diff options
Diffstat (limited to 'src/field/item.c')
| -rw-r--r-- | src/field/item.c | 674 |
1 files changed, 0 insertions, 674 deletions
diff --git a/src/field/item.c b/src/field/item.c deleted file mode 100644 index 6ff7a7cbe..000000000 --- a/src/field/item.c +++ /dev/null @@ -1,674 +0,0 @@ -#include "global.h" -#include "constants/hold_effects.h" -#include "item.h" -#include "constants/items.h" -#include "item_use.h" -#include "berry.h" -#include "string_util.h" -#include "strings.h" - -extern u8 gUnknown_02038560; - -// These constants are used in gItems -enum -{ - POCKET_NONE, - POCKET_ITEMS, - POCKET_POKE_BALLS, - POCKET_TM_HM, - POCKET_BERRIES, - POCKET_KEY_ITEMS, -}; - -enum -{ - ITEMS_POCKET, - BALLS_POCKET, - TMHM_POCKET, - BERRIES_POCKET, - KEYITEMS_POCKET -}; - -#if ENGLISH -#include "../data/item_descriptions_en.h" -#include "../data/items_en.h" -#elif GERMAN -#include "../data/item_descriptions_de.h" -#include "../data/items_de.h" -#endif - -static void CompactPCItems(void); - -void CopyItemName(u16 itemId, u8 *string) -{ - if (itemId == ITEM_ENIGMA_BERRY) - { - StringCopy(string, GetBerryInfo(0x2B)->name); // berry 0x2b = enigma berry - StringAppend(string, gOtherText_Berry2); - } - else - StringCopy(string, ItemId_GetItem(itemId)->name); -} - -//Unreferenced -s8 CountUsedBagPocketSlots(u8 pocket) -{ - u8 i; - - for (i = 0; i < gBagPockets[pocket].capacity; i++) - { - if (gBagPockets[pocket].itemSlots[i].itemId == 0) - return i; - } - return -1; -} - -bool8 IsBagPocketNonEmpty(u8 pocket) -{ - u8 i; - - for (i = 0; i < gBagPockets[pocket - 1].capacity; i++) - { - if (gBagPockets[pocket - 1].itemSlots[i].itemId != 0) - return TRUE; - } - return FALSE; -} - -bool8 CheckBagHasItem(u16 itemId, u16 count) -{ - u8 i; - u8 pocket; - - if (ItemId_GetPocket(itemId) == 0) - return FALSE; - pocket = ItemId_GetPocket(itemId) - 1; - //Check for item slots that contain the item - for (i = 0; i < gBagPockets[pocket].capacity; i++) - { - if (gBagPockets[pocket].itemSlots[i].itemId == itemId) - { - //Does this item slot contain enough of the item? - if (gBagPockets[pocket].itemSlots[i].quantity >= count) - return TRUE; - count -= gBagPockets[pocket].itemSlots[i].quantity; - //Does this item slot and all previous slots contain enough of the item? - if (count == 0) - return TRUE; - } - } - return FALSE; -} - -bool8 CheckBagHasSpace(u16 itemId, u16 count) -{ - u8 i; - u8 pocket; - u16 slotCapacity; - - if (ItemId_GetPocket(itemId) == 0) - return FALSE; - pocket = ItemId_GetPocket(itemId) - 1; - if (pocket != BERRIES_POCKET) - slotCapacity = 99; - else - slotCapacity = 999; - - //Check space in any existing item slots that already contain this item - for (i = 0; i < gBagPockets[pocket].capacity; i++) - { - if (gBagPockets[pocket].itemSlots[i].itemId == itemId) - { - if (gBagPockets[pocket].itemSlots[i].quantity + count <= slotCapacity) - return TRUE; - if (pocket == TMHM_POCKET || pocket == BERRIES_POCKET) - return FALSE; - count -= slotCapacity - gBagPockets[pocket].itemSlots[i].quantity; - if (count == 0) - return TRUE; - } - } - - //Check space in empty item slots - if (count > 0) - { - for (i = 0; i < gBagPockets[pocket].capacity; i++) - { - if (gBagPockets[pocket].itemSlots[i].itemId == 0) - { - if (count <= slotCapacity) - return TRUE; - else - count -= slotCapacity; - } - } - if (count > 0) - return FALSE; //No more item slots. The bag is full - } - - return TRUE; -} - -// This function matches if gBagPockets is declared non-const, -// but it should be fixed anyway. -#ifdef