protected override void CleanUp()
{
base.isLoad = false;
_modelFilePath = String.Empty;
_objectParameterQuantity = null;
limb = null;
}
/// <summary>
/// Загрузчик файлов OBJ. Загружает все вершины, нормали и текстурные координаты в Limbs, где каждый limb - 1 под-объект.
/// </summary>
/// <param name="modelFilePath">Путь к файлу модели.</param>
public override Int32 LoadModel(string modelFilePath)
{
_modelFilePath = modelFilePath;
objectCounter();
limbs = new OBJ_Limb[_objectQuantity];
objectParameterCounter();
string modelFile = "";
bool objectCounterTrigger = false;
StreamReader sr_modelFile = new StreamReader(_modelFilePath, Encoding.Default);
for (Int32 i = 0; i < _objectQuantity; ++i)
{
limbs[i] = new OBJ_Limb(_objectParameterQuantity[i, 0],
_objectParameterQuantity[i, 3],
_objectParameterQuantity[i, 2],
_objectParameterQuantity[i, 1]);
Int32 j = 0; //iterator
//trigger for correct work of file reader
bool fileTrigger = false;
//triggers for correct work of iterator j
bool vCounterTrigger = false;
bool vtCounterTrigger = false;
bool vnCounterTrigger = false;
bool fCounterTrigger = false;
while (!sr_modelFile.EndOfStream)
{
#region Parsing file
if (objectCounterTrigger == false)
{
modelFile = sr_modelFile.ReadLine();
}
else
{
objectCounterTrigger = false;
}
if (modelFile.StartsWith("#"))
{
continue;
}
if (modelFile.StartsWith("o ")) // means object name
{
if (fileTrigger == false)
{
limbs[i].objectName = modelFile.Remove(0, 2);
fileTrigger = true;
continue;
}
else
{
break;
}
}
if (modelFile.StartsWith("v ")) // means vertexes of object
{
if (vCounterTrigger == false)
{
j = 0;
vCounterTrigger = true;
}
string[] splittedString = modelFile.Split(' ');
limbs[i].vert[j, 0] = Convert.ToSingle(splittedString[1].Replace('.', ','));
limbs[i].vert[j, 1] = Convert.ToSingle(splittedString[2].Replace('.', ','));
limbs[i].vert[j, 2] = Convert.ToSingle(splittedString[3].Replace('.', ','));
if (j == _objectParameterQuantity[i, 0] - 1)
{
vnCounterTrigger = false;
vtCounterTrigger = false;
fCounterTrigger = false;
}
}
else if (modelFile.StartsWith("vt ")) // means texture vertexes of object
{
if (vtCounterTrigger == false)
{
j = 0;
vtCounterTrigger = true;
}
string[] splittedString = modelFile.Split(' ');
limbs[i].t_vert[j, 0] = Convert.ToSingle(splittedString[1].Replace('.', ','));
limbs[i].t_vert[j, 1] = Convert.ToSingle(splittedString[2].Replace('.', ','));
if (j == _objectParameterQuantity[i, 1] - 1)
{
vnCounterTrigger = false;
vCounterTrigger = false;
fCounterTrigger = false;
}
}
else if (modelFile.StartsWith("vn ")) // means normal vertexex of object
{
if (vnCounterTrigger == false)
{
j = 0;
vnCounterTrigger = true;
}
string[] splittedString = modelFile.Split(' ');
limbs[i].n_vert[j, 0] = Convert.ToSingle(splittedString[1].Replace('.', ','));
limbs[i].n_vert[j, 1] = Convert.ToSingle(splittedString[2].Replace('.', ','));
limbs[i].n_vert[j, 2] = Convert.ToSingle(splittedString[3].Replace('.', ','));
if (j == _objectParameterQuantity[i, 2] - 1)
{
vtCounterTrigger = false;
vCounterTrigger = false;
fCounterTrigger = false;
}
}
else if (modelFile.StartsWith("f ")) // means faces of object (face includes 3 vertexes not 4)
{
if (fCounterTrigger == false)
{
j = 0;
fCounterTrigger = true;
}
string face = modelFile.Remove(0, 2);
string[] splittedString = face.Split(' ');
Int32 sumOfPrevValsOfVertexes = 0; //for de-globalization of vertex counter in faces
Int32 sumOfPrevValsOfTexVertexes = 0; //for de-globalization of texture vertex counter in faces
Int32 sumOfPrevValsOfNormalVertexes = 0; //for de-globalization of normal vertex counter in faces
if (i > 0)
{
for (Int32 l = 0; l < i; l++)
{
sumOfPrevValsOfVertexes += _objectParameterQuantity[l, 0];
sumOfPrevValsOfTexVertexes += _objectParameterQuantity[l, 1];
sumOfPrevValsOfNormalVertexes += _objectParameterQuantity[l, 2];
}
}
foreach (string item in splittedString)
{
string[] splittedItem = item.Split('/');
limbs[i].face[j, 0] = (splittedItem[0] == "") ? 0 : Convert.ToInt32(splittedItem[0]) - sumOfPrevValsOfVertexes;
limbs[i].face[j, 1] = (splittedItem[1] == "") ? 0 : Convert.ToInt32(splittedItem[1]) - sumOfPrevValsOfTexVertexes;
limbs[i].face[j, 2] = (splittedItem[2] == "") ? 0 : Convert.ToInt32(splittedItem[2]) - sumOfPrevValsOfNormalVertexes;
j++;
}
if (j == _objectParameterQuantity[i, 3] - 1)
{
vnCounterTrigger = false;
vtCounterTrigger = false;
vCounterTrigger = false;
}
continue;
}
j++;
#endregion
}
objectCounterTrigger = true;
}
sr_modelFile.Close();
isLoad = true; // загрузка завершена
return(0);
}
/// <summary>
/// Загрузчик файлов OBJ. Загружает все вершины, нормали и текстурные координаты в общий Limb.
