// 足下のアイテム
public static Item FromGround(Snes snes)
{
int shirenX = snes.U8(0x7E85C8);
int shirenY = snes.U8(0x7E85DC);
int itemAddr = 0x7E9EDF + (shirenY * 0x40) + shirenX;
int itemIndex = snes.U8(itemAddr);
if (itemIndex < 0x80)
return Item.FromTable(snes, itemIndex);
else
return Item.Invalid();
}
public static Item FromTable(Snes snes, int index)
{
Debug.Assert(index < 0x80);
int code = snes.U8(0x7E8B8C + index);
var item = new Item()
{
Valid = code != 0xFF,
Code = code,
TableData = code != 0xFF ? Item.Names[code] : null,
Type = code != 0xFF ? Item.Names[code].Type : ItemType.Invalid,
Name = code != 0xFF ? Item.Names[code].Name : "",
InStore = snes.U8(0x7E8E8C + index) != 0,
};
if (item.Valid)
{
switch (item.Type)
{
case ItemType.Invalid:
break;
case ItemType.Sword:
item.Attack = snes.S8(0x7E8C8C + index);
break;
case ItemType.Arrow:
item.ArrowCount = snes.U8(0x7E8C8C + index);
break;
case ItemType.Shield:
item.Defense = snes.S8(0x7E8C8C + index);
break;
case ItemType.Grass:
break;
case ItemType.Scroll:
break;
case ItemType.Wand:
item.WandLife = snes.U8(0x7E8C8C + index);
break;
case ItemType.Bracelet:
break;
case ItemType.RiceBall:
break;
case ItemType.Pot:
{
item.PotSizeLeft = snes.U8(0x7E8C8C + index);
// 壺の中のアイテムリスト
var nextIndex = index;
while (true)
{
nextIndex = snes.U8(0x7E8E0C + nextIndex);
if (nextIndex == 0xFF)
break;
item.Contents.Add(Item.FromTable(snes, nextIndex));
}
}
break;
case ItemType.Flower:
break;
case ItemType.Meat:
break;
case ItemType.Event:
break;
case ItemType.Gitan:
item.GitanAmount = snes.U8(0x7E8D0C + index) << 8 | snes.U8(0x7E8C8C + index);
break;
case ItemType.Others:
break;
default:
break;
}
}
return item;
}
public static Item FromShiren(Snes snes, int index)
{
Debug.Assert(index < 20);
var tableIndex = snes.U8(0x7E894F + index);
if (tableIndex == 0xFF)
return Item.Invalid();
return Item.FromTable(snes, tableIndex);
}