NONMATCHING -bool8 AddBagItem(u16 itemId, u16 count) -{ - u8 i; - u8 pocket; - u16 slotCapacity; - struct ItemSlot newItems[64]; - - if (ItemId_GetPocket(itemId) == 0) - return FALSE; - pocket = ItemId_GetPocket(itemId) - 1; - //Copy the bag pocket - memcpy(newItems, gBagPockets[pocket].itemSlots, gBagPockets[pocket].capacity * sizeof(struct ItemSlot)); - if (pocket != BERRIES_POCKET) - slotCapacity = 99; - else - slotCapacity = 999; - - //Use any item slots that already contain this item - for (i = 0; i < gBagPockets[pocket].capacity; i++) - { - if (newItems[i].itemId == itemId) - { - if (newItems[i].quantity + count <= slotCapacity) - { - newItems[i].quantity += count; - //Copy pocket back into the bag. - memcpy(gBagPockets[pocket].itemSlots, newItems, gBagPockets[pocket].capacity * sizeof(struct ItemSlot)); - return TRUE; - } - if (pocket == TMHM_POCKET || pocket == BERRIES_POCKET) - return FALSE; - count -= slotCapacity - newItems[i].quantity; - newItems[i].quantity = slotCapacity; - if (count == 0) - goto copy_items; - } - } - - //Put any remaining items into new item slots. - if (count > 0) - { - for (i = 0; i < gBagPockets[pocket].capacity; i++) - { - if (newItems[i].itemId == 0) - { - newItems[i].itemId = itemId; - if (count <= slotCapacity) - { - newItems[i].quantity = count; - goto copy_items; - } - count -= slotCapacity; - newItems[i].quantity = slotCapacity; - } - } - if (count > 0) - return FALSE; //No more empty item slots. The bag is full. - } - - copy_items: - //Copy pocket back into the bag. - memcpy(gBagPockets[pocket].itemSlots, newItems, gBagPockets[pocket].capacity * sizeof(struct ItemSlot)); - return TRUE; -} -#else -__attribute__((naked)) -bool8 AddBagItem(u16 itemId, u16 count) -{ - asm(".syntax unified\n\ - push {r4-r7,lr}\n\ - mov r7, r9\n\ - mov r6, r8\n\ - push {r6,r7}\n\ - sub sp, 0x100\n\ - lsls r0, 16\n\ - lsrs r0, 16\n\ - mov r8, r0\n\ - lsls r1, 16\n\ - lsrs r4, r1, 16\n\ - bl ItemId_GetPocket\n\ - lsls r0, 24\n\ - cmp r0, 0\n\ - beq _080A9510\n\ - mov r0, r8\n\ - bl ItemId_GetPocket\n\ - subs r0, 0x1\n\ - lsls r0, 24\n\ - lsrs r6, r0, 24\n\ - ldr r1, _080A94F8 @ =gBagPockets\n\ - lsls r0, r6, 3\n\ - adds r5, r0, r1\n\ - ldr r1, [r5]\n\ - ldrb r2, [r5, 0x4]\n\ - lsls r2, 2\n\ - mov r0, sp\n\ - bl memcpy\n\ - ldr r7, _080A94FC @ =0x000003e7\n\ - cmp r6, 0x3\n\ - beq _080A9468\n\ - movs r7, 0x63\n\ -_080A9468:\n\ - movs r1, 0\n\ - ldrb r0, [r5, 0x4]\n\ - cmp r1, r0\n\ - bcs _080A94B2\n\ - subs r0, r6, 0x2\n\ - lsls r0, 24\n\ - lsrs r0, 24\n\ - mov r12, r0\n\ -_080A9478:\n\ - lsls r0, r1, 2\n\ - mov r2, sp\n\ - adds r3, r2, r0\n\ - ldrh r0, [r3]\n\ - cmp r0, r8\n\ - bne _080A94A6\n\ - ldrh r2, [r3, 0x2]\n\ - adds r0, r2, r4\n\ - cmp r0, r7\n\ - ble _080A9500\n\ - mov r0, r12\n\ - cmp r0, 0x1\n\ - bls _080A9510\n\ - subs r0, r7, r2\n\ - subs r0, r4, r0\n\ - lsls r0, 16\n\ - lsrs r4, r0, 16\n\ - strh r7, [r3, 0x2]\n\ - ldr r2, _080A94F8 @ =gBagPockets\n\ - mov r9, r2\n\ - lsls r3, r6, 3\n\ - cmp r4, 0\n\ - beq _080A9516\n\ -_080A94A6:\n\ - adds r0, r1, 0x1\n\ - lsls r0, 24\n\ - lsrs r1, r0, 24\n\ - ldrb r0, [r5, 0x4]\n\ - cmp r1, r0\n\ - bcc _080A9478\n\ -_080A94B2:\n\ - ldr r2, _080A94F8 @ =gBagPockets\n\ - mov r9, r2\n\ - lsls r3, r6, 3\n\ - cmp r4, 0\n\ - beq _080A9516\n\ - movs r1, 0\n\ - adds r0, r3, r2\n\ - ldrb r0, [r0, 0x4]\n\ - cmp r1, r0\n\ - bcs _080A94F2\n\ - mov r6, r9\n\ - adds r5, r3, r6\n\ -_080A94CA:\n\ - lsls r0, r1, 2\n\ - mov r6, sp\n\ - adds r2, r6, r0\n\ - ldrh r0, [r2]\n\ - cmp r0, 0\n\ - bne _080A94E6\n\ - mov r0, r8\n\ - strh