tNull.cc - pism - [fork] customized build of PISM, the parallel ice sheet model (tillflux branch)
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       tNull.cc (1817B)
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            1 /* Copyright (C) 2015, 2016, 2017, 2018 PISM Authors
            2  *
            3  * This file is part of PISM.
            4  *
            5  * PISM is free software; you can redistribute it and/or modify it under the
            6  * terms of the GNU General Public License as published by the Free Software
            7  * Foundation; either version 3 of the License, or (at your option) any later
            8  * version.
            9  *
           10  * PISM is distributed in the hope that it will be useful, but WITHOUT ANY
           11  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
           12  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
           13  * details.
           14  *
           15  * You should have received a copy of the GNU General Public License
           16  * along with PISM; if not, write to the Free Software
           17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
           18  */
           19 
           20 #include "BedDef.hh"
           21 #include "pism/util/IceGrid.hh"
           22 #include "pism/util/pism_utilities.hh"
           23 #include "pism/util/MaxTimestep.hh"
           24 
           25 namespace pism {
           26 namespace bed {
           27 
           28 Null::Null(IceGrid::ConstPtr g)
           29   : BedDef(g) {
           30   // empty
           31 }
           32 
           33 void Null::init_impl(const InputOptions &opts, const IceModelVec2S &ice_thickness,
           34                      const IceModelVec2S &sea_level_elevation) {
           35   m_log->message(2,
           36              "* Initializing the dummy (no-op) bed deformation model...\n");
           37 
           38   BedDef::init_impl(opts, ice_thickness, sea_level_elevation);
           39 
           40   m_uplift.set(0.0);
           41 }
           42 
           43 MaxTimestep Null::max_timestep_impl(double t) const {
           44   (void) t;
           45   return MaxTimestep("bed_def none");
           46 }
           47 
           48 void Null::update_impl(const IceModelVec2S &ice_thickness,
           49                        const IceModelVec2S &sea_level_elevation,
           50                        double t, double dt) {
           51   (void) ice_thickness;
           52   (void) sea_level_elevation;
           53   (void) t;
           54   (void) dt;
           55   // This model does not update bed topography or bed uplift.
           56 }
           57 
           58 } // end of namespace bed
           59 } // end of namespace pism