WLSApproximant_fwd.hpp

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#ifndef MEDUSA_BITS_APPROXIMATIONS_WLSAPPROXIMANT_FWD_HPP_
#define MEDUSA_BITS_APPROXIMATIONS_WLSAPPROXIMANT_FWD_HPP_
 
#include <medusa/Config.hpp>
#include <Eigen/Core>
 
namespace mm {
 
template <typename basis_t>
class WLSApproximant {
  public:
    typedef typename basis_t::scalar_t scalar_t;  
    typedef typename basis_t::vector_t vector_t;  
 
  private:
    basis_t basis_;  
    vector_t point_;  
    std::vector<vector_t> support_;  
    scalar_t scale_;   
    Eigen::Matrix<scalar_t, Eigen::Dynamic, 1> coefficients_;  
    scalar_t residual_;   
 
  public:
    WLSApproximant(const basis_t& basis, const vector_t& point,
                   const std::vector<vector_t>& support, scalar_t scale,
                   const Eigen::Matrix<scalar_t, Eigen::Dynamic, 1>& coefficients,
                   scalar_t residual = NaN);
 
    scalar_t operator()(const vector_t& point) const;
 
    template <typename operator_t>
    scalar_t operator()(const vector_t& point, const operator_t& op) const;
 
    const basis_t& basis() const { return basis_; }
    const vector_t& point() const { return point_; }
    scalar_t scale() const { return scale_; }
    const Eigen::Matrix<scalar_t, Eigen::Dynamic, 1>& coefficients() const { return coefficients_; }
    scalar_t residual() const { return residual_; }
};
 
}  // namespace mm
 
#endif  // MEDUSA_BITS_APPROXIMATIONS_WLSAPPROXIMANT_FWD_HPP_