X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fmath%2Futility.h;fp=src%2Fmath%2Futility.h;h=2111df0dcf689ec6f8d2f701994439d25cf3c4a3;hb=06db9f596cd1c5aa4c0832b387882f7c74c1b4c0;hp=0000000000000000000000000000000000000000;hpb=a3ba4dc677ad7c92eeb78b20b642241563605c9d;p=l2e.git

diff --git a/src/math/utility.h b/src/math/utility.h
new file mode 100644
index 0000000..2111df0
--- /dev/null
+++ b/src/math/utility.h
@@ -0,0 +1,18 @@
+#ifndef MATH_UTILITY_H_
+#define MATH_UTILITY_H_
+
+
+namespace math {
+
+template<class Int>
+Int DistanceShift(Int what, int lhs, int rhs) {
+	if (lhs < rhs) {
+		return what >> (rhs - lhs);
+	} else {
+		return what << (lhs - rhs);
+	}
+}
+
+}
+
+#endif