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maths: add divide-and-round-up

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This commit is contained in:
Danny Robson 2014-04-16 19:17:15 +10:00
parent 16b81f2a07
commit b26449fd5f
1 changed files with 6 additions and 0 deletions
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6
maths.hpp
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@ -60,6 +60,12 @@ unsigned
digits (const T& value) pure; digits (const T& value) pure;
template <typename T>
T
divup (const T a, const T b)
{ return (a + b - 1) / a; }
/** /**
* Check if two floating point numbers are approximately equal. Returns true * Check if two floating point numbers are approximately equal. Returns true
* if the difference is less than a percentage of each individual value. * if the difference is less than a percentage of each individual value.