Esempio n. 1
0
 protected override void CleanUp()
 {
     base.isLoad              = false;
     _modelFilePath           = String.Empty;
     _objectParameterQuantity = null;
     limb = null;
 }
Esempio n. 2
0
        /// <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);
        }
Esempio n. 3
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);
        }