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lib: name folders consistently
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Daniel Agar
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############################################################################
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#
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# Copyright (c) 2018 PX4 Development Team. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. Neither the name PX4 nor the names of its contributors may be
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# used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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############################################################################
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px4_add_library(FlightTaskManual
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FlightTaskManual.cpp
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)
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target_link_libraries(FlightTaskManual PUBLIC FlightTask)
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target_include_directories(FlightTaskManual PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
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/****************************************************************************
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*
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* Copyright (c) 2018 PX4 Development Team. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name PX4 nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/**
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* @file FlightTaskManual.cpp
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*/
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#include "FlightTaskManual.hpp"
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#include <mathlib/mathlib.h>
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#include <float.h>
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#include <drivers/drv_hrt.h>
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using namespace matrix;
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using namespace time_literals;
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bool FlightTaskManual::updateInitialize()
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{
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bool ret = FlightTask::updateInitialize();
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_sub_manual_control_setpoint.update();
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const bool sticks_available = _evaluateSticks();
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if (_sticks_data_required) {
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ret = ret && sticks_available;
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}
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return ret;
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}
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bool FlightTaskManual::_evaluateSticks()
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{
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hrt_abstime rc_timeout = (_param_com_rc_loss_t.get() * 1.5f) * 1_s;
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/* Sticks are rescaled linearly and exponentially to [-1,1] */
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if ((_time_stamp_current - _sub_manual_control_setpoint.get().timestamp) < rc_timeout) {
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/* Linear scale */
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_sticks(0) = _sub_manual_control_setpoint.get().x; /* NED x, "pitch" [-1,1] */
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_sticks(1) = _sub_manual_control_setpoint.get().y; /* NED y, "roll" [-1,1] */
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_sticks(2) = -(_sub_manual_control_setpoint.get().z - 0.5f) * 2.f; /* NED z, "thrust" resacaled from [0,1] to [-1,1] */
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_sticks(3) = _sub_manual_control_setpoint.get().r; /* "yaw" [-1,1] */
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/* Exponential scale */
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_sticks_expo(0) = math::expo_deadzone(_sticks(0), _param_mpc_xy_man_expo.get(), _param_mpc_hold_dz.get());
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_sticks_expo(1) = math::expo_deadzone(_sticks(1), _param_mpc_xy_man_expo.get(), _param_mpc_hold_dz.get());
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_sticks_expo(2) = math::expo_deadzone(_sticks(2), _param_mpc_z_man_expo.get(), _param_mpc_hold_dz.get());
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_sticks_expo(3) = math::expo_deadzone(_sticks(3), _param_mpc_yaw_expo.get(), _param_mpc_hold_dz.get());
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// Only switch the landing gear up if the user switched from gear down to gear up.
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// If the user had the switch in the gear up position and took off ignore it
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// until he toggles the switch to avoid retracting the gear immediately on takeoff.
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int8_t gear_switch = _sub_manual_control_setpoint.get().gear_switch;
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if (_gear_switch_old != gear_switch) {
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_applyGearSwitch(gear_switch);
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}
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_gear_switch_old = gear_switch;
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// valid stick inputs are required
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const bool valid_sticks = PX4_ISFINITE(_sticks(0))
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&& PX4_ISFINITE(_sticks(1))
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&& PX4_ISFINITE(_sticks(2))
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&& PX4_ISFINITE(_sticks(3));
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return valid_sticks;
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} else {
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/* Timeout: set all sticks to zero */
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_sticks.zero();
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_sticks_expo.zero();
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_gear.landing_gear = landing_gear_s::GEAR_KEEP;
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return false;
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}
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}
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void FlightTaskManual::_applyGearSwitch(uint8_t gswitch)
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{
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if (gswitch == manual_control_setpoint_s::SWITCH_POS_OFF) {
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_gear.landing_gear = landing_gear_s::GEAR_DOWN;
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}
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if (gswitch == manual_control_setpoint_s::SWITCH_POS_ON) {
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_gear.landing_gear = landing_gear_s::GEAR_UP;
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}
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}
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@@ -0,0 +1,82 @@
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/****************************************************************************
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*
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* Copyright (c) 2018 PX4 Development Team. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
|
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name PX4 nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/**
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* @file FlightTaskManual.hpp
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*
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* Linear and exponential map from stick inputs to range -1 and 1.
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*
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*/
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#pragma once
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#include "FlightTask.hpp"
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#include <uORB/topics/manual_control_setpoint.h>
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class FlightTaskManual : public FlightTask
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{
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public:
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FlightTaskManual() = default;
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virtual ~FlightTaskManual() = default;
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bool applyCommandParameters(const vehicle_command_s &command) override { return FlightTask::applyCommandParameters(command); };
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bool updateInitialize() override;
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protected:
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bool _sticks_data_required = true; /**< let inherited task-class define if it depends on stick data */
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matrix::Vector<float, 4> _sticks; /**< unmodified manual stick inputs */
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matrix::Vector<float, 4> _sticks_expo; /**< modified manual sticks using expo function*/
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int _gear_switch_old = manual_control_setpoint_s::SWITCH_POS_NONE; /**< old switch state*/
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float stickDeadzone() const { return _param_mpc_hold_dz.get(); }
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private:
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bool _evaluateSticks(); /**< checks and sets stick inputs */
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void _applyGearSwitch(uint8_t gswitch); /**< Sets gears according to switch */
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uORB::SubscriptionData<manual_control_setpoint_s> _sub_manual_control_setpoint{ORB_ID(manual_control_setpoint)};
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DEFINE_PARAMETERS_CUSTOM_PARENT(FlightTask,
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(ParamFloat<px4::params::MPC_HOLD_DZ>) _param_mpc_hold_dz, /**< 0-deadzone around the center for the sticks */
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(ParamFloat<px4::params::MPC_XY_MAN_EXPO>)
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_param_mpc_xy_man_expo, /**< ratio of exponential curve for stick input in xy direction */
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(ParamFloat<px4::params::MPC_Z_MAN_EXPO>)
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_param_mpc_z_man_expo, /**< ratio of exponential curve for stick input in z direction */
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(ParamFloat<px4::params::MPC_YAW_EXPO>)
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_param_mpc_yaw_expo, /**< ratio of exponential curve for stick input in yaw for modes except acro */
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(ParamFloat<px4::params::COM_RC_LOSS_T>) _param_com_rc_loss_t /**< time at which commander considers RC lost */
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)
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};
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