// ------------------------------------------------------------------------------------------------
// Default constructor
ObjFileImporter::ObjFileImporter()
: m_Buffer()
, m_pRootObject( nullptr )
, m_strAbsPath( "" ) {
DefaultIOSystem io;
m_strAbsPath = io.getOsSeparator();
}
// ------------------------------------------------------------------------------------------------
// Default constructor
ObjFileImporter::ObjFileImporter() :
m_pRootObject(NULL)
{
DefaultIOSystem io;
m_strAbsPath = io.getOsSeparator();
}
// ------------------------------------------------------------------------------------------------
// Default constructor
MTLImporter::MTLImporter() :
m_Buffer(),
m_pRootObject( NULL ),
m_strAbsPath( "" )
{
DefaultIOSystem io;
m_strAbsPath = io.getOsSeparator();
}
// ------------------------------------------------------------------------------------------------
// Obj-file import implementation
void ObjFileImporter::InternReadFile( const std::string& pFile, aiScene* pScene, IOSystem* pIOHandler)
{
DefaultIOSystem io;
// Read file into memory
const std::string mode = "rb";
boost::scoped_ptr<IOStream> file( pIOHandler->Open( pFile, mode));
if (NULL == file.get())
throw new ImportErrorException( "Failed to open file " + pFile + ".");
// Get the filesize and vaslidate it, throwing an exception when failes
size_t fileSize = file->FileSize();
if( fileSize < 16)
throw new ImportErrorException( "OBJ-file is too small.");
// Allocate buffer and read file into it
m_Buffer.resize( fileSize );
const size_t readsize = file->Read(&m_Buffer.front(), sizeof(char), fileSize);
assert (readsize == fileSize);
//
std::string strDirectory(1,io.getOsSeparator()), strModelName;
std::string::size_type pos = pFile.find_last_of(io.getOsSeparator());
if (pos != std::string::npos)
{
strDirectory = pFile.substr(0, pos);
strModelName = pFile.substr(pos+1, pFile.size() - pos - 1);
}
else
{
strModelName = pFile;
}
// parse the file into a temporary representation
ObjFileParser parser(m_Buffer, strDirectory, strModelName, pIOHandler);
// And create the proper return structures out of it
CreateDataFromImport(parser.GetModel(), pScene);
}
