Add idiv & imod functions

2021-03-12 14:42:31 +03:00 · 2021-03-12 14:42:31 +03:00 · ee2f5960f4
commit ee2f5960f4
parent c835925ca7
1 changed files with 12 additions and 0 deletions
--- a/libs/geom/include/psemek/geom/math.hpp
+++ b/libs/geom/include/psemek/geom/math.hpp
@ -118,4 +118,16 @@ namespace psemek::geom
 		return std::atan2(y, x);
 	}

+	template <typename T>
+	T idiv(T x, T m)
+	{
+		return (x >= 0) ? (x / m) : -((- x + m - 1) / m);
+	}
+
+	template <typename T>
+	T imod(T x, T m)
+	{
+		return x - m * idiv(x, m);
+	}
+
 }