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util: make macros MIN3, MAX3, MIN4, MAX4 little more efficient

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Marek Olšák
2011-04-27 12:54:24 +02:00
parent 069a9766a9
commit b8de75d537
1 changed files with 4 additions and 4 deletions
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src/gallium/auxiliary/util/u_math.h
+4 -4
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@@ -581,11 +581,11 @@ util_bswap16(uint16_t n)
#define MIN2( A, B ) ( (A)<(B) ? (A) : (B) )
#define MAX2( A, B ) ( (A)>(B) ? (A) : (B) )
#define MIN3( A, B, C ) MIN2( MIN2( A, B ), C )
#define MAX3( A, B, C ) MAX2( MAX2( A, B ), C )
#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))
#define MIN4( A, B, C, D ) MIN2( MIN2( A, B ), MIN2(C, D) )
#define MAX4( A, B, C, D ) MAX2( MAX2( A, B ), MAX2(C, D) )
#define MIN4( A, B, C, D ) ((A) < (B) ? MIN3(A, C, D) : MIN3(B, C, D))
#define MAX4( A, B, C, D ) ((A) > (B) ? MAX3(A, C, D) : MAX3(B, C, D))
/**