[Mesa-dev] [PATCH v2 2/2] st/mesa: provide GL_OES_copy_image support by caching the original ETC data
imirkin at alum.mit.edu
Thu Jul 28 15:35:34 UTC 2016
Praise from Caesar is praise indeed :) Is that a R-b, or just saying
it for posterity?
On Thu, Jul 28, 2016 at 7:25 AM, Marek Olšák <maraeo at gmail.com> wrote:
> Well, I couldn't find anything wrong with this.
> On Sat, Jul 16, 2016 at 6:21 PM, Ilia Mirkin <imirkin at alum.mit.edu> wrote:
>> The additional provision of GL_OES_copy_image is that it work for ETC.
>> However many desktop GPUs don't have native ETC support, so st/mesa does
>> the decoding by hand. Instead of discarding the compressed data, keep it
>> around in CPU memory. Use it when performing image copies.
>> Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
>> docs/GL3.txt | 2 +-
>> docs/relnotes/12.1.0.html | 1 +
>> src/mesa/state_tracker/st_cb_copyimage.c | 96 +++++++++++++++++++++++++++++++-
>> src/mesa/state_tracker/st_cb_texture.c | 77 +++++++++++++++++--------
>> src/mesa/state_tracker/st_extensions.c | 12 +---
>> src/mesa/state_tracker/st_texture.h | 7 ++-
>> 6 files changed, 156 insertions(+), 39 deletions(-)
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