r0, [r2]\n\ - cmp r4, r7\n\ - bls _080A9514\n\ - subs r0, r4, r7\n\ - lsls r0, 16\n\ - lsrs r4, r0, 16\n\ - strh r7, [r2, 0x2]\n\ -_080A94E6:\n\ - adds r0, r1, 0x1\n\ - lsls r0, 24\n\ - lsrs r1, r0, 24\n\ - ldrb r2, [r5, 0x4]\n\ - cmp r1, r2\n\ - bcc _080A94CA\n\ -_080A94F2:\n\ - cmp r4, 0\n\ - beq _080A9516\n\ - b _080A9510\n\ - .align 2, 0\n\ -_080A94F8: .4byte gBagPockets\n\ -_080A94FC: .4byte 0x000003e7\n\ -_080A9500:\n\ - strh r0, [r3, 0x2]\n\ - ldr r0, _080A950C @ =gBagPockets\n\ - lsls r1, r6, 3\n\ - adds r1, r0\n\ - b _080A951A\n\ - .align 2, 0\n\ -_080A950C: .4byte gBagPockets\n\ -_080A9510:\n\ - movs r0, 0\n\ - b _080A9528\n\ -_080A9514:\n\ - strh r4, [r2, 0x2]\n\ -_080A9516:\n\ - mov r6, r9\n\ - adds r1, r3, r6\n\ -_080A951A:\n\ - ldr r0, [r1]\n\ - ldrb r2, [r1, 0x4]\n\ - lsls r2, 2\n\ - mov r1, sp\n\ - bl memcpy\n\ - movs r0, 0x1\n\ -_080A9528:\n\ - add sp, 0x100\n\ - pop {r3,r4}\n\ - mov r8, r3\n\ - mov r9, r4\n\ - pop {r4-r7}\n\ - pop {r1}\n\ - bx r1\n\ - .syntax divided\n"); -} -#endif - -bool8 RemoveBagItem(u16 itemId, u16 count) -{ - u8 i; - u8 pocket; - u16 totalQuantity = 0; - - if (ItemId_GetPocket(itemId) == 0 || itemId == 0) - return FALSE; - pocket = ItemId_GetPocket(itemId) - 1; - - for (i = 0; i < gBagPockets[pocket].capacity; i++) - { - if (gBagPockets[pocket].itemSlots[i].itemId == itemId) - totalQuantity += gBagPockets[pocket].itemSlots[i].quantity; - } - if (totalQuantity < count) - return FALSE; //We don't have enough of the item - - if (gBagPockets[pocket].capacity > gUnknown_02038560 - && gBagPockets[pocket].itemSlots[gUnknown_02038560].itemId == itemId) - { - if (gBagPockets[pocket].itemSlots[gUnknown_02038560].quantity >= count) - { - gBagPockets[pocket].itemSlots[gUnknown_02038560].quantity -= count; - count = 0; - } - else - { - count -= gBagPockets[pocket].itemSlots[gUnknown_02038560].quantity; - gBagPockets[pocket].itemSlots[gUnknown_02038560].quantity = 0; - } - if (gBagPockets[pocket].itemSlots[gUnknown_02038560].quantity == 0) - gBagPockets[pocket].itemSlots[gUnknown_02038560].itemId = 0; - if (count == 0) - return TRUE; - } - - for (i = 0; i < gBagPockets[pocket].capacity; i++) - { - if (gBagPockets[pocket].itemSlots[i].itemId == itemId) - { - if (gBagPockets[pocket].itemSlots[i].quantity >= count) - { - gBagPockets[pocket].itemSlots[i].quantity -= count; - count = 0; - } - else - { - count -= gBagPockets[pocket].itemSlots[i].quantity; - gBagPockets[pocket].itemSlots[i].quantity = 0; - } - if (gBagPockets[pocket].itemSlots[i].quantity == 0) - gBagPockets[pocket].itemSlots[i].itemId = 0; - if (count == 0) - return TRUE; - } - } - return TRUE; -} - -u8 GetPocketByItemId(u16 itemId) -{ - return ItemId_GetPocket(itemId); -} - -void ClearItemSlots(struct ItemSlot *itemSlots, u8 b) -{ - u16 i; - - for (i = 0; i < b; i++) - { - itemSlots[i].itemId = 0; - itemSlots[i].quantity = 0; - } -} - -static s32 FindFreePCItemSlot(void) -{ - s8 i; - - for (i = 0; i < 50; i++) - { - if (gSaveBlock1.pcItems[i].itemId == 0) - return i; - } - return -1; -} - -u8 CountUsedPCItemSlots(void) -{ - u8 usedSlots = 0; - u8 i; - - for (i = 0; i < 50; i++) - { - if (gSaveBlock1.pcItems[i].itemId != 0) - usedSlots++; - } - return usedSlots; -} - -bool8 CheckPCHasItem(u16 itemId, u16 count) -{ - u8 i; - - for (i = 0; i < 50; i++) - { - if (gSaveBlock1.pcItems[i].itemId == itemId && gSaveBlock1.pcItems[i].quantity >= count) - return TRUE; - } - return FALSE; -} - -bool8 AddPCItem(u16 itemId, u16 count) -{ - u8 i; - s8 freeSlot; - struct ItemSlot newItems[50]; - - //Copy