.. _program_listing_file_include_flamegpu_detail_numeric.h:

Program Listing for File numeric.h
==================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_flamegpu_detail_numeric.h>` (``include/flamegpu/detail/numeric.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #ifndef INCLUDE_FLAMEGPU_DETAIL_NUMERIC_H_
   #define INCLUDE_FLAMEGPU_DETAIL_NUMERIC_H_
   
   #include <algorithm>
   #include <limits>
   #include <cmath>
   
   namespace flamegpu {
   namespace detail {
   namespace numeric {
   
   template <typename T>
   bool approxExactlyDivisible(T x, T y) {
       // Scale machine epsilon by the magnitude of the larger value
       T scaledEpsilon = std::max(std::abs(x), std::abs(y)) * std::numeric_limits<T>::epsilon();
       // Compute the remainder
       T v = std::fmod(x, y);
       // approx equal if the remainder is within scaledEpsilon of 0 or b (fmod(1, 0.05f) returns ~0.05f)
       return v <= scaledEpsilon || v > y - scaledEpsilon;
   }
   
   }  // namespace numeric
   }  // namespace detail
   }  // namespace flamegpu
   
   #endif  // INCLUDE_FLAMEGPU_DETAIL_NUMERIC_H_