ControlAllocationPseudoInverse.hpp
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/****************************************************************************
*
* Copyright (c) 2019 PX4 Development Team. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file ControlAllocationPseudoInverse.hpp
*
* Simple Control Allocation Algorithm
*
* It computes the pseudo-inverse of the effectiveness matrix
* Actuator saturation is handled by simple clipping, do not
* expect good performance in case of actuator saturation.
*
* @author Julien Lecoeur <julien.lecoeur@gmail.com>
*/
#pragma once
#include "ControlAllocation.hpp"
class ControlAllocationPseudoInverse: public ControlAllocation
{
public:
ControlAllocationPseudoInverse() = default;
virtual ~ControlAllocationPseudoInverse() = default;
virtual void allocate() override;
virtual void setEffectivenessMatrix(const matrix::Matrix<float, NUM_AXES, NUM_ACTUATORS> &effectiveness,
const matrix::Vector<float, NUM_ACTUATORS> &actuator_trim, int num_actuators) override;
protected:
matrix::Matrix<float, NUM_ACTUATORS, NUM_AXES> _mix;
bool _mix_update_needed{false};
/**
* Recalculate pseudo inverse if required.
*
*/
void updatePseudoInverse();
};