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// Copyright (c) 2017, Joseph Mirabel
// Authors: Joseph Mirabel (joseph.mirabel@laas.fr)
//
// This file is part of hpp-manipulation.
// hpp-manipulation is free software: you can redistribute it
// and/or modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation, either version
// 3 of the License, or (at your option) any later version.
//
// hpp-manipulation is distributed in the hope that it will be
// useful, but WITHOUT ANY WARRANTY; without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Lesser Public License for more details. You should have
// received a copy of the GNU Lesser General Public License along with
// hpp-manipulation. If not, see <http://www.gnu.org/licenses/>.
#ifndef HPP_MANIPULATION_STEERING_METHOD_CROSS_STATE_OPTIMIZATION_HH
# define HPP_MANIPULATION_STEERING_METHOD_CROSS_STATE_OPTIMIZATION_HH
# include <hpp/core/steering-method.hh>
# include <hpp/manipulation/config.hh>
# include <hpp/manipulation/fwd.hh>
# include <hpp/manipulation/problem.hh>
# include <hpp/manipulation/steering-method/fwd.hh>
namespace hpp {
namespace manipulation {
namespace steeringMethod {
class HPP_MANIPULATION_DLLAPI CrossStateOptimization :
public core::SteeringMethod
{
public:
static CrossStateOptimizationPtr_t create (const Problem& problem);
/// \warning core::Problem will be casted to Problem
static CrossStateOptimizationPtr_t createFromCore
(const core::Problem& problem);
core::SteeringMethodPtr_t copy () const;
protected:
CrossStateOptimization (const Problem& problem) :
core::SteeringMethod (problem),
problem_ (problem)
{}
CrossStateOptimization (const CrossStateOptimization& other) :
core::SteeringMethod (other),
problem_ (other.problem_),
weak_ ()
{}
core::PathPtr_t impl_compute (ConfigurationIn_t q1, ConfigurationIn_t q2) const;
void init (CrossStateOptimizationWkPtr_t weak)
{
core::SteeringMethod::init (weak);
weak_ = weak;
}
private:
struct Data;
/// Step 1 of the algorithm
/// \return whether the max depth was reached.
bool findTransitions (Data& data) const;
/// Step 2 of the algorithm
graph::Edges_t getTransitionList (Data& data, const std::size_t& i) const;
/// A pointer to the problem
const Problem& problem_;
/// Weak pointer to itself
CrossStateOptimizationWkPtr_t weak_;
}; // class CrossStateOptimization
} // namespace steeringMethod
} // namespace manipulation
} // namespace hpp
#endif // HPP_MANIPULATION_STEERING_METHOD_CROSS_STATE_OPTIMIZATION_HH