LBKPIECE1.h

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/* Author: Ioan Sucan */
 
#ifndef OMPL_GEOMETRIC_PLANNERS_KPIECE_LBKPIECE1_
#define OMPL_GEOMETRIC_PLANNERS_KPIECE_LBKPIECE1_
 
#include "ompl/geometric/planners/PlannerIncludes.h"
#include "ompl/geometric/planners/kpiece/Discretization.h"
 
namespace ompl
{
    namespace geometric
    {
        class LBKPIECE1 : public base::Planner
        {
        public:
            LBKPIECE1(const base::SpaceInformationPtr &si);
 
            ~LBKPIECE1() override;
 
            void setProjectionEvaluator(const base::ProjectionEvaluatorPtr &projectionEvaluator)
            {
                projectionEvaluator_ = projectionEvaluator;
            }
 
            void setProjectionEvaluator(const std::string &name)
            {
                projectionEvaluator_ = si_->getStateSpace()->getProjection(name);
            }
 
            const base::ProjectionEvaluatorPtr &getProjectionEvaluator() const
            {
                return projectionEvaluator_;
            }
 
            void setRange(double distance)
            {
                maxDistance_ = distance;
            }
 
            double getRange() const
            {
                return maxDistance_;
            }
            void setBorderFraction(double bp)
            {
                dStart_.setBorderFraction(bp);
                dGoal_.setBorderFraction(bp);
            }
 
            double getBorderFraction() const
            {
                return dStart_.getBorderFraction();
            }
 
            void setMinValidPathFraction(double fraction)
            {
                minValidPathFraction_ = fraction;
            }
 
            double getMinValidPathFraction() const
            {
                return minValidPathFraction_;
            }
 
            void setup() override;
 
            base::PlannerStatus solve(const base::PlannerTerminationCondition &ptc) override;
            void clear() override;
 
            void getPlannerData(base::PlannerData &data) const override;
 
        protected:
            class Motion
            {
            public:
                Motion() = default;
 
                Motion(const base::SpaceInformationPtr &si)
                  : state(si->allocState())
                {
                }
 
                ~Motion() = default;
 
                const base::State *root{nullptr};
 
                base::State *state{nullptr};
 
                Motion *parent{nullptr};
 
                bool valid{false};
 
                std::vector<Motion *> children;
            };
 
            void freeMotion(Motion *motion);
 
            void removeMotion(Discretization<Motion> &disc, Motion *motion);
 
            bool isPathValid(Discretization<Motion> &disc, Motion *motion, base::State *temp);
 
            base::StateSamplerPtr sampler_;
 
            base::ProjectionEvaluatorPtr projectionEvaluator_;
 
            Discretization<Motion> dStart_;
 
            Discretization<Motion> dGoal_;
 
            double minValidPathFraction_{0.5};
 
            double maxDistance_{0.};
 
            RNG rng_;
 
            std::pair<base::State *, base::State *> connectionPoint_{nullptr, nullptr};
        };
    }
}
 
#endif