ROS2 - Revision history

Oleg: /* News */

2019-01-03T23:00:13Z

News

← Older revision		Revision as of 23:00, 3 January 2019
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	Development		Development
	==<font color='blue'>News</font>==		==<font color='blue'>News</font>==
	* [2019/01/03] Updated the cross-compiled ~~and pc versions~~ to '''bouncy'''. ~~Because~~ rclnodejs will work with '''bouncy''' only (not yet compatible with '''crystal''').		* [2019/01/03] Updated the cross-compiled version from '''ardent''' to '''bouncy'''. PC was already at '''bouncy''' because rclnodejs will work with '''bouncy''' only (not yet compatible with '''crystal''').
			Updated because ''bouncy'' would not 'see' ''ardent'' nodes & services and vice versa.

	==<font color='blue'>Interfaces</font>==		==<font color='blue'>Interfaces</font>==

Oleg: /* Status */

2019-01-03T22:57:19Z

Status

← Older revision		Revision as of 22:57, 3 January 2019
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	==<font color='blue'>Status</font>==		==<font color='blue'>Status</font>==
	Development		Development
	* Updated the cross-compiled and pc versions to '''bouncy'''. Because rclnodejs will work with '''bouncy''' only (not yet compatible with '''crystal''').		==<font color='blue'>News</font>==
			* [2019/01/03] Updated the cross-compiled and pc versions to '''bouncy'''. Because rclnodejs will work with '''bouncy''' only (not yet compatible with '''crystal''').

	==<font color='blue'>Interfaces</font>==		==<font color='blue'>Interfaces</font>==

Oleg: /* Status */

2019-01-03T22:56:29Z

Status

← Older revision		Revision as of 22:56, 3 January 2019
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	==<font color='blue'>Status</font>==		==<font color='blue'>Status</font>==
	Development		Development
			* Updated the cross-compiled and pc versions to '''bouncy'''. Because rclnodejs will work with '''bouncy''' only (not yet compatible with '''crystal''').

	==<font color='blue'>Interfaces</font>==		==<font color='blue'>Interfaces</font>==

Oleg: /* ROS2 on PC */

2019-01-03T22:53:57Z

ROS2 on PC

← Older revision		Revision as of 22:53, 3 January 2019
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	===Notes===		===Notes===
	* ~~'''apt install ros-bouncy-desktop''' available in 18.04, <font color='red'>n/~~a ~~in 16.04</font>~~		* Switched to installing from a ''fat'' archive
	* '''apt install ros-ardent-desktop''' available in 16.04
	* ROS2 will get installed to '''/opt/ros/<name>''', <name>s are ''ardent'', ''bouncy'', ''~~crystal~~''~~, etc.~~
	* Terminal setup:		* Terminal setup:
	<font size='2'>''source /~~opt/ros/bouncy~~/setup.bash''</font>		<font size='2'>''source /path/setup.bash''</font>

	===Workflow===		===Workflow===
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	* Install [https://colcon.readthedocs.io/en/released/user/quick-start.html colcon]		* Install [https://colcon.readthedocs.io/en/released/user/quick-start.html colcon]
	* Then build with colcon		* Then build with colcon
	* New packages will not get installed ~~to '''/opt/ros/<name>'''~~. They ~~will~~ live in their folders.		* New packages will not get installed anywhere. They live in their folders.
	* To use a package:		* To use a package:
	<font size='2'>source ~/ros2_ws/some-package/install/setup.bash		<font size='2'>source ~/ros2_ws/some-package/install/setup.bash

Oleg: /* ROS2 on Zynq */

2019-01-03T22:49:26Z

ROS2 on Zynq

← Older revision		Revision as of 22:49, 3 January 2019
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	===Installation===		===Installation===
	* For Embedded Linux (but not Ubuntu Distro) use [https://github.com/bmwcarit/meta-ros.git meta-ros.git]. What about <font color='red'>[https://github.com/erlerobot/meta-ros2 meta-ros2]</font>?		* For Embedded Linux (but not Ubuntu Distro) use [https://github.com/bmwcarit/meta-ros.git meta-ros.git]. What about <font color='red'>[https://github.com/erlerobot/meta-ros2 meta-ros2]</font>?
	<font color='green'>'''TODO:''' Include [https://github.com/bmwcarit/meta-ros.git meta-ros.git] in [https://git.elphel.com/Elphel/elphel393 elphel393] build system.</font>		<font color='green'><s>'''TODO:''' Include [https://github.com/bmwcarit/meta-ros.git meta-ros.git] in [https://git.elphel.com/Elphel/elphel393 elphel393] build system.</s></font>

