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authormadmaxoft@gmail.com <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>2013-01-25 11:12:29 +0100
committermadmaxoft@gmail.com <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>2013-01-25 11:12:29 +0100
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+
+// ComposableGenerator.cpp
+
+// Implements the cComposableGenerator class representing the chunk generator that takes the composition approach to generating chunks
+
+#include "Globals.h"
+
+#include "ComposableGenerator.h"
+#include "../World.h"
+#include "../../iniFile/iniFile.h"
+#include "../Root.h"
+#include "ChunkDesc.h"
+
+// Individual composed algorithms:
+#include "BioGen.h"
+#include "HeiGen.h"
+#include "CompoGen.h"
+#include "StructGen.h"
+#include "FinishGen.h"
+#include "Ravines.h"
+#include "Caves.h"
+
+
+
+
+
+cComposableGenerator::cComposableGenerator(cChunkGenerator & a_ChunkGenerator) :
+ super(a_ChunkGenerator),
+ m_BiomeGen(NULL),
+ m_HeightGen(NULL),
+ m_CompositionGen(NULL)
+{
+}
+
+
+
+
+
+cComposableGenerator::~cComposableGenerator()
+{
+ // Delete the generating composition:
+ for (cFinishGenList::const_iterator itr = m_FinishGens.begin(); itr != m_FinishGens.end(); ++itr)
+ {
+ delete *itr;
+ }
+ m_FinishGens.clear();
+ for (cStructureGenList::const_iterator itr = m_StructureGens.begin(); itr != m_StructureGens.end(); ++itr)
+ {
+ delete *itr;
+ }
+ m_StructureGens.clear();
+ delete m_CompositionGen;
+ m_CompositionGen = NULL;
+ delete m_HeightGen;
+ m_HeightGen = NULL;
+ delete m_BiomeGen;
+ m_BiomeGen = NULL;
+}
+
+
+
+
+
+void cComposableGenerator::Initialize(cWorld * a_World, cIniFile & a_IniFile)
+{
+ super::Initialize(a_World, a_IniFile);
+
+ InitBiomeGen(a_IniFile);
+ InitHeightGen(a_IniFile);
+ InitCompositionGen(a_IniFile);
+ InitStructureGens(a_IniFile);
+ InitFinishGens(a_IniFile);
+}
+
+
+
+
+
+void cComposableGenerator::GenerateBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap)
+{
+ if (m_BiomeGen != NULL) // Quick fix for generator deinitializing before the world storage finishes loading
+ {
+ m_BiomeGen->GenBiomes(a_ChunkX, a_ChunkZ, a_BiomeMap);
+ }
+}
+
+
+
+
+
+void cComposableGenerator::DoGenerate(int a_ChunkX, int a_ChunkZ, cChunkDesc & a_ChunkDesc, cEntityList & a_Entities, cBlockEntityList & a_BlockEntities)
+{
+ cChunkDef::BiomeMap & BiomeMap = a_ChunkDesc.GetBiomeMap();
+ cChunkDef::BlockTypes & BlockTypes = a_ChunkDesc.GetBlockTypes();
+ cChunkDef::BlockNibbles & BlockMeta = a_ChunkDesc.GetBlockMetas();
+ cChunkDef::HeightMap & HeightMap = a_ChunkDesc.GetHeightMap();
+ cEntityList & Entities = a_Entities;
+ cBlockEntityList & BlockEntities = a_BlockEntities;
+
+ if (a_ChunkDesc.IsUsingDefaultBiomes())
+ {
+ m_BiomeGen->GenBiomes(a_ChunkX, a_ChunkZ, BiomeMap);
+ }
+
+ if (a_ChunkDesc.IsUsingDefaultHeight())
+ {
+ m_HeightGen->GenHeightMap(a_ChunkX, a_ChunkZ, HeightMap);
