NuBlt Update

Eddie Cottongim cottonsqueak at earthlink.net
Thu Mar 22 04:29:34 UTC 2007


Because I'm sick of it.

Damien Cassou wrote:
> Why don't you finish what you have done so that everybody can us it
> and be happy?
>
> 2007/3/21, Eddie Cottongim <cottonsqueak at earthlink.net>:
>> I thought I'd give an update on my BitBlt reimplementation in case
>> anyone was interested for SoC or otherwise.
>>
>> Since I last mentioned it here, I've moved it to Slang, so it is
>> developed and built similarly to the regular BitBlt. Large portions are
>> auto-generated from templates (namely many of the combination rules and
>> pixel depth conversion), cutting down the amount of real code to be
>> developed. While it can't yet run a Squeak image (well, not for
>> long...), it can run some basic benchmarks and tests on itself. There
>> are bugs, but it will at least run most of the internal benchmarks. The
>> performance is promising, with most supported operations being faster
>> than stock BitBlt, and a few being slower (these need to be
>> special-cased). Some operations will not be supported soon, especially
>> the WarpBlt functionality.
>>
>> I'm no longer working heavily on this, but do occasionally open it up to
>> fix bugs, add docs, etc.
>>
>> The latest dump is available at:
>> http://home.earthlink.net/~cottongim/NuBltMar21-2007.st.gz
>>
>> Eddie
>>
>>
>
>




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