X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/f927e5f98477c1422eab8a7c9640d2717a14ead1..8e70d54a095cd7779a53c7a164f775f7a37b29e5:/src/kernel/lmm/bmf.hpp

diff --git a/src/kernel/lmm/bmf.hpp b/src/kernel/lmm/bmf.hpp
index ce0458a366..3bebff17d9 100644
--- a/src/kernel/lmm/bmf.hpp
+++ b/src/kernel/lmm/bmf.hpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2004-2022. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2004-2023. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -7,8 +7,12 @@
 #define SIMGRID_KERNEL_LMM_BMF_HPP
 
 #include "src/kernel/lmm/System.hpp"
+#include "xbt/config.hpp"
+
+#include <set>
 
 #ifdef __clang__
+// Ignore deprecation warnings with Eigen < 4.0 (see https://gitlab.com/libeigen/eigen/-/issues/1850)
 #pragma clang diagnostic push
 #pragma clang diagnostic ignored "-Wdeprecated-declarations"
 #endif
@@ -19,9 +23,7 @@
 
 #include <unordered_set>
 
-namespace simgrid {
-namespace kernel {
-namespace lmm {
+namespace simgrid::kernel::lmm {
 
 /** @brief Generate all combinations of valid allocation */
 class XBT_PUBLIC AllocationGenerator {
@@ -74,6 +76,12 @@ private:
  * @endrst
  */
 class XBT_PUBLIC BmfSolver {
+  inline static simgrid::config::Flag<int> cfg_bmf_max_iteration{
+      "bmf/max-iterations", "Maximum number of steps to be performed while searching for a BMF allocation", 1000};
+
+  inline static simgrid::config::Flag<double> cfg_bmf_precision{
+      "bmf/precision", {"precision/bmf"}, "Numerical precision used when computing resource sharing", 1E-12};
+
 public:
   /**
    * @brief Instantiate the BMF solver
@@ -196,7 +204,7 @@ private:
   std::set<std::vector<int>> allocations_; //!< set of already tested allocations, since last identified loop
   AllocationGenerator gen_;
   static constexpr int NO_RESOURCE = -1;                    //!< flag to indicate player has selected no resource
-  int max_iteration_;                                       //!< number maximum of iterations of BMF algorithm
+  int max_iteration_               = cfg_bmf_max_iteration; //!< number maximum of iterations of BMF algorithm
 };
 
 /**
@@ -278,8 +286,6 @@ private:
   std::unordered_map<const Constraint*, int> cnst2idx_; //!< Conversely map constraint to index
 };
 
-} // namespace lmm
-} // namespace kernel
-} // namespace simgrid
+} // namespace simgrid::kernel::lmm
 
 #endif