STLReader.cpp

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// ==============================================================================================
// Microflow 3D, http://www.microflow.pwr.edu.pl/
// Created by Roman Szafran on 25.03.19.
// Copyright (c) 2019 Wroclaw University of Science and Technology.
// Distributed under the Apache License, Version 2.0. You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0 or see accompanying file license.txt.
// Redistributions of source code must retain the above copyright and license notice.
// ==============================================================================================

#include "STLReader.h"


MF::RW::STLReaderTyti::STLReaderTyti(const std::string& FileName, bool verbose) {

    // Check the file existence
    std::ifstream isFile(FileName);
    if (!isFile.good())
        throw std::runtime_error(FileName + " - File not found!");
    // Reading .stl file.
    stlGrid = tyti::stl::read<float>(FileName);
    std::cout << "Grid from " << FileName << " has been read successfully ----> " << stlGrid.first.header << std::endl;
    // If verbose is true, the stl file content is displayed
    if (verbose) {
        std::cout << "solid " << stlGrid.first.header << std::endl;
        for (size_t i = 0; i < stlGrid.first.normals.size(); ++i) {
            std::cout << "\tfacet normal "
                      << " " << stlGrid.first.normals[i].data[0] << " "
                      << " " << stlGrid.first.normals[i].data[1] << " "
                      << " " << stlGrid.first.normals[i].data[2] << " "
                      << "\n";

            std::cout << "\t\touter loop\n";
            for (int j : {0, 1, 2}) {
                std::cout << "\t\t\tvertex"
                          << " " << stlGrid.first.vertices[3 * i + j].data[0] << " "
                          << " " << stlGrid.first.vertices[3 * i + j].data[1] << " "
                          << " " << stlGrid.first.vertices[3 * i + j].data[2] << " "
                          << "\n";
            }
            std::cout << "\t\tendloop\n"
                      << "\tendfacet\n";
        }
        std::cout << "endsolid " << stlGrid.first.header << "\n";
    }
}