80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
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// HeightMap.h
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// Declares the cHeightMap class representing a cCallback descendant that draws a B & W map of heights for the world
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#pragma once
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#include "Callback.h"
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class cHeightMap :
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public cCallback
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{
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public:
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cHeightMap(void);
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void Finish(void);
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static bool IsGround(BLOCKTYPE a_BlockType);
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protected:
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int m_CurrentChunkX; // Absolute chunk coords
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int m_CurrentChunkZ;
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int m_CurrentChunkOffX; // Chunk offset from the start of the region
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int m_CurrentChunkOffZ;
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int m_CurrentRegionX;
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int m_CurrentRegionZ;
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bool m_IsCurrentRegionValid;
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/** Height-map of the entire current region [x + 16 * 32 * z] */
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int m_Height[16 * 32 * 16 * 32];
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/** Block data of the currently processed chunk (between OnSection() and OnSectionsFinished()) */
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BLOCKTYPE m_BlockTypes[16 * 16 * 256];
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// cCallback overrides:
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virtual bool OnNewChunk(int a_ChunkX, int a_ChunkZ) override;
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virtual bool OnHeader(int a_FileOffset, unsigned char a_NumSectors, int a_Timestamp) override { return false; }
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virtual bool OnCompressedDataSizePos(int a_CompressedDataSize, int a_DataOffset, char a_CompressionMethod) override { return false; }
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virtual bool OnDecompressedData(const char * a_DecompressedNBT, int a_DataSize) override { return false; }
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virtual bool OnRealCoords(int a_ChunkX, int a_ChunkZ) override { return false; }
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virtual bool OnLastUpdate(Int64 a_LastUpdate) override { return false; }
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virtual bool OnTerrainPopulated(bool a_Populated) override { return !a_Populated; } // If not populated, we don't want it!
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virtual bool OnBiomes(const unsigned char * a_BiomeData) { return false; }
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virtual bool OnHeightMap(const int * a_HeightMapBE) override;
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virtual bool OnSection(
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unsigned char a_Y,
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const BLOCKTYPE * a_BlockTypes,
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const NIBBLETYPE * a_BlockAdditional,
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const NIBBLETYPE * a_BlockMeta,
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const NIBBLETYPE * a_BlockLight,
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const NIBBLETYPE * a_BlockSkyLight
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) override;
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virtual bool OnSectionsFinished(void) override;
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void StartNewRegion(int a_RegionX, int a_RegionZ);
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} ;
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class cHeightMapFactory :
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public cCallbackFactory
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{
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public:
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virtual ~cHeightMapFactory();
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virtual cCallback * CreateNewCallback(void) override
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{
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return new cHeightMap;
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}
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} ;
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