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Diffstat (limited to 'src/Generating/ChunkDesc.h')
| -rw-r--r-- | src/Generating/ChunkDesc.h | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/src/Generating/ChunkDesc.h b/src/Generating/ChunkDesc.h new file mode 100644 index 000000000..e130c463f --- /dev/null +++ b/src/Generating/ChunkDesc.h @@ -0,0 +1,217 @@ + +// ChunkDesc.h + +// Declares the cChunkDesc class representing the chunk description used while generating a chunk. This class is also exported to Lua for HOOK_CHUNK_GENERATING. + + + + + +#pragma once + +#include "../BlockArea.h" +#include "../ChunkDef.h" +#include "../Cuboid.h" + + + + + +// fwd: ../BlockArea.h +class cBlockArea; + + + + + +// tolua_begin +class cChunkDesc +{ +public: + // tolua_end + + /// Uncompressed block metas, 1 meta per byte + typedef NIBBLETYPE BlockNibbleBytes[cChunkDef::NumBlocks]; + + cChunkDesc(int a_ChunkX, int a_ChunkZ); + ~cChunkDesc(); + + void SetChunkCoords(int a_ChunkX, int a_ChunkZ); + + // tolua_begin + + int GetChunkX(void) const { return m_ChunkX; } + int GetChunkZ(void) const { return m_ChunkZ; } + + void FillBlocks(BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta); + void SetBlockTypeMeta(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta); + void GetBlockTypeMeta(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta); + + void SetBlockType(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType); + BLOCKTYPE GetBlockType(int a_RelX, int a_RelY, int a_RelZ); + + void SetBlockMeta(int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_BlockMeta); + NIBBLETYPE GetBlockMeta(int a_RelX, int a_RelY, int a_RelZ); + + void SetBiome(int a_RelX, int a_RelZ, int a_BiomeID); + EMCSBiome GetBiome(int a_RelX, int a_RelZ); + + void SetHeight(int a_RelX, int a_RelZ, int a_Height); + int GetHeight(int a_RelX, int a_RelZ); + + // Default generation: + void SetUseDefaultBiomes(bool a_bUseDefaultBiomes); + bool IsUsingDefaultBiomes(void) const; + void SetUseDefaultHeight(bool a_bUseDefaultHeight); + bool IsUsingDefaultHeight(void) const; + void SetUseDefaultComposition(bool a_bUseDefaultComposition); + bool IsUsingDefaultComposition(void) const; + void SetUseDefaultStructures(bool a_bUseDefaultStructures); + bool IsUsingDefaultStructures(void) const; + void SetUseDefaultFinish(bool a_bUseDefaultFinish); + bool IsUsingDefaultFinish(void) const; + + /// Writes the block area into the chunk, with its origin set at the specified relative coords. Area's data overwrite everything in the chunk. + void WriteBlockArea(const cBlockArea & a_BlockArea, int a_RelX, int a_RelY, int a_RelZ, cBlockArea::eMergeStrategy a_MergeStrategy = cBlockArea::msOverwrite); + + /// Reads an area from the chunk into a cBlockArea, blocktypes and blockmetas + void ReadBlockArea(cBlockArea & a_Dest, int a_MinRelX, int a_MaxRelX, int a_MinRelY, int a_MaxRelY, int a_MinRelZ, int a_MaxRelZ); + + /// Returns the maximum height value in the heightmap + HEIGHTTYPE GetMaxHeight(void) const; + + /// Fills the relative cuboid with specified block; allows cuboid out of range of this chunk + void FillRelCuboid( + int a_MinX, int a_MaxX, + int a_MinY, int a_MaxY, + int a_MinZ, int a_MaxZ, + BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta + ); + + /// Fills the relative cuboid with specified block; allows cuboid out of range of this chunk + void FillRelCuboid(const cCuboid & a_RelCuboid, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) + { + FillRelCuboid( + a_RelCuboid.p1.x, a_RelCuboid.p2.x, + a_RelCuboid.p1.y, a_RelCuboid.p2.y, + a_RelCuboid.p1.z, a_RelCuboid.p2.z, + a_BlockType, a_BlockMeta + ); + } + + /// Replaces the specified src blocks in the cuboid by the dst blocks; allows cuboid out of range of this chunk + void ReplaceRelCuboid( + int a_MinX, int a_MaxX, + int a_MinY, int a_MaxY, + int a_MinZ, int a_MaxZ, + BLOCKTYPE a_SrcType, NIBBLETYPE a_SrcMeta, + BLOCKTYPE