			<font color='green'>'''DONE:''' included a forked version [https://github.com/okdzhimiev/meta-ros/ okdzhimiev/meta-ros]</font>

	====Include meta-ros to elphel393====		====Include meta-ros to elphel393====
	* Add path to bblayers.conf		* Add path to bblayers.conf

Oleg: /* Notes */

2018-12-19T19:44:55Z

Notes

← Older revision		Revision as of 19:44, 19 December 2018
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	* ROS2 will get installed to '''/opt/ros/<name>''', <name>s are ''ardent'', ''bouncy'', ''crystal'', etc.		* ROS2 will get installed to '''/opt/ros/<name>''', <name>s are ''ardent'', ''bouncy'', ''crystal'', etc.
	* Terminal setup:		* Terminal setup:
	<font size='2'>''source /opt/ros/bouncy/setup~~.bash''~~		<font size='2'>''source /opt/ros/bouncy/setup.bash''</font>
	or
	~~''source /opt/ros/bouncy/local_setup~~.bash''</font>

	===Workflow===		===Workflow===

Oleg: /* Workflow */

2018-12-19T19:44:23Z

Workflow

← Older revision		Revision as of 19:44, 19 December 2018
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	* New packages will not get installed to '''/opt/ros/<name>'''. They will live in their folders.		* New packages will not get installed to '''/opt/ros/<name>'''. They will live in their folders.
	* To use a package:		* To use a package:
	<font size='2'>~~source /opt/ros/bouncy/setup.bash~~		<font size='2'>source ~/ros2_ws/some-package/install/setup.bash
	source ~/ros2_ws/some-package/install/~~local_setup~~.bash
	ros2 pkg list		ros2 pkg list
	then run anything in this terminal</font>		then run anything in this terminal</font>

Oleg at 20:41, 10 December 2018

2018-12-10T20:41:18Z

← Older revision		Revision as of 20:41, 10 December 2018
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	** works for PC, even in 16.04		** works for PC, even in 16.04
	** not supported in meta-ros (as of 2018/12/07)		** not supported in meta-ros (as of 2018/12/07)
			** [https://colcon.readthedocs.io/en/released/user/how-to.html#build-only-a-single-package-or-selected-packages colcon docs]

	* [https://discourse.ros.org/search?q=meta-ros%20order%3Alatest About meta-ros] and [https://discourse.ros.org/search?q=meta-ros2%20order%3Alatest about meta-ros2] - are they merged?		* [https://discourse.ros.org/search?q=meta-ros%20order%3Alatest About meta-ros] and [https://discourse.ros.org/search?q=meta-ros2%20order%3Alatest about meta-ros2] - are they merged?

Oleg: /* ROS2 General Notes */

2018-12-08T00:40:11Z

ROS2 General Notes

← Older revision		Revision as of 00:40, 8 December 2018
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	===Useful links===		===Useful links===

	* [http://docs.erlerobotics.com/robot_operating_system/ros2 ErleRobotics Tutorials on ROS2] - very useful		* [http://docs.erlerobotics.com/robot_operating_system/ros2 ErleRobotics Tutorials on ROS2] - very useful

	* [https://index.ros.org/doc/ros2/Ament-Tutorial/ Ament tutorial] - build system for new packages ~~- will not work for PC because it's outdated, but will work in Yocto~~		* [https://index.ros.org/doc/ros2/Ament-Tutorial/ Ament tutorial] - build system for new packages
	** works and supported in meta-ros		** works and supported in meta-ros
	** will not work for PC because repo hashes moved on?		** will not work for PC because repo hashes moved on?

	* [https://index.ros.org/doc/ros2/Colcon-Tutorial/ Colcon tutorial]		* [https://index.ros.org/doc/ros2/Colcon-Tutorial/ Colcon tutorial] - newest build system for new packages
	** works for PC, even in 16.04		** works for PC, even in 16.04
	** not supported in meta-ros (as of 2018/12/07)		** not supported in meta-ros (as of 2018/12/07)

			* [https://discourse.ros.org/search?q=meta-ros%20order%3Alatest About meta-ros] and [https://discourse.ros.org/search?q=meta-ros2%20order%3Alatest about meta-ros2] - are they merged?

