Re: [AD] question about opengl bitmaps

[ Thread Index | Date Index | More lists.liballeg.org/allegro-developers Archives ]


On 2008-03-24, Peter Hull <peterhull90@xxxxxxxxxx> wrote:
> As I understand it, that code is for pulling the image from VRAM into
> main memory, so it can be modified and re-uploaded when the region is
> unlocked. So I'm not sure why things seem to work if it is skipped. Is
> it because the font bitmap is never modified while the glyphs are
> being grabbed?

Ah, how could I miss that.  Can we somehow avoid that step in the usual case
when the copy in main memory is already up to date?

Peter





Mail converted by MHonArc 2.6.19+ http://listengine.tuxfamily.org/