/// </summary>
/// <param name="modelFilePath">Путь к файлу модели.</param>
public override Int32 LoadModel(string modelFilePath)
{
_modelFilePath = modelFilePath;
objectParameterCounter();
string modelFile = "";
string[] splittedString = null;
// iterators
uint vCounter = 0, vtCounter = 0, vnCounter = 0, fCounter = 0;
StreamReader sr_modelFile = new StreamReader(_modelFilePath, Encoding.Default);
limb = new OBJ_Limb(_objectParameterQuantity[0], _objectParameterQuantity[3],
_objectParameterQuantity[2], _objectParameterQuantity[1]);
while (!sr_modelFile.EndOfStream)
{
modelFile = sr_modelFile.ReadLine();
#region Parsing file
if (modelFile.StartsWith("#"))
{
continue;
}
if (modelFile.StartsWith("o "))
{
continue;
}
if (modelFile.StartsWith("v ")) // means vertexes of object
{
splittedString = modelFile.Split(' ');
limb.vert[vCounter, 0] = Convert.ToSingle(splittedString[1].Replace('.', ','));
limb.vert[vCounter, 1] = Convert.ToSingle(splittedString[2].Replace('.', ','));
limb.vert[vCounter, 2] = Convert.ToSingle(splittedString[3].Replace('.', ','));
splittedString = null;
vCounter++;
continue;
}
else if (modelFile.StartsWith("vt ")) // means texture vertexes of object
{
splittedString = modelFile.Split(' ');
limb.t_vert[vtCounter, 0] = Convert.ToSingle(splittedString[1].Replace('.', ','));
limb.t_vert[vtCounter, 1] = Convert.ToSingle(splittedString[2].Replace('.', ','));
splittedString = null;
vtCounter++;
continue;
}
else if (modelFile.StartsWith("vn ")) // means normal vertexex of object
{
splittedString = modelFile.Split(' ');
limb.n_vert[vnCounter, 0] = Convert.ToSingle(splittedString[1].Replace('.', ','));
limb.n_vert[vnCounter, 1] = Convert.ToSingle(splittedString[2].Replace('.', ','));
limb.n_vert[vnCounter, 2] = Convert.ToSingle(splittedString[3].Replace('.', ','));
splittedString = null;
vnCounter++;
continue;
}
else if (modelFile.StartsWith("f ")) // means faces of object (face includes 3 vertexes not 4)
{
string[] splittedItem = null;
splittedString = modelFile.Remove(0, 2).Split(' ');
foreach (string item in splittedString)
{
splittedItem = item.Split('/');
limb.face[fCounter, 0] = (splittedItem[0] == "") ? 0 : Convert.ToInt32(splittedItem[0]);
limb.face[fCounter, 1] = (splittedItem[1] == "") ? 0 : Convert.ToInt32(splittedItem[1]);
limb.face[fCounter, 2] = (splittedItem[2] == "") ? 0 : Convert.ToInt32(splittedItem[2]);
splittedItem = null;
fCounter++;
}
continue;
}
#endregion
}
sr_modelFile.Close();
#region Disposing of local vars
vCounter = 0;
vtCounter = 0;
vnCounter = 0;
fCounter = 0;
modelFile = String.Empty;
#endregion
isLoad = true; // загрузка завершена
return(0);
}