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75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
/*
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* MapTilesStorage.h, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#pragma once
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#include "../int3.h"
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VCMI_LIB_NAMESPACE_BEGIN
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template<typename DataType>
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class MapTilesStorage
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{
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using TInternalContainer = std::vector<DataType>;
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TInternalContainer storage;
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int3 dimensions = {0,0,0};
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size_t getTileIndex(const int3 & tile) const
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{
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int32_t result = 0;
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result += tile.z * dimensions.x * dimensions.y;
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result += tile.x * dimensions.y;
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result += tile.y;
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assert(tile.x >= 0 && tile.x < dimensions.x);
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assert(tile.y >= 0 && tile.y < dimensions.y);
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assert(tile.z >= 0 && tile.z < dimensions.z);
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return result;
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}
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public:
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using const_reference = typename TInternalContainer::const_reference;
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using value_type = typename TInternalContainer::value_type;
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using const_iterator = typename TInternalContainer::const_iterator;
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using iterator = typename TInternalContainer::iterator;
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MapTilesStorage() = default;
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MapTilesStorage(int3 dimensions) :
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storage(dimensions.x * dimensions.y * dimensions.z),
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dimensions(dimensions)
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{}
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const_iterator begin() const { return storage.begin(); }
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const_iterator end() const { return storage.end(); }
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iterator begin() { return storage.begin(); }
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iterator end() { return storage.end(); }
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const DataType & operator[] (const int3 & tile) const { return storage[getTileIndex(tile)];}
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DataType & operator[](const int3 & tile) { return storage[getTileIndex(tile)];}
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template <typename Handler>
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void serialize(Handler &h)
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{
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uint32_t lengthUnused = 0;
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h & lengthUnused;
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h & dimensions.z;
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h & dimensions.x;
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h & dimensions.y;
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if (!h.saving)
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storage.resize(dimensions.x * dimensions.y * dimensions.z);
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for (auto & element : storage)
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h & element;
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}
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};
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VCMI_LIB_NAMESPACE_END
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