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util: add MIN4, MAX4

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Keith Whitwell
2010-08-26 20:03:03 +01:00
parent b91553355f
commit e826d0e817
1 changed files with 3 additions and 0 deletions
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src/gallium/auxiliary/util/u_math.h
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@@ -566,6 +566,9 @@ util_bswap16(uint16_t n)
#define MIN3( A, B, C ) MIN2( MIN2( A, B ), C )
#define MAX3( A, B, C ) MAX2( MAX2( A, 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 ), MIN2(C, D) )
/**
* Align a value, only works pot alignemnts.