work.hpp

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#pragma once
 
#include <cassert>
 
namespace aligator {
namespace gar {
using uint = unsigned int;
 
struct workrange_t {
  uint beg;
  uint end;
};
 
inline workrange_t get_work(uint horz, uint tid, uint num_threads) {
  uint start = tid * (horz + 1) / num_threads;
  uint stop = (tid + 1) * (horz + 1) / num_threads;
  assert(stop <= horz + 1);
  return {start, stop};
}
 
} // namespace gar
} // namespace aligator