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Re: [pygame] 2D Vector Class



thanks :)

On 5/17/07, Alex Holkner <aholkner@xxxxxxxxxxxxxx> wrote:
Here's the head of the thread:

http://aspn.activestate.com/ASPN/Mail/Message/pygame-users/3231069

and here are those benchmarks I was talking about:

http://aspn.activestate.com/ASPN/Mail/Message/pygame-users/3233961

Alex.

On 17/05/2007, at 10:06 AM, René Dudfield wrote:

> Have you got a link to that thread?  or do you remember the subject?
>
> On 5/17/07, Alex Holkner <aholkner@xxxxxxxxxxxxxx> wrote:
>>
>>
>>
>>
>>
>> So, I've been working on a simple physics system, and have gotten
>> to the
>> point where passing around a tuple just isn't cutting it. Can anybody
>> suggest a good 2D vector implementation?This thread came up
>> sometime last
>> year, and several implementations were put forward.
>>
>> If you're happy to put all of your vectors into a single numpy/
>> numeric
>> array, that is the fastest approach.
>>
>> CGKit (http://cgkit.sourceforge.net/) is a C extension which is
>> the fastest
>> vector-is-an-object implementation.  Unless things have changed
>> recently
>> though, this library is a nightmare to compile and install.
>>
>> For pure Python, the fastest implementation is my euclid module:
>> http://partiallydisassembled.net/euclid.html (some
>> comparison results were posted in the previous thread).
>>
>> Cheers
>> Alex.
>