mirror of
https://github.com/ArduPilot/ardupilot
synced 2025-01-04 23:18:28 -04:00
64 lines
2.0 KiB
C++
64 lines
2.0 KiB
C++
/*
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <AP_Param/AP_Param.h>
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#include <AP_Mission/AP_Mission.h>
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/// @class AP_Landing
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/// @brief Class managing ArduPlane landing methods
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class AP_Landing
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{
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public:
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// constructor
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AP_Landing(AP_Mission &_mission) :
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mission(_mission) {
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AP_Param::setup_object_defaults(this, var_info);
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}
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static const struct AP_Param::GroupInfo var_info[];
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// Flag to indicate if we have landed.
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// Set land_complete if we are within 2 seconds distance or within 3 meters altitude of touchdown
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bool complete;
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// Flag to indicate if we have triggered pre-flare. This occurs when we have reached LAND_PF_ALT
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bool pre_flare;
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// are we in auto and flight mode is approach || pre-flare || final (flare)
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bool in_progress;
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// calculated approach slope during auto-landing: ((prev_WP_loc.alt - next_WP_loc.alt)*0.01f - aparm.land_flare_sec * sink_rate) / get_distance(prev_WP_loc, next_WP_loc)
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float slope;
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// same as land_slope but sampled once before a rangefinder changes the slope. This should be the original mission planned slope
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float initial_slope;
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// landing altitude offset (meters)
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float alt_offset;
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// once landed, post some landing statistics to the GCS
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bool post_stats;
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// have we checked for an auto-land?
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bool checked_for_autoland;
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private:
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AP_Mission &mission;
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};
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