diff options
Diffstat (limited to 'src/Collapse/include/gudhi/Flag_complex_edge_collapser.h')
-rw-r--r-- | src/Collapse/include/gudhi/Flag_complex_edge_collapser.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/Collapse/include/gudhi/Flag_complex_edge_collapser.h b/src/Collapse/include/gudhi/Flag_complex_edge_collapser.h index b6b7f7c1..713c6608 100644 --- a/src/Collapse/include/gudhi/Flag_complex_edge_collapser.h +++ b/src/Collapse/include/gudhi/Flag_complex_edge_collapser.h @@ -18,6 +18,7 @@ #include <boost/iterator/iterator_facade.hpp> #include <Eigen/Sparse> +#include <Eigen/src/Core/util/Macros.h> // for EIGEN_VERSION_AT_LEAST #ifdef GUDHI_USE_TBB #include <tbb/parallel_sort.h> @@ -34,6 +35,11 @@ #include <iterator> // for std::inserter #include <type_traits> // for std::decay +// Make compilation fail - required for external projects - https://github.com/GUDHI/gudhi-devel/issues/10 +#if !EIGEN_VERSION_AT_LEAST(3,1,0) +# error Edge Collapse is only available for Eigen3 >= 3.1.0 +#endif + namespace Gudhi { namespace collapse { |