AI decomp + type cleanup (#82)

* Decomped SetAction()

* Changed MapTile.tileType to u16 bit field

* Decomped FindStraightThrowableTargets()

* Cleaned up CannotAttack()

* Cleaned up some externs

* Converted dungeon action to substruct

1 files changed, 10 insertions, 0 deletions

diff --git a/src/dungeon_action.c b/src/dungeon_action.c
new file mode 100644
index 0000000..6d8fcb3
--- /dev/null
+++ b/src/dungeon_action.c
@@ -0,0 +1,10 @@
+#include "global.h"
+#include "dungeon_action.h"
+#include "dungeon_entity.h"
+
+void SetAction(struct DungeonActionContainer *actionPointer, u16 action)
+{
+    actionPointer->action = action;
+    actionPointer->actionUseIndex = 0;
+    actionPointer->unkC = 0;
+}