id stringlengths 15 54 | text stringlengths 3 133k | title stringclasses 1
value |
|---|---|---|
Odometry/allp2html_186.txt | RSSing.com | |
Odometry/positionaltracking_73.txt | [ ](https://github.com/stereolabs "GitHub") [
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Article") | |
Odometry/allp2html_158.txt | # [ rosserial_arduino Create custom messages from custom messages
](//question1970.rssing.com/chan-34075453/article33-live.html) | |
Odometry/allp2html_195.txt | [ ](javascript:; "Share Article") [
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Odometry/gotw91solutionsmartp_2.txt | 91 Solution: Smart Pointer Parameters
[ Herb Sutter ](https://herbsutter.com/author/herbsutter/ "Posts by Herb
Sutter") [ C++ ](https://herbsutter.com/category/c/) 2013-06-05 2013-12-03 9
Minutes
> **NOTE:** Last year, I posted three new GotWs numbered | |
Odometry/allp2html_185.txt | [ Search ](javascript:;) | |
Odometry/allp2html_56.txt | [ _≫_ Next: Declare array of custom type
](//question1970.rssing.com/chan-34075453/all_p2.html#c34075453a24 "Next
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Odometry/allp2html_69.txt | [ ](javascript:; "Ouch") 0 | |
Odometry/allp2html_38.txt | [ ](javascript:; "Like") 0 | |
Odometry/allp2html_115.txt | # [ Error in Importing Custom Message Types in a Python File in Eclipse
](//question1970.rssing.com/chan-34075453/article29-live.html) | |
Odometry/allp2html_51.txt | [ ](javascript:; "Ouch") 0 | |
Odometry/gotw91solutionsmartp_1.txt | GotW | |
Odometry/howtopublishwheelodo_27.txt | Open a new C++ file called **ekf_odom_pub.cpp.** | |
Odometry/allp2html_289.txt |  | |
Odometry/allp2html_228.txt | [ ](//www.rssing.com/index.php?zw=2123 "Home") [ $ ](javascript:; "MoMoney") | |
Odometry/allp2html_60.txt | [ ](javascript:; "Ouch") 0 | |
Odometry/howtopublishwheelodo_42.txt | Save the file, and close it. | |
Odometry/allp2html_245.txt | ## Top-Rated Images | |
Odometry/gotw91solutionsmartp_34.txt | comment-33772)
It is also useful to pass const shared_ptr & if the function creates a weak
pointer from the shared pointer.
3.  **mikef** says:
[ 2014-09-01 at 8:35 pm ](https://herbsutter.com/... | |
Odometry/allp2html_1.txt | * [ Login ](//www.rssing.com/account.php?a=lgi&t=%2F%2Fquestion1970.rssing.com%2Fchan-34075453%2Fall_p2.html)
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Odometry/23051_22.txt | [ w.ronaldo.cd ](https://get-help.theconstruct.ai/u/w.ronaldo.cd) March 15,
2023, 9:00pm 5 | |
Odometry/positionaltracking_61.txt |
// Orientation quaternion
tf2::Quaternion q(
msg->pose.orientation.x,
msg->pose.orientation.y,
msg->pose.orientation.z,
msg->pose.orientation.w);
// 3x3 Rotation matrix from quaternion
tf2::Matrix3x3 m(q);
// Rol... | |
Odometry/positionaltracking_63.txt |
// Output the measure
RCLCPP_INFO(get_logger(), "Received pose in '%s' frame : X: %.2f Y: %.2f Z: %.2f - R: %.2f P: %.2f Y: %.2f - Timestamp: %u.%u sec ",
msg->header.frame_id.c_str(),
tx, ty, tz,
roll * RAD2DEG, pitch * RA... | |
Odometry/allp2html_181.txt | [ ](javascript:; "Like") 0 | |
Odometry/allp2html_124.txt | # [ custom message generation causes problems when compiling my code
](//question1970.rssing.com/chan-34075453/article30-live.html) | |
Odometry/howtopublishwheelodo_54.txt |
rosrun rosserial_python serial_node.py _port:=/dev/ttyACM0 _baud:=115200 | |
Odometry/allp2html_25.txt | [ X ](javascript:;) Are you the publisher? [ Claim
](//www.rssing.com/account.php?a=mmc&r=34075453) or [ contact us
](//www.rssing.com/contact.php?a=ssm&r=o5&u=//question1970.rssing.com/chan-34075453/all_p2.html)
about this channel. | |
Odometry/23051_43.txt | Sorry, I could not identify this error earlier. My bad. Thanks for your
patience. Much appreciated! | |
Odometry/allp2html_157.txt | This is my first attempt at ROS, and I have spent a lot of time researching
and reading, but there is one "small" piece that escapes me... Here is my
setup PC (Ubuntu 14.04) Full ROS install PC/104 (Ubuntu 14.04) minimal ROS
install
.......................................................................................... | |
Odometry/allp2html_227.txt | [ _≪_ Previous: Documentation on writing hardware drivers
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Odometry/allp2html_87.txt | [ _≪_ Previous: Using custom messages in ROSAndroid
](//question1970.rssing.com/chan-34075453/all_p2.html#c34075453a25 "Previous
Article") | |
Odometry/allp2html_89.txt | [ ](javascript:; "Like") 0 | |
Odometry/positionaltracking_62.txt | Extracting the orientation is less straightforward as it is published as a
quaternion vector. To convert the quaternion to a more readable form, we must
first convert it to a 3x3 rotation matrix from which we can finally extract
the three values for Roll, Pitch and Yaw in radians. | |
Odometry/gotw91solutionsmartp_20.txt | (d) Passing unique_ptr by reference is for in/out unique_ptr parameters.
