File weights.h

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#ifndef COSMOINTERFACE_DEFINITIONS_DEFECTSMODULE_WEIGHTS_H
#define COSMOINTERFACE_DEFINITIONS_DEFECTSMODULE_WEIGHTS_H

/* This file is part of CosmoLattice, available at www.cosmolattice.net .
 *   Copyright Daniel G. Figueroa, Adrien Florio, Francisco Torrenti and Wessel Valkenburg.
 *   Released under the MIT license, see LICENSE.md. */

// File info: Main contributor(s): Jorge Baeza-Ballesteros,  Year: 2026

#include "TempLat/util/exception.h"
#include "CosmoInterface/evolvers/evolver.h"

namespace TempLat
{

  class Weights
  {
  public:
    // Put public methods here. These should change very little over time.

    Weights() = delete;

    template <typename Model> static auto weightScalarSinglet(Model &model)
    {
      return 4 * Potential::potential(model) *
             heaviside(1 - sqrt(Total(i, 0_c, Model::Ns - 1, pow<2>(model.fldS(i));))) /
             model.resolutionPreservingFactor;
    }

    template <typename Model> static auto weightComplexScalar(Model &model)
    {
      return 4 * Potential::potential(model) * heaviside(0.5f - norm2(model.fldCS(0_c))) /
             model.resolutionPreservingFactor;
    }
  };

} // namespace TempLat

#endif