diff -r cef43609a374 -r 0133e565e072 src/basics.h
--- a/src/basics.h	Sat Dec 14 23:00:01 2019 +0200
+++ b/src/basics.h	Wed Jan 01 17:45:56 2020 +0200
@@ -36,9 +36,9 @@
 
 enum Axis
 {
-	X,
-	Y,
-	Z
+	X = 0,
+	Y = 1,
+	Z = 2
 };
 
 enum Winding
@@ -65,3 +65,9 @@
 	one = one ^ other;
 	return one;
 }
+
+template<typename T, int N>
+constexpr int countof(T(&)[N])
+{
+	return N;
+}