root / scout / libscout / src / LinesensorControl.h @ 2237e1f0
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1 | 1034f829 | Alex | /**
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2 | * Copyright (c) 2011 Colony Project
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3 | *
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4 | * Permission is hereby granted, free of charge, to any person
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5 | * obtaining a copy of this software and associated documentation
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6 | * files (the "Software"), to deal in the Software without
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7 | * restriction, including without limitation the rights to use,
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8 | * copy, modify, merge, publish, distribute, sublicense, and/or sell
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9 | * copies of the Software, and to permit persons to whom the
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10 | * Software is furnished to do so, subject to the following
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11 | * conditions:
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12 | *
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13 | * The above copyright notice and this permission notice shall be
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14 | * included in all copies or substantial portions of the Software.
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15 | *
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16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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17 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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18 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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19 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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20 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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21 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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22 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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23 | * OTHER DEALINGS IN THE SOFTWARE.
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24 | */
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25 | |||
26 | /**
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27 | * @file LinesensorControl.h
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28 | * @brief Contains line follwing sensor declarations and functions
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29 | *
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30 | * @author Colony Project, CMU Robotics Club
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31 | * @author Alex Zirbel
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32 | */
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33 | |||
34 | #ifndef _LINESENSOR_CONTROL_H_
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35 | #define _LINESENSOR_CONTROL_H_
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36 | |||
37 | #include <ros/ros.h> |
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38 | #include <linesensor/query_linesensor.h> |
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39 | |||
40 | #include "constants.h" |
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41 | |||
42 | class LinesensorControl |
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43 | { |
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44 | public:
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45 | /** Set up the encoders class and prepare to communicate over ROS */
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46 | LinesensorControl(const ros::NodeHandle& libscout_node,
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47 | std::string scoutname); |
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48 | |||
49 | /** Use ROS to get the current readings. */
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50 | 5866cb38 | Alex | std::vector<uint32_t> query(); |
51 | 1034f829 | Alex | |
52 | 5d0687a9 | Priya | /** Get line position */
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53 | double readline();
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54 | |||
55 | ae21730e | Priya | /** Check if we are at an intersecetion */
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56 | af7e0f94 | Alex | bool fullline(std::vector<uint32_t> readings);
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57 | |||
58 | /** Check if we are at the destination for a maze
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59 | * (a special line pattern) */
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60 | bool destination(std::vector<uint32_t> readings);
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61 | 5d0687a9 | Priya | |
62 | 1034f829 | Alex | private:
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63 | /* ROS publisher and client declaration */
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64 | ros::ServiceClient query_client; |
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65 | ros::NodeHandle node; |
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66 | }; |
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67 | |||
68 | #endif /* _LINESENSOR_CONTORL_H_ */ |