void f( unique_ptr<widget>& ); (d)
This should only be used to accept an in/out unique_ptr , when the function
is supposed to actually accept an existing unique_ptr and potentially modify
it to refer to a different obje... | |
Odometry/howtopublishwheelodo_39.txt | Go to the bottom of the file. | |
Odometry/howtopublishwheelodo_20.txt | Let’s create an odometry publisher that is based on wheel encoder data (no [
IMU inputs ](https://automaticaddison.com/how-to-publish-imu-data-using-ros-
and-the-bno055-imu-sensor/) ). This node will subscribe to the following
topics (ROS message types are in parentheses): | |
Odometry/allp2html_208.txt | [ _≫_ Next: Documentation on writing hardware drivers
](//question1970.rssing.com/chan-34075453/all_p2.html#c34075453a39 "Next
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Odometry/allp2html_119.txt | [ ](//www.rssing.com/index.php?zw=2123 "Home") [ $ ](javascript:; "MoMoney") | |
Odometry/allp2html_315.txt | April 11, 2024, 5:27 pm | |
Odometry/gotw91solutionsmartp_45.txt | comment-13302)
@jlehrer
You can use template alias for that.
template <class T>
using pointer = T*;
14.  **earwicker** says:
[ 2013-07-06 at 2:13 am ](https://herbsutte... | |
Odometry/allp2html_26.txt | [ X ](javascript:;) 0 | |
Odometry/positionaltracking_65.txt | Finally, the ` main ` function is standard for a ROS 2 node that executes a
single component: | |
Odometry/gotw91solutionsmartp_63.txt | ). The argument was that for
f(out(x),y)
you technically still don’t know if y is mutable or not, because the evil
library writer could still be using normal references.
[ http://lists.boost.org/Archives/boost/2003/04/47180.php
](http://lists.boost.org/Archives/boost/2003/04/47180.php)
31. 
@Herb, Well that’s unfortunate; I assumed std::optional would work like
boost’s (plus move semantics). I can see the point that reference types
represent a somewhat awkward subset of std::optional T.
Also, I assume your own comment got mangled when you said “std::optional isn’t
standrad” ;-)
43. ![]... | |
Odometry/positionaltracking_12.txt | The ` Pose ` plugin provides a visualization of the position and orientation
of the camera ( ` geometry_msgs/PoseStamped ` ) in the Map frame. | |
Odometry/positionaltracking_34.txt |
$ ros2 run zed_tutorial_pos_tracking zed_tutorial_pos_tracking
| |
Odometry/gotw91solutionsmartp_40.txt | comment-14060)
If I saw (d) or (f) in a code review I would most likely send it back to the
author for a rewrite with this note:
If these are just out parameters, return them:
unique_ptr<widget> f(); (d)
shared_ptr<widget> f(); (f)
If you need to return more than the widget, repack the other retu... | |
Odometry/allp2html_194.txt | [ ](javascript:; "Ouch") 0 | |
Odometry/allp2html_110.txt | [ ](javascript:; "Share Article") [
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"Article Support") | |
Odometry/allp2html_45.txt | # [ compile twice to see custom message
](//question1970.rssing.com/chan-34075453/article22-live.html) | |
Odometry/allp2html_173.txt | [ ](javascript:; "Ouch") 0 | |
Odometry/23051_23.txt | Hi [ @bayodesegun ](/u/bayodesegun)
The error is quite large | |
Odometry/allp2html_114.txt | * * * | |
Odometry/23051_14.txt | I have not gone through your code yet, but from what I did, I am telling you.
