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Diffstat (limited to 'apps/systemlib/airspeed.h')
-rw-r--r-- | apps/systemlib/airspeed.h | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/apps/systemlib/airspeed.h b/apps/systemlib/airspeed.h deleted file mode 100644 index def53f0c1..000000000 --- a/apps/systemlib/airspeed.h +++ /dev/null @@ -1,90 +0,0 @@ -/**************************************************************************** - * - * Copyright (C) 2012-2013 PX4 Development Team. All rights reserved. - * Author: 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 - * 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 airspeed.h - * Airspeed estimation declarations - * - * @author Lorenz Meier <lm@inf.ethz.ch> - * - */ - -#ifndef AIRSPEED_H_ -#define AIRSPEED_H_ - -#include "math.h" -#include "conversions.h" - - __BEGIN_DECLS - - /** - * Calculate indicated airspeed. - * - * Note that the indicated airspeed is not the true airspeed because it - * lacks the air density compensation. Use the calc_true_airspeed functions to get - * the true airspeed. - * - * @param total_pressure pressure inside the pitot/prandtl tube - * @param static_pressure pressure at the side of the tube/airplane - * @return indicated airspeed in m/s - */ - __EXPORT float calc_indicated_airspeed(float differential_pressure); - - /** - * Calculate true airspeed from indicated airspeed. - * - * Note that the true airspeed is NOT the groundspeed, because of the effects of wind - * - * @param speed_indicated current indicated airspeed - * @param pressure_ambient pressure at the side of the tube/airplane - * @param temperature_celsius air temperature in degrees celcius - * @return true airspeed in m/s - */ - __EXPORT float calc_true_airspeed_from_indicated(float speed_indicated, float pressure_ambient, float temperature_celsius); - - /** - * Directly calculate true airspeed - * - * Note that the true airspeed is NOT the groundspeed, because of the effects of wind - * - * @param total_pressure pressure inside the pitot/prandtl tube - * @param static_pressure pressure at the side of the tube/airplane - * @param temperature_celsius air temperature in degrees celcius - * @return true airspeed in m/s - */ - __EXPORT float calc_true_airspeed(float total_pressure, float static_pressure, float temperature_celsius); - -__END_DECLS - -#endif |