id stringlengths 15 54 | text stringlengths 3 133k | title stringclasses 1
value |
|---|---|---|
navsetplugin/482_162.txt | Copy link | |
navsetplugin/482_1.txt | Toggle navigation | |
Odometry/23051_24.txt |
/home/user/ros2_ws/src/Wall Follower/wall_follower/src/wall_follower_part3.cpp: In member function 'void WallFollower::send_goal()':
/home/user/ros2_ws/src/Wall Follower/wall_follower/src/wall_follower_part3.cpp:119:66: error: no match for 'operator=' (operand types are 'rclcpp_action::Client<custom_i... | |
Odometry/gotw91solutionsmartp_11.txt | 1\. What are the _performance_ implications of the following function
declaration? Explain.
void f( shared_ptr<widget> );
A shared_ptr stores strong and weak reference counts (see GotW | |
Odometry/positionaltracking_43.txt | // Orientation quaternion
tf2::Quaternion q(
msg->pose.pose.orientation.x,
msg->pose.pose.orientation.y,
msg->pose.pose.orientation.z,
msg->pose.pose.orientation.w);
// 3x3 Rotation m... | |
Odometry/allp2html_66.txt | [ _≪_ Previous: unable to read the data from micro controller on ROS
](//question1970.rssing.com/chan-34075453/all_p2.html#c34075453a23 "Previous
Article") | |
Odometry/23051_47.txt | [ w.ronaldo.cd ](https://get-help.theconstruct.ai/u/w.ronaldo.cd) March 16,
2023, 10:25pm 8 | |
Odometry/howtopublishwheelodo_34.txt | double cycleAngle = asin((distanceRight-distanceLeft)/WHEEL_BASE);
// Average angle during the last cycle
double avgAngle = cycleAngle/2 + odomOld.pose.pose.orientation.z;
if (avgAngle > PI) {
avgAngle -= 2*PI;
}
else if (avgAngle < -PI) {
avgAngle += 2*PI;... | |
Odometry/positionaltracking_38.txt |
[INFO] [zed_odom_pose_tutorial]: Received pose in 'map' frame : X: 0.00 Y: -0.00 Z: -0.00 - R: 0.40 P: 5.67 Y: 0.00 - Timestamp: 1603116715.61113293 sec
[INFO] [zed_odom_pose_tutorial]: Received odometry in 'odom' frame : X: -0.00 Y: 0.00 Z: 0.00 - R: 0.28 P: 5.68 Y: 0.07 - Timestamp: 1603116715.6111... | |
Odometry/gotw91solutionsmartp_53.txt | comment-11658)
@GregM
“which is a problem no matter which kind of pointer”
See, Herb made exactly the same kind of observation in his parenthetical
caveat: “… but in this respect it’s no different than any other aliased
object.”
What difference does it make to whether we need to take care in this
situation?
It’s n... | |
Odometry/allp2html_172.txt | [ ](javascript:; "Like") 0 | |
Odometry/howtopublishwheelodo_5.txt | * [ Home ](https://automaticaddison.com)
* [ Need Help? ](https://automaticaddison.com/contact/)
* [ Tutorials ](https://automaticaddison.com/tutorials/)
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Odometry/allp2html_317.txt | ### [ 19 Reader-Favourite March Purchases — From Steals To Splurges
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Odometry/howtopublishwheelodo_44.txt |
cd ~/catkin_ws | |
Odometry/gotw91solutionsmartp_74.txt | comment-10985)
For mutable parameters, I like to use my tiny inout header[1], which provides
out and inout parameters in the same style as C | |
Odometry/allp2html_326.txt | ### [ People's Blog • First Pictures of the Eclipse ! ! !
](////satire3490.rssing.com/chan-77006292/article253.html#c77006292a253i838655542) | |
Odometry/howtopublishwheelodo_13.txt | * Real-World Applications
* Prerequisites
* Getting Started
* Add the Wheel Odometry Publisher to a Launch File | |
Odometry/howtopublishwheelodo_10.txt | In robotics, [ odometry ](https://en.wikipedia.org/wiki/Odometry) is about
using data from sensors (e.g. [ wheel encoders
](https://automaticaddison.com/how-to-publish-wheel-encoder-tick-data-using-
ros-and-arduino/) ) to estimate the change in the robot’s position and
orientation over time relative to some [ world-fix... | |
Odometry/allp2html_7.txt | [ ](javascript:;) Switch Editions?
[ Cancel ](javascript:;) | |
Odometry/23051_0.txt | [ The Construct ROS Community ](/) | |
Odometry/gotw91solutionsmartp_38.txt | comment-19766)
It’s an awesome paragraph in favor of all the online people; they will get
advantage from it I
am sure.
