/****************************************************************************
 *
 *   Copyright (C) 2008-2013 PX4 Development Team. All rights reserved.
 *   Author: Samuel Zihlmann <samuezih@ee.ethz.ch>
 *   		 Lorenz Meier <lm@inf.ethz.ch>
 *
 * 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
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/*
 * @file flow_position_estimator_params.h
 * 
 * Parameters for position estimator
 */

#include <systemlib/param/param.h>

struct flow_position_estimator_params {
	float minimum_liftoff_thrust;
	float sonar_upper_lp_threshold;
	float sonar_lower_lp_threshold;
	int debug;
};

struct flow_position_estimator_param_handles {
	param_t minimum_liftoff_thrust;
	param_t sonar_upper_lp_threshold;
	param_t sonar_lower_lp_threshold;
	param_t debug;
};

/**
 * Initialize all parameter handles and values
 *
 */
int parameters_init(struct flow_position_estimator_param_handles *h);

/**
 * Update all parameters
 *
 */
int parameters_update(const struct flow_position_estimator_param_handles *h, struct flow_position_estimator_params *p);