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-rw-r--r--tools/gendata.js3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/gendata.js b/tools/gendata.js
index a963248..1af2356 100644
--- a/tools/gendata.js
+++ b/tools/gendata.js
@@ -56,7 +56,8 @@ function def_side(t,a,b) {
function def_road(t, list) {
for (let i = 0; i < list.length; ++i)
- hex_road[list[i]] = t;
+ if (t > hex_road[list[i]])
+ hex_road[list[i]] = t;
for (let i = 1; i < list.length; ++i) {
let s = to_side_id(list[i-1], list[i]);
side_road[s] = t;