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Diffstat (limited to 'ACE/ace/OS_NS_math.inl')
-rw-r--r-- | ACE/ace/OS_NS_math.inl | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/ACE/ace/OS_NS_math.inl b/ACE/ace/OS_NS_math.inl new file mode 100644 index 00000000000..3cc3e37a5b5 --- /dev/null +++ b/ACE/ace/OS_NS_math.inl @@ -0,0 +1,41 @@ +// -*- C++ -*- +// +// $Id$ + +ACE_BEGIN_VERSIONED_NAMESPACE_DECL + +namespace ACE_OS { + + ACE_INLINE double + floor (double x) + { + // This method computes the largest integral value not greater than x. + if(x > 0) + return static_cast<long> (x); + else if (static_cast<long> (x) == x) + return x; + else + return static_cast<long>(x) - 1; + } + + ACE_INLINE double + ceil (double x) + { + // This method computes the smallest integral value not less than x. + if (x < 0) + return static_cast<long> (x); + else if (static_cast<long> (x) == x) + return x; + else + return static_cast<long> (x) + 1; + } + + ACE_INLINE double + log2 (double x) + { + return ace_log2_helper (x); + } + +} // ACE_OS namespace + +ACE_END_VERSIONED_NAMESPACE_DECL |