[Mesa-dev] [PATCH] mesa/st: swap order of clear() and clear_with_quad()

[Eric Anholt]

Rob Clark <robdclark at gmail.com> writes:

> If we can't clear all the buffers with pctx->clear() (say, for example,
> because of ColorMask), push the buffers we *can* clear with pctx->clear()
> first.  Tilers want to see clears coming before draws to enable fast-
> paths, and clearing one of the attachments with a quad-draw first
> confuses that logic.

Oh, nice!

Reviewed-by: Eric Anholt <eric at anholt.net>

Though it feels pretty silly that the ->clear() caller needs a
clear_with_quad implementation when the ->clear() implementation in the
driver also needs a clear_with_quad implementation for non-fast-cleared
buffers.  :/
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