[scilab-Users] Quiver on an image (SIVP toolbox)

[Peter von Niederhaeusern]

Yes. I've found out the cause for this: the scale factor ;-)
Now the quiver plot looks exactly as in the Matlab example.

Remaining problem: plot the quiver on the image...

On Tue, Jul 13, 2010 at 2:30 PM, Stephane Mottelet
<stephane.mottelet at utc.fr> wrote:
> Peter von Niederhaeusern <pvonnied at gmail.com> a écrit :
>
>> Hi all,
>>
>> We are to convert scripts from Matlab to Scilab 5.2.2.
>>
>> One task of this conversion is to plot a quiver (we use plotlib)
>> on an image of a moving car (difference image, displacement, object
>> tracking...).
>>
>> The SIVP toolkit uses a Tk widget to display an image and quiver uses
>> internal means of Scilab: is it possible to combine the two?
>>
>> BTW: are there any significant differences between the quiver command of
>> Matlab
>> and the _quiver command of plotlib? Our results differ heavily...
>
> Hi. the graphical results should only differ concerning arrow
> size, not direction. Is it the case ?
>
> S.
>
>>
>> Merci,
>> Peter
>>
>
>
>