7.  **Matt Wilson** says:
[ 2014-02-06 at 10:53 am
](https://herbsutter.c... | |
Odometry/gotw91solutionsmartp_36.txt | comment-25067)
Matt, there’s a discussion on this exact topic going on right now over at
Scott Meyer’s blog, and Herb’s involved.
[ http://scottmeyers.blogspot.com/2014/07/should-move-only-types-ever-be-
passed.html ](http://scottmeyers.blogspot.com/2014/07/should-move-only-types-
ever-be-passed.html)
5.  0 | |
Odometry/23051_48.txt | Thank you, it worked. | |
Odometry/allp2html_191.txt | [ _≪_ Previous: custom rqt gui
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Article") | |
Odometry/gotw91solutionsmartp_6.txt | Problem
| |
Odometry/allp2html_159.txt | January 12, 2015, 1:54 pm | |
Odometry/allp2html_238.txt | More Pages to Explore ..... | |
Odometry/positionaltracking_2.txt | [ ](https://github.com/stereolabs/zed-sdk "GitHub") | |
Odometry/gotw91solutionsmartp_58.txt | comment-11039)
@Herb: If a function is going to decide at runtime whether to share ownership
or not, should we still pass the shared_ptr by value or is const reference a
legitimate choice? It seems to me that if we pass an lvalue by value and the
called function decides not to share ownership, we’ve copied a share_ptr... | |
Odometry/allp2html_263.txt | ### [ Saline County Jail Booking Activity – Thursday, December 10th
](////salina38.rssing.com/chan-7227570/article921.html#c7227570a921i63989072) | |
Odometry/allp2html_316.txt | [ 
](////refinery1042.rssing.com/chan-72297680/article18978.html#c72297680a18978i36572736) | |
Odometry/gotw91solutionsmartp_55.txt | comment-11582)
re: Herb’s caveat “(Yes, you have to be careful if the smart pointer parameter
can be aliased, but in this respect it’s no different than any other aliased
object).”
Reminds me of the guy who was hitting himself with a hammer. When his doctor
told him “Stop hitting yourself with a hammer”, he replied “... | |
Odometry/allp2html_282.txt | [ ↂ
](////adverbs45.rssing.com/chan-14763103/article227.html#c14763103a227i286089440
"Frequency Adverbs") | |
Odometry/allp2html_14.txt | [ ](javascript:; "Share Page") | |
Odometry/allp2html_0.txt | [ ](//www.rssing.com/index.php "Home") | |
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Odometry/gotw91solutionsmartp_32.txt | answer | |
Odometry/howtopublishwheelodo_47.txt | Now let’s run the ROS node to test it. | |
Odometry/23051_8.txt |
class WallFollower : public rclcpp::Node
{
public:
using OdomRecord = custom_interfaces::action::OdomRecord;
using GoalHandleOdomRecord = rclcpp_action::ClientGoalHandle<OdomRecord>;
explicit WallFollower(const rclcpp::NodeOptions & node_options = rclcpp::NodeOptions()... | |
Odometry/23051_31.txt | In your case, The first error is this part: | |
Odometry/howtopublishwheelodo_57.txt | Set the initial pose of the robot using the button at the top of RViz. | |
Odometry/allp2html_193.txt | [ ](javascript:; "Like") 0 | |
Odometry/allp2html_71.txt | Hi, I'm triying to declare an array of custom type that I created. This type
is formed by 2 int32 variables. I'm triying do that with this command:>
main::myType[] myarray; where main is my package name. When I compiled the
program I received an error Which is the correct way to do this? Thanks in
advance | |
Odometry/howtopublishwheelodo_68.txt | [ Next Next post: Sensor Fusion Using the ROS Robot Pose EKF Package
](https://automaticaddison.com/sensor-fusion-using-the-ros-robot-pose-ekf-
package/) | |
Odometry/allp2html_276.txt | [ ↂ
](////fonts1404.rssing.com/chan-57741102/article185.html#c57741102a185i1833605640
"Pumas 2022/2023 Font \(TTF & OTF\)") | |
Odometry/allp2html_81.txt | 'msg' folder ## add_message_files( ## FILES ## Message1.msg ## Message2.msg ##
) add_message_files( FILES mycustomMSG.msg ) ## Generate services in the 'srv'
folder # add_service_files( # FILES # Service1.srv # Service2.srv # ) ##
Generate actions in the 'action' folder # add_action_files( # FILES #
Action1.action # Ac... | |
Odometry/allp2html_236.txt | [ Browse latest ](//question1970.rssing.com/chan-34075453/index-latest.php) [
View live ](//question1970.rssing.com/chan-34075453/article21-live.html) | |
Odometry/allp2html_269.txt | ### [ Ghafil Tujhe Gharyal Ye Deta Hai Manadi
](////nazam1.rssing.com/chan-8572938/article97.html#c8572938a97i52404577) | |
Odometry/allp2html_59.txt | [ ](javascript:; "Like") 0 | |
Odometry/allp2html_175.txt | How can I ensure my custom message packages is made before my arduino packages
attempts to build? I have an arduino package that relies on a custom message
package, relative_nav_msgs. In a standard ROS package I would call $
