panoc-direction-update.hpp

Go to the documentation of this file.

#pragma once
 
#include <panoc-alm/util/box.hpp>
 
namespace pa {
 
template <class DirectionProviderT>
struct PANOCDirection {
 
    static void initialize(DirectionProviderT &dp, crvec x₀, crvec x̂₀,
                           crvec p₀, crvec grad₀) = delete;
 
    static bool update(DirectionProviderT &dp, crvec xₖ, crvec xₖ₊₁,
                       crvec pₖ, crvec pₖ₊₁, crvec gradₖ₊₁,
                       const Box &C, real_t γₖ₊₁) = delete;
 
    static bool apply(DirectionProviderT &dp, crvec xₖ, crvec x̂ₖ,
                      crvec pₖ, real_t γ, rvec qₖ) = delete;
 
    static void changed_γ(DirectionProviderT &dp, real_t γₖ,
                          real_t old_γₖ) = delete;
};
 
} // namespace pa