lidar code for ROC318
Dependencies: BufferedSerial mbed
rplidar/rplidar.h@0:0791d48ee421, 2018-10-19 (annotated)
- Committer:
- BenRJG
- Date:
- Fri Oct 19 17:42:05 2018 +0000
- Revision:
- 0:0791d48ee421
Imported lidar code
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
BenRJG | 0:0791d48ee421 | 1 | /* |
BenRJG | 0:0791d48ee421 | 2 | * RoboPeak RPLIDAR Driver for Arduino |
BenRJG | 0:0791d48ee421 | 3 | * RoboPeak.com |
BenRJG | 0:0791d48ee421 | 4 | * |
BenRJG | 0:0791d48ee421 | 5 | * Copyright (c) 2014, RoboPeak |
BenRJG | 0:0791d48ee421 | 6 | * All rights reserved. |
BenRJG | 0:0791d48ee421 | 7 | * |
BenRJG | 0:0791d48ee421 | 8 | * Redistribution and use in source and binary forms, with or without modification, |
BenRJG | 0:0791d48ee421 | 9 | * are permitted provided that the following conditions are met: |
BenRJG | 0:0791d48ee421 | 10 | * |
BenRJG | 0:0791d48ee421 | 11 | * 1. Redistributions of source code must retain the above copyright notice, |
BenRJG | 0:0791d48ee421 | 12 | * this list of conditions and the following disclaimer. |
BenRJG | 0:0791d48ee421 | 13 | * |
BenRJG | 0:0791d48ee421 | 14 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
BenRJG | 0:0791d48ee421 | 15 | * this list of conditions and the following disclaimer in the documentation |
BenRJG | 0:0791d48ee421 | 16 | * and/or other materials provided with the distribution. |
BenRJG | 0:0791d48ee421 | 17 | * |
BenRJG | 0:0791d48ee421 | 18 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY |
BenRJG | 0:0791d48ee421 | 19 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
BenRJG | 0:0791d48ee421 | 20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT |
BenRJG | 0:0791d48ee421 | 21 | * SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
BenRJG | 0:0791d48ee421 | 22 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT |
BenRJG | 0:0791d48ee421 | 23 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
BenRJG | 0:0791d48ee421 | 24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
BenRJG | 0:0791d48ee421 | 25 | * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
BenRJG | 0:0791d48ee421 | 26 | * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
BenRJG | 0:0791d48ee421 | 27 | * |
BenRJG | 0:0791d48ee421 | 28 | */ |
BenRJG | 0:0791d48ee421 | 29 | |
BenRJG | 0:0791d48ee421 | 30 | #pragma once |
BenRJG | 0:0791d48ee421 | 31 | #include "mbed.h" |
BenRJG | 0:0791d48ee421 | 32 | #include "inc/rptypes.h" |
BenRJG | 0:0791d48ee421 | 33 | #include "inc/rplidar_cmd.h" |
BenRJG | 0:0791d48ee421 | 34 | #include "../BufferedSerial/BufferedSerial.h" |
BenRJG | 0:0791d48ee421 | 35 | struct RPLidarMeasurement |
BenRJG | 0:0791d48ee421 | 36 | { |
BenRJG | 0:0791d48ee421 | 37 | float distance; |
BenRJG | 0:0791d48ee421 | 38 | float angle; |
BenRJG | 0:0791d48ee421 | 39 | uint8_t quality; |
BenRJG | 0:0791d48ee421 | 40 | bool startBit; |
BenRJG | 0:0791d48ee421 | 41 | }; |
BenRJG | 0:0791d48ee421 | 42 | |
BenRJG | 0:0791d48ee421 | 43 | class RPLidar |
BenRJG | 0:0791d48ee421 | 44 | { |
BenRJG | 0:0791d48ee421 | 45 | public: |
BenRJG | 0:0791d48ee421 | 46 | enum { |
