diff options
Diffstat (limited to 'src/modules/uORB/topics/fence.h')
-rw-r--r-- | src/modules/uORB/topics/fence.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/src/modules/uORB/topics/fence.h b/src/modules/uORB/topics/fence.h new file mode 100644 index 000000000..6f16c51cf --- /dev/null +++ b/src/modules/uORB/topics/fence.h @@ -0,0 +1,80 @@ +/**************************************************************************** + * + * Copyright (C) 2012 PX4 Development Team. All rights reserved. + * Author: @author Jean Cyr <jean.m.cyr@gmail.com> + * + * 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 fence.h + * Definition of geofence. + */ + +#ifndef TOPIC_FENCE_H_ +#define TOPIC_FENCE_H_ + +#include <stdint.h> +#include <stdbool.h> +#include "../uORB.h" + +/** + * @addtogroup topics + * @{ + */ + +#define GEOFENCE_MAX_VERTICES 16 + +/** + * This is the position of a geofence vertex + * + */ +struct fence_vertex_s { + // Worst case float precision gives us 2 meter resolution at the equator + float lat; /**< latitude in degrees */ + float lon; /**< longitude in degrees */ +}; + +/** + * This is the position of a geofence + * + */ +struct fence_s { + unsigned count; /**< number of actual vertices */ + struct fence_vertex_s vertices[GEOFENCE_MAX_VERTICES]; +}; + +/** + * @} + */ + +/* register this as object request broker structure */ +ORB_DECLARE(fence); + +#endif |