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This commit is contained in:
Andrei Astafev
2020-04-22 20:24:13 +03:00
parent 352bf756bd
commit d6143953f6
21 changed files with 322 additions and 276 deletions
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57
src/myx/math/almost_equal_relative_and_abs.cpp
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@ -1,56 +1 @@
#include <myx/math/almost_equal_relative_and_abs.hpp>
#include <cmath>
namespace myx {
namespace math {
bool almost_equal_relative_and_abs( const float a, const float b,
const float maxAbsDiff, const float maxRelDiff )
{
// Check if the numbers are really close -- needed
// when comparing numbers near zero.
float diff = fabsf( a - b );
if ( diff <= maxAbsDiff )
{
return( true );
}
float aN = fabsf( a );
float bN = fabsf( b );
float largest = ( bN > aN ) ? bN : aN;
if ( diff <= largest * maxRelDiff )
{
return( true );
}
return( false );
}
bool almost_equal_relative_and_abs( const double a, const double b,
const double maxAbsDiff, const double maxRelDiff )
{
// Check if the numbers are really close -- needed
// when comparing numbers near zero.
double diff = fabs( a - b );
if ( diff <= maxAbsDiff )
{
return( true );
}
double aN = fabs( a );
double bN = fabs( b );
double largest = ( bN > aN ) ? bN : aN;
if ( diff <= largest * maxRelDiff )
{
return( true );
}
return( false );
}
} // namespace math
} // namespace myx
#include <myx/math/almost_equal_relative_and_abs-inl.hpp>