log-residual-cost.hpp

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#pragma once
 
#include "./composite-costs.hpp"
 
namespace aligator {
 
template <typename Scalar> struct LogResidualCostTpl : CostAbstractTpl<Scalar> {
  ALIGATOR_DYNAMIC_TYPEDEFS(Scalar);
  using CostDataAbstract = CostDataAbstractTpl<Scalar>;
  using Data = CompositeCostDataTpl<Scalar>;
  using StageFunction = StageFunctionTpl<Scalar>;
  using Base = CostAbstractTpl<Scalar>;
  using Manifold = ManifoldAbstractTpl<Scalar>;
 
  VectorXs barrier_weights_;
  shared_ptr<StageFunction> residual_;
 
  LogResidualCostTpl(shared_ptr<Manifold> space,
                     shared_ptr<StageFunction> function,
                     const ConstVectorRef &scale);
 
  LogResidualCostTpl(shared_ptr<Manifold> space,
                     shared_ptr<StageFunction> function, const Scalar scale);
 
  void evaluate(const ConstVectorRef &x, const ConstVectorRef &u,
                CostDataAbstract &data) const;
 
  void computeGradients(const ConstVectorRef &x, const ConstVectorRef &u,
                        CostDataAbstract &data) const;
 
  void computeHessians(const ConstVectorRef &, const ConstVectorRef &,
                       CostDataAbstract &data) const;
 
  shared_ptr<CostDataAbstract> createData() const {
    return std::make_shared<Data>(this->ndx(), this->nu,
                                  residual_->createData());
  }
};
 
extern template struct LogResidualCostTpl<context::Scalar>;
 
} // namespace aligator
 
#include "./log-residual-cost.hxx"