2960f43782
Splitting off the Composable generator and fiddling with LuaChunk / ChunkDesc is good, other generators not good yet. git-svn-id: http://mc-server.googlecode.com/svn/trunk@1171 0a769ca7-a7f5-676a-18bf-c427514a06d6
406 lines
13 KiB
C++
406 lines
13 KiB
C++
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// ComposableGenerator.cpp
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// Implements the cComposableGenerator class representing the chunk generator that takes the composition approach to generating chunks
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#include "Globals.h"
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#include "ComposableGenerator.h"
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#include "../World.h"
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#include "../../iniFile/iniFile.h"
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#include "../Root.h"
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#include "ChunkDesc.h"
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// Individual composed algorithms:
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#include "BioGen.h"
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#include "HeiGen.h"
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#include "CompoGen.h"
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#include "StructGen.h"
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#include "FinishGen.h"
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#include "Ravines.h"
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#include "Caves.h"
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cComposableGenerator::cComposableGenerator(cChunkGenerator & a_ChunkGenerator) :
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super(a_ChunkGenerator),
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m_BiomeGen(NULL),
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m_HeightGen(NULL),
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m_CompositionGen(NULL)
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{
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}
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cComposableGenerator::~cComposableGenerator()
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{
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// Delete the generating composition:
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for (cFinishGenList::const_iterator itr = m_FinishGens.begin(); itr != m_FinishGens.end(); ++itr)
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{
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delete *itr;
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}
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m_FinishGens.clear();
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for (cStructureGenList::const_iterator itr = m_StructureGens.begin(); itr != m_StructureGens.end(); ++itr)
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{
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delete *itr;
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}
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m_StructureGens.clear();
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delete m_CompositionGen;
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m_CompositionGen = NULL;
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delete m_HeightGen;
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m_HeightGen = NULL;
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delete m_BiomeGen;
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m_BiomeGen = NULL;
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}
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void cComposableGenerator::Initialize(cWorld * a_World, cIniFile & a_IniFile)
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{
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super::Initialize(a_World, a_IniFile);
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InitBiomeGen(a_IniFile);
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InitHeightGen(a_IniFile);
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InitCompositionGen(a_IniFile);
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InitStructureGens(a_IniFile);
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InitFinishGens(a_IniFile);
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}
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void cComposableGenerator::GenerateBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap)
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{
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if (m_BiomeGen != NULL) // Quick fix for generator deinitializing before the world storage finishes loading
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{
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m_BiomeGen->GenBiomes(a_ChunkX, a_ChunkZ, a_BiomeMap);
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}
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}
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void cComposableGenerator::DoGenerate(int a_ChunkX, int a_ChunkZ, cChunkDesc & a_ChunkDesc, cEntityList & a_Entities, cBlockEntityList & a_BlockEntities)
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{
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cChunkDef::BiomeMap & BiomeMap = a_ChunkDesc.GetBiomeMap();
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cChunkDef::BlockTypes & BlockTypes = a_ChunkDesc.GetBlockTypes();
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cChunkDef::BlockNibbles & BlockMeta = a_ChunkDesc.GetBlockMetas();
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cChunkDef::HeightMap & HeightMap = a_ChunkDesc.GetHeightMap();
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cEntityList & Entities = a_Entities;
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cBlockEntityList & BlockEntities = a_BlockEntities;
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if (a_ChunkDesc.IsUsingDefaultBiomes())
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{
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m_BiomeGen->GenBiomes(a_ChunkX, a_ChunkZ, BiomeMap);
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}
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if (a_ChunkDesc.IsUsingDefaultHeight())
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{
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m_HeightGen->GenHeightMap(a_ChunkX, a_ChunkZ, HeightMap);
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}
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if (a_ChunkDesc.IsUsingDefaultComposition())
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{
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m_CompositionGen->ComposeTerrain(a_ChunkX, a_ChunkZ, BlockTypes, BlockMeta, HeightMap, BiomeMap, a_Entities, a_BlockEntities);
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}
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if (a_ChunkDesc.IsUsingDefaultStructures())
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{
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for (cStructureGenList::iterator itr = m_StructureGens.begin(); itr != m_StructureGens.end(); ++itr)
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{
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(*itr)->GenStructures(a_ChunkX, a_ChunkZ, BlockTypes, BlockMeta, HeightMap, Entities, BlockEntities);
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} // for itr - m_StructureGens[]
