xwayland: Set glamor filter to nearest
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>
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@ -137,6 +137,9 @@ xwl_glamor_create_pixmap_for_bo(ScreenPtr screen, struct gbm_bo *bo, int depth)
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glGenTextures(1, &xwl_pixmap->texture);
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glBindTexture(GL_TEXTURE_2D, xwl_pixmap->texture);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
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glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, xwl_pixmap->image);
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glBindTexture(GL_TEXTURE_2D, 0);
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