oh_my_loam/common/utils.cc

22 lines
567 B
C++

#include "utils.h"
namespace oh_my_loam {
double NormalizeAngle(double ang) {
const double& two_pi = 2 * M_PI;
return ang - two_pi * std::floor((ang + M_PI) / two_pi);
}
const std::vector<int> Range(int begin, int end, int step) {
ACHECK(step != 0) << "Step must non-zero";
int num = (end - begin) / step;
if (num <= 0) return {};
end = begin + step * num;
std::vector<int> seq(num);
for (int i = begin; i != end; i += step) seq[i] = i;
return seq;
}
const std::vector<int> Range(int end) { return Range(0, end, 1); }
} // namespace oh_my_loam