a_DstType, NIBBLETYPE a_DstMeta + ); + + /// Replaces the specified src blocks in the cuboid by the dst blocks; allows cuboid out of range of this chunk + void ReplaceRelCuboid( + const cCuboid & a_RelCuboid, + BLOCKTYPE a_SrcType, NIBBLETYPE a_SrcMeta, + BLOCKTYPE a_DstType, NIBBLETYPE a_DstMeta + ) + { + ReplaceRelCuboid( + a_RelCuboid.p1.x, a_RelCuboid.p2.x, + a_RelCuboid.p1.y, a_RelCuboid.p2.y, + a_RelCuboid.p1.z, a_RelCuboid.p2.z, + a_SrcType, a_SrcMeta, + a_DstType, a_DstMeta + ); + } + + /// Replaces the blocks in the cuboid by the dst blocks if they are considered non-floor (air, water); allows cuboid out of range of this chunk + void FloorRelCuboid( + int a_MinX, int a_MaxX, + int a_MinY, int a_MaxY, + int a_MinZ, int a_MaxZ, + BLOCKTYPE a_DstType, NIBBLETYPE a_DstMeta + ); + + /// Replaces the blocks in the cuboid by the dst blocks if they are considered non-floor (air, water); allows cuboid out of range of this chunk + void FloorRelCuboid( + const cCuboid & a_RelCuboid, + BLOCKTYPE a_DstType, NIBBLETYPE a_DstMeta + ) + { + FloorRelCuboid( + a_RelCuboid.p1.x, a_RelCuboid.p2.x, + a_RelCuboid.p1.y, a_RelCuboid.p2.y, + a_RelCuboid.p1.z, a_RelCuboid.p2.z, + a_DstType, a_DstMeta + ); + } + + /// Fills the relative cuboid with specified block with a random chance; allows cuboid out of range of this chunk + void RandomFillRelCuboid( + int a_MinX, int a_MaxX, + int a_MinY, int a_MaxY, + int a_MinZ, int a_MaxZ, + BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, + int a_RandomSeed, int a_ChanceOutOf10k + ); + + /// Fills the relative cuboid with specified block with a random chance; allows cuboid out of range of this chunk + void RandomFillRelCuboid( + const cCuboid & a_RelCuboid, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, + int a_RandomSeed, int a_ChanceOutOf10k + ) + { + RandomFillRelCuboid( + a_RelCuboid.p1.x, a_RelCuboid.p2.x, + a_RelCuboid.p1.y, a_RelCuboid.p2.y, + a_RelCuboid.p1.z, a_RelCuboid.p2.z, + a_BlockType, a_BlockMeta, + a_RandomSeed, a_ChanceOutOf10k + ); + } + + /// Returns the block entity at the specified coords. + /// If there is no block entity at those coords, tries to create one, based on the block type + /// If the blocktype doesn't support a block entity, returns NULL. + cBlockEntity * GetBlockEntity(int a_RelX, int a_RelY, int a_RelZ); + + // tolua_end + + // Accessors used by cChunkGenerator::Generator descendants: + inline cChunkDef::BiomeMap & GetBiomeMap (void) { return m_BiomeMap; } + inline cChunkDef::BlockTypes & GetBlockTypes (void) { return *((cChunkDef::BlockTypes *)m_BlockArea.GetBlockTypes()); } + // CANNOT, different compression! + // inline cChunkDef::BlockNibbles & GetBlockMetas (void) { return *((cChunkDef::BlockNibbles *)m_BlockArea.GetBlockMetas()); } + inline BlockNibbleBytes & GetBlockMetasUncompressed(void) { return *((BlockNibbleBytes *)m_BlockArea.GetBlockMetas()); } + inline cChunkDef::HeightMap & GetHeightMap (void) { return m_HeightMap; } + inline cEntityList & GetEntities (void) { return m_Entities; } + inline cBlockEntityList & GetBlockEntities (void) { return m_BlockEntities; } + + /// Compresses the metas from the BlockArea format (1 meta per byte) into regular format (2 metas per byte) + void CompressBlockMetas(cChunkDef::BlockNibbles & a_DestMetas); + + #ifdef _DEBUG + /// Verifies that the heightmap corresponds to blocktype contents; if not, asserts on that column + void VerifyHeightmap(void); + #endif // _DEBUG + +private: + int m_ChunkX; + int m_ChunkZ; + + cChunkDef::BiomeMap m_BiomeMap; + cBlockArea m_BlockArea; + cChunkDef::HeightMap m_HeightMap; + cEntityList m_Entities; // Individual entities are NOT owned by this object! + cBlockEntityList m_BlockEntities; // Individual block entities are NOT owned by this object! + + bool m_bUseDefaultBiomes; + bool m_bUseDefaultHeight; + bool m_bUseDefaultComposition; + bool m_bUseDefaultStructures; + bool m_bUseDefaultFinish; +} ; // tolua_export + + + + |