don't tuck over empty locations

textiles-lab · Apr 14, 2021 · 0021de3 · 0021de3
1 parent aac3eb6
commit 0021de3
Showing 1 changed file with 14 additions and 8 deletions.
diff --git a/ak-trace_graph.cpp b/ak-trace_graph.cpp
@@ -340,15 +340,21 @@ void ak::trace_graph(
  }
 
 
- if (next != -1U) {
- std::cout << " TUCKING[2] at " << next << " which has " << info[next].knits << " knits." << std::endl;
+
+ if (next != -1U && info[next].knits)
+ {
+ //tuck 'next', turn, knit 'up':
+ if (next != -1U) tuck(next);
+ dir = (dir == Forward ? Backward : Forward);
+ if (next != -1U) miss(next);
+ knit(up);
+ }
+ else {
+ // don't tuck on an empty location
+ next = -1U;
+ dir = (dir == Forward ? Backward : Forward);
+ knit(up);
  }
-
- //tuck 'next', turn, knit 'up':
- if (next != -1U) tuck(next);
- dir = (dir == Forward ? Backward : Forward);
- if (next != -1U) miss(next);
- knit(up);
  return true;
  };