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}
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if (a_ChunkDesc.IsUsingDefaultFinish())
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{
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for (cFinishGenList::iterator itr = m_FinishGens.begin(); itr != m_FinishGens.end(); ++itr)
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{
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(*itr)->GenFinish(a_ChunkX, a_ChunkZ, BlockTypes, BlockMeta, HeightMap, BiomeMap, Entities, BlockEntities);
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} // for itr - m_FinishGens[]
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}
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}
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void cComposableGenerator::InitBiomeGen(cIniFile & a_IniFile)
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{
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AString BiomeGenName = a_IniFile.GetValueSet("Generator", "BiomeGen", "");
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if (BiomeGenName.empty())
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{
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LOGWARN("[Generator]::BiomeGen value not found in world.ini, using \"DistortedVoronoi\".");
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BiomeGenName = "DistortedVoronoi";
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}
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int Seed = m_ChunkGenerator.GetSeed();
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bool CacheOffByDefault = false;
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if (NoCaseCompare(BiomeGenName, "constant") == 0)
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{
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AString Biome = a_IniFile.GetValueSet("Generator", "ConstantBiome", "Plains");
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EMCSBiome b = StringToBiome(Biome);
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if (b == -1)
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{
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LOGWARN("[Generator]::ConstantBiome value \"%s\" not recognized, using \"Plains\".", Biome.c_str());
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b = biPlains;
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}
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m_BiomeGen = new cBioGenConstant(b);
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CacheOffByDefault = true; // we're generating faster than a cache would retrieve data :)
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}
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else if (NoCaseCompare(BiomeGenName, "checkerboard") == 0)
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{
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int BiomeSize = a_IniFile.GetValueSetI("Generator", "CheckerboardBiomeSize", 64);
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AString Biomes = a_IniFile.GetValueSet ("Generator", "CheckerBoardBiomes", "");
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m_BiomeGen = new cBioGenCheckerboard(BiomeSize, Biomes);
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CacheOffByDefault = true; // we're (probably) generating faster than a cache would retrieve data
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}
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else if (NoCaseCompare(BiomeGenName, "voronoi") == 0)
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{
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int CellSize = a_IniFile.GetValueSetI("Generator", "VoronoiCellSize", 64);
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AString Biomes = a_IniFile.GetValueSet ("Generator", "VoronoiBiomes", "");
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m_BiomeGen = new cBioGenVoronoi(Seed, CellSize, Biomes);
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}
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else if (NoCaseCompare(BiomeGenName, "multistepmap") == 0)
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{
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m_BiomeGen = new cBioGenMultiStepMap(Seed);
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((cBioGenMultiStepMap *)m_BiomeGen)->Init(a_IniFile);
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}
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else
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{
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if (NoCaseCompare(BiomeGenName, "distortedvoronoi") != 0)
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{
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LOGWARNING("Unknown BiomeGen \"%s\", using \"DistortedVoronoi\" instead.", BiomeGenName.c_str());
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}
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int CellSize = a_IniFile.GetValueSetI("Generator", "DistortedVoronoiCellSize", 96);
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AString Biomes = a_IniFile.GetValueSet ("Generator", "DistortedVoronoiBiomes", "");
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m_BiomeGen = new cBioGenDistortedVoronoi(Seed, CellSize, Biomes);
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}
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// Add a cache, if requested:
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int CacheSize = a_IniFile.GetValueSetI("Generator", "BiomeGenCacheSize", CacheOffByDefault ? 0 : 64);
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if (CacheSize > 0)
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{
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if (CacheSize < 4)
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{
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LOGWARNING("Biomegen cache size set too low, would hurt performance instead of helping. Increasing from %d to %d",
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CacheSize, 4
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);
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CacheSize = 4;
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}
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LOGINFO("Using a cache for biomegen of size %d.", CacheSize);
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m_BiomeGen = new cBioGenCache(m_BiomeGen, CacheSize);
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}
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}
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void cComposableGenerator::InitHeightGen(cIniFile & a_IniFile)
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{
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AString HeightGenName = a_IniFile.GetValueSet("Generator", "HeightGen", "");
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if (HeightGenName.empty())
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{
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LOGWARN("[Generator]::HeightGen value not found in world.ini, using \"Biomal\".");
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HeightGenName = "Biomal";
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}
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int Seed = m_ChunkGenerator.GetSeed();
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bool CacheOffByDefault = false;
