//uses 3 vectors to store x,y,z then combines them at the end to make the full PxVec3
void ModelLoader::LoadVertex(std::string fileLocation)
{
    //clears vector so it doesnt break when loading multiple models
    vertexArray.clear();

    std::ifstream file2;
    file2.open(fileLocation);


    if (!file2.is_open())
        std::cout << "Failed to load vertex data" << std::endl;

    //individual x,y,z values for the vertex arrays
    std::vector<float> x;
    std::vector<float> y;
    std::vector<float> z;

    int counter = 0;

    //grabs each line add places them into a vector to be used later
    while (!file2.eof())
    {
        if (counter == 3)
            counter = 0;

        std::string num;
        file2 >> num;

        switch (counter)
        {
        case 0:
            x.push_back(stof(num));  //converts string to float
            break;
        case 1:
            y.push_back(stof(num));
            break;
        case 2:
            z.push_back(stof(num));
            break;
        default:
            break;
        }
        counter++;
    }
    //adds x,y,z values to the vector to complete to full PxVec3
    for (int i = 0; i < x.size(); i++)
        vertexArray.push_back(PhysicsEngine::PxVec3(x[i], y[i], z[i]));

    file2.close();
}

//uses a char array to grab all values within the filelocation selected
void ModelLoader::LoadTriangles(std::string fileLocation)
{
    //clears vector so it doesnt break when loading multiple models
    triangleArray.clear();

    std::ifstream file;
    file.open(fileLocation);

    if (!file.is_open())
        std::cout << "Failed to load triangle data" << std::endl;


    //creates char array
    char* fileNumber = new char[2];
    int arrayCounter = 0;

    while (!file.eof())
    {
        //grabs next char
        char num;
        file >> num;

        //stops last char being repeated
        if (file.eof())
            break;

        if (num != ',')
        {
            fileNumber[arrayCounter] = num;
            arrayCounter++;
        }
        else
        {
            //converts the char array to an int
            int fullNumber = atoi(fileNumber);
            //adds number to triangles vector
            //std::cout << fullNumber << std::endl;
            triangleArray.push_back((PhysicsEngine::PxU32)fullNumber);
            //resets array for next number
            fileNumber = new char[2];
            arrayCounter = 0;
        }

    }

    //adds the last number to the vector
    int fullNumber = atoi(fileNumber);
    triangleArray.push_back((PhysicsEngine::PxU32)fullNumber);

    delete[] fileNumber;
    file.close();
}