[rrd-developers] Rigid sizes for image...
Matthew Chambers
matthew.chambers at vanderbilt.edu
Tue Nov 20 17:40:20 CET 2007
You're not barking, I made this change originally to 1.2.25. It was
significant enough to be put off to 1.3, and IIRC I ported the patch to
the trunk (which was supposedly 1.3) and AFAIK it was working. I think
the switch was '--full-size-mode'. Because of the Cairo switchover, I
was having some legend spacing issues (independent of my patch) on my
PPC machine which Tobias couldn't reproduce, but I haven't looked
further at that - perhaps that unresolved issue is why it's no longer in
the trunk?
-Matt
Hamish wrote:
> Am I barking, or did I see a discussion relatively recently (i.e.
> within the last few months) on being able to set the actual size of
> the image produced with rrdgraph, rather than having it worked out and
> made larger than requested (because you only request the size of the
> graph portion).
>
> I'm wanting to use the generated rrdgraph images as textures in an
> openGL application. And as such, opengl really prefers the textures to
> be a multiple of 2 in dimension... SOme opengl implementations seem to
> work OK with odd sizes, but some just prefer you to stick to the
> (Older) standards.
>
> So I really need to generate the images with the correct size (Yes I
> could scale them, but that just takes CPU resource that shouldn't be
> necessary).
>
> Did I imagine it? It doesn't seem to be a v1.3 feature... I was sure
> it was in 1.2.something, but the closest I can find is the -j flag
> which only does the graphed data... No legend, grids, titles etc...
>
> (And google doesn't find much either, src code for 1.2.26 suggests I'm
> barking).
>
> TIA
> Hamish.
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