add_dependencies(node_name relative_nav_msgs_generate_messages_cpp) to ensure
that the messages... | |
Odometry/positionaltracking_31.txt | The ZED node will start to publish image data in the network only if there is
another node that subscribes to the relative topic. | |
Odometry/allp2html_209.txt | [ _≪_ Previous: Append data to vector3[] array - custom message
](//question1970.rssing.com/chan-34075453/all_p2.html#c34075453a37 "Previous
Article") | |
Odometry/allp2html_46.txt | June 11, 2014, 1:03 am | |
Odometry/allp2html_126.txt | [ _≫_ Next: Time Synchronizer (message_filters) with Custom Message type
](//question1970.rssing.com/chan-34075453/all_p2.html#c34075453a31 "Next
Article") | |
Odometry/positionaltracking_33.txt | If you properly followed the [ ROS 2 Examples Installation Guide
](https://github.com/stereolabs/zed-ros2-examples#build-the-package) , the
executable of this tutorial has been compiled and you can run the subscriber
node using this command: | |
Odometry/positionaltracking_55.txt | Now we must define the callbacks to execute when one of the subscribed topics
is received: | |
Odometry/allp2html_29.txt | [ Remove ADS ](//www.rssing.com/account.php?r=27) | |
Odometry/allp2html_234.txt | Viewing all 75 articles | |
Odometry/positionaltracking_39.txt | ### The code # | |
Odometry/howtopublishwheelodo_53.txt | Start the tick count publisher. | |
Odometry/allp2html_84.txt | # [ android custom messages - Subscriber handshake failed - Message types
don't match ](//question1970.rssing.com/chan-34075453/article26-live.html) | |
Odometry/allp2html_109.txt | [ ](javascript:; "Ouch") 0 | |
Odometry/howtopublishwheelodo_31.txt | nav_msgs::Odometry odomNew;
nav_msgs::Odometry odomOld;
// Initial pose
const double initialX = 0.0;
const double initialY = 0.0;
const double initialTheta = 0.00000000001;
const double PI = 3.141592;
// Robot physical constants
const double TICKS_PER_REVOLUTION = 620; // F... | |
Odometry/allp2html_88.txt | [ ](//www.rssing.com/index.php?zw=2123 "Home") [ $ ](javascript:; "MoMoney") | |
Odometry/gotw91solutionsmartp_13.txt |
As we will see, an essential best practice for any reference-counted smart
pointer type is to _avoid copying it unless you really mean to add a new
reference_ . This cannot be stressed enough. This directly addresses both of
these costs and pushes their performance impact down into the noise for most
applications, and... | |
Odometry/allp2html_288.txt | [ ↂ
](////topics4280.rssing.com/chan-62228694/article43158.html#c62228694a43158i1887057775
"Wondershare PDFelement v7.x.x Patch v3.4 By Deltafox") | |
Odometry/allp2html_225.txt | November 17, 2015, 2:51 am | |
Odometry/allp2html_258.txt | [ ↂ
](////murder540.rssing.com/chan-6412619/article1.html#c6412619a1i1155785771
"Murder in Australia: 2010") | |
Odometry/howtopublishwheelodo_9.txt | In this tutorial, we will learn how to publish wheel odometry information over
ROS. We will assume a two-wheeled [ differential drive robot
](https://en.wikipedia.org/wiki/Differential_wheeled_robot) . | |
Odometry/gotw91solutionsmartp_0.txt | Skip to content
[ Sutter’s Mill ](https://herbsutter.com/)
Herb Sutter on software development
| |
Odometry/23051_1.txt | # [ Error compiling send_goal function of action client - WallFollower
Project ](/t/error-compiling-send-goal-function-of-action-client-wallfollower-
project/23051) | |
Odometry/allp2html_243.txt | RSSing.com | |
Odometry/allp2html_213.txt | [ ](javascript:; "Share Article") [
](//www.rssing.com/contact.php?r=o6&u=%2F%2Fquestion1970.rssing.com%2Fchan-34075453%2Farticle38-live.html
"Article Support") | |
Odometry/gotw91solutionsmartp_100.txt | * [ November 2018 ](https://herbsutter.com/2018/11/) (2)
* [ September 2018 ](https://herbsutter.com/2018/09/) (3)
* [ July 2018 ](https://herbsutter.com/2018/07/) (1)
* [ April 2018 ](https://herbsutter.com/2018/04/) (1)
* [ November 2017 ](https://herbsutter.com/2017/11/) (2)
* [ October 2017 ](https... | |
Odometry/allp2html_223.txt | Good evening, I am working in the Biorobotics Lab at the National University
of Mexico, my workmates and me are working with mobile domestic services
robots made of custom hardware. I am getting interested in ROS as a tool to
speed up robotics research, but our robots have hardware which is not covered
in ROS. So I wou... | |
Odometry/23051_45.txt | Regards,
Girish | |
Odometry/gotw91solutionsmartp_72.txt | comment-10987)
@mttpd: I’m using WordPress.com, not a WP.org installation. In return for much
less admin hassle, it’s more restrictive — I can’t install packages, only use
what they give me. I’ll poke around and see if there’s something available
though.
