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#ifndef UTIL_MATH_H_2020227_
#define UTIL_MATH_H_2020227_
namespace util {
//------------------------------------------------------------------------------
// Name: percentage
// Desc: calculates how much of a multi-region byte search we have completed
//------------------------------------------------------------------------------
template <class N1, class N2, class N3, class N4>
int percentage(N1 regions_finished, N2 regions_total, N3 bytes_done, N4 bytes_total) {
// how much percent does each region account for?
const auto region_step = 1.0f / static_cast<float>(regions_total) * 100.0f;
// how many regions are done?
const float regions_complete = region_step * regions_finished;
// how much of the current region is done?
const float region_percent = region_step * static_cast<float>(bytes_done) / static_cast<float>(bytes_total);
return static_cast<int>(regions_complete + region_percent);
}
//------------------------------------------------------------------------------
// Name: percentage
// Desc: calculates how much of a single-region byte search we have completed
//------------------------------------------------------------------------------
template <class N1, class N2>
int percentage(N1 bytes_done, N2 bytes_total) {
return percentage(0, 1, bytes_done, bytes_total);
}
}
#endif
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