That error what the IDE produces is a false-positive. | |
Odometry/gotw91solutionsmartp_19.txt | // it's clearer in the calling code that ownership transfer is going on
// (this older code has an owning * which we shouldn't do in new code)
//
widget* pw = ... ;
bad_sink ( pw ); // compiles: remember not to use pw again!
good_sink( pw ); // error: good
... | |
Odometry/allp2html_140.txt | [ ](javascript:; "Share Article") [
](//www.rssing.com/contact.php?r=o6&u=%2F%2Fquestion1970.rssing.com%2Fchan-34075453%2Farticle31-live.html
"Article Support") | |
Odometry/positionaltracking_20.txt |  | |
Odometry/howtopublishwheelodo_46.txt |
catkin_make --only-pkg-with-deps localization_data_pub | |
Odometry/allp2html_187.txt | * * * | |
Odometry/positionaltracking_64.txt | Finally, we can print the information received to the screen after converting
the radian values to degrees with the timestamp of the message. | |
Odometry/allp2html_11.txt | Title: | |
Odometry/allp2html_327.txt | April 8, 2024, 1:08 pm | |
Odometry/allp2html_257.txt | ### [ Good Will Hunting 1997 Dual Audio 720p BRRip [Hindi – English] ESubs
](////downloadhub26.rssing.com/chan-63389705/article159.html#c63389705a159i1981662480) | |
Odometry/allp2html_196.txt | so far we are moving out P3AT (spawned in USARSim) from my ROS machine using
teleoperation. The difficulty we are observing is,
-using default teleoperation key is not comfortable to operate the robot.
**-we want to drive it using arrow key given on keyboard** (which is also used
by most of the computer games).
... | |
Odometry/howtopublishwheelodo_16.txt | * Indoor Delivery Robots
* Room Service Robots
* Mapping of Underground Mines, Caves, and Hard-to-Reach Environments
* Robot Vacuums
* Order Fulfillment
* Factories | |
Odometry/allp2html_249.txt | [ ↂ
](////talos181.rssing.com/chan-58296078/article541.html#c58296078a541i381855922
"JasperLoader Emerges, Targets Italy with Gootkit Banking Trojan") | |
Odometry/positionaltracking_68.txt | Then the code of the node is executed in the main thread using the `
rclcpp::spin(pos_track_node); ` command. The node will run until the user
presses Ctrl+C to stop it, shut it down, and exit. | |
Odometry/23051_4.txt | [ w.ronaldo.cd ](https://get-help.theconstruct.ai/u/w.ronaldo.cd) March 13,
2023, 6:09pm 1 | |
Odometry/allp2html_189.txt | March 13, 2015, 10:51 am | |
Odometry/allp2html_325.txt | [ 
](////satire3490.rssing.com/chan-77006292/article253.html#c77006292a253i838655542) | |
Odometry/howtopublishwheelodo_71.txt | * [ Create a Launch File for a Simulated Robotic Arm – ROS 2 ](https://automaticaddison.com/create-a-launch-file-for-a-simulated-robotic-arm-ros-2/)
* [ Calculating Wheel Odometry for a Differential Drive Robot ](https://automaticaddison.com/calculating-wheel-odometry-for-a-differential-drive-robot/)
* [ Calculat... | |
Odometry/23051_3.txt | [ error ](https://get-help.theconstruct.ai/tag/error) | |
Odometry/23051_50.txt | [ system ](https://get-help.theconstruct.ai/u/system) Closed March 21, 2023,
10:26pm 9 | |
Odometry/positionaltracking_49.txt | The constructor mainly defines ` mPoseSub ` and ` mOdomSub ` , a `
std::SharedPtr ` to two objects that create two subscribers in the node. The
subscribers check for topics of type ` pose ` and ` odom ` and recall the
callback functions ` MinimalPoseOdomSubscriber::poseCallback ` and `
MinimalPoseOdomSubscriber::odomCa... | |
Odometry/allp2html_148.txt | message_filters::NullType, message_filters::NullType,
message_filters::NullType, message_filters::NullType>]’
/opt/ros/hydro/include/message_filters/synchronizer.h:240:5: instantiated from
‘void message_filters::Synchronizer ::connectInput(F0&, F1&) [with F0 =
message_filters::Subscriber<:featurebarray_>>>, F1 =
messa... | |
