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author | Dave Airlie <airlied@redhat.com> | 2016-10-14 13:10:26 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2016-10-19 09:05:25 +1000 |
commit | 78bce52f9a57ea020ef7b9386216efe151be9542 (patch) | |
tree | 52a93a0beed3a6327537fa80bc861465b141acd5 /src/util | |
parent | f5daaba0fdd842bf04ede903aea3e63d10a27c6e (diff) | |
download | external_mesa3d-78bce52f9a57ea020ef7b9386216efe151be9542.zip external_mesa3d-78bce52f9a57ea020ef7b9386216efe151be9542.tar.gz external_mesa3d-78bce52f9a57ea020ef7b9386216efe151be9542.tar.bz2 |
util: move min/max/clamp macros to util macros.h
Although the vulkan drivers include mesa macros.h, for
radv I'd like to move away from that.
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Acked-by: Jason Ekstrand <jason@jlekstrand.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'src/util')
-rw-r--r-- | src/util/macros.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/util/macros.h b/src/util/macros.h index 9dea2a0..27d1b62 100644 --- a/src/util/macros.h +++ b/src/util/macros.h @@ -229,4 +229,17 @@ do { \ /** Compute ceiling of integer quotient of A divided by B. */ #define DIV_ROUND_UP( A, B ) ( (A) % (B) == 0 ? (A)/(B) : (A)/(B)+1 ) +/** Clamp X to [MIN,MAX] */ +#define CLAMP( X, MIN, MAX ) ( (X)<(MIN) ? (MIN) : ((X)>(MAX) ? (MAX) : (X)) ) + +/** Minimum of two values: */ +#define MIN2( A, B ) ( (A)<(B) ? (A) : (B) ) + +/** Maximum of two values: */ +#define MAX2( A, B ) ( (A)>(B) ? (A) : (B) ) + +/** Minimum and maximum of three values: */ +#define MIN3( A, B, C ) ((A) < (B) ? MIN2(A, C) : MIN2(B, C)) +#define MAX3( A, B, C ) ((A) > (B) ? MAX2(A, C) : MAX2(B, C)) + #endif /* UTIL_MACROS_H */ |