[GRASS-dev] [GRASS GIS] #3600: m.nviz.image doesn't produce any output

[Huidae Cho]

On Thu, Jul 19, 2018 at 10:12 PM, Vaclav Petras <wenzeslaus at gmail.com>
wrote:

>
>
> On Thu, Jul 12, 2018 at 5:48 PM, Michael Barton <Michael.Barton at asu.edu>
> wrote:
>
>> Here is a question to the memory of the dev group. Does anyone know if
>> m.nviz.image has *ever* worked for Mac or Windows?
>>
>> If it has, any idea when it last worked? We could do a diff of the last
>> working code and the current code to see what has changed.
>>
>
> Just for the record: m.nviz.image (most probably) never worked on Windows.
> On Mac (and Linux) it worked, but since certain version of operating
> system(s) and/or hardware it stopped working. It was reported to work even
> now (before the fixes) on an old (not updated) Mac. (In other words, the
> code was not broken on the way, but still needed/needs to be fixed.)
>

r72997 fixed m.nviz.image on Windows 10 64-bit. The off-screen bitmap
buffer never seemed to work, so I changed it to an invisible window DC,
which also supports hardware acceleration unlike a memory DC.


>
>>
>> If not, it may take considerable effort to make this work.
>>
>> Trying to figure out an efficient way forward
>>
>
> For the future readers of this:
>
> https://trac.osgeo.org/grass/ticket/2114
> https://trac.osgeo.org/grass/ticket/2998
> https://trac.osgeo.org/grass/ticket/3600
> https://trac.osgeo.org/grass/ticket/3606
>
> https://trac.osgeo.org/grass/changeset/72939
> https://trac.osgeo.org/grass/changeset/72948
> https://trac.osgeo.org/grass/changeset/72970
> https://trac.osgeo.org/grass/changeset/72972
> https://trac.osgeo.org/grass/changeset/72974
> https://trac.osgeo.org/grass/changeset/72980
> https://trac.osgeo.org/grass/changeset/72986
> https://trac.osgeo.org/grass/changeset/72987
> https://trac.osgeo.org/grass/changeset/72990
> https://trac.osgeo.org/grass/changeset/72997
>
>
>
> _______________________________________________
> grass-dev mailing list
> grass-dev at lists.osgeo.org
> https://lists.osgeo.org/mailman/listinfo/grass-dev
>



-- 
Huidae Cho, Ph.D., PE, M.ASCE, CFM, GISP
Senior Geospatial Engineer, MapAnything
Open Source GIS Developer, GRASS GIS Development Team
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