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blladnar/stopwatch

Created October 28, 2011 13:58
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Stopwatch for timing stuff
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stopwatch
#import <mach/mach_time.h>
#define StopWatchStart() uint64_t startTime = mach_absolute_time()
#define StopWatchEnd(caption) uint64_t elapsed = mach_absolute_time() - startTime; static mach_timebase_info_data_t sTimebaseInfo; if ( sTimebaseInfo.denom == 0 ) { (void) mach_timebase_info(&sTimebaseInfo); } uint64_t elapsedNano = elapsed * sTimebaseInfo.numer / sTimebaseInfo.denom / 1000000; DLog(@"%s: %qu ms\n", caption, elapsedNano)
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