Re: [Kmatplot-general] Documentation

[Laurent J. <lja...@fy...>]

On Thursday 16 May 2002 14:10, Jos=E9 Luis G=F3mez Dans wrote:
> Hi,
> 	I have installed kmatplot (finally!) using the debian package. In the
> past, it was impossible for me to compile the source, so I am a happy
> person. However, I can't find any documentation on how to do a number
> of things.
>
> 	What I want to do is quite simply load up a file (a NxM matrix), and
> plot it as an image (X and Y axis are not obligatory), maybe with a
> colorbar (=E0 la Matlab :D) on the side. In other words, namely matlab
> words :-):
> imagesc(<data_set>)
> colorbar

Here is a simple example (I hope it helps you)

octave:26> [x,y]=3Dmeshgrid(1:256);
octave:27> g=3Dexp(-((x-128).^2+(y-128).^2)/1000);
octave:28> kaddaxes(0)
ans =3D 5
octave:29> kimage(g)
ans =3D 0

For the colorbar, I don't know.
Perhaps directly on kmatplot.


Bye,
Laurent.