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16 lines
449 B
C
16 lines
449 B
C
#ifndef TOOLS_H_
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#define TOOLS_H_
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#define ABS(x) ( (x) >= (0) ? (x) : (-(x)) )
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#define LIMIT(x, min, max) \
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({ \
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typeof( x ) _x = x; \
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typeof( min ) _min = min; \
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typeof( max ) _max = max; \
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( ( ( _x ) < ( _min ) ) ? ( _min ) : ( ( _x ) > ( _max ) ) ? ( _max) : ( _x ) ); \
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})
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#define ALIGN(x) (((x) + 3) & ~3)
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#define ALIGN32(x) (((x) + 31) & ~31)
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#endif
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