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if (NoCaseCompare(HeightGenName, "flat") == 0)
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{
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int Height = a_IniFile.GetValueSetI("Generator", "FlatHeight", 5);
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m_HeightGen = new cHeiGenFlat(Height);
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CacheOffByDefault = true; // We're generating faster than a cache would retrieve data
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}
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else if (NoCaseCompare(HeightGenName, "classic") == 0)
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{
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// These used to be in terrain.ini, but now they are in world.ini (so that multiple worlds can have different values):
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float HeightFreq1 = (float)a_IniFile.GetValueSetF("Generator", "ClassicHeightFreq1", 0.1);
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float HeightFreq2 = (float)a_IniFile.GetValueSetF("Generator", "ClassicHeightFreq2", 1.0);
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float HeightFreq3 = (float)a_IniFile.GetValueSetF("Generator", "ClassicHeightFreq3", 2.0);
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float HeightAmp1 = (float)a_IniFile.GetValueSetF("Generator", "ClassicHeightAmp1", 1.0);
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float HeightAmp2 = (float)a_IniFile.GetValueSetF("Generator", "ClassicHeightAmp2", 0.5);
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float HeightAmp3 = (float)a_IniFile.GetValueSetF("Generator", "ClassicHeightAmp3", 0.5);
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m_HeightGen = new cHeiGenClassic(Seed, HeightFreq1, HeightAmp1, HeightFreq2, HeightAmp2, HeightFreq3, HeightAmp3);
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}
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else // "biomal" or <not found>
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{
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if (NoCaseCompare(HeightGenName, "biomal") != 0)
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{
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LOGWARN("Unknown HeightGen \"%s\", using \"Biomal\" instead.", HeightGenName.c_str());
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}
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m_HeightGen = new cHeiGenBiomal(Seed, *m_BiomeGen);
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}
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// Add a cache, if requested:
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int CacheSize = a_IniFile.GetValueSetI("Generator", "HeightGenCacheSize", CacheOffByDefault ? 0 : 64);
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if (CacheSize > 0)
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{
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if (CacheSize < 4)
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{
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LOGWARNING("Heightgen cache size set too low, would hurt performance instead of helping. Increasing from %d to %d",
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CacheSize, 4
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);
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CacheSize = 4;
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}
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LOGINFO("Using a cache for Heightgen of size %d.", CacheSize);
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m_HeightGen = new cHeiGenCache(m_HeightGen, CacheSize);
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}
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}
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void cComposableGenerator::InitCompositionGen(cIniFile & a_IniFile)
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{
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AString CompoGenName = a_IniFile.GetValueSet("Generator", "CompositionGen", "");
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if (CompoGenName.empty())
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{
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LOGWARN("[Generator]::CompositionGen value not found in world.ini, using \"Biomal\".");
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CompoGenName = "Biomal";
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}
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if (NoCaseCompare(CompoGenName, "sameblock") == 0)
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{
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int Block = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "SameBlockType", "stone");
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bool Bedrocked = (a_IniFile.GetValueSetI("Generator", "SameBlockBedrocked", 1) != 0);
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m_CompositionGen = new cCompoGenSameBlock((BLOCKTYPE)Block, Bedrocked);
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}
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else if (NoCaseCompare(CompoGenName, "debugbiomes") == 0)
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{
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m_CompositionGen = new cCompoGenDebugBiomes;
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}
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else if (NoCaseCompare(CompoGenName, "classic") == 0)
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{
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int SeaLevel = a_IniFile.GetValueSetI("Generator", "ClassicSeaLevel", 60);
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int BeachHeight = a_IniFile.GetValueSetI("Generator", "ClassicBeachHeight", 2);
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int BeachDepth = a_IniFile.GetValueSetI("Generator", "ClassicBeachDepth", 4);
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BLOCKTYPE BlockTop = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "ClassicBlockTop", "grass");
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BLOCKTYPE BlockMiddle = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "ClassicBlockMiddle", "dirt");
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BLOCKTYPE BlockBottom = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "ClassicBlockBottom", "stone");
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BLOCKTYPE BlockBeach = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "ClassicBlockBeach", "sand");
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BLOCKTYPE BlockBeachBottom = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "ClassicBlockBeachBottom", "sandstone");
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BLOCKTYPE BlockSea = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "ClassicBlockSea", "stationarywater");
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m_CompositionGen = new cCompoGenClassic(
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SeaLevel, BeachHeight, BeachDepth, BlockTop, BlockMiddle, BlockBottom, BlockBeach,
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BlockBeachBottom, BlockSea
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);
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}
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else
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{
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if (NoCaseCompare(CompoGenName, "biomal") != 0)