	* [https:~~//discourse.ros.org/search?q=meta-ros%20order%3Alatest About meta-ros]~~		Networking:

	* [http://design.ros2.org/articles/ros_on_dds.html ROS on DDS]		* [http://design.ros2.org/articles/ros_on_dds.html ROS on DDS]
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	* [http://www.eprosima.com/index.php/resources-all/performance/40-eprosima-fast-rtps-performance FastRTPS benchmarks]		* [http://www.eprosima.com/index.php/resources-all/performance/40-eprosima-fast-rtps-performance FastRTPS benchmarks]
	* [http://docs.eprosima.com/en/latest/advanced.html FastRTPS max message size]		* [http://docs.eprosima.com/en/latest/advanced.html FastRTPS max message size]
			* [https://erlerobotics.gitbooks.io/erle-robotics-python-gitbook-free/udp_and_tcp/a_simple_tcp_client_and_server.html Good book about UDP?]

			ROS2 Services:

	* [https://wiki.ros.org/Services Request-Response is done with '''service''']. Format [https://wiki.ros.org/srv srv]		* [https://wiki.ros.org/Services Request-Response is done with '''service''']. Format [https://wiki.ros.org/srv srv]
	* [https://discourse.ros.org/t/suggestions-for-std-srvs/1079/16 STD-SRVS '''discussion'''] & [https://github.com/ros2/examples/issues/4 ROS2 examples(?)]		* [https://discourse.ros.org/t/suggestions-for-std-srvs/1079/16 STD-SRVS '''discussion'''] & [https://github.com/ros2/examples/issues/4 ROS2 examples(?)]


	* [https://erlerobotics.gitbooks.io/erle-robotics-python-gitbook-free/udp_and_tcp/a_simple_tcp_client_and_server.html Good book about UDP?]

	===Reference ROS repos===		===Reference ROS repos===

Oleg: /* Useful links */

2018-12-08T00:35:44Z

Useful links

← Older revision		Revision as of 00:35, 8 December 2018
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	** will not work for PC because repo hashes moved on?		** will not work for PC because repo hashes moved on?

	* [https://index.ros.org/doc/ros2/Colcon-Tutorial/ Colcon tutorial] ~~- this one worked~~ for PC		* [https://index.ros.org/doc/ros2/Colcon-Tutorial/ Colcon tutorial]
			** works for PC, even in 16.04
			** not supported in meta-ros (as of 2018/12/07)


	* [https://discourse.ros.org/t/suggestions-for-std-srvs/1079/16 STD-SRVS '''discussion'''] & [https://github.com/ros2/examples/issues/4 ROS2 examples(?)]
	* [https://discourse.ros.org/search?q=meta-ros%20order%3Alatest About meta-ros]		* [https://discourse.ros.org/search?q=meta-ros%20order%3Alatest About meta-ros]

	* [http://design.ros2.org/articles/ros_on_dds.html ROS on DDS]		* [http://design.ros2.org/articles/ros_on_dds.html ROS on DDS]
	<font size='2'>...		<font size='2'>...
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	* [http://www.eprosima.com/index.php/resources-all/performance/40-eprosima-fast-rtps-performance FastRTPS benchmarks]		* [http://www.eprosima.com/index.php/resources-all/performance/40-eprosima-fast-rtps-performance FastRTPS benchmarks]
	* [http://docs.eprosima.com/en/latest/advanced.html FastRTPS max message size]		* [http://docs.eprosima.com/en/latest/advanced.html FastRTPS max message size]


	* [https://wiki.ros.org/Services Request-Response is done with '''service''']. Format [https://wiki.ros.org/srv srv]		* [https://wiki.ros.org/Services Request-Response is done with '''service''']. Format [https://wiki.ros.org/srv srv]
			* [https://discourse.ros.org/t/suggestions-for-std-srvs/1079/16 STD-SRVS '''discussion'''] & [https://github.com/ros2/examples/issues/4 ROS2 examples(?)]