TrajectoryController.h

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/**
 * This file is part of ArmarX.
 *
 * ArmarX is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * ArmarX 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 Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 * @author     Fabian Reister ( fabian dot reister at kit dot edu )
 * @author     Christian R. G. Dreher ( c dot dreher at kit dot edu )
 * @date       2021
 * @copyright  http://www.gnu.org/licenses/gpl-2.0.txt
 *             GNU General Public License
 */
 
#pragma once
 
#include <math.h>
 
#include <cmath>
#include <memory>
 
#include <RobotAPI/libraries/aron/core/data/variant/forward_declarations.h>
 
#include <armarx/navigation/core/Trajectory.h>
#include <armarx/navigation/core/basic_types.h>
#include <armarx/navigation/core/types.h>
#include <armarx/navigation/trajectory_control/global/core.h>
 
namespace armarx::navigation::traj_ctrl::global
{
 
    struct TrajectoryControllerResult
    {
        core::Twist twist;
        core::GlobalTrajectoryPoint dropPoint;
        bool isFinalSegment;
        float currentOrientation;
        float desiredOrientation;
        float orientationError;
        float positionError;
    };
 
    struct TrajectoryControllerParams
    {
        // fixme get rid of these defaults / magic numbers
        core::TwistLimits limits{
            .linear = 500.F, // [mm/s]
            .angular = 2.F * M_PIf32 / 10.F // [rad/s]
        };
 
        virtual ~TrajectoryControllerParams() = default;
 
        virtual Algorithms algorithm() const = 0;
        virtual aron::data::DictPtr toAron() const = 0;
    };
 
    class TrajectoryController
    {
    public:
        TrajectoryController() = default;
        virtual ~TrajectoryController() = default;
 
        virtual TrajectoryControllerResult control(const core::GlobalTrajectory& goal,
                                                   const core::Pose& global_T_robot) = 0;
    };
 
    using TrajectoryControllerPtr = std::shared_ptr<TrajectoryController>;
 
} // namespace armarx::navigation::traj_ctrl::global