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OpenMW/apps/openmw/mwworld/worldmodel.hpp

116 lines
3.6 KiB
C++

#ifndef GAME_MWWORLD_WORLDMODEL_H
#define GAME_MWWORLD_WORLDMODEL_H
#include <list>
#include <map>
#include <string>
#include <unordered_map>
#include <variant>
#include <components/misc/algorithm.hpp>
#include "cellstore.hpp"
#include "ptr.hpp"
namespace ESM
{
class ESMReader;
class ESMWriter;
class ReadersCache;
struct CellId;
struct Cell;
struct RefNum;
}
namespace ESM4
{
struct Cell;
}
namespace Loading
{
class Listener;
}
namespace MWWorld
{
class ESMStore;
/// \brief Cell container
class WorldModel
{
typedef std::vector<std::pair<ESM::RefId, CellStore*>> IdCache;
const MWWorld::ESMStore& mStore;
ESM::ReadersCache& mReaders;
mutable std::map<std::string, CellStore, Misc::StringUtils::CiComp> mInteriors;
mutable std::map<std::pair<int, int>, CellStore> mExteriors;
IdCache mIdCache;
std::size_t mIdCacheIndex = 0;
std::unordered_map<ESM::RefNum, Ptr> mPtrIndex;
std::size_t mPtrIndexUpdateCounter = 0;
ESM::RefNum mLastGeneratedRefnum;
const ESM::Cell* getESMCellByName(std::string_view name);
ESM::CellVariant getCellByName(std::string_view name);
CellStore* getCellStore(const ESM::Cell* cell);
Ptr getPtrAndCache(const ESM::RefId& name, CellStore& cellStore);
void writeCell(ESM::ESMWriter& writer, CellStore& cell) const;
public:
explicit WorldModel(const MWWorld::ESMStore& store, ESM::ReadersCache& reader);
WorldModel(const WorldModel&) = delete;
WorldModel& operator=(const WorldModel&) = delete;
void clear();
CellStore* getExterior(int x, int y);
CellStore* getInterior(std::string_view name);
CellStore* getCell(std::string_view name); // interior or named exterior
CellStore* getCell(const ESM::CellId& Id);
// If cellNameInSameWorldSpace is an interior - returns this interior.
// Otherwise returns exterior cell for given position in the same world space.
// At the moment multiple world spaces are not supported, so all exteriors are in one world space.
CellStore* getCellByPosition(const osg::Vec3f& pos, std::string_view cellNameInSameWorldSpace);
void registerPtr(const MWWorld::Ptr& ptr);
void deregisterPtr(const MWWorld::Ptr& ptr);
ESM::RefNum getLastGeneratedRefNum() const { return mLastGeneratedRefnum; }
void setLastGeneratedRefNum(ESM::RefNum v) { mLastGeneratedRefnum = v; }
size_t getPtrIndexUpdateCounter() const { return mPtrIndexUpdateCounter; }
const std::unordered_map<ESM::RefNum, Ptr>& getAllPtrs() const { return mPtrIndex; }
Ptr getPtr(const ESM::RefNum& refNum) const;
Ptr getPtr(const ESM::RefId& name, CellStore& cellStore);
Ptr getPtr(const ESM::RefId& name);
template <typename Fn>
void forEachLoadedCellStore(Fn&& fn)
{
for (auto& [_, store] : mInteriors)
fn(store);
for (auto& [_, store] : mExteriors)
fn(store);
}
/// Get all Ptrs referencing \a name in exterior cells
/// @note Due to the current implementation of getPtr this only supports one Ptr per cell.
/// @note name must be lower case
void getExteriorPtrs(const ESM::RefId& name, std::vector<MWWorld::Ptr>& out);
std::vector<MWWorld::Ptr> getAll(const ESM::RefId& id);
int countSavedGameRecords() const;
void write(ESM::ESMWriter& writer, Loading::Listener& progress) const;
bool readRecord(ESM::ESMReader& reader, uint32_t type, const std::map<int, int>& contentFileMap);
};
}
#endif