Erase collected gold

Although the erase code of the player is likely to clean the gold after
being picked up, there could be some left overs in some corner cases, so
we let the map erase the gold to ensure it is 100% clean.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/map.h b/src/map.h
index 138abcd..9f5a06a 100644
--- a/src/map.h
+++ b/src/map.h
@@ -17,6 +17,9 @@
 void map_init(const uint8_t map[]);
 void map_render();
 
+/* for gold */
+void map_erase();
+
 uint8_t map_is_blocked(uint16_t x, uint16_t y);
 uint8_t map_is_deadly(uint16_t x, uint16_t y);