Morpheus_Utils_Impl.hpp

 
#ifndef MORPHEUS_IMPL_DIA_UTILS_IMPL_HPP
#define MORPHEUS_IMPL_DIA_UTILS_IMPL_HPP
 
#include <Morpheus_Macros.hpp>
 
namespace Morpheus {
namespace Impl {
 
// Calculates padding to align the data based on the current length
template <typename T>
MORPHEUS_INLINE_FUNCTION const T get_pad_size(T len, T alignment) {
  return alignment * ((len + alignment - 1) / alignment);
}
 
template <typename T>
bool exceeds_tolerance(const T num_rows, const T num_entries,
                       const T num_diagonals) {
  const float max_fill   = 10.0;
  const float threshold  = 100e6;  // 10M entries
  const float size       = float(num_diagonals) * float(num_rows);
  const float fill_ratio = size / std::max(1.0f, float(num_entries));
 
  bool res = false;
  if (fill_ratio > max_fill && size > threshold) {
    res = true;
  }
 
  return res;
}
 
}  // namespace Impl
}  // namespace Morpheus
 
#endif  // MORPHEUS_IMPL_DIA_UTILS_IMPL_HPP