObjects(ShaderProgram aProgram, List <ObjData> tempObjData,
List <MtlData> tempMtlDatas, string fileDirectory)
{
List <ObjObject> temObjObjects = new List <ObjObject>();
int vertexOffset = 0;
int uVOffset = 0;
int normalOffset = 0;
foreach (ObjData anObjData in tempObjData)
{
MeshData tempMeshData = ParseFromLines(anObjData.Lines, vertexOffset, uVOffset, normalOffset);
vertexOffset += tempMeshData.Vertices.Length;
uVOffset += tempMeshData.TexCoords.Length;
normalOffset += tempMeshData.Normals.Length;
ObjObject tempObjObject = tempMeshData.ToObjObject();
tempObjObject.Name = anObjData.Name;
// Add the material
if (tempMtlDatas != null)
{
MtlData tempMtlData = tempMtlDatas.Find(x => x.Name == anObjData.UseMtl);
ObjMaterial tempMat = new ObjMaterial(aProgram, tempMtlData);
string tempDiffuseTextPath = Path.Combine(fileDirectory, tempMtlData.DiffuseMapFileName);
Texture tempTexture = new Texture(tempDiffuseTextPath);
tempMat.DiffuseMap = tempTexture;
tempObjObject.Material = tempMat;
}
temObjObjects.Add(tempObjObject);
}
return(temObjObjects);
}
private static List <MtlData> GetMtlDatas(List <string> mtlLines)
{
List <MtlData> mtlDatas = new List <MtlData>();
char[] splitChars = { ' ' };
string line;
MtlData tempData = null;
foreach (string aLine in mtlLines)
{
line = aLine.Trim(splitChars);
line = line.Replace(" ", " ");
string[] parameters = line.Split(splitChars);
switch (parameters[0])
{
case "newmtl":
tempData = new MtlData(parameters[1]);
mtlDatas.Add(tempData);
break;
case "Ns":
if (tempData != null)
{
tempData.Ns = double.Parse(parameters[1]);
}
break;
case "Ni":
if (tempData != null)
{
tempData.Ni = double.Parse(parameters[1]);
}
break;
case "d":
if (tempData != null)
{
tempData.d = double.Parse(parameters[1]);
}
break;
case "illum":
if (tempData != null)
{
tempData.illum = int.Parse(parameters[1]);
}
break;
case "Ka":
if (tempData != null)
{
tempData.Ka = new Vector3(float.Parse(parameters[1]), float.Parse(parameters[2]),
float.Parse(parameters[3]));
}
break;
case "Kd":
if (tempData != null)
{
tempData.Kd = new Vector3(float.Parse(parameters[1]), float.Parse(parameters[2]),
float.Parse(parameters[3]));
}
break;
case "Ks":
if (tempData != null)
{
tempData.Ks = new Vector3(float.Parse(parameters[1]), float.Parse(parameters[2]),
float.Parse(parameters[3]));
}
break;
case "map_Kd":
if (tempData != null)
{
tempData.DiffuseMapFileName = parameters[1];
}
break;
}
}
return(mtlDatas);
}
