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785f03e73a
Previously it reported the internal file data size (compressed). This made the `map_resave` tool do the wrong job. Co-authored-by: heinrich5991 <heinrich5991@gmail.com>
147 lines
3.5 KiB
C++
147 lines
3.5 KiB
C++
/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
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/* If you are missing that file, acquire a complete release at teeworlds.com. */
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#include "map.h"
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#include <engine/storage.h>
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#include <game/mapitems.h>
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CMap::CMap() = default;
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void *CMap::GetData(int Index)
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{
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return m_DataFile.GetData(Index);
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}
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int CMap::GetDataSize(int Index) const
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{
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return m_DataFile.GetDataSize(Index);
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}
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void *CMap::GetDataSwapped(int Index)
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{
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return m_DataFile.GetDataSwapped(Index);
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}
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void CMap::UnloadData(int Index)
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{
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m_DataFile.UnloadData(Index);
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}
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int CMap::NumData() const
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{
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return m_DataFile.NumData();
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}
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void *CMap::GetItem(int Index, int *pType, int *pID)
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{
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return m_DataFile.GetItem(Index, pType, pID);
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}
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int CMap::GetItemSize(int Index)
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{
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return m_DataFile.GetItemSize(Index);
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}
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void CMap::GetType(int Type, int *pStart, int *pNum)
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{
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m_DataFile.GetType(Type, pStart, pNum);
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}
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void *CMap::FindItem(int Type, int ID)
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{
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return m_DataFile.FindItem(Type, ID);
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}
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int CMap::NumItems() const
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{
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return m_DataFile.NumItems();
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}
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bool CMap::Load(const char *pMapName)
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{
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IStorage *pStorage = Kernel()->RequestInterface<IStorage>();
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if(!pStorage)
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return false;
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if(!m_DataFile.Open(pStorage, pMapName, IStorage::TYPE_ALL))
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return false;
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// check version
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const CMapItemVersion *pItem = (CMapItemVersion *)m_DataFile.FindItem(MAPITEMTYPE_VERSION, 0);
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if(!pItem || pItem->m_Version != CMapItemVersion::CURRENT_VERSION)
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return false;
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// replace compressed tile layers with uncompressed ones
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int GroupsStart, GroupsNum, LayersStart, LayersNum;
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m_DataFile.GetType(MAPITEMTYPE_GROUP, &GroupsStart, &GroupsNum);
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m_DataFile.GetType(MAPITEMTYPE_LAYER, &LayersStart, &LayersNum);
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for(int g = 0; g < GroupsNum; g++)
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{
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const CMapItemGroup *pGroup = static_cast<CMapItemGroup *>(m_DataFile.GetItem(GroupsStart + g));
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for(int l = 0; l < pGroup->m_NumLayers; l++)
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{
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CMapItemLayer *pLayer = static_cast<CMapItemLayer *>(m_DataFile.GetItem(LayersStart + pGroup->m_StartLayer + l));
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if(pLayer->m_Type == LAYERTYPE_TILES)
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{
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CMapItemLayerTilemap *pTilemap = reinterpret_cast<CMapItemLayerTilemap *>(pLayer);
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if(pTilemap->m_Version >= CMapItemLayerTilemap::TILE_SKIP_MIN_VERSION)
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{
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const size_t TilemapSize = (size_t)pTilemap->m_Width * pTilemap->m_Height * sizeof(CTile);
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CTile *pTiles = static_cast<CTile *>(malloc(TilemapSize));
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ExtractTiles(pTiles, (size_t)pTilemap->m_Width * pTilemap->m_Height, static_cast<CTile *>(m_DataFile.GetData(pTilemap->m_Data)), m_DataFile.GetDataSize(pTilemap->m_Data) / sizeof(CTile));
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m_DataFile.ReplaceData(pTilemap->m_Data, reinterpret_cast<char *>(pTiles), TilemapSize);
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}
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}
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}
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}
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return true;
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}
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void CMap::Unload()
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{
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m_DataFile.Close();
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}
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bool CMap::IsLoaded() const
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{
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return m_DataFile.IsOpen();
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}
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IOHANDLE CMap::File() const
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{
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return m_DataFile.File();
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}
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SHA256_DIGEST CMap::Sha256() const
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{
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return m_DataFile.Sha256();
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}
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unsigned CMap::Crc() const
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{
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return m_DataFile.Crc();
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}
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int CMap::MapSize() const
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{
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return m_DataFile.MapSize();
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}
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void CMap::ExtractTiles(CTile *pDest, size_t DestSize, const CTile *pSrc, size_t SrcSize)
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{
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size_t DestIndex = 0;
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size_t SrcIndex = 0;
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while(DestIndex < DestSize && SrcIndex < SrcSize)
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{
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for(unsigned Counter = 0; Counter <= pSrc[SrcIndex].m_Skip && DestIndex < DestSize; Counter++)
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{
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pDest[DestIndex] = pSrc[SrcIndex];
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pDest[DestIndex].m_Skip = 0;
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DestIndex++;
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}
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SrcIndex++;
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}
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}
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extern IEngineMap *CreateEngineMap() { return new CMap; }
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