[Mesa-dev] [PATCH 05/18] i965: Reuse our VBO for streaming fast-clear vertices

Kenneth Graunke kenneth at whitecape.org
Mon Jul 6 09:43:55 PDT 2015

On Monday, July 06, 2015 11:33:10 AM Chris Wilson wrote:
> Rather than allocating a fresh page every time we clear a buffer, keep
> that page around between invocations by tracking the last used offset
> and only allocating a fresh page when we wrap.
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> ---
>  src/mesa/drivers/dri/i965/brw_meta_fast_clear.c | 17 ++++++++++++++---
>  1 file changed, 14 insertions(+), 3 deletions(-)

This looks okay to me.  Do you have any performance data to justify the
extra complexity?
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