Réponse apportée
How do I plot a function which depends on a changing variable?
You could use something like animatedline if you want to calculate a single point and add it to a graph. If you want to use a lo...

environ 8 ans il y a | 0

| A accepté

Réponse apportée
xlim listener for zoom reset and linkaxes strange behavior
It turns out that there is a lot of publicly readable code behind linkaxes, or really, linkprop. After some debugging I discover...

environ 8 ans il y a | 3

| A accepté

Réponse apportée
queue addlistener events or place event on EDT
Here's one (ugly) solution. This setup function does the following: # Sets up listeners that I care about. # Attaches a J...

environ 8 ans il y a | 0

Question

xlim listener for zoom reset and linkaxes strange behavior
I've attached a 'XLim' listener to an axes object. I had been previously using a timer due to issues with catching the events...

environ 8 ans il y a | 2 réponses | 2

2

réponses

Question

queue addlistener events or place event on EDT
Every time the xlim changes I want to run some code. plot(1:100) L = addlistener(gca, 'XLim', 'PostSet', @my_callback);...

environ 8 ans il y a | 2 réponses | 0

2

réponses

Question

read raw data using daq toolbox
It appears that with the old acquisition toolbox it was possible to read raw data from a NI DAQ using daqread(). Is it possible ...

environ 8 ans il y a | 1 réponse | 1

1

réponse

Question

Why define class methods that have attributes in the classdef block?
Hi all, I was wondering if anyone knew why you needed to declare the signature of methods with attributes inside the classdef...

environ 8 ans il y a | 1 réponse | 1

0

réponse

Question

Get index of selected button in button toggle group
When using a ButtonGroup in AppDesigner it is not clear how to get the index of the selected button. The only available approach...

environ 8 ans il y a | 2 réponses | 0

2

réponses

Question

Get selection index for DropDown object using AppDesigner
Using AppDesigner, how do I access the selected index of a DropDown menu. The Value is the selected string but I can't find anyw...

environ 8 ans il y a | 1 réponse | 3

1

réponse

Question

scrolling plot speed and axis jitter
I'd like to create auto-scrolling plots in which data scrolls by, automatically, as it gets collected (from a DAQ). Before worry...

environ 8 ans il y a | 1 réponse | 1

1

réponse

Question

Working with large amounts of DAQ data - lessons learned?
I'm starting a project in which I'll be sampling at close to the maximum sampling rate of the NI-DAQ that I'm using (250 kS/s). ...

plus de 8 ans il y a | 1 réponse | 1

0

réponse

Question

What are the internal differences between Matlab strings and character arrays?
Matlab strings were introduced in 2016b presumably to make working with a string more similar to other languages, as compared to...

plus de 8 ans il y a | 4 réponses | 5

4

réponses

Question

timer causes drawing problem when loading a figure
When running a GUI that has a timer callback, I notice that loading other GUI figures often fails (incorrect rendering). Is this...

plus de 8 ans il y a | 1 réponse | 0

1

réponse

Question

Best practices for mex coding
Hi all, As I'm starting to include mex code in my code library I find myself unaware of what some best practices may be when ...

plus de 8 ans il y a | 1 réponse | 5

1

réponse

Question

order of variable deletion and creation
Is the order in which the left hand side is deleted and the right hand side executed defined? i.e. output = createNewOut...

plus de 8 ans il y a | 3 réponses | 0

3

réponses

Question

editor occasionally unresponsive on macbook
I'm on a new macbook running 10.12.3 and occasionally, typically when opening the laptop, the editor is unresponsive to mouse cl...

presque 9 ans il y a | 2 réponses | 0

2

réponses

Question

Unable to clear mex file
I'm compiling a mex file and then moving it up a directory so that it is in the Matlab path. The movefile command fails with the...

presque 9 ans il y a | 1 réponse | 1

1

réponse

Réponse apportée
Get next plot color
In newer versions of Matlab the state is stored in the axes as 'ColorOrderIndex'. In 2016b, this wraps, and you can get values f...

environ 9 ans il y a | 1

Réponse apportée
Why is it sometimes impossible to save the pathdef in 2014a?
A colleague of mine was having this issue. I was going to suggest to them that they edit their startup.m file to add all the pat...

environ 9 ans il y a | 3

Réponse apportée
Get a subset of a structure array in mex
This is the code I ended up using. At the end of the day I essentially wanted to have an object "template" (i.e. field names def...

environ 9 ans il y a | 0

| A accepté

Question

Get a subset of a structure array in mex
Is it possible to get a subset of a structure array in mex? In other words, the mex equivalent of the following in Matlab: ...

environ 9 ans il y a | 3 réponses | 0

3

réponses

Question

mxCreateStructArray and mxCreateStructMatrix field name memory management
I've been trying to find documentation on how the field names are managed with the structure creating functions in mex. Are the ...

environ 9 ans il y a | 1 réponse | 0

1

réponse

Question

mexPrintf to standard error
Is it possible to direct the output of mexPrintf to standard error? I'd like something like in Matlab where you can do fprintf(2...

environ 9 ans il y a | 1 réponse | 0

1

réponse

Réponse apportée
Fill out zeros/NaN in array with next value
I'm not entirely sure how you are generating the output, but you should be able to do something like: I = find(isnan(data))...

environ 9 ans il y a | 0

Réponse apportée
cputime not working as expected
cputime measures the # of clock cycles (summed across all threads) that the Matlab process has used since Matlab started. Units ...

environ 9 ans il y a | 1

| A accepté

Question

cputime not working as expected
It seems like cputime does not work as advertised on Mac OSX 10.11.6 and Matlab 2016b or Windows 7 Matlab 2016a. cputime should ...

environ 9 ans il y a | 2 réponses | 0

2

réponses

Réponse apportée
about using 'visual studio 2015 community' for compiler when we use 'mex' of command
This page links to supported compilers for previous releases (far right column): <https://www.mathworks.com/support/sysreq/prev...

environ 9 ans il y a | 0

Réponse apportée
Using Visual Studio 2015 C++ as C/C++ compiler
The redistributable is not for compiling code. Per Microsoft: "The Visual C++ Redistributable Packages install run-time componen...

environ 9 ans il y a | 1

| A accepté

Question

mxSetData to subset of mxArray
Is it possible, perhaps with a certain set of restrictions on what the user can do, to assign data to an mxArray which is a subs...

environ 9 ans il y a | 1 réponse | 0

1

réponse

Question

mxAddField/mxGetField with unicode name
I am trying to write code that allows for arbitrary field names in Matlab structures. I thought I had a decent solution, based o...

environ 9 ans il y a | 1 réponse | 1

1

réponse