[gameprogrammer] Re: faster lookup, lists, vectors, maps?
- From: Matthew Weigel <unique@xxxxxxxxxxx>
- To: gameprogrammer@xxxxxxxxxxxxx
- Date: Fri, 13 Jul 2007 12:03:06 -0500
Madison McGaffin wrote:
>> Hash table will be fastest. It borders on almost O(1) if you set the
>> hash table to be a proper size to your intended use.
>
> That said, you'll need to look elsewhere or write your own hashtable if
> you want one. The STL doesn't include one.
However, TR1 does - std::tr1::unordered_map, I believe. If you're
sticking with one compiler, you can probably use stdext::hash_map, but
Dr. Dobb's Journal claims that the versions provided with GCC and Visual
Studio are incompatible (I haven't looked too closely at how).
--
Matthew Weigel
hacker
unique@xxxxxxxxxxx
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