+ }
+
+ if (a_ChunkDesc.IsUsingDefaultComposition())
+ {
+ m_CompositionGen->ComposeTerrain(a_ChunkX, a_ChunkZ, BlockTypes, BlockMeta, HeightMap, BiomeMap, a_Entities, a_BlockEntities);
+ }
+
+ if (a_ChunkDesc.IsUsingDefaultStructures())
+ {
+ for (cStructureGenList::iterator itr = m_StructureGens.begin(); itr != m_StructureGens.end(); ++itr)
+ {
+ (*itr)->GenStructures(a_ChunkX, a_ChunkZ, BlockTypes, BlockMeta, HeightMap, Entities, BlockEntities);
+ } // for itr - m_StructureGens[]
+ }
+
+ if (a_ChunkDesc.IsUsingDefaultFinish())
+ {
+ for (cFinishGenList::iterator itr = m_FinishGens.begin(); itr != m_FinishGens.end(); ++itr)
+ {
+ (*itr)->GenFinish(a_ChunkX, a_ChunkZ, BlockTypes, BlockMeta, HeightMap, BiomeMap, Entities, BlockEntities);
+ } // for itr - m_FinishGens[]
+ }
+}
+
+
+
+
+
+void cComposableGenerator::InitBiomeGen(cIniFile & a_IniFile)
+{
+ AString BiomeGenName = a_IniFile.GetValueSet("Generator", "BiomeGen", "");
+ if (BiomeGenName.empty())
+ {
+ LOGWARN("[Generator]::BiomeGen value not found in world.ini, using \"DistortedVoronoi\".");
+ BiomeGenName = "DistortedVoronoi";
+ }
+
+ int Seed = m_ChunkGenerator.GetSeed();
+ bool CacheOffByDefault = false;
+ if (NoCaseCompare(BiomeGenName, "constant") == 0)
+ {
+ AString Biome = a_IniFile.GetValueSet("Generator", "ConstantBiome", "Plains");
+ EMCSBiome b = StringToBiome(Biome);
+ if (b == -1)
+ {
+ LOGWARN("[Generator]::ConstantBiome value \"%s\" not recognized, using \"Plains\".", Biome.c_str());
+ b = biPlains;
+ }
+ m_BiomeGen = new cBioGenConstant(b);
+ CacheOffByDefault = true; // we're generating faster than a cache would retrieve data :)
+ }
+ else if (NoCaseCompare(BiomeGenName, "checkerboard") == 0)
+ {
+ int BiomeSize = a_IniFile.GetValueSetI("Generator", "CheckerboardBiomeSize", 64);
+ AString Biomes = a_IniFile.GetValueSet ("Generator", "CheckerBoardBiomes", "");
+ m_BiomeGen = new cBioGenCheckerboard(BiomeSize, Biomes);
+ CacheOffByDefault = true; // we're (probably) generating faster than a cache would retrieve data
+ }
+ else if (NoCaseCompare(BiomeGenName, "voronoi") == 0)
+ {
+ int CellSize = a_IniFile.GetValueSetI("Generator", "VoronoiCellSize", 64);
+ AString Biomes = a_IniFile.GetValueSet ("Generator", "VoronoiBiomes", "");
+ m_BiomeGen = new cBioGenVoronoi(Seed, CellSize, Biomes);
+ }
+ else if (NoCaseCompare(BiomeGenName, "multistepmap") == 0)
+ {
+ m_BiomeGen = new cBioGenMultiStepMap(Seed);
+ ((cBioGenMultiStepMap *)m_BiomeGen)->Init(a_IniFile);
+ }
+ else
+ {
+ if (NoCaseCompare(BiomeGenName, "distortedvoronoi") != 0)
+ {
+ LOGWARNING("Unknown BiomeGen \"%s\", using \"DistortedVoronoi\" instead.", BiomeGenName.c_str());
+ }
+ int CellSize = a_IniFile.GetValueSetI("Generator", "DistortedVoronoiCellSize", 96);
+ AString Biomes = a_IniFile.GetValueSet ("Generator", "DistortedVoronoiBiomes", "");
+ m_BiomeGen = new cBioGenDistortedVoronoi(Seed, CellSize, Biomes);
