Filter out items that are not allowed in the assigned item slot. Fixes …

…#977

Yume2kki has for some reasons a weapon in the weapon slot that is actually a switch.

src/game_actor.cpp

@@ -23,6 +23,7 @@
 #include "game_message.h"
 #include "game_party.h"
 #include "main_data.h"
+#include "output.h"
 #include "player.h"
 #include "rpg_skill.h"
 #include "util_macro.h"
@@ -59,6 +60,23 @@ void Game_Actor::Init() {
 	SetHp(GetMaxHp());
 	SetSp(GetMaxSp());
 	SetExp(exp_list[GetLevel() - 1]);
+
+	// Filter out invalid equipment
+	int eq_types[] = { RPG::Item::Type_weapon,
+					   HasTwoWeapons() ? RPG::Item::Type_weapon : RPG::Item::Type_shield,
+					   RPG::Item::Type_armor,
+					   RPG::Item::Type_helmet,
+					   RPG::Item::Type_accessory
+	};
+
+	for (int i = 0; i < 5; ++i) {
+		const RPG::Item* item = GetEquipment(i);
+		if (item && item->type != eq_types[i]) {
+			Output::Debug("Removing invalid item %d (of type %d) from equipment slot %d (needs type %d)",
+				item->ID, item->type, i, eq_types[i]);
+			SetEquipment(i, 0);
+		}
+	}
 }
 
 void Game_Actor::Fixup() {