Odometry/howtopublishwheelodo_18.txt | * You have already [ set up your NVIDIA Jetson Nano ](https://automaticaddison.com/how-to-set-up-the-nvidia-jetson-nano-developer-kit/) (4GB, B01) [ with ROS ](https://automaticaddison.com/how-to-install-ros-melodic-on-the-nvidia-jetson-nano/) . You can also use an Ubuntu-enabled Raspberry Pi that has ROS installed. ... | |
Odometry/gotw91solutionsmartp_29.txt | 57 thoughts on “ GotW | |
Odometry/howtopublishwheelodo_2.txt | [ Automatic Addison ](https://automaticaddison.com/) | |
Odometry/gotw91solutionsmartp_4.txt | 89-91 to continue the sequence. Here is the updated version of what was
> GotW | |
Odometry/allp2html_160.txt | [ _≫_ Next: rosserial_arduino generate dependent packages before
make_libraries
](//question1970.rssing.com/chan-34075453/all_p2.html#c34075453a34 "Next
Article") | |
Odometry/positionaltracking_67.txt | The ROS 2 environment is initialized using the ` rclcpp::init ` command. Then
we create a ` pos_track_node ` Component as a ` std::shared_ptr ` . to the `
MinimalPoseOdomSubscriber ` class that we defined above. | |
Odometry/positionaltracking_18.txt | The ZED wrapper provides two different paths for the camera position and
orientation: | |
Odometry/gotw91solutionsmartp_31.txt | it | |
Odometry/allp2html_251.txt | ### [ JasperLoader Emerges, Targets Italy with Gootkit Banking Trojan
](////talos181.rssing.com/chan-58296078/article541.html#c58296078a541i381855922) | |
Odometry/gotw91solutionsmartp_52.txt | comment-11766)
The point is that if you have data races with your smart pointer or your
pointed-to object, then neither by-copy or by-ref is going to help you.
21.  **earwicker** says:
[ 2013-06... | |
Odometry/allp2html_63.txt | # [ Declare array of custom type
](//question1970.rssing.com/chan-34075453/article24-live.html) | |
Odometry/allp2html_53.txt | Hello all ! I have a package with a server that use a custom message for a
service. The thing is that I need to compile twice for it to see the message
for the server. Lets say I suppress my build and devel in my catkin. Then I
use `catkin_make` The first time I have this error : fatal error:
open_tld_3d/model.h: No su... | |
Odometry/allp2html_168.txt | January 14, 2015, 10:04 am | |
Odometry/allp2html_212.txt | [ ](javascript:; "Ouch") 0 | |
Odometry/allp2html_253.txt |  | |
Odometry/allp2html_136.txt | [ _≪_ Previous: custom message generation causes problems when compiling my
code ](//question1970.rssing.com/chan-34075453/all_p2.html#c34075453a30
"Previous Article") | |
Odometry/allp2html_308.txt | ### [ Very Hungry Caterpillar™ Shirt: World of Eric Carle™+ Little Goodall
by...
](////cryptomnesia.rssing.com/chan-1183730/article16627.html#c1183730a16627i1139077293) | |
Odometry/positionaltracking_45.txt | The tutorial is written using the new concept of ` Component ` introduced in
ROS 2 in order to take advantage of the [ node composition
](https://index.ros.org/doc/ros2/Tutorials/Composition/) capabilities. | |
Odometry/23051_42.txt | So just use the ` Foxy ` version’s definition in your Rosject. This will fix
your issue. | |
Odometry/positionaltracking_17.txt | ### Camera path # | |
Odometry/allp2html_337.txt | * [ RSSing>> ](//www.rssing.com/index.php)
* [ Latest ](//www.rssing.com/index.php?l=l)
* [ Popular ](//www.rssing.com/index.php?l=p)
* [ Top Rated ](//www.rssing.com/index.php?l=r)
* [ Trending ](//www.rssing.com/index.php?l=t) | |
Odometry/gotw91solutionsmartp_24.txt | Acknowledgments
Thanks in particular to the following for their feedback to improve this
article: mttpd, zahirtezcan, Jon, GregM, Andrei Alexandrescu.
| |
Odometry/howtopublishwheelodo_69.txt | Search for: Search | |
Odometry/howtopublishwheelodo_41.txt |
add_executable(ekf_odom_pub src/ekf_odom_pub.cpp)
target_link_libraries(ekf_odom_pub ${catkin_LIBRARIES})
|
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