On Tue, Jun 16, 2009 at 1:02 AM, Maarten Maathuis<[email protected]> wrote: > On Mon, Jun 15, 2009 at 11:23 AM, Soeren Sandmann<[email protected]> wrote: >> Maarten Maathuis <[email protected]> writes: >> >>> Does this make transformed composite (XRGB source) with no extending >>> ok again with regards to the black pixels that a lot of hw sample >>> outside the texture? >> >> It doesn't change that. >> >>> Previously it switched from being ok to being bad, i'm just curious if >>> it changed again? >> >> The RENDER spec says that for REPEAT_NONE, pixels outside the texture >> are 0, which is what pixman has always done for transformed images and >> in 0.16.0 will also do in the non-transformed case. Previously it >> would clip those pixels away and not do any compositing for them. >> >> For operators like SRC, this is the difference between leaving the >> destination in place and painting it transparent black. > > I'm still curious how a texture without alpha channel is supposed to > have transparent pixels.
This makes it hard to accelerate on most hardware as well. Alex _______________________________________________ xorg-devel mailing list [email protected] http://lists.x.org/mailman/listinfo/xorg-devel
