diff options
Diffstat (limited to 'example/Tangential_complex')
-rw-r--r-- | example/Tangential_complex/CMakeLists.txt | 20 | ||||
-rw-r--r-- | example/Tangential_complex/example_basic.cpp | 46 | ||||
-rw-r--r-- | example/Tangential_complex/example_with_perturb.cpp | 53 |
3 files changed, 0 insertions, 119 deletions
diff --git a/example/Tangential_complex/CMakeLists.txt b/example/Tangential_complex/CMakeLists.txt deleted file mode 100644 index af0dac51..00000000 --- a/example/Tangential_complex/CMakeLists.txt +++ /dev/null @@ -1,20 +0,0 @@ -project(Tangential_complex_examples) - -if (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.8.1) - add_executable( Tangential_complex_example_basic example_basic.cpp ) - target_link_libraries(Tangential_complex_example_basic ${CGAL_LIBRARY}) - add_executable( Tangential_complex_example_with_perturb example_with_perturb.cpp ) - target_link_libraries(Tangential_complex_example_with_perturb ${CGAL_LIBRARY}) - if (TBB_FOUND) - target_link_libraries(Tangential_complex_example_basic ${TBB_LIBRARIES}) - target_link_libraries(Tangential_complex_example_with_perturb ${TBB_LIBRARIES}) - endif(TBB_FOUND) - - add_test(NAME Tangential_complex_example_basic - COMMAND $<TARGET_FILE:Tangential_complex_example_basic>) - add_test(NAME Tangential_complex_example_with_perturb - COMMAND $<TARGET_FILE:Tangential_complex_example_with_perturb>) - - install(TARGETS Tangential_complex_example_basic DESTINATION bin) - install(TARGETS Tangential_complex_example_with_perturb DESTINATION bin) -endif(NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.8.1) diff --git a/example/Tangential_complex/example_basic.cpp b/example/Tangential_complex/example_basic.cpp deleted file mode 100644 index 4f2b859e..00000000 --- a/example/Tangential_complex/example_basic.cpp +++ /dev/null @@ -1,46 +0,0 @@ -#include <gudhi/Tangential_complex.h> -#include <gudhi/sparsify_point_set.h> - -#include <CGAL/Epick_d.h> -#include <CGAL/Random.h> - -#include <array> -#include <vector> - -namespace tc = Gudhi::tangential_complex; - -typedef CGAL::Epick_d<CGAL::Dynamic_dimension_tag> Kernel; -typedef Kernel::FT FT; -typedef Kernel::Point_d Point; -typedef Kernel::Vector_d Vector; -typedef tc::Tangential_complex< -Kernel, CGAL::Dynamic_dimension_tag, -CGAL::Parallel_tag> TC; - -int main(void) { - const int INTRINSIC_DIM = 2; - const int AMBIENT_DIM = 3; - const int NUM_POINTS = 1000; - - Kernel k; - - // Generate points on a 2-sphere - CGAL::Random_points_on_sphere_d<Point> generator(AMBIENT_DIM, 3.); - std::vector<Point> points; - points.reserve(NUM_POINTS); - for (int i = 0; i < NUM_POINTS; ++i) - points.push_back(*generator++); - - // Compute the TC - TC tc(points, INTRINSIC_DIM, k); - tc.compute_tangential_complex(); - - // Export the TC into a Simplex_tree - Gudhi::Simplex_tree<> stree; - tc.create_complex(stree); - - // Display stats about inconsistencies - tc.number_of_inconsistent_simplices(true); // verbose - - return 0; -} diff --git a/example/Tangential_complex/example_with_perturb.cpp b/example/Tangential_complex/example_with_perturb.cpp deleted file mode 100644 index d0d877ea..00000000 --- a/example/Tangential_complex/example_with_perturb.cpp +++ /dev/null @@ -1,53 +0,0 @@ -#include <gudhi/Tangential_complex.h> -#include <gudhi/sparsify_point_set.h> - -#include <CGAL/Epick_d.h> -#include <CGAL/Random.h> - -#include <array> -#include <vector> - -namespace subsampl = Gudhi::subsampling; -namespace tc = Gudhi::tangential_complex; - -typedef CGAL::Epick_d<CGAL::Dimension_tag < 3 >> Kernel; -typedef Kernel::FT FT; -typedef Kernel::Point_d Point; -typedef Kernel::Vector_d Vector; -typedef tc::Tangential_complex< -Kernel, CGAL::Dimension_tag<2>, -CGAL::Parallel_tag> TC; - -int main(void) { - const int INTRINSIC_DIM = 2; - const int AMBIENT_DIM = 3; - const int NUM_POINTS = 50; - - Kernel k; - - // Generate points on a 2-sphere - CGAL::Random_points_on_sphere_d<Point> generator(AMBIENT_DIM, 3.); - std::vector<Point> points; - points.reserve(NUM_POINTS); - for (int i = 0; i < NUM_POINTS; ++i) - points.push_back(*generator++); - - // Sparsify the point set - std::vector<Point> sparsified_points; - subsampl::sparsify_point_set(k, points, 0.1 * 0.1, - std::back_inserter(sparsified_points)); - sparsified_points.swap(points); - - // Compute the TC - TC tc(points, INTRINSIC_DIM, k); - tc.compute_tangential_complex(); - - // Try to fix inconsistencies. Give it 10 seconds to succeed - tc.fix_inconsistencies_using_perturbation(0.05, 10); - - // Export the TC into a Simplex_tree - Gudhi::Simplex_tree<> stree; - tc.create_complex(stree); - - return 0; -} |