Fix level regions accessing outside map

2024-04-24 23:35:55 +03:00
parent a6003fd625
commit 91ecf2b167
1 changed files with 10 additions and 0 deletions
--- a/src/mkmaze.c
+++ b/src/mkmaze.c
@@ -363,6 +363,16 @@ place_lregion(
        hy = ROWNO - 1;
    }

+    /* clamp the area to the map */
+    if (lx < 1)
+        lx = 1;
+    if (hx > COLNO - 1)
+        hx = COLNO - 1;
+    if (ly < 0)
+        ly = 0;
+    if (hy > ROWNO - 1)
+        hy = ROWNO - 1;
+
    /* first a probabilistic approach */

    oneshot = (lx == hx && ly == hy);