Publié le
Happy New Year
Happy New YearI hope that you had a great year and that next year is even better for you.Here's a little bit of fluff to...
plus de 11 ans il y a
Publié le
Down the Tubes (Parametric Curves Part 2)
The ribbons we created last time are nice, but sometimes we want something a bit more solid. Something like a tube.... read...
presque 12 ans il y a
Réponse apportée
How do I plot the contour of a surface at a specific height?
I'm not sure I follow, do you just mean something like this? z=peaks; surf(peaks) hold on contour3(z,'LevelList',2...
How do I plot the contour of a surface at a specific height?
I'm not sure I follow, do you just mean something like this? z=peaks; surf(peaks) hold on contour3(z,'LevelList',2...
presque 12 ans il y a | 3
| A accepté
Réponse apportée
trisurf interpolation changed behavior in 2014b
I think I can guess from the picture. If I'm right, you've got CData which is a scalar value per vertex (as opposed to RGB color...
trisurf interpolation changed behavior in 2014b
I think I can guess from the picture. If I'm right, you've got CData which is a scalar value per vertex (as opposed to RGB color...
presque 12 ans il y a | 1
| A accepté
Publié le
Tie a Ribbon Round It (Parametric Curves Part 1)
Tie a Ribbon Round It (Parametric Curves: Part 1)Parametric curves are easy to draw in MATLAB. For example, we can use the...
presque 12 ans il y a
Réponse apportée
colorbar's color failed with colormap longer than 1024 in scatter
That's usually caused by confusion about how large a texture map the graphics card can handle. Some opengl drivers will sometime...
colorbar's color failed with colormap longer than 1024 in scatter
That's usually caused by confusion about how large a texture map the graphics card can handle. Some opengl drivers will sometime...
presque 12 ans il y a | 1
| A accepté
Réponse apportée
please help me to program of this equation of triangular patch bezier
It's sort of the 2D version of the Bézier curve case I discussed in <http://blogs.mathworks.com/graphics/2014/10/13/bezier-curve...
please help me to program of this equation of triangular patch bezier
It's sort of the 2D version of the Bézier curve case I discussed in <http://blogs.mathworks.com/graphics/2014/10/13/bezier-curve...
presque 12 ans il y a | 3
| A accepté
Publié le
Pretriangulation
PretriangulationAn interesting question went by on MATLAB Answers the other day. I've simplified it a bit here, but it...
presque 12 ans il y a
Publié le
What is a Surface?
What is a Surface?What exactly is MATLAB doing when we say the following?surf(peaks)The answer seems obvious. We're telling...
presque 12 ans il y a
Réponse apportée
How to change color in a 3d plot depending from the value in each position?
You can't with plot3, but you can if you use patch. It's not obvious, but you can use patch to draw lines with interpolated colo...
How to change color in a 3d plot depending from the value in each position?
You can't with plot3, but you can if you use patch. It's not obvious, but you can use patch to draw lines with interpolated colo...
presque 12 ans il y a | 1
Réponse apportée
Problem with 'Patch' graphics in 2014b - Splits in two along diagonal
The warning about DrawMode is trying to point you at the issue I described here: <http://blogs.mathworks.com/graphics/2014/11...
Problem with 'Patch' graphics in 2014b - Splits in two along diagonal
The warning about DrawMode is trying to point you at the issue I described here: <http://blogs.mathworks.com/graphics/2014/11...
presque 12 ans il y a | 4
| A accepté
Réponse apportée
How do you format rotated text from clabel in MATLAB 2014b?
> Is there any chance you could explain the benefit/purpose of the change to clabel? Primary reason - Bugs. The API of changi...
How do you format rotated text from clabel in MATLAB 2014b?
> Is there any chance you could explain the benefit/purpose of the change to clabel? Primary reason - Bugs. The API of changi...
presque 12 ans il y a | 2
Publié le
Highlighting Parts of Charts
Highlighting Parts of ChartsSometimes you would like change how a chart looks in a way which isn’t supported by the...
presque 12 ans il y a
Réponse apportée
Bar width doesn't work
The widths of the bars are calculated from the spacing of the XData. You could calculate backwards from the spacing to come up w...
Bar width doesn't work
The widths of the bars are calculated from the spacing of the XData. You could calculate backwards from the spacing to come up w...
presque 12 ans il y a | 1
Réponse apportée
convert 2d image to 3d
I'm just guessing, but you would get that error message if your image was truecolor. In that case, a would be a MxNx3 variable w...
convert 2d image to 3d
I'm just guessing, but you would get that error message if your image was truecolor. In that case, a would be a MxNx3 variable w...
presque 12 ans il y a | 0
Réponse apportée
How to keep lines on a changing plot ?
