On Tue, Jun 27, 2017 at 02:54:56PM +0200, Wladimir J. van der Laan wrote:
> Add support for ETC2 compressed textures in the etnaviv driver.
>
> One step closer towards GL ES 3 support.
>
> For now, treat SRGB and RGB formats the same. It looks like these are
> distinguished using a different bit in sampler state, and not part of
> the format, but I have not yet been able to confirm this for sure.
Signed-off-by: Wladimir J. van der Laan <laa...@gmail.com>
> ---
> src/gallium/drivers/etnaviv/etnaviv_format.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> This is rebased to the new version of the extended texture patchset.
>
> diff --git a/src/gallium/drivers/etnaviv/etnaviv_format.c
> b/src/gallium/drivers/etnaviv/etnaviv_format.c
> index c7c032a..cb67060 100644
> --- a/src/gallium/drivers/etnaviv/etnaviv_format.c
> +++ b/src/gallium/drivers/etnaviv/etnaviv_format.c
> @@ -234,6 +234,17 @@ static struct etna_format formats[PIPE_FORMAT_COUNT] = {
> _T(DXT3_RGBA, DXT2_DXT3, SWIZ(X, Y, Z, W), NONE),
> _T(DXT5_RGBA, DXT4_DXT5, SWIZ(X, Y, Z, W), NONE),
>
> + _T(ETC2_RGB8, EXT_NONE | EXT_FORMAT,
> SWIZ(X, Y, Z, W), NONE), /* Extd. format NONE doubles as ETC2_RGB8 */
> + _T(ETC2_SRGB8, EXT_NONE | EXT_FORMAT,
> SWIZ(X, Y, Z, W), NONE),
> + _T(ETC2_RGB8A1, EXT_RGB8_PUNCHTHROUGH_ALPHA1_ETC2 | EXT_FORMAT,
> SWIZ(X, Y, Z, W), NONE),
> + _T(ETC2_SRGB8A1, EXT_RGB8_PUNCHTHROUGH_ALPHA1_ETC2 | EXT_FORMAT,
> SWIZ(X, Y, Z, W), NONE),
> + _T(ETC2_RGBA8, EXT_RGBA8_ETC2_EAC | EXT_FORMAT,
> SWIZ(X, Y, Z, W), NONE),
> + _T(ETC2_SRGBA8, EXT_RGBA8_ETC2_EAC | EXT_FORMAT,
> SWIZ(X, Y, Z, W), NONE),
> + _T(ETC2_R11_UNORM, EXT_R11_EAC | EXT_FORMAT,
> SWIZ(X, Y, Z, W), NONE),
> + _T(ETC2_R11_SNORM, EXT_SIGNED_R11_EAC | EXT_FORMAT,
> SWIZ(X, Y, Z, W), NONE),
> + _T(ETC2_RG11_UNORM, EXT_RG11_EAC | EXT_FORMAT,
> SWIZ(X, Y, Z, W), NONE),
> + _T(ETC2_RG11_SNORM, EXT_SIGNED_RG11_EAC | EXT_FORMAT,
> SWIZ(X, Y, Z, W), NONE),
> +
> /* YUV */
> _T(YUYV, YUY2, SWIZ(X, Y, Z, W), YUY2),
> _T(UYVY, UYVY, SWIZ(X, Y, Z, W), NONE),
> --
> 2.7.4
>
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