Program Listing for File mls_interpolation.hpp

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#ifndef PCMS_FIELD_EVALUATOR_MLS_INTERPOLATION_HPP
#define PCMS_FIELD_EVALUATOR_MLS_INTERPOLATION_HPP

#include <Omega_h_array.hpp>

namespace pcms
{
// Forward declaration — full definition is in pcms/localization/adj_search.hpp
struct SupportResults;

enum class RadialBasisFunction
{
  RBF_GAUSSIAN = 0,
  RBF_C4,
  RBF_CONST,
  NO_OP,
  RBF_MULTIQUADRIC,
  RBF_INVMULTIQUADRIC,
  RBF_THINPLATESPLINE,
  RBF_CUBIC
};

Omega_h::Write<Omega_h::Real> mls_interpolation(
  const Omega_h::Reals source_values, const Omega_h::Reals source_coordinates,
  const Omega_h::Reals target_coordinates, const SupportResults& support,
  const Omega_h::LO& dim, const Omega_h::LO& degree, RadialBasisFunction bf,
  double lambda = 0, double tol = 1e-6, double decay_factor = 5.0);

} // namespace pcms
#endif // PCMS_FIELD_EVALUATOR_MLS_INTERPOLATION_HPP