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-rw-r--r--digital/io/src/food.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/digital/io/src/food.h b/digital/io/src/food.h
index a0b7b8eb..cc8ba4f1 100644
--- a/digital/io/src/food.h
+++ b/digital/io/src/food.h
@@ -59,4 +59,8 @@ food_pos (uint8_t food, vect_t *v);
void
food_taken (position_t robot_pos);
+/** Return shorten distance to be used to pick this food. */
+int16_t
+food_shorten (uint8_t food);
+
#endif /* food_h */