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OpenMW is an open implementation of the Morrowind engine
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167#include "inventorystate.hpp"
#include "esmreader.hpp"#include "esmwriter.hpp"
#include <components/misc/strings/algorithm.hpp>
namespace ESM{ namespace { constexpr uint32_t sInvalidSlot = static_cast<uint32_t>(-1); }
void InventoryState::load(ESMReader& esm) { // obsolete while (esm.isNextSub("IOBJ")) { esm.skipHT<int32_t>();
ObjectState state;
state.mRef.loadId(esm, true); state.load(esm);
if (state.mRef.mCount == 0) continue;
mItems.push_back(state); }
uint32_t itemsCount = 0; esm.getHNOT(itemsCount, "ICNT"); for (; itemsCount > 0; --itemsCount) { ObjectState state;
state.mRef.loadId(esm, true); state.load(esm);
// Update content file index if load order was changed. if (!esm.applyContentFileMapping(state.mRef.mRefNum)) state.mRef.mRefNum = FormId(); // content file removed; unset refnum, but keep object.
if (state.mRef.mCount == 0) continue;
mItems.push_back(state); }
std::map<std::pair<ESM::RefId, std::string>, int32_t> levelledItemMap; // Next item is Levelled item while (esm.isNextSub("LEVM")) { // Get its name ESM::RefId id = esm.getRefId(); int32_t count; // Then get its count esm.getHNT(count, "COUN"); std::string parentGroup = esm.getHNString("LGRP"); levelledItemMap[std::make_pair(id, parentGroup)] = count; }
while (esm.isNextSub("MAGI")) { ESM::RefId id = esm.getRefId();
std::vector<std::pair<float, float>> params; while (esm.isNextSub("RAND")) { float rand, multiplier; esm.getHT(rand); esm.getHNT(multiplier, "MULT"); params.emplace_back(rand, multiplier); } mPermanentMagicEffectMagnitudes[id] = std::move(params); }
while (esm.isNextSub("EQUI")) { esm.getSubHeader(); int32_t equipIndex; esm.getT(equipIndex); int32_t slot; esm.getT(slot); mEquipmentSlots[equipIndex] = slot; }
if (esm.isNextSub("EQIP")) { esm.getSubHeader(); uint32_t slotsCount = 0; esm.getT(slotsCount); for (; slotsCount > 0; --slotsCount) { int32_t equipIndex; esm.getT(equipIndex); int32_t slot; esm.getT(slot); mEquipmentSlots[equipIndex] = slot; } }
uint32_t selectedEnchantItem = sInvalidSlot; esm.getHNOT(selectedEnchantItem, "SELE"); if (selectedEnchantItem == sInvalidSlot) mSelectedEnchantItem.reset(); else mSelectedEnchantItem = selectedEnchantItem;
// Old saves had restocking levelled items in a special map // This turns items from that map into negative quantities for (const auto& entry : levelledItemMap) { const ESM::RefId& id = entry.first.first; const int count = entry.second; for (auto& item : mItems) { if (item.mRef.mCount == count && id == item.mRef.mRefID) item.mRef.mCount = -count; } } }
void InventoryState::save(ESMWriter& esm) const { uint32_t itemsCount = static_cast<uint32_t>(mItems.size()); if (itemsCount > 0) { esm.writeHNT("ICNT", itemsCount); for (const ObjectState& state : mItems) { state.save(esm, true); } }
for (const auto& [id, params] : mPermanentMagicEffectMagnitudes) { esm.writeHNRefId("MAGI", id);
for (const auto& [rand, mult] : params) { esm.writeHNT("RAND", rand); esm.writeHNT("MULT", mult); } }
uint32_t slotsCount = static_cast<uint32_t>(mEquipmentSlots.size()); if (slotsCount > 0) { esm.startSubRecord("EQIP"); esm.writeT(slotsCount); for (const auto& [index, slot] : mEquipmentSlots) { esm.writeT(index); esm.writeT(slot); } esm.endRecord("EQIP"); }
if (mSelectedEnchantItem) esm.writeHNT("SELE", *mSelectedEnchantItem); }
}