Probably the simplest approach would be to save a handle to the image object and then just set its CData when you want to change...
How to keep lines on a changing plot ?
Probably the simplest approach would be to save a handle to the image object and then just set its CData when you want to change...
presque 12 ans il y a | 0
Réponse apportée
How to hide the axes in front of 3D plots
FYI, R2014b added a new BoxStyle property to the axes which controls whether you see those front edges. The default value is 'ba...
How to hide the axes in front of 3D plots
FYI, R2014b added a new BoxStyle property to the axes which controls whether you see those front edges. The default value is 'ba...
presque 12 ans il y a | 0
Réponse apportée
How to do workaround MATLAB crash in set(gcf,'CurrentAxes',ax1)?
From the error message, my guess is that you've got multiple figures, and gcf isn't what you think it is. Perhaps something m...
How to do workaround MATLAB crash in set(gcf,'CurrentAxes',ax1)?
From the error message, my guess is that you've got multiple figures, and gcf isn't what you think it is. Perhaps something m...
presque 12 ans il y a | 2
Publié le
SortMethod
SortMethodToday we're going to talk about the SortMethod property which was added to the Axes object in R2014b. It's...
presque 12 ans il y a
Réponse apportée
question about pause function,and real time drawing
There are a couple of suggestions you might try in <http://www.mathworks.com/help/matlab/creating_plots/animation-techniques.htm...
question about pause function,and real time drawing
There are a couple of suggestions you might try in <http://www.mathworks.com/help/matlab/creating_plots/animation-techniques.htm...
presque 12 ans il y a | 0
Publié le
Making Things Move
After my post about using MATLAB Graphics from Simulink, Aditya had a great question about using this technique for 3D...
presque 12 ans il y a
Réponse apportée
RGB values for 2014b default colors
The simplest way is the ColorOrder property on the axes. get(gca,'ColorOrder') To get the values without an axes, you ca...
RGB values for 2014b default colors
The simplest way is the ColorOrder property on the axes. get(gca,'ColorOrder') To get the values without an axes, you ca...
presque 12 ans il y a | 8
| A accepté
Réponse apportée
Trouble plotting 2D and 3D models of data.
It's trying to say that you've indexed off the end of your array of linestyles. The variable scm contains 6 linestyles. When you...
Trouble plotting 2D and 3D models of data.
It's trying to say that you've indexed off the end of your array of linestyles. The variable scm contains 6 linestyles. When you...
presque 12 ans il y a | 0
| A accepté
Réponse apportée
MatlabR2014b no more circle market type in plot
I think that R2013b was actually one of the last releases where this worked, although I think that it did issue a warning the fi...
MatlabR2014b no more circle market type in plot
I think that R2013b was actually one of the last releases where this worked, although I think that it did issue a warning the fi...
presque 12 ans il y a | 2
Réponse apportée
surface data representation (triangulation...?)
The new alphashape command does a pretty good job with this. Here's what I get with the defaults: shp=alphaShape(x,y,z); ...
surface data representation (triangulation...?)
The new alphashape command does a pretty good job with this. Here's what I get with the defaults: shp=alphaShape(x,y,z); ...
presque 12 ans il y a | 1
Réponse apportée
graphic with MatLab R2014b
I'm guessing that h is the handle that was returned when you first called figure. Those used to be doubles, but now they're "rea...
graphic with MatLab R2014b
I'm guessing that h is the handle that was returned when you first called figure. Those used to be doubles, but now they're "rea...
presque 12 ans il y a | 1
Publié le
Using MATLAB Graphics from Simulink
Today we're going to take a break from the math behind parametric curves and take a look at using MATLAB Graphics from...
presque 12 ans il y a
Réponse apportée
rotating contourf in r2014b
Sean's right. The rotate command only works on a few types of objects, and you probably want to try hgtransform instead. Tha...
rotating contourf in r2014b
Sean's right. The rotate command only works on a few types of objects, and you probably want to try hgtransform instead. Tha...
presque 12 ans il y a | 2
| A accepté
Réponse apportée
Problem with contourf plotting
I think I've seen that one before and that it's fixed in R2014b. If I remember correctly, it had something to do with the wa...
Problem with contourf plotting
I think I've seen that one before and that it's fixed in R2014b. If I remember correctly, it had something to do with the wa...
presque 12 ans il y a | 1
| A accepté
Réponse apportée
Graphical method of finding roots g(x) = h(x) ?
The plot command you have is plotting 'x+1' against 'x^3'. I think that what you want is something more like this: plot(x,g...
Graphical method of finding roots g(x) = h(x) ?
The plot command you have is plotting 'x+1' against 'x^3'. I think that what you want is something more like this: plot(x,g...
presque 12 ans il y a | 0
| A accepté