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 *   Copyright (c) 2014-2016 PX4 Development Team. All rights reserved.
 *
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 * 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
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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/**
 * @file navigator_params.c
 *
 * Parameters for navigator in general
 *
 * @author Julian Oes <julian@px4.io>
 * @author Thomas Gubler <thomas@px4.io>
 */

/**
 * Loiter radius (FW only)
 *
 * Default value of loiter radius for missions, Hold mode, Return mode, etc. (fixedwing only).
 *
 * @unit m
 * @min 25
 * @max 1000
 * @decimal 1
 * @increment 0.5
 * @group Mission
 */
PARAM_DEFINE_FLOAT(NAV_LOITER_RAD, 50.0f);

/**
 * Acceptance Radius
 *
 * Default acceptance radius, overridden by acceptance radius of waypoint if set.
 * For fixed wing the L1 turning distance is used for horizontal acceptance.
 *
 * @unit m
 * @min 0.05
 * @max 200.0
 * @decimal 1
 * @increment 0.5
 * @group Mission
 */
PARAM_DEFINE_FLOAT(NAV_ACC_RAD, 10.0f);

/**
 * FW Altitude Acceptance Radius
 *
 * Acceptance radius for fixedwing altitude.
 *
 * @unit m
 * @min 0.05
 * @max 200.0
 * @decimal 1
 * @increment 0.5
 * @group Mission
 */
PARAM_DEFINE_FLOAT(NAV_FW_ALT_RAD, 10.0f);

/**
 * FW Altitude Acceptance Radius before a landing
 *
 * Altitude acceptance used for the last waypoint before a fixed-wing landing. This is usually smaller
 * than the standard vertical acceptance because close to the ground higher accuracy is required.
 *
 * @unit m
 * @min 0.05
 * @max 200.0
 * @decimal 1
 * @group Mission
 */
PARAM_DEFINE_FLOAT(NAV_FW_ALTL_RAD, 5.0f);

/**
 * MC Altitude Acceptance Radius
 *
 * Acceptance radius for multicopter altitude.
 *
 * @unit m
 * @min 0.05
 * @max 200.0
 * @decimal 1
 * @increment 0.5
 * @group Mission
 */
PARAM_DEFINE_FLOAT(NAV_MC_ALT_RAD, 0.8f);

/**
 * Set traffic avoidance mode
 *
 * Enabling this will allow the system to respond
 * to transponder data from e.g. ADSB transponders
 *
 * @value 0 Disabled
 * @value 1 Warn only
 * @value 2 Return mode
 * @value 3 Land mode
 * @value 4 Position Hold mode
 *
 * @group Mission
 */
PARAM_DEFINE_INT32(NAV_TRAFF_AVOID, 1);

/**
 * Set NAV TRAFFIC AVOID RADIUS MANNED
 *
 * Defines the Radius where NAV TRAFFIC AVOID is Called
 * For Manned Aviation
 *
 * @unit m
 * @min 500
 *
 * @group Mission
 */
PARAM_DEFINE_FLOAT(NAV_TRAFF_A_RADM, 500);

/**
 * Set NAV TRAFFIC AVOID RADIUS
 *
 * Defines the Radius where NAV TRAFFIC AVOID is Called
 * For Unmanned Aviation
 *
 * @unit m
 * @min 10
 * @max 500
 *
 * @group Mission
 */
PARAM_DEFINE_FLOAT(NAV_TRAFF_A_RADU, 10);

/**
 * Airfield home Lat
 *
 * Latitude of airfield home waypoint
 *
 * @unit deg*1e7
 * @min -900000000
 * @max 900000000
 * @group Data Link Loss
 */
PARAM_DEFINE_INT32(NAV_AH_LAT, -265847810);

/**
 * Airfield home Lon
 *
 * Longitude of airfield home waypoint
 *
 * @unit deg*1e7
 * @min -1800000000
 * @max 1800000000
 * @group Data Link Loss
 */
PARAM_DEFINE_INT32(NAV_AH_LON, 1518423250);

/**
 * Airfield home alt
 *
 * Altitude of airfield home waypoint
 *
 * @unit m
 * @min -50
 * @decimal 1
 * @increment 0.5
 * @group Data Link Loss
 */
PARAM_DEFINE_FLOAT(NAV_AH_ALT, 600.0f);

/**
 * Force VTOL mode takeoff and land
 *
 * @boolean
 * @group Mission
 */
PARAM_DEFINE_INT32(NAV_FORCE_VT, 1);