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gallium: added mem_dup()

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This commit is contained in:
Brian 2008-02-06 09:28:20 -07:00
parent 31c98eafb0
commit c8af89cf72
1 changed files with 14 additions and 0 deletions
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14
src/mesa/pipe/p_util.h
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@ -183,6 +183,20 @@ align_free(void *ptr)
/**
* Duplicate of a block of memory
*/
static INLINE void *
mem_dup(const void *src, uint size)
{
void *dup = malloc(size);
if (dup)
memcpy(dup, src, size);
return dup;
}
#define CLAMP( X, MIN, MAX ) ( (X)<(MIN) ? (MIN) : ((X)>(MAX) ? (MAX) : (X)) ) #define CLAMP( X, MIN, MAX ) ( (X)<(MIN) ? (MIN) : ((X)>(MAX) ? (MAX) : (X)) )
#define MIN2( A, B ) ( (A)<(B) ? (A) : (B) ) #define MIN2( A, B ) ( (A)<(B) ? (A) : (B) )
#define MAX2( A, B ) ( (A)>(B) ? (A) : (B) ) #define MAX2( A, B ) ( (A)>(B) ? (A) : (B) )