diff options
Diffstat (limited to 'src/item.c')
-rw-r--r-- | src/item.c | 227 |
1 files changed, 191 insertions, 36 deletions
diff --git a/src/item.c b/src/item.c index 290e7177c..5a77d363e 100644 --- a/src/item.c +++ b/src/item.c @@ -181,67 +181,222 @@ bool8 HasAtLeastOneBerry(void) return FALSE; } +#ifdef NONMATCHING +// Refuses to match. bool8 CheckBagHasSpace(u16 itemId, u16 count) { - u8 i, pocket; - u16 slotCapacity, ownedCount; + u8 i; if (ItemId_GetPocket(itemId) == POCKET_NONE) return FALSE; - if (InBattlePyramid() || (FlagGet(FLAG_STORING_ITEMS_IN_PYRAMID_BAG) == TRUE)) + if (InBattlePyramid() || FlagGet(FLAG_STORING_ITEMS_IN_PYRAMID_BAG) == TRUE) { return CheckPyramidBagHasSpace(itemId, count); } - - pocket = ItemId_GetPocket(itemId) - 1; - if (pocket != BERRIES_POCKET) - slotCapacity = MAX_BAG_ITEM_CAPACITY; else - slotCapacity = MAX_BERRY_CAPACITY; - - // 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) + u8 pocket; + u16 slotCapacity; + u16 ownedCount; + + pocket = ItemId_GetPocket(itemId) - 1; + if (pocket != BERRIES_POCKET) + slotCapacity = MAX_BAG_ITEM_CAPACITY; + else + slotCapacity = MAX_BERRY_CAPACITY; + + // Check space in any existing item slots that already contain this item + for (i = 0; i < gBagPockets[pocket].capacity; i++) { - ownedCount = GetBagItemQuantity(&gBagPockets[pocket].itemSlots[i].quantity); - if (ownedCount + count <= slotCapacity) - return TRUE; - if (pocket == TMHM_POCKET || pocket == BERRIES_POCKET) - return FALSE; - count -= (slotCapacity - ownedCount); - if (count == 0) - break; //Should just be "return TRUE", since setting count to 0 means all the remaining checks until return will be false anyway, but that doesn't match + if (gBagPockets[pocket].itemSlots[i].itemId == itemId) + { + ownedCount = GetBagItemQuantity(&gBagPockets[pocket].itemSlots[i].quantity); + if (ownedCount + count <= slotCapacity) + return TRUE; + if (pocket == TMHM_POCKET || pocket == BERRIES_POCKET) + return FALSE; + count -= slotCapacity - ownedCount; + if (count == 0) + return TRUE; + } } - } - // Check space in empty item slots - if (count > 0) //if (count !=0) also works here; both match - { - for (i = 0; i < gBagPockets[pocket].capacity; i++) + // Check space in empty item slots + if (count > 0) { - if (gBagPockets[pocket].itemSlots[i].itemId == 0) + for (i = 0; i < gBagPockets[pocket].capacity; i++) { - if (count > slotCapacity) + if (gBagPockets[pocket].itemSlots[i].itemId == 0) { + if (count <= slotCapacity) + return TRUE; if (pocket == TMHM_POCKET || pocket == BERRIES_POCKET) return FALSE; count -= slotCapacity; } - else - { - count = 0; //Should just be "return TRUE", since setting count to 0 means all the remaining checks until return will be false anyway, but that doesn't match - break; - } } + if (count > 0) + return FALSE; // No more item slots. The bag is full } - if (count > 0) //if (count !