| Re: [AD] Memory Bitmap to Display blit slow? |
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- To: "Coordination of admins/developers of the game programming library Allegro" <alleg-developers@xxxxxxxxxx>
- Subject: Re: [AD] Memory Bitmap to Display blit slow?
- From: "Trent Gamblin" <trent@xxxxxxxxxx>
- Date: Sun, 1 Mar 2009 08:07:11 -0700 (MST)
On Sun, March 1, 2009 7:48 am, Elias Pschernig said:
> The one case where you use
>
> al_set_blender(ALLEGRO_ONE, ALLEGRO_ZERO, {1,1,1,1}) actually uses an
> optimized path - it just was disabled except in release mode.
For normal blits, yes. For scaled blits though, the pixel formats of the
src and dst have to match also. Remember, this was done to reduce
code size and compile time.
Trent :{)>