UE4 demos used to render fine but now with current master there are errors. Attaching screenshots ...
Created attachment 104869 [details]
correct rendering of floor tiles
Created attachment 104870 [details]
These errors happened on Ivybridge laptop and screenshots were taken from "Mobile Temple" available here:
will try to bisect ..
This is really a pain to bisect, there are likely several issues around. However for this one, last good commit is 8ad7c19. Looks like something in the ARB_copy_image series seems to cause things to fail, or maybe UE4 is a user for the extension.
--- 8< ---
Author: Jason Ekstrand <email@example.com>
Date: Fri Jun 27 16:05:37 2014 -0700
i965: Add support for ARB_copy_image
This, together with the meta path, provides a complete implemetation of
v2: Add a fallback memcpy path for when the texture is too big for the
v3: Properly support copying between two places on the same texture in the
v4: Properly handle blit between the same two images in the fallback path
v5: Properly handle blit between the same two compressed images in the
v6: Fix a typo in a comment
Signed-off-by: Jason Ekstrand <firstname.lastname@example.org>
Reviewed-by: Neil Roberts <email@example.com>
Not sure where you dug that old e-mail address up from. Haven't recieved anything useful there in years. Re-assigning to my active account.
(In reply to comment #5)
> Not sure where you dug that old e-mail address up from. Haven't recieved
> anything useful there in years. Re-assigning to my active account.
Sorry, that's what bugzilla had when I searched you in the 'Assigned to' field. Will use the new one from now on. Let me know if you need some help with this, I can try to debug as well.
Should be fixed by this series:
on Feb 26, 2017 at 07:41:02.
(provided by the Example extension).