BenRJG | 0:0791d48ee421 | 47 | RPLIDAR_SERIAL_BAUDRATE = 115200, |
BenRJG | 0:0791d48ee421 | 48 | RPLIDAR_DEFAULT_TIMEOUT = 500, |
BenRJG | 0:0791d48ee421 | 49 | }; |
BenRJG | 0:0791d48ee421 | 50 | |
BenRJG | 0:0791d48ee421 | 51 | RPLidar(); |
BenRJG | 0:0791d48ee421 | 52 | ~RPLidar(); |
BenRJG | 0:0791d48ee421 | 53 | |
BenRJG | 0:0791d48ee421 | 54 | // open the given serial interface and try to connect to the RPLIDAR |
BenRJG | 0:0791d48ee421 | 55 | //bool begin(BufferedSerial &serialobj); |
BenRJG | 0:0791d48ee421 | 56 | void begin(BufferedSerial &serialobj); |
BenRJG | 0:0791d48ee421 | 57 | // close the currently opened serial interface |
BenRJG | 0:0791d48ee421 | 58 | void end(); |
BenRJG | 0:0791d48ee421 | 59 | |
BenRJG | 0:0791d48ee421 | 60 | // check whether the serial interface is opened |
BenRJG | 0:0791d48ee421 | 61 | // bool isOpen(); |
BenRJG | 0:0791d48ee421 | 62 | |
BenRJG | 0:0791d48ee421 | 63 | // ask the RPLIDAR for its health info |
BenRJG | 0:0791d48ee421 | 64 | u_result getHealth(rplidar_response_device_health_t & healthinfo, _u32 timeout = RPLIDAR_DEFAULT_TIMEOUT); |
BenRJG | 0:0791d48ee421 | 65 | |
BenRJG | 0:0791d48ee421 | 66 | // ask the RPLIDAR for its device info like the serial number |
BenRJG | 0:0791d48ee421 | 67 | u_result getDeviceInfo(rplidar_response_device_info_t & info, _u32 timeout = RPLIDAR_DEFAULT_TIMEOUT); |
BenRJG | 0:0791d48ee421 | 68 | |
BenRJG | 0:0791d48ee421 | 69 | // stop the measurement operation |
BenRJG | 0:0791d48ee421 | 70 | u_result stop(); |
BenRJG | 0:0791d48ee421 | 71 | |
BenRJG | 0:0791d48ee421 | 72 | // start the measurement operation |
BenRJG | 0:0791d48ee421 | 73 | u_result startScan(bool force = true, _u32 timeout = RPLIDAR_DEFAULT_TIMEOUT*2); |
BenRJG | 0:0791d48ee421 | 74 | |
BenRJG | 0:0791d48ee421 | 75 | // wait for one sample point to arrive |
BenRJG | 0:0791d48ee421 | 76 | u_result waitPoint(_u32 timeout = RPLIDAR_DEFAULT_TIMEOUT); |
BenRJG | 0:0791d48ee421 | 77 | u_result _sendCommand(_u8 cmd, const void * payload, size_t payloadsize); |
BenRJG | 0:0791d48ee421 | 78 | // retrieve currently received sample point |
BenRJG | 0:0791d48ee421 | 79 | int Data[360]; |
BenRJG | 0:0791d48ee421 | 80 | int ang,dis; |
BenRJG | 0:0791d48ee421 | 81 | int angMin,angMax; |
BenRJG | 0:0791d48ee421 | 82 | void setAngle(int min,int max); |
BenRJG | 0:0791d48ee421 | 83 | void get_lidar(); |
BenRJG | 0:0791d48ee421 | 84 | const RPLidarMeasurement & getCurrentPoint() |
BenRJG | 0:0791d48ee421 | 85 | { |
BenRJG | 0:0791d48ee421 | 86 | return _currentMeasurement; |
BenRJG | 0:0791d48ee421 | 87 | } |
BenRJG | 0:0791d48ee421 | 88 | |
BenRJG | 0:0791d48ee421 | 89 | protected: |
BenRJG | 0:0791d48ee421 | 90 | // u_result _sendCommand(_u8 cmd, const void * payload, size_t payloadsize); |
BenRJG | 0:0791d48ee421 | 91 | u_result _waitResponseHeader(rplidar_ans_header_t * header, _u32 timeout); |
BenRJG | 0:0791d48ee421 | 92 | |
BenRJG | 0:0791d48ee421 | 93 | protected: |
BenRJG | 0:0791d48ee421 | 94 | BufferedSerial * _bined_serialdev; |
BenRJG | 0:0791d48ee421 | 95 | RPLidarMeasurement _currentMeasurement; |
BenRJG | 0:0791d48ee421 | 96 | }; |