Re: FW: [patch] gl: disable GL_DITHER
Bill Spitzak <[email protected]>
| Newsgroups | gmane.comp.lib.cairo |
|---|---|
| Message-ID | <[email protected]> |
Doesn't it make smooth gradients not have banding? Maybe turn it only only when rendering a gradient. Chris Wilson wrote: > On Thu, Feb 14, 2013 at 07:22:45PM +0000, Henry (Yu) Song - SISA wrote: >> re-post patch >> ________________________________________ >> From: Henry (Yu) Song - SISA >> Sent: Tuesday, January 29, 2013 9:30 AM >> To: [email protected] >> Subject: [patch] gl: disable GL_DITHER >> >> gl: disable GL_DITHER >> >> Leaving GL_DITHER enabled (by default) causes color pixel mismatch on >> some drivers by comparing uploading then glReadPixels and original image > > I've pushed it. I had a moment of doubt, thinking that maybe we should > respect GL_DITHER when rendering to the destination, and turn off > differing around Draw/ReadPixels. > > Getting that right is easier once someone has a use case for GL_DITHER. > -Chris > -- cairo mailing list [email protected] http://lists.cairographics.org/mailman/listinfo/cairo