tDelta_T.cc - pism - [fork] customized build of PISM, the parallel ice sheet model (tillflux branch)
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       tDelta_T.cc (2095B)
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            1 // Copyright (C) 2011, 2012, 2013, 2014, 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 #include "Delta_T.hh"
           20 #include "pism/coupler/util/ScalarForcing.hh"
           21 
           22 namespace pism {
           23 namespace surface {
           24 
           25 /// -surface ...,delta_T (scalar forcing of ice surface temperatures)
           26 
           27 Delta_T::Delta_T(IceGrid::ConstPtr g, std::shared_ptr<SurfaceModel> in)
           28   : SurfaceModel(g, in) {
           29 
           30   m_forcing.reset(new ScalarForcing(g->ctx(),
           31                                     "surface.delta_T",
           32                                     "delta_T",
           33                                     "Kelvin",
           34                                     "Kelvin",
           35                                     "ice-surface temperature offsets"));
           36 
           37   m_temperature = allocate_temperature(g);
           38 }
           39 
           40 Delta_T::~Delta_T() {
           41   // empty
           42 }
           43 
           44 void Delta_T::init_impl(const Geometry &geometry) {
           45   m_input_model->init(geometry);
           46 
           47   m_log->message(2,
           48                  "* Initializing ice-surface temperature forcing using scalar offsets...\n");
           49 
           50   m_forcing->init();
           51 }
           52 
           53 void Delta_T::update_impl(const Geometry &geometry, double t, double dt) {
           54   m_input_model->update(geometry, t, dt);
           55   m_forcing->update(t, dt);
           56 
           57   m_temperature->copy_from(m_input_model->temperature());
           58   m_temperature->shift(m_forcing->value());
           59 }
           60 
           61 const IceModelVec2S &Delta_T::temperature_impl() const {
           62   return *m_temperature;
           63 }
           64 
           65 } // end of namespace surface
           66 } // end of namespace pism