[udig-devel] Fwd: [jump-users] Re: Why uDig faster than OpenJUMP in importing shapefiles and, displaying them

[Paul Ramsey]

FYI

Begin forwarded message:

> From: "Larry Becker" <becker.larry at gmail.com>
> Date: November 3, 2006 12:24:15 PM PST (CA)
> To: "JUMP Users Discussion" <jump-users at lists.jump-project.org>
> Subject: Re: [jump-users] Re: Why uDig faster than OpenJUMP in  
> importing shapefiles and, displaying them
> Reply-To: JUMP Users Discussion <jump-users at lists.jump-project.org>
>
> Actually, I just tried it with 1.1RC4 and it took about 7 seconds  
> to initially add the benchmark shape file.  After it loaded up, it  
> did redraw in about a second.  However, I was unable to get the  
> table view to work on the file.  I also was unable to get theming  
> to work or even basic feature selection, so there may be some  
> downsides to the speed.
>
> Could someone more knowledgeable about uDig try the benchmark and  
> see if it was just my inexperience causing these problems?
>
> Larry
>
> On 11/3/06, Paul Ramsey <pramsey at refractions.net> wrote:
> Try the uDig benchmark with the 1.1RC series... should be even faster.
>
> P
>
> On 3-Nov-06, at 11:33 AM, Sunburned Surveyor wrote:
>
> > Malte,
> >
> > I want to echo Larry's thanks for the benchmarl.
> >
> > 5X as slow. Man, that surprises me!
> >
> > Looks like we've got our work cut out for us.
> >
> > Does anyone remember the details about the problem Malte  
> mentioned of
> > OpenJUMP not freeing memeory after the layer is deleted. I'd really
> > like to take a closer look at that problem if we haven't fixed it  
> yet.
> >
> > SS
> >
> >
> >
> > On 11/3/06, Larry Becker <becker.larry at gmail.com > wrote:
> >> Hi Malte,
> >>
> >>   Thanks for the benchmark.  Looks like OJ has some room for
> >> improvement.
> >>
> >> Larry Becker
> >>
> >> On 11/3/06, Malte Weller < MalteWeller at web.de> wrote:
> >> > Hallo List,
> >> >
> >> > I tested the dataset with OpenJUMP 1.0.1 and uDig 1.0.6.
> >> >
> >> > OpenJump:
> >> > 7 seconds for loading and 13 seconds for display.
> >> >
> >> > uDig:
> >> > 4 seconds total.
> >> >
> >> > uDig is displaying the layer during the loading. It looks like
> >> they use
> >> > streaming as Martin said.
> >> >
> >> > But for me it is a bigger problem that I get  an Out of Memory
> >> Error
> >> > after deleting this layer and load it again.
> >> >
> >> > I'm not sure but seems that bug was mentioned sometimes before.
> >> >
> >> > Greetings,
> >> > Malte
> >> >
> >> >
> >> > _______________________________________________
> >> > jump-users mailing list
> >> > jump-users at lists.jump-project.org
> >> > http://lists.refractions.net/mailman/listinfo/jump-users
> >> >
> >> >
> >> >
> >> >
> >>
> >>
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> >>
> >>
> >>
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