**所以当遇到找不到可执行文件的错误,第一步先 printenv AMENT_PREFIX_PATH(这句指令也可以替换为 ros2 pkg prefix 功能包名字) 看看有没有自己的功能包路径没有则检查 source 了没,install 目录下是否有这个功能包,有则继续检查第二步,打开对应路径AMENT_PREFIX_PATH/lib/package_nam
配置:Ubuntu20.04 ; Python ;ROS2 foxy ; opencv ;电脑相机 or Intel-D435相机 与传统的传输列表、字符串msg不同(定义消息类型直接发送即可),利用ros2传输图像需要把图像frame转为image类型的msg。 流程如下: opencv或者realsense获取得到的图像(frame)--> np.array --> msg消息类型(利用CvBridge) 1. 利用电脑...
您可以通过要求colcon将Python3_EXECUTABLE参数传递给CMake来解决此问题，使用shell中的$VIRTUAL_ENV环境变...
您可以通过要求colcon将Python3_EXECUTABLE参数传递给CMake来解决此问题，使用shell中的$VIRTUAL_ENV环境变...
if (!loadBehaviorTree(bt_xml_filename)) { RCLCPP_ERROR( get_logger(), "BT file not found: %s. Navigation canceled.", bt_xml_filename.c_str()); action_server_->terminate_current(); return; } RosTopicLogger topic_logger(client_node_, tree_); std::shared_ptr<Action::Feedback> feed...
But fear not: there will be mechanisms in place to allow ROS 2 code to coexist with existing ROS code. At the very least, there will be translation relays that will support run-time interactions between the two systems. And it is possible that there will be library shims that will allow...
新建python文件 touch my_cpp_py_pkg/module_to_import.py touch scripts/py_listener.py module_to_import.py内容如下: def listener_write(data) : my_open = open("/tmp/my_write.txt", 'w') #打开/tmp路径下的my_write.txt文件,采用写入模式 ...
if the code for theRMW package for RTI Connextis in the workspace, it will be built if an installation of RTI’s Connext Pro can also be found. For many cases you will find that nodes using different RMW implementations are able to communicate, however this is not true under all circumst...
＄ ros2 doctor---/home/homalozoa/ros2/install/ros2doctor/lib/python3.8/site-packages/ros2doctor/api/package.py:40: UserWarning:ERROR: ROS_DISTROisnotset./home/homalozoa/ros2/install/ros2doctor/lib/python3.8/site-packages/ros2doc...
CMake Error at cmake/FindTBB.cmake:187 (file): file failed to open for reading (No such file or directory): /usr/include/tbb/tbb_stddef.h Call Stack (most recent call first): CMakeLists.txt:204 (find_package) ... -- Could NOT find TBB: Found unsuitable version ".", but requir...