mirror of
https://github.com/mangosfour/server.git
synced 2025-12-13 13:37:05 +00:00
41 lines
823 B
C++
41 lines
823 B
C++
// -*- C++ -*-
|
|
//
|
|
// $Id: OS_NS_math.inl 80826 2008-03-04 14:51:23Z wotte $
|
|
|
|
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
|