=0) also works here; both match - return FALSE; // No more item slots. The bag is full - } - return TRUE; + return TRUE; + } +} +#else +NAKED +bool8 CheckBagHasSpace(u16 itemId, u16 count) +{ + asm_unified( + "push {r4-r7,lr}\n\ + mov r7, r10\n\ + mov r6, r9\n\ + mov r5, r8\n\ + push {r5-r7}\n\ + sub sp, 0x4\n\ + lsls r0, 16\n\ + lsrs r0, 16\n\ + mov r8, r0\n\ + lsls r1, 16\n\ + lsrs r5, r1, 16\n\ + bl ItemId_GetPocket\n\ + lsls r0, 24\n\ + cmp r0, 0\n\ + beq _080D6906\n\ + bl InBattlePyramid\n\ + lsls r0, 24\n\ + cmp r0, 0\n\ + bne _080D6838\n\ + ldr r0, =0x00004004\n\ + bl FlagGet\n\ + lsls r0, 24\n\ + lsrs r0, 24\n\ + cmp r0, 0x1\n\ + bne _080D684C\n\ +_080D6838:\n\ + mov r0, r8\n\ + adds r1, r5, 0\n\ + bl CheckPyramidBagHasSpace\n\ + lsls r0, 24\n\ + lsrs r0, 24\n\ + b _080D6916\n\ + .pool\n\ +_080D684C:\n\ + mov r0, r8\n\ + bl ItemId_GetPocket\n\ + subs r0, 0x1\n\ + lsls r0, 24\n\ + lsrs r2, r0, 24\n\ + ldr r7, =0x000003e7\n\ + cmp r2, 0x3\n\ + beq _080D6860\n\ + movs r7, 0x63\n\ +_080D6860:\n\ + movs r6, 0\n\ + ldr r1, =gBagPockets\n\ + lsls r4, r2, 3\n\ + adds r0, r4, r1\n\ + mov r9, r4\n\ + ldrb r0, [r0, 0x4]\n\ + cmp r6, r0\n\ + bcs _080D68BC\n\ + subs r0, r2, 0x2\n\ + lsls r0, 24\n\ + lsrs r0, 24\n\ + mov r10, r0\n\ +_080D6878:\n\ + adds r0, r4, r1\n\ + ldr r1, [r0]\n\ + lsls r0, r6, 2\n\ + adds r1, r0, r1\n\ + ldrh r0, [r1]\n\ + cmp r0, r8\n\ + bne _080D68AC\n\ + adds r0, r1, 0x2\n\ + str r2, [sp]\n\ + bl GetBagItemQuantity\n\ + lsls r0, 16\n\ + lsrs r1, r0, 16\n\ + adds r0, r1, r5\n\ + ldr r2, [sp]\n\ + cmp r0, r7\n\ + ble _080D6914\n\ + mov r0, r10\n\ + cmp r0, 0x1\n\ + bls _080D6906\n\ + subs r0, r7, r1\n\ + subs r0, r5, r0\n\ + lsls r0, 16\n\ + lsrs r5, r0, 16\n\ + cmp r5, 0\n\ + beq _080D6914\n\ +_080D68AC:\n\ + adds r0, r6, 0x1\n\ + lsls r0, 24\n\ + lsrs r6, r0, 24\n\ + ldr r1, =gBagPockets\n\ + adds r0, r4, r1\n\ + ldrb r0, [r0, 0x4]\n\ + cmp r6, r0\n\ + bcc _080D6878\n\ +_080D68BC:\n\ + cmp r5, 0\n\ + beq _080D6914\n\ + movs r6, 0\n\ + ldr r3, =gBagPockets\n\ + mov r1, r9\n\ + adds r0, r1, r3\n\ + ldrb r0, [r0, 0x4]\n\ + cmp r6, r0\n\ + bcs _080D6902\n\ + adds r4, r3, 0\n\ + subs r0, r2, 0x2\n\ + lsls r0, 24\n\ + lsrs r2, r0, 24\n\ +_080D68D6:\n\ + adds r0, r1, r4\n\ + ldr r1, [r0]\n\ + lsls r0, r6, 2\n\ + adds r0, r1\n\ + ldrh r0, [r0]\n\ + cmp r0, 0\n\ + bne _080D68F2\n\ + cmp r5, r7\n\ + bls _080D6914\n\ + cmp r2, 0x1\n\ + bls _080D6906\n\ + subs r0, r5, r7\n\ + lsls r0, 16\n\ + lsrs r5, r0, 16\n\ +_080D68F2:\n\ + adds r0, r6, 0x1\n\ + lsls r0, 24\n\ + lsrs r6, r0, 24\n\ + mov r1, r9\n\ + adds r0, r1, r3\n\ + ldrb r0, [r0, 0x4]\n\ + cmp r6, r0\n\ + bcc _080D68D6\n\ +_080D6902:\n\ + cmp r5, 0\n\ + beq _080D6914\n\ +_080D6906:\n\ + movs r0, 0\n\ + b _080D6916\n\ + .pool\n\ +_080D6914:\n\ + movs r0, 0x1\n\ +_080D6916:\n\ + add sp, 0x4\n\ + pop {r3-r5}\n\ + mov r8, r3\n\ + mov r9, r4\n\ + mov r10, r5\n\ + pop {r4-r7}\n\ + pop {r1}\n\ + bx r1"); } +#endif // NONMATCHING bool8 AddBagItem(u16 itemId, u16 count) { |