Andreas Fabri afabri
afabri
/ mpz_cpp_int.cpp
Last active
May 2, 2024 09:00
Speed difference between mpz_int and cpp_int for function convert_to<std::string>
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| #include <boost/multiprecision/cpp_int.hpp> | |
| #include <boost/multiprecision/gmp.hpp> | |
| #include <chrono> | |
| #include <iostream> | |
| #include <string> | |
| template <typename Number> | |
| void fct(const std::string& forth) | |
| { | |
| const auto start{ std::chrono::steady_clock::now() }; |
afabri
/ radius_of_inscribed_circle.cpp
Created
March 11, 2024 14:33
Radius of inscribed circle in a simple polygon
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| #include <iostream> | |
| #include <fstream> | |
| #include <cassert> | |
| #include <string> | |
| // define the kernel | |
| #include <CGAL/Exact_predicates_inexact_constructions_kernel.h> | |
| typedef CGAL::Exact_predicates_inexact_constructions_kernel Kernel; | |
| typedef Kernel::Segment_2 Segment_2; |
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| #include <CGAL/Exact_predicates_exact_constructions_kernel.h> | |
| #include <CGAL/Polyhedron_3.h> | |
| #include <CGAL/boost/graph/IO/STL.h> | |
| #include <CGAL/Polygon_mesh_processing/orientation.h> | |
| typedef CGAL::Exact_predicates_inexact_constructions_kernel C_Kernel; | |
| typedef CGAL::Polyhedron_3<C_Kernel> C_Polyhedron; | |
| int main() | |
| { |
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| cmake_minimum_required(VERSION 3.1...3.23) | |
| project(Stroman) | |
| # CGAL and its components | |
| find_package(CGAL REQUIRED) | |
| create_single_source_cgal_program("readVTK.cpp") | |
| find_package(VTK QUIET COMPONENTS vtkCommonCore vtkIOCore vtkIOLegacy vtkIOXML vtkFiltersCore vtkFiltersSources) | |
| if (VTK_FOUND) |
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| #include <CGAL/Surface_mesh.h> | |
| #include <CGAL/Simple_cartesian.h> | |
| typedef CGAL::Simple_cartesian<double> K; | |
| typedef K::Point_3 Point_3; | |
| typedef CGAL::Surface_mesh<Point_3> Surface_mesh; | |
| int main() | |
| { | |
| Surface_mesh sm; |
afabri
/ boost-mp-operator-eigen-VC2017bug.cpp
Created
March 20, 2023 07:14
Minimal code showing a compilation problem for boost multiprecision and operator, combined with Eigen on VC2017
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| #include <boost/operators.hpp> | |
| #include <boost/multiprecision/cpp_int.hpp> | |
| #include <Eigen/Dense> | |
| // Quotient | |
| template <class NT_> | |
| class Toto | |
| : boost::additive2 < Toto<NT_>, NT_ > | |
| { |
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| #include <boost/multiprecision/cpp_int.hpp> | |
| typedef boost::multiprecision::cpp_rational Rat; | |
| struct E { | |
| Rat rat; | |
| E(const Rat& rat) | |
| : rat(rat) | |
| {} | |
| }; |
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| // Created by Dominik Krupke on 14.11.22. | |
| // | |
| #include <vector> | |
| #include <iterator> | |
| #include <iostream> | |
| #include <CGAL/Exact_predicates_exact_constructions_kernel.h> | |
| #include <CGAL/Boolean_set_operations_2.h> | |
| #include <CGAL/Point_2.h> | |
| #include <CGAL/Polygon_2.h> |
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| #include <CGAL/Simple_cartesian.h> | |
| #include <CGAL/Surface_mesh.h> | |
| #include <CGAL/boost/graph/IO/PLY.h> | |
| #include <CGAL/Surface_mesh/IO/PLY.h> | |
| #include <CGAL/boost/graph/generators.h> | |
| #include <CGAL/IO/Color.h> | |
| #include <iostream> | |
| #include <fstream> |
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| #include <CGAL/Exact_predicates_inexact_constructions_kernel.h> | |
| #include <CGAL/Exact_predicates_exact_constructions_kernel.h> | |
| #include <CGAL/Constrained_Delaunay_triangulation_2.h> | |
| #include <CGAL/Constrained_triangulation_plus_2.h> | |
| #include <CGAL/Timer.h> | |
| #include <cassert> | |
| #include <iostream> |
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