[Qgis-developer] merging raster transparency branch soon?

Marco Hugentobler marco.hugentobler at karto.baug.ethz.ch
Thu May 10 00:27:45 EDT 2007

Hi Peter,

Sounds good!
The new raster features will be a great addition to 0.9. A redesign of raster 
handling (as proposed by Barry) could be done in a new branch after 0.9. 


On Tuesday 08 May 2007 15:16:44 Peter Ersts wrote:
> Hi Marco,
> There are still a couple of things that should be done before merging.
> 1) Basic stretching is only in the single band gray, multiband color and
> single band pseudo color rendering routines. The remaining routines need
> to be evaluated for the appropriateness of have stretching capabilities.
> 2) Transparency band - Transparency should be able to be set from values
> in a band in the current image or from a band in any image loaded.
> 3) May want/need to add the color ramping to other rendering routines
> (?) <--This dovetails with #1
> 4) as you mentioned, transparency values should be save in the project file
> 5) Verification that GUI elements are enabled/disabled appropriately and
> cleanly depending on image type and desired display method
> 6) testing, testing, testing......
> In all it is not that much work, just need two seconds to be able to sit
> down and think about it. Now that I have finished with a plugin that i
> was frantically trying to complete, I will make a concerted effort to
> set aside some dedicated time to wrapping this up.
> -pete
> Marco Hugentobler wrote:
> > Hi,
> >
> > I'd like to ask what the opinions are about merging the changes in raster
> > transparency branches to svn head soon.
> >
> > In my opinion, one additions that needs to be done before the merge is
> > reading/saving the transparent pixel values from/to project file. Tim,
> > Peter and others, are there more issues that need to be resolved in the
> > branch before merge?
> >
> > Cheers,
> > Marco

Dr. Marco Hugentobler
Institute of Cartography
ETH Zurich
marco.hugentobler at karto.baug.ethz.ch

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