Re: [GSoC 2013] Speed ups for large documents

Martin,

Some nice links you have shared! :) thanks!

On Wed, Apr 24, 2013 at 11:19 AM, Martin Sevior <msevior@gmail.com> wrote:
>
> Hi everyone,
>
> I suspect that most of the slowdowns will occur in the "breakSection"
> method located in:
>
> src/text/fmt/xp/ fb_ColumnBreaker.(cpp,h)
>
> This is the code that assembles lines into columns shown on screen.
>
> There is a nice collection of documentation on how abiword works here.
>
> http://www.abisource.com/wiki/AbiWordDevelopment
>
> There is a large and long discussion on performance issues on that webpage.
>
> It is a fair bit out of date as Simon Larachelle has put in a lot of
> fixes that have improved our Table performance. There have also been a
> number of fixes to improve loading speed of large documents but
> editing speed remains an issue that I'd like to see fixed.
>
> To get an overall idea on how abiword works I suggest you look at the
> GUADEC 4 and GAUDEC 5 presentation that have been made on abiword.
> These are located on this webpage:
>
> http://www.abisource.com/papers/
>
> There is also a nice description on how it all works in my
> linuxconf.au (2008) presentation:
>
> http://mirror.linux.org.au/pub/linux.conf.au/2008/slides/083-AbiCollab.odp
>
> Video capture:
>
> http://mirror.linux.org.au/pub/linux.conf.au/2008/Wed/mel8-083.ogg
>
> However please understand that this is a genuine research project. We
> are interested in students who can identify and solve problems on
> their own. So please take this information, start up your own
> profiling application, and look to find out where the bottlenecks for
> abiword really are.
>
> Then explain to us in your application how you intend to fix them.
>
> Cheers
>
> Martin
>
>
>
> On 24 April 2013 15:24, Sai Krishna <saikrishna17394@gmail.com> wrote:
>> Hi Martin,
>> Even I am interested in taking the "Speed Ups for Large Documents"
>> project. I'm Krishna, CS student at the Indian Institute of
>> Technology(IIT),Bombay.
>>
>> I comleted building the project.
>> http://www.cse.iitb.ac.in/~saikrishna/build.png
>>
>> I want to read the base code related to the project. Can you help me
>> where to start with.
>>
>> Thanks,
>> Sai Krishna
>>
>> On Wed, Apr 24, 2013 at 10:22 AM, Martin Sevior <msevior@gmail.com> wrote:
>>>
>>> Hi Catalin,
>>>
>>> Thank you for your interest. Please subscribe to the abiword-dev
>>> mailing to continue to have this conversation in public. I'm cc'ing
>>> abiword-dev in this reply.
>>>
>>> My main suggestion is for you to investigate a profiling application
>>> to directly determine what the bottlenecks are. If you use:
>>>
>>> http://www.gutenberg.org/ebooks/2981.txt.utf-8
>>>
>>> This is a 3000-page plain text document which you can use to test
>>> abiword performance. Try editting at the start and end of the
>>> document. Use the results of your investigations to write your
>>> application to GSoC. We're very interested in students you can frame
>>> and solve problems independently.
>>>
>>> Cheers
>>>
>>> Martin
>>>
>>>
>>> On 24 April 2013 05:24, Catalin Usurelu <catalin.usurelu5@gmail.com> wrote:
>>>>
>>>> Hi,
>>>>
>>>> My name is Catalin Usurelu, I'm a CS student at the Politehnica
>>>> University of Bucharest and I'm interested in the "Speed ups for large
>>>> documents" project.
>>>>
>>>> I remember it was posted 2 years ago, and from what I see, last year
>>>> also, so I guess either no one took it, or there were other more
>>>> important projects which were selected. I didn't have much technical
>>>> knowledge back then, but now I'm confident I could make important
>>>> contributions to the project.
>>>>
>>>> I already built abiword and completed the additional requirements:
>>>> http://i.imgur.com/NJCldHs.png
>>>> I also noticed something ... the Insert menu button seams to grey out
>>>> after inserting an image, I'll look into that.
>>>>
>>>> I'll try to find some bugs and fix them. If someone could point out
>>>> some bugs related to the project, I would really appreciate it.
>>>>
>>>> Thank you,
>>>> Catalin Usurelu

-- 
Vidhoon Viswanathan
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