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Subject: Re: Problem with Object Oriented Design (programming issue)

Author: Dave Gomboc

Date: 19:16:30 09/21/03

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On September 21, 2003 at 20:07:14, Vincent Diepeveen wrote:

>On September 20, 2003 at 15:58:03, Dave Gomboc wrote:
>
>>On September 15, 2003 at 19:28:39, Mathieu Pagé wrote:
>>
>>>In fact I have not yet implementing dynamic allocation.
>>>
>>>I'm pretty sure it's about too much constructor executing.
>>>
>>>I'd like to know if someone had ever experiments which overhead (%) should I
>>>expect when porting non-OO chess engine to OO ?
>>>
>>>Thanks for your help, i'will give a try to your idea when implementing dynamic
>>>allocation.
>>>
>>>Mathieu Pagé
>>
>>I'd expect zero overhead.
>
>then he's not using real OO features.
>
>As soon as you start using advanced stuff from object oriented programming, then
>overhead is *huge*.
>
>Let's assume for example a neat OO program that's allocating and deallocating
>objects of course. That's real neat OO programming.
>
>What junior team and others do in c++ is by no means what i call the real OO
>features.
>
>The real OO features are dead slow for chess :)
>
>>Dave

You don't need complicated inheritance hierarchies for a chess program.

Dave



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