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/* This file is part of the Gudhi Library. The Gudhi library
* (Geometric Understanding in Higher Dimensions) is a generic C++
* library for computational topology.
*
* Author(s): Vincent Rouvreau
*
* Copyright (C) 2015 INRIA Saclay (France)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define BOOST_TEST_MODULE alpha_complex
#include <boost/test/included/unit_test.hpp>
#include <boost/system/error_code.hpp>
#include <boost/chrono/thread_clock.hpp>
// to construct a Delaunay_triangulation from a OFF file
#include "gudhi/Delaunay_triangulation_off_io.h"
#include "gudhi/Alpha_complex.h"
#include <cmath> // float comparison
// Use dynamic_dimension_tag for the user to be able to set dimension
typedef CGAL::Epick_d< CGAL::Dynamic_dimension_tag > K;
typedef CGAL::Delaunay_triangulation<K> T;
// The triangulation uses the default instantiation of the
// TriangulationDataStructure template parameter
BOOST_AUTO_TEST_CASE( S4_100_OFF_file ) {
// ----------------------------------------------------------------------------
//
// Init of an alpha-complex from a OFF file
//
// ----------------------------------------------------------------------------
std::string off_file_name("S4_100.off");
std::cout << "========== OFF FILE NAME = " << off_file_name << " ==========" << std::endl;
Gudhi::alphacomplex::Alpha_complex alpha_complex_from_file(off_file_name);
const int DIMENSION = 4;
std::cout << "alpha_complex_from_file.dimension()=" << alpha_complex_from_file.dimension() << std::endl;
BOOST_CHECK(alpha_complex_from_file.dimension() == DIMENSION);
const int NUMBER_OF_VERTICES = 100;
std::cout << "alpha_complex_from_file.num_vertices()=" << alpha_complex_from_file.num_vertices() << std::endl;
BOOST_CHECK(alpha_complex_from_file.num_vertices() == NUMBER_OF_VERTICES);
const int NUMBER_OF_SIMPLICES = 6879;
std::cout << "alpha_complex_from_file.num_simplices()=" << alpha_complex_from_file.num_simplices() << std::endl;
BOOST_CHECK(alpha_complex_from_file.num_simplices() == NUMBER_OF_SIMPLICES);
}
BOOST_AUTO_TEST_CASE( S8_10_OFF_file ) {
// ----------------------------------------------------------------------------
//
// Init of an alpha-complex from a OFF file
//
// ----------------------------------------------------------------------------
std::string off_file_name("S8_10.off");
std::cout << "========== OFF FILE NAME = " << off_file_name << " ==========" << std::endl;
Gudhi::alphacomplex::Alpha_complex alpha_complex_from_file(off_file_name);
const int DIMENSION = 8;
std::cout << "alpha_complex_from_file.dimension()=" << alpha_complex_from_file.dimension() << std::endl;
BOOST_CHECK(alpha_complex_from_file.dimension() == DIMENSION);
const int NUMBER_OF_VERTICES = 10;
std::cout << "alpha_complex_from_file.num_vertices()=" << alpha_complex_from_file.num_vertices() << std::endl;
BOOST_CHECK(alpha_complex_from_file.num_vertices() == NUMBER_OF_VERTICES);
const int NUMBER_OF_SIMPLICES = 1007;
std::cout << "alpha_complex_from_file.num_simplices()=" << alpha_complex_from_file.num_simplices() << std::endl;
BOOST_CHECK(alpha_complex_from_file.num_simplices() == NUMBER_OF_SIMPLICES);
}
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