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docs: fix typos or markdown format
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mickeyouyou authored and xiaoxq committed Feb 17, 2020
1 parent f4396c6 commit 14f83bd
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|`/apollo/sensor/camera/front_6mm/image` | 确保能正常输出数据,帧率稳定在15HZ左右 |
|`/apollo/sensor/camera/front_12mm/image` | 确保能正常输出数据,帧率稳定在15HZ左右 |
|`/tf`| 确保能正常输出数据 |
|`/tf_static` | 确保能正常输出数据 |
|`/tf_static` | 确保能正常输出数据 |
4. 使用如下命令启动perception模块,使用`cyber_monitor`查看`/apollo/perception/obstacles`是否正常输出,并在dreamview上查看障碍物信息:
5. 使用如下命令启动perception模块,使用`cyber_monitor`查看`/apollo/perception/obstacles`是否正常输出,并在dreamview上查看障碍物信息:
```
budaoshi@in_dev_docker:/apollo$ cyber_launch start modules/perception/production/launch/perception_camera.launch
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bash apollo.sh build_gpu
bash scripts/bootstrap.sh

####2. 在浏览器中打开(http://localhost:8888), 选择`dev_kit`并选择相应高精地图,在Module Controller标签页启动GPS、Localization、Radar、Transform模块。
#### 2. 在浏览器中打开(http://localhost:8888), 选择`dev_kit`并选择相应高精地图,在Module Controller标签页启动GPS、Localization、Radar、Transform模块。

![lidar_adaptation_dreamview1](images/lidar_adaptation_dreamview1.jpeg)

####3. 用以下命令启动激光雷达
#### 3. 用以下命令启动激光雷达

budaoshi@in_dev_docker:/apollo$ cyber_launch start modules/drivers/velodyne/launch/velodyne16.launch

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|`/tf`|确保能正常输出数据|
|`/tf_static`|确保能正常输出数据|

####5. 使用如下命令启动perception模块,使用`cyber_monitor`查看`/apollo/perception/obstacles`是否正常输出,并在dreamview上查看障碍物信息:
#### 5. 使用如下命令启动perception模块,使用`cyber_monitor`查看`/apollo/perception/obstacles`是否正常输出,并在dreamview上查看障碍物信息:

budaoshi@in_dev_docker:/apollo$ cyber_launch start modules/perception/production/launch/perception.launch

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Expand Up @@ -184,11 +184,11 @@ budaoshi@in_dev_docker:/apollo/modules/tools/sensor_calibration$ python extract_
![lidar_calibration_point_cloud](images/lidar_calibration_point_cloud.png)

- 在ubuntu系统下,可以使用`pcl-tools`工具查看点云文件
sudo apt-get update
sudo apt-get install pcl-tools
pcl_viewer xxx.pcd

```bash
sudo apt-get update
sudo apt-get install pcl-tools
pcl_viewer xxx.pcd
```
**Lidar-GNSS标定外参文件**

确认邮件得到的外参文件合理后,将邮件发送的外参文件的`rotation``translation`的值替换掉`modules/calibration/data/ch/velodyne_params/velodyne16_novatel_extrinsics.yaml`中对应的`rotation``translation`值。注意不要修改`frame_id`

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