90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
/*
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* =====================================================================================
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*
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* OpenMiner
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*
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* Copyright (C) 2018-2020 Unarelith, Quentin Bazin <openminer@unarelith.net>
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* Copyright (C) 2019-2020 the OpenMiner contributors (see CONTRIBUTORS.md)
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*
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* This file is part of OpenMiner.
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*
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* OpenMiner is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* OpenMiner is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with OpenMiner; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* =====================================================================================
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*/
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#ifndef CHUNKLIGHTMAP_HPP_
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#define CHUNKLIGHTMAP_HPP_
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#include <queue>
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#include <gk/core/IntTypes.hpp>
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#include "EngineConfig.hpp"
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struct LightNode {
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LightNode(int _x, int _y, int _z) : x(_x), y(_y), z(_z) {}
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int x;
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int y;
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int z;
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};
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struct LightRemovalNode {
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LightRemovalNode(int _x, int _y, int _z, int _value) : x(_x), y(_y), z(_z), value(_value) {}
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int x;
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int y;
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int z;
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int value;
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};
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class Chunk;
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class ChunkLightmap {
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public:
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ChunkLightmap(Chunk *chunk);
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void addTorchlight(int x, int y, int z, int val);
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void addSunlight(int x, int y, int z, int val);
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void removeTorchlight(int x, int y, int z);
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void removeSunlight(int x, int y, int z);
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bool updateLights();
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bool updateTorchlight();
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bool updateSunlight();
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u8 getLightData(int x, int y, int z) const { return m_lightMap[z][y][x]; }
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u8 getSunlight(int x, int y, int z) const;
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u8 getTorchlight(int x, int y, int z) const;
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void setLightData(int x, int y, int z, u8 val);
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void setSunlight(int x, int y, int z, u8 val);
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private:
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void setTorchlight(int x, int y, int z, u8 val);
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void updateSurroundingChunks(int x, int y, int z);
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Chunk *m_chunk = nullptr;
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using LightMapArray = u8[CHUNK_HEIGHT][CHUNK_DEPTH][CHUNK_WIDTH];
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LightMapArray m_lightMap;
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std::queue<LightNode> m_torchlightBfsQueue;
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std::queue<LightNode> m_sunlightBfsQueue;
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std::queue<LightRemovalNode> m_torchlightRemovalBfsQueue;
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std::queue<LightRemovalNode> m_sunlightRemovalBfsQueue;
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};
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#endif // CHUNKLIGHTMAP_HPP_
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