Solved

Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

1 year ago

Solved

Find max
Find the maximum value of a given vector or matrix.

1 year ago

Solved

Get the length of a given vector
Given a vector x, the output y should equal the length of x.

1 year ago

Solved

Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

1 year ago

Solved

Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

1 year ago

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

1 year ago

Hi Jaeyong, I checked both .world files and saw issue in The_RC_Car_World.world I found that, in the The_RC_Car_World.world ...

1 year ago | 0

| accepted

Gazebo Plug-in with Simulink : world position/orientation & relative position/orientation of the link
Hi Yunsik, The 'pose' values present in Gazebo GUI are 'relative_pose' Here, 'relative_pose' from Simulink are matching wi...

1 year ago | 0

Problem with gazebo subscribe block in simulink
Hi Aleksey, To enable custom message support, you need to use 'gazebogenmsg' in MATLAB. The .proto files or Gazebo msgs, you ...

1 year ago | 0

C++ file for Gazebo plugin "GazeboCoSimPlugin.so"
Hi Jaeyong, As you already have ROS2 and Gazebo VM, I will provide you details with respect to same VM. The Gazebo plugin so...

1 year ago | 0

Gazebo Customized Plugin: Read the body names of contacts
Hi Yunsik, As mentioned in the error, " Examine the configurations of 'Gazebo Robot/MATLAB Function' for one of the followin...

1 year ago | 0

| accepted

Simulating multiple robots in Gazebo through MATLAB/Simulink
Hi Antonio, There is command overriding issue associated with few apply command in multiple robot scenario. We worked on this...

1 year ago | 0

Gazebo Customized Plugin: Read contact positions that contains both a variable sized element and an array of sub-buses
Hi Yunsik, Add 'MATLAB function' block in Simulink and add following code lines in the function function y = fcn(u) y = strin...

1 year ago | 0

Gazebo Customized Plugin: Read contact positions that contains both a variable sized element and an array of sub-buses
Hi Yunsik, I created Simulink model for Contacts message and able to subscribe Contacts message data. To enable this, I did fol...

1 year ago | 0

| accepted

Gazebo Customized Plugin: Read contact positions that contains both a variable sized element and an array of sub-buses
Hi Yunsik, You can directly get Position.x at Bus Selector 13 by selection/expanding Position in Bus Selector. Any specific re...

1 year ago | 0

Gazebo subscribe block error in Simulink
Hi Yunsik, 1] This issue is more related to mux don't support variable size input. So, might be you need to try with fixed size...

1 year ago | 0

Error of gazebogenmsg to create the customized gazebo plugin
Hi Yunsik, You need to select Microsoft Visual C++ 2019 as follows, >> mex -setup cpp MEX configured to use 'Micros...

1 year ago | 0

| accepted

Solved

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

1 year ago

How to apply relative force/torque/wrench using Gazebo Co simulation blocks in Simulink?
Hi Kenneth, To enable Gazebo functionality which are not available in current MATLAB-Simulink support, you can create custom pl...

1 year ago | 0

Gazebo subscribe block error in Simulink
Hi Yunsik, The Gazebo_SL_Bus_gazebo_msgs_custom_gazebo_msgs_Contacts.contact.wrench.body_1_wrench.force.x is of variable length...

1 year ago | 0

| accepted

How to subscribe topic from gazebo by using the "gazebo subscribe block" in simulink
Hi shengqi, The Gazebo Subscribe block is designed for Custom Message Support. Basically, other than built-in support ( Read Bl...

2 years ago | 0

Probems working with Gazebo Pacer and ROS Messages
Hi Martin, You might need to update plugin from VM. Use packageGazeboPlugin and copy-build plugin on VM. You can follow exampl...

2 years ago | 0

Multiple mobile robots simulation with simulink and gazebo
Hi Alberto, The ApplyLinkWrench command with two robot can be configured as follows and work for two robots. Can you specify...

2 years ago | 0

| accepted

Co-simulation between Simulink and Gazebo runs slowly
Hi Haruki, You changed sampling time from 0.01 to 0.001 in the Gazebo Simulink block, which is correct. Currently, this is the ...

2 years ago | 0

| accepted

What is this error in Gazebo Co-Simulator?
Hi Fabricio, I am able to replicate enviorment you are using and able to subscribe topic without any issue. To use custom m...

2 years ago | 0

| accepted

Password to install package in ros_melodic_dashing_gazebov9.vmx
Hi Van, You can see details on VM desktop screen, below the Virtual machine IP. User name : user Password : password

2 years ago | 1

| accepted