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xwayland: Set glamor filter to nearest

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glEGLImageTargetTexture2DOES only set the first level.
Mesa handles this new texture as incomplete and renders a black screen.
We also want to prevent linear filtering.

https://bugs.freedesktop.org/show_bug.cgi?id=81800

Signed-off-by: Markus Wick <markus@selfnet.de>
Reviewed-and-Tested-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Markus Wick 2015-01-15 22:03:18 +01:00 • committed by Keith Packard
parent 5f2e8ac51c
commit 5af2f5b7d2
1 changed files with 3 additions and 0 deletions
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hw/xwayland/xwayland-glamor.c
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@ -137,6 +137,9 @@ xwl_glamor_create_pixmap_for_bo(ScreenPtr screen, struct gbm_bo *bo, int depth)
glGenTextures(1, &xwl_pixmap->texture);
glBindTexture(GL_TEXTURE_2D, xwl_pixmap->texture);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, xwl_pixmap->image);
glBindTexture(GL_TEXTURE_2D, 0);