Method loadTetFile

Utils/TetGenLoader.cpp:11–109

Call this function to load a model from a *.tet file

// Call this function to load a model from a *.tet file
void TetGenLoader::loadTetFile(const std::string &filename, std::vector<Vector3r>& vertices, std::vector<unsigned int>& tets)
{
	LOG_INFO << "Loading " << filename;

	// variables
	size_t i, num_materials, num_vertices, num_tetras, num_triangles;
	Real value;
	string line, label;
	stringstream sStream;
	// try to open the file
	ifstream fin(filename.c_str());
	if(!fin)
	{
		LOG_ERR << "'" + filename + "' file not found.";
		return;
	}

	// load tet version 1.2
	getline(fin, line);
	sStream << line;
	sStream >> label; // tet
	sStream >> label; // version
	sStream >> value;
	sStream.clear();
	// load number of materials
	getline(fin, line); // num_materials x
	sStream << line;
	sStream >> label;
	sStream >> num_materials;
	sStream.clear();
	// load number of vertices
	getline(fin, line); // num_vertices x
	sStream << line;
	sStream >> label;
	sStream >> num_vertices;
	sStream.clear();
	// reverse the order of the vertices
	vertices.resize(num_vertices);
	//// read number of tetraeders
	getline(fin, line); // num_tetras x
	sStream << line;
	sStream >> label;
	sStream >> num_tetras;
	sStream.clear();
	tets.resize(4*num_tetras);

	// read number of triangles
	getline(fin, line); // num_triangles x
	sStream << line;
	sStream >> label;
	sStream >> num_triangles;
	sStream.clear();

	// skip materials
	getline(fin, line);
	for(i = 0; i < num_materials; ++i)
		getline(fin, line);
	// skip the VERTICES label