1 files changed, 3 insertions, 0 deletions
diff --git a/utils/vec.js b/utils/vec.js
index 9808c8b..f4a625c 100644
--- a/utils/vec.js
+++ b/utils/vec.js
@@ -24,3 +24,6 @@ exports.sub = function(orig, vec){
 exports.dot = function(orig,vec){
   return elem(orig, vec, (a,b) => a*b);
 }
+exports.tileToChar = function(orig){
+  return exports.dot(orig, [8,16]);
+}