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{
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LOGWARN("Unknown CompositionGen \"%s\", using \"biomal\" instead.", CompoGenName.c_str());
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}
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int SeaLevel = a_IniFile.GetValueSetI("Generator", "BiomalSeaLevel", 62);
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int Seed = m_ChunkGenerator.GetSeed();
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m_CompositionGen = new cCompoGenBiomal(Seed, SeaLevel);
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}
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}
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void cComposableGenerator::InitStructureGens(cIniFile & a_IniFile)
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{
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AString Structures = a_IniFile.GetValueSet("Generator", "Structures", "Ravines,WormNestCaves,OreNests,Trees");
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int Seed = m_ChunkGenerator.GetSeed();
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AStringVector Str = StringSplit(Structures, ",");
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for (AStringVector::const_iterator itr = Str.begin(); itr != Str.end(); ++itr)
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{
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if (NoCaseCompare(*itr, "trees") == 0)
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{
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m_StructureGens.push_back(new cStructGenTrees(Seed, m_BiomeGen, m_HeightGen, m_CompositionGen));
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}
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else if (NoCaseCompare(*itr, "marblecaves") == 0)
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{
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m_StructureGens.push_back(new cStructGenMarbleCaves(Seed));
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}
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else if (NoCaseCompare(*itr, "dualridgecaves") == 0)
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{
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float Threshold = (float)a_IniFile.GetValueSetF("Generator", "DualRidgeCavesThreshold", 0.3);
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m_StructureGens.push_back(new cStructGenDualRidgeCaves(Seed, Threshold));
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}
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else if (NoCaseCompare(*itr, "orenests") == 0)
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{
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m_StructureGens.push_back(new cStructGenOreNests(Seed));
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}
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else if (NoCaseCompare(*itr, "ravines") == 0)
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{
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m_StructureGens.push_back(new cStructGenRavines(Seed, 128));
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}
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//*
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// TODO: Not implemented yet; need a name
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else if (NoCaseCompare(*itr, "wormnestcaves") == 0)
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{
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m_StructureGens.push_back(new cStructGenWormNestCaves(Seed));
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}
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//*/
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else
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{
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LOGWARNING("Unknown structure generator: \"%s\". Ignoring.", itr->c_str());
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}
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} // for itr - Str[]
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}
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void cComposableGenerator::InitFinishGens(cIniFile & a_IniFile)
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{
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int Seed = m_ChunkGenerator.GetSeed();
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AString Structures = a_IniFile.GetValueSet("Generator", "Finishers", "SprinkleFoliage,Ice,Snow,Lilypads,BottomLava,DeadBushes,PreSimulator");
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AStringVector Str = StringSplit(Structures, ",");
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for (AStringVector::const_iterator itr = Str.begin(); itr != Str.end(); ++itr)
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{
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// Finishers, alpha-sorted:
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if (NoCaseCompare(*itr, "BottomLava") == 0)
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{
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int BottomLavaLevel = a_IniFile.GetValueSetI("Generator", "BottomLavaLevel", 10);
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m_FinishGens.push_back(new cFinishGenBottomLava(BottomLavaLevel));
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}
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else if (NoCaseCompare(*itr, "DeadBushes") == 0)
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{
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m_FinishGens.push_back(new cFinishGenDeadBushes(Seed));
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}
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else if (NoCaseCompare(*itr, "Ice") == 0)
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{
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m_FinishGens.push_back(new cFinishGenIce);
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}
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else if (NoCaseCompare(*itr, "Lilypads") == 0)
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{
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m_FinishGens.push_back(new cFinishGenLilypads(Seed));
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}
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else if (NoCaseCompare(*itr, "PreSimulator") == 0)
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{
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m_FinishGens.push_back(new cFinishGenPreSimulator);
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}
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else if (NoCaseCompare(*itr, "Snow") == 0)
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{
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m_FinishGens.push_back(new cFinishGenSnow);
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}
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else if (NoCaseCompare(*itr, "SprinkleFoliage") == 0)
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{
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m_FinishGens.push_back(new cFinishGenSprinkleFoliage(Seed));
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}
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} // for itr - Str[]
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}
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