countGlobalCells: put non-template code in separate compile unit

opm/simulators/flow/countGlobalCells.cpp

@@ -0,0 +1,50 @@
+/*
+  Copyright 2013, 2015 SINTEF ICT, Applied Mathematics.
+  Copyright 2014, 2015 Dr. Blatt - HPC-Simulation-Software & Services
+  Copyright 2014, 2015 Statoil ASA.
+  Copyright 2015 NTNU
+  Copyright 2015 IRIS AS
+
+  This file is part of the Open Porous Media project (OPM).
+
+  OPM is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  OPM is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "countGlobalCells.hpp"
+
+#include <cassert>
+
+namespace Opm {
+namespace detail {
+
+std::vector<int> buildAllCells(const int nc) {
+    std::vector<int> all_cells(nc);
+    std::iota(all_cells.begin(), all_cells.end(), 0);
+    return all_cells;
+}
+
+double getGravity(const double* g, const int dim) {
+    double grav = 0.0;
+    if (g) {
+        // Guard against gravity in anything but last dimension.
+        for (int dd = 0; dd < dim - 1; ++dd) {
+            assert(g[dd] == 0.0);
+        }
+        grav = g[dim - 1];
+    }
+    return grav;
+}
+
+} // namespace detail
+} // namespace Opm