Constant.cc

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/*
 * (C) Copyright 2020 UCAR
 *
 * This software is licensed under the terms of the Apache Licence Version 2.0
 * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
 */
 
#include <string>
 
#include "ufo/predictors/Constant.h"
 
#include "ioda/ObsSpace.h"
 
namespace ufo {
 
static PredictorMaker<Constant> makerFuncConstant_("constant");
 
// -----------------------------------------------------------------------------
 
Constant::Constant(const Parameters_ & parameters, const oops::Variables & vars)
  : PredictorBase(parameters, vars) {
}
 
// -----------------------------------------------------------------------------
 
void Constant::compute(const ioda::ObsSpace & odb,
                       const GeoVaLs &,
                       const ObsDiagnostics &,
                       ioda::ObsVector & out) const {
  const std::size_t nlocs = out.nlocs();
  const std::size_t nvars = out.nvars();
  for (std::size_t jloc = 0; jloc < nlocs; ++jloc) {
    for (std::size_t jvar = 0; jvar < nvars; ++jvar) {
      out[jloc*nvars+jvar] = 1.0;
    }
  }
}
 
// -----------------------------------------------------------------------------
 
}  // namespace ufo