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EnumMin, EnumMax

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Pavel Kirienko
2015-07-10 17:11:09 +03:00
parent 17aeaf2d0a
commit 37a8562961
1 changed files with 18 additions and 0 deletions
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libuavcan/include/uavcan/util/templates.hpp
+18
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@@ -175,6 +175,24 @@ To coerceOrFallback(const From& from)
* @}
*/
/**
* Selects smaller value
*/
template <long A, long B>
struct EnumMin
{
enum { Result = (A < B) ? A : B };
};
/**
* Selects larger value
*/
template <long A, long B>
struct EnumMax
{
enum { Result = (A > B) ? A : B };
};
/**
* Compile time square root for integers.
* Useful for operations on square matrices.