38.  . The orientation.z variable is an [ Euler angle ](https://en.wikipedia.org/wiki/Euler_angles) representing the [ yaw angle ](https://automaticaddison.com/yaw-pitch-and-roll-diagrams-using-2... | |
Odometry/gotw91solutionsmartp_78.txt | code
](http://daringfireball.net/projects/markdown/syntax | |
Odometry/howtopublishwheelodo_66.txt | ## Post navigation | |
Odometry/howtopublishwheelodo_48.txt | Open a new terminal window. | |
Odometry/allp2html_9.txt | [ ](javascript:;) | |
Odometry/gotw91solutionsmartp_14.txt | 2\. What are the _correctness_ implications of the function declaration in
| |
Odometry/23051_2.txt | [ Course Support ](/c/course-support/ros2-basics-in-5-days-galactic-c/108) [
ROS2 Basics in 5 Days (C++) ](/c/course-support/ros2-basics-in-5-days-
galactic-c/108) | |
Odometry/positionaltracking_7.txt | # Adding Positional Tracking in ROS 2 | |
Odometry/howtopublishwheelodo_37.txt | Now we need to add the C++ program we just wrote to the CMakeLists.txt file. | |
Odometry/gotw91solutionsmartp_49.txt | comment-11832)
Okay, fine, so leave threads out of it. If you call some other function that
does something to the object that you’re working on, then it’s still a
problem. This same problem exists whether you have a copy of the shared_ptr or
a reference to the shared_ptr. The copy of the shared_ptr only gives you
addi... | |
Odometry/allp2html_287.txt | ### [ Noise Industries FxFactory Pro 3.0.2 [MAC]
](////heroturko111.rssing.com/chan-16832457/article82.html#c16832457a82i1004730930) | |
Odometry/gotw91solutionsmartp_84.txt | comment-10976)
@ Róbert Dávid,
std::optional<Widget&>
would “own” the reference, not the `Widget` being referenced to. I already use
boost::optional<Widget&>
in code to express “non-owning observing reference”.
45.  **[ ... | |
Odometry/allp2html_281.txt | ### [ PANASONIC SC AKX50LB - CD Stereo system - Power Amp - Main power SMPS -
Schematic (Circuit Diagram) - C1BA00000497 (Power Amp IC) -[TDA 8950J]
](////electro404.rssing.com/chan-13553321/article484.html#c13553321a484i592237786) | |
Odometry/howtopublishwheelodo_50.txt |
roscore | |
Odometry/gotw91solutionsmartp_12.txt | 89). When
you pass by value, you have to copy the argument (usually) on entry to the
function, and then destroy it (always) on function exit. Let’s dig into what
this means.
When you enter the function, the shared_ptr is copy-constructed, and this
requires incrementing the strong reference count. (Yes, if the caller... | |
Odometry/allp2html_183.txt | [ ](javascript:; "Share Article") [
](//www.rssing.com/contact.php?r=o6&u=%2F%2Fquestion1970.rssing.com%2Fchan-34075453%2Farticle35-live.html
"Article Support") | |
Odometry/allp2html_152.txt | [ _≪_ Previous: Time Synchronizer (message_filters) with Custom Message type
](//question1970.rssing.com/chan-34075453/all_p2.html#c34075453a31 "Previous
Article") | |
Odometry/howtopublishwheelodo_58.txt | Set the goal destination using the button at the top of RViz. | |
Odometry/positionaltracking_36.txt |
$ ros2 run zed_tutorial_pos_tracking zed_tutorial_pos_tracking --ros-args -r odom:=/zed/zed_node/odom -r pose:=/zed/zed_node/pose
| |
Odometry/howtopublishwheelodo_45.txt | Compile the code. | |
Odometry/howtopublishwheelodo_1.txt | [ 
](https://automaticaddison.com/) | |
Odometry/allp2html_43.txt | RSSing.com |
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