| Re: [AD] C and ASM patch for linear blit + graphics.c +test.c |
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On 2006-08-08, Ron Novy <rsn1010011010@xxxxxxxxxx> wrote:
> I'm currently creating a patch for the C and ASM versions of the
> linear blit functions. The C version works like the ASM version by
> aligning the data and using 32-bit copys instead of a pixel-by-pixel
> copy. In most cases it is at least 2x faster and in some cases it is
> almost 4x faster then the pixel-by-pixel version. I also have a
> modification for the test program that profiles the memory->memory
> blits and a modification to graphics.c that aligns the first line of
> the bitmap (speeds up 32-bit and lower depths of certain widths) but I
> plan to make all these in separate patches so you can decide what to
> merge.
Great!
> My question is this.. Should I make patches for 4.2, 4.3 or both? I
> haven't got the newest 4.2 and 4.3 release on my PC yet so I'm not
> sure when they will be ready.
The 4.2 and 4.3 code bases have not diverged in the graphics code, so
just make them against 4.2 (SVN, preferably).
Peter