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| author | cjamin <cjamin@636b058d-ea47-450e-bf9e-a15bfbe3eedb> | 2016-05-31 16:09:46 +0000 |
|---|---|---|
| committer | cjamin <cjamin@636b058d-ea47-450e-bf9e-a15bfbe3eedb> | 2016-05-31 16:09:46 +0000 |
| commit | bb56631552ff8cf431d2286470223f7394cb2846 (patch) | |
| tree | bf45bcc0cc2d4813fb5c59f6e0c44fb7a72e267a /src/Subsampling/test | |
| parent | 29cf10daf5e6f2674ccb1491716754a4e5f98cc2 (diff) | |
Farthest points (from Siargey)
git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/subsampling_and_spatialsearching@1230 636b058d-ea47-450e-bf9e-a15bfbe3eedb
Former-commit-id: 3093bfd41948fecf5f6ccb2d1d77546c12e628f4
Diffstat (limited to 'src/Subsampling/test')
| -rw-r--r-- | src/Subsampling/test/CMakeLists.txt | 22 | ||||
| -rw-r--r-- | src/Subsampling/test/landmarking.cpp | 47 |
2 files changed, 69 insertions, 0 deletions
diff --git a/src/Subsampling/test/CMakeLists.txt b/src/Subsampling/test/CMakeLists.txt new file mode 100644 index 00000000..3a45c685 --- /dev/null +++ b/src/Subsampling/test/CMakeLists.txt @@ -0,0 +1,22 @@ +cmake_minimum_required(VERSION 2.6) +project(GUDHILandmarkingTest) + +# Landmarking test +if(CGAL_FOUND) + if (NOT CGAL_VERSION VERSION_LESS 4.8.0) + message(STATUS "CGAL version: ${CGAL_VERSION}.") + + find_package(Eigen3 3.1.0) + if (EIGEN3_FOUND) + message(STATUS "Eigen3 version: ${EIGEN3_VERSION}.") + include( ${EIGEN3_USE_FILE} ) + include_directories (BEFORE "../../include") + + add_executable( landmarking_UT landmarking.cpp ) + else() + message(WARNING "Eigen3 not found. Version 3.1.0 is required for Landmarking feature.") + endif() + else() + message(WARNING "CGAL version: ${CGAL_VERSION} is too old to compile Landmarking feature. Version 4.8.0 is required.") + endif () +endif() diff --git a/src/Subsampling/test/landmarking.cpp b/src/Subsampling/test/landmarking.cpp new file mode 100644 index 00000000..3131c798 --- /dev/null +++ b/src/Subsampling/test/landmarking.cpp @@ -0,0 +1,47 @@ +// #ifdef _DEBUG +// # define TBB_USE_THREADING_TOOL +// #endif + +#include <gudhi/Landmark_choice_by_random_point.h> +#include <gudhi/Landmark_choice_by_farthest_point.h> +#include <vector> +#include <iterator> + +#include <CGAL/Epick_d.h> + + +int main() { + typedef CGAL::Epick_d<CGAL::Dynamic_dimension_tag> K; + typedef typename K::FT FT; + typedef typename K::Point_d Point_d; + + std::vector<Point_d> vect; + vect.push_back(Point_d(std::vector<FT>({0,0,0,0}))); + vect.push_back(Point_d(std::vector<FT>({0,0,0,1}))); + vect.push_back(Point_d(std::vector<FT>({0,0,1,0}))); + vect.push_back(Point_d(std::vector<FT>({0,0,1,1}))); + vect.push_back(Point_d(std::vector<FT>({0,1,0,0}))); + vect.push_back(Point_d(std::vector<FT>({0,1,0,1}))); + vect.push_back(Point_d(std::vector<FT>({0,1,1,0}))); + vect.push_back(Point_d(std::vector<FT>({0,1,1,1}))); + vect.push_back(Point_d(std::vector<FT>({1,0,0,0}))); + vect.push_back(Point_d(std::vector<FT>({1,0,0,1}))); + vect.push_back(Point_d(std::vector<FT>({1,0,1,0}))); + vect.push_back(Point_d(std::vector<FT>({1,0,1,1}))); + vect.push_back(Point_d(std::vector<FT>({1,1,0,0}))); + vect.push_back(Point_d(std::vector<FT>({1,1,0,1}))); + vect.push_back(Point_d(std::vector<FT>({1,1,1,0}))); + vect.push_back(Point_d(std::vector<FT>({1,1,1,1}))); + + + std::vector<Point_d> landmarks; + Gudhi::landmark_choice_by_random_point(vect, 5, std::back_inserter(landmarks)); + std::cout << "landmark vector contains: "; + for (auto l: landmarks) + std::cout << l << "\n"; + + landmarks.clear(); + K k; + Gudhi::landmark_choice_by_farthest_point(k, vect, 16, std::back_inserter(landmarks)); + +} |