Created
July 11, 2012 12:19
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Next power of two
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| #include <cmath> | |
| inline unsigned next_power_of_two(unsigned x) { | |
| return unsigned(exp2f(ceilf(log2f(float(x))))); | |
| } |
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Thanks, ola-ct. I too was aware of that solution, which can be found in Chapter 3 of the book Hacker's Delight.