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gallium/util: Implement util_format_is_etc

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This is the equivalent of util_format_is_s3tc, but for ETC.

Signed-off-by: Wladimir J. van der Laan <laanwj@gmail.com>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
This commit is contained in:
Wladimir J. van der Laan 2017-07-18 12:01:13 +02:00 • committed by Lucas Stach
parent c1a29e104c
commit c8fe372a15
1 changed files with 13 additions and 0 deletions
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13
src/gallium/auxiliary/util/u_format.h
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@ -495,6 +495,19 @@ util_format_is_s3tc(enum pipe_format format)
return desc->layout == UTIL_FORMAT_LAYOUT_S3TC ? TRUE : FALSE;
}
static inline boolean
util_format_is_etc(enum pipe_format format)
{
const struct util_format_description *desc = util_format_description(format);
assert(desc);
if (!desc) {
return FALSE;
}
return desc->layout == UTIL_FORMAT_LAYOUT_ETC ? TRUE : FALSE;
}
static inline boolean
util_format_is_srgb(enum pipe_format format)
{