Input test.

src/rpg/entity/player.h

@@ -19,4 +19,11 @@ typedef struct {
  * 
  * @param ent Pointer to the player entity to initialize.
  */
-void playerInit(entity_t *ent);
+void playerInit(entity_t *ent);
+
+/**
+ * Updates a player entity.
+ * 
+ * @param ent Entity to update.
+ */
+void playerUpdate(entity_t *ent);