PC items - memcpy(newItems, gSaveBlock1.pcItems, sizeof(newItems)); - - //Use any item slots that already contain this item - for (i = 0; i < 50; i++) - { - if (newItems[i].itemId == itemId) - { - if (newItems[i].quantity + count <= 999) - { - newItems[i].quantity += count; - memcpy(gSaveBlock1.pcItems, newItems, sizeof(gSaveBlock1.pcItems)); - return TRUE; - } - count += newItems[i].quantity - 999; - newItems[i].quantity = 999; - if (count == 0) - { - memcpy(gSaveBlock1.pcItems, newItems, sizeof(gSaveBlock1.pcItems)); - return TRUE; - } - } - } - - //Put any remaining items into a new item slot. - if (count > 0) - { - freeSlot = FindFreePCItemSlot(); - if (freeSlot == -1) - return FALSE; - newItems[freeSlot].itemId = itemId; - newItems[freeSlot].quantity = count; - } - - //Copy items back to the PC - memcpy(gSaveBlock1.pcItems, newItems, sizeof(gSaveBlock1.pcItems)); - return TRUE; -} - -void RemovePCItem(u8 index, u16 count) -{ - gSaveBlock1.pcItems[index].quantity -= count; - if (gSaveBlock1.pcItems[index].quantity == 0) - { - gSaveBlock1.pcItems[index].itemId = 0; - CompactPCItems(); - } -} - -static void CompactPCItems(void) -{ - u16 i; - u16 j; - - for (i = 0; i < 49; i++) - { - for (j = i + 1; j <= 49; j++) - { - if (gSaveBlock1.pcItems[i].itemId == 0) - { - struct ItemSlot temp = gSaveBlock1.pcItems[i]; - gSaveBlock1.pcItems[i] = gSaveBlock1.pcItems[j]; - gSaveBlock1.pcItems[j] = temp; - } - } - } -} - -void SwapRegisteredBike(void) -{ - switch (gSaveBlock1.registeredItem) - { - case 0x103: - gSaveBlock1.registeredItem = 0x110; - break; - case 0x110: - gSaveBlock1.registeredItem = 0x103; - break; - } -} - -static u16 SanitizeItemId(u16 itemId) -{ - if (itemId >= ARRAY_COUNT(gItems)) - return 0; - else - return itemId; -} - -const struct Item *ItemId_GetItem(u16 itemId) -{ - return &gItems[SanitizeItemId(itemId)]; -} - -u16 ItemId_GetId(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].itemId; -} - -u16 ItemId_GetPrice(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].price; -} - -u8 ItemId_GetHoldEffect(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].holdEffect; -} - -u8 ItemId_GetHoldEffectParam(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].holdEffectParam; -} - -const u8 *ItemId_GetDescription(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].description; -} - -bool32 ItemId_CopyDescription(u8 *a, u32 itemId, u32 c) -{ - u32 r5 = c + 1; - const u8 *description = gItems[SanitizeItemId(itemId)].description; - u8 *str = a; - - for (;;) - { - if (*description == 0xFF || *description == 0xFE) - { - r5--; - if (r5 == 0) - { - *str = 0xFF; - return TRUE; - } - if (*description == 0xFF) - return FALSE; - str = a; - description++; - } - else - *(str++) = *(description++); - } -} - -u8 ItemId_GetImportance(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].importance; -} - -u8 ItemId_GetUnknownValue(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].unk19; -} - -u8 ItemId_GetPocket(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].pocket; -} - -u8 ItemId_GetType(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].type; -} - -ItemUseFunc ItemId_GetFieldFunc(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].fieldUseFunc; -} - -u8 ItemId_GetBattleUsage(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].battleUsage; -} - -ItemUseFunc ItemId_GetBattleFunc(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].battleUseFunc; -} - -u8 ItemId_GetSecondaryId(u16 itemId) -{ - return gItems[SanitizeItemId(itemId)].secondaryId; -} |