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真实环境点云/深度图仿真(支持CUDA)

1 依赖:

ROS; OpenCV; PCL; yaml-cpp

sudo apt-get install libyaml-cpp-dev

2 编译:

git clone --depth 1 https://github.com/TJU-Aerial-Robotics/SensorSimulator
catkin build

3 运行:

source devel/setup.bash
# CPU版本 (已弃用)
rosrun sensor_simulator sensor_simulator
# GPU版本
rosrun sensor_simulator sensor_simulator_cuda

传感器参数以及点云环境修改见config,重要参数说明:

# 一些话题
odom_topic: "/sim/odom"
depth_topic: "/depth_image"
lidar_topic: "/lidar_points"
# 使用点云地图还是随机地图
random_map: true
# 点云地图文件
ply_file:
# 随机地图配置  
maze_type: 5   # 1: 溶洞 2: 柱子 3:迷宫 5:森林(也需设置树的点云文件) 6:房间

如果使用点云地图,可下载我们收集的一个树林的示例: 谷歌云盘

4 仿真位置发布:

cd src/sensor_simulator
python sim_odom.py

cd src/sensor_simulator
rviz -d rviz.rviz

5 其他工具:

点云裁剪、滤波预处理:cloudcompare软件

6.1 DEMO:

cpu 版本 (i7-9700): 深度图0.02s, 点云0.01s

gpu 版本 (GTX3060): 深度图0.001s, 点云0.001s

GPU版资源占用(开30HZ): Demo GIF

6.2 示例场景

Image 1

1. realworld forest

Image 2

2. realworld building

Image 3

3. 3D perlin

Image 4

4. random forest

Image 5

5. random room

Image 6

6. random maze

6.3 GIF DEMO

Demo GIF

more environments are coming...

注释:

  1. CPU版本地图有边界(可选择复制地图几份,已弃用),GPU版本无边界(推荐)

acknowledgment

部分地图(3D perlin, random maze)生成基于: https://github.com/HKUST-Aerial-Robotics/mockamap

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Sensor Simulator of Depth and Lidar (CUDA Support)

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