GravityModel.h

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#pragma once
 
 
#include <vector>
 
#include "tarch/la/Vector.h"
#include "tarch/logging/Log.h"
#include "tarch/multicore/BooleanSemaphore.h"
 
 
namespace applications {
  namespace exahype2 {
    namespace euler {
      namespace sphericalaccretion {
        void initialiseOverdensity_topHat(
          double* __restrict__ Q,
          const tarch::la::Vector<Dimensions, double>& x,
          double                                       topHatRadius,
          double                                       additionalMass,
          double                                       baselineDensity,
          double                                       baselinePressure,
          double                                       gamma
        );
 
 
        void initialiseHomogeneousDensity(
          double* __restrict__ Q, double baselineDensity, double baselinePressure, double gamma
        );
 
 
        void initialiseOverdensity_Gaussian(
          double* __restrict__ Q,
          const tarch::la::Vector<Dimensions, double>& x,
          double                                       topHatRadius,
          double                                       additionalMass,
          double                                       baselineDensity,
          double                                       baselinePressure,
          double                                       gamma
        );
 
 
        void initialiseOverdensity_bumpFunction(
          double* __restrict__ Q,
          const tarch::la::Vector<Dimensions, double>& x,
          double                                       topHatRadius,
          double                                       additionalMass,
          double                                       baselineDensity,
          double                                       baselinePressure,
          double                                       gamma
        );
 
 
        void initialiseOverdensity_hyperbolicSecant(
          double* __restrict__ Q,
          const tarch::la::Vector<Dimensions, double>& x,
          double                                       topHatRadius,
          double                                       additionalMass,
          double                                       baselineDensity,
          double                                       baselinePressure,
          double                                       gamma
        );
 
 
        void addGravitationalSource_AlphaCDM(
          double* __restrict__ S,
          const tarch::la::Vector<Dimensions, double>& x,
          const double* __restrict__ Q,
          double mass,
          double aInitial,
          double t
        );
      } // namespace sphericalaccretion
    }   // namespace euler
  }     // namespace exahype2
} // namespace applications