summaryrefslogtreecommitdiff
path: root/src/Collapse/include/gudhi/Flag_complex_edge_collapser.h
diff options
context:
space:
mode:
authorROUVREAU Vincent <vincent.rouvreau@inria.fr>2020-11-18 08:03:56 +0100
committerROUVREAU Vincent <vincent.rouvreau@inria.fr>2020-11-18 08:03:56 +0100
commit8b7a25482dfd9c38825e022d5f95135f0aade738 (patch)
treee986157f9921aa261a58c8d812f2802cab248310 /src/Collapse/include/gudhi/Flag_complex_edge_collapser.h
parentd33eaa80b7c337fde11bb5db60df79fbc81fb483 (diff)
parentad5d38986542715e0a0518537afaadcda71d9c49 (diff)
merge master and resolve conflicts
Diffstat (limited to 'src/Collapse/include/gudhi/Flag_complex_edge_collapser.h')
-rw-r--r--src/Collapse/include/gudhi/Flag_complex_edge_collapser.h6
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 {