Daniel Agar
6 years ago
committed by
Lorenz Meier
2 changed files with 20 additions and 66 deletions
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/****************************************************************************
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* |
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* Copyright (c) 2012-2015 PX4 Development Team. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* 3. Neither the name PX4 nor the names of its contributors may be |
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* used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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****************************************************************************/ |
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/**
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* @file drv_irlock.h |
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* |
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* IR-Lock device API |
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**/ |
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#pragma once |
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#include <stdint.h> |
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#include <sys/ioctl.h> |
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#include "drv_sensor.h" // include sensor driver interfaces |
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#define IRLOCK_BASE_DEVICE_PATH "/dev/irlock" |
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#define IRLOCK0_DEVICE_PATH "/dev/irlock0" |
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#define IRLOCK_OBJECTS_MAX 5 /** up to 5 objects can be detected/reported **/ |
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struct irlock_target_s { |
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uint16_t signature; /** target signature **/ |
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float pos_x; /** x-axis distance from center of image to center of target in units of tan(theta) **/ |
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float pos_y; /** y-axis distance from center of image to center of target in units of tan(theta) **/ |
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float size_x; /** size of target along x-axis in units of tan(theta) **/ |
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float size_y; /** size of target along y-axis in units of tan(theta) **/ |
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}; |
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/** irlock_s structure returned from read calls **/ |
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struct irlock_s { |
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uint64_t timestamp; /** microseconds since system start **/ |
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uint8_t num_targets; |
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struct irlock_target_s targets[IRLOCK_OBJECTS_MAX]; |
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}; |
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