Intel Has Buggy HiZ Support Published

Chad Versace of Intel has published a set of nineteen patches to the Mesa mailing list that implement HiZ and depth resolve support for the Intel Linux graphics driver. Unfortunately, it’s not without some regressions.

While the patches are there for hierarchical Z (HiZ) support on Intel hardware, the feature isn’t enabled by default as it can result in some Piglit regresssions and problems with mip-mapped depth textures.

Read more at Phoronix

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