+ }
+
+ // Add a cache, if requested:
+ int CacheSize = a_IniFile.GetValueSetI("Generator", "BiomeGenCacheSize", CacheOffByDefault ? 0 : 64);
+ if (CacheSize > 0)
+ {
+ if (CacheSize < 4)
+ {
+ LOGWARNING("Biomegen cache size set too low, would hurt performance instead of helping. Increasing from %d to %d",
+ CacheSize, 4
+ );
+ CacheSize = 4;
+ }
+ LOGINFO("Using a cache for biomegen of size %d.", CacheSize);
+ m_BiomeGen = new cBioGenCache(m_BiomeGen, CacheSize);
+ }
+}
+
+
+
+
+
+void cComposableGenerator::InitHeightGen(cIniFile & a_IniFile)
+{
+ AString HeightGenName = a_IniFile.GetValueSet("Generator", "HeightGen", "");
+ if (HeightGenName.empty())
+ {
+ LOGWARN("[Generator]::HeightGen value not found in world.ini, using \"Biomal\".");
+ HeightGenName = "Biomal";
+ }
+
+ int Seed = m_ChunkGenerator.GetSeed();
+ bool CacheOffByDefault = false;
+ if (NoCaseCompare(HeightGenName, "flat") == 0)
+ {
+ int Height = a_IniFile.GetValueSetI("Generator", "FlatHeight", 5);
+ m_HeightGen = new cHeiGenFlat(Height);
+ CacheOffByDefault = true; // We're generating faster than a cache would retrieve data
+ }
+ else if (NoCaseCompare(HeightGenName, "classic") == 0)
+ {
+ // These used to be in terrain.ini, but now they are in world.ini (so that multiple worlds can have different values):
+ float HeightFreq1 = (float)a_IniFile.GetValueSetF("Generator", "ClassicHeightFreq1", 0.1);
+ float HeightFreq2 = (float)a_IniFile.GetValueSetF("Generator", "ClassicHeightFreq2", 1.0);
+ float HeightFreq3 = (float)a_IniFile.GetValueSetF("Generator", "ClassicHeightFreq3", 2.0);
+ float HeightAmp1 = (float)a_IniFile.GetValueSetF("Generator", "ClassicHeightAmp1", 1.0);
+ float HeightAmp2 = (float)a_IniFile.GetValueSetF("Generator", "ClassicHeightAmp2", 0.5);
+ float HeightAmp3 = (float)a_IniFile.GetValueSetF("Generator", "ClassicHeightAmp3", 0.5);
+ m_HeightGen = new cHeiGenClassic(Seed, HeightFreq1, HeightAmp1, HeightFreq2, HeightAmp2, HeightFreq3, HeightAmp3);
+ }
+ else // "biomal" or <not found>
+ {
+ if (NoCaseCompare(HeightGenName, "biomal") != 0)
+ {
+ LOGWARN("Unknown HeightGen \"%s\", using \"Biomal\" instead.", HeightGenName.c_str());
+ }
+ m_HeightGen = new cHeiGenBiomal(Seed, *m_BiomeGen);
+ }
+
+ // Add a cache, if requested:
+ int CacheSize = a_IniFile.GetValueSetI("Generator", "HeightGenCacheSize", CacheOffByDefault ? 0 : 64);
+ if (CacheSize > 0)
+ {
+ if (CacheSize < 4)
+ {
+ LOGWARNING("Heightgen cache size set too low, would hurt performance instead of helping. Increasing from %d to %d",
+ CacheSize, 4
+ );
+ CacheSize = 4;
+ }
+ LOGINFO("Using a cache for Heightgen of size %d.", CacheSize);
+ m_HeightGen = new cHeiGenCache(m_HeightGen, CacheSize);
+ }
+}
+
+
+
+
+
+void cComposableGenerator::InitCompositionGen(cIniFile & a_IniFile)
+{
+ AString CompoGenName = a_IniFile.GetValueSet("Generator", "CompositionGen", "");
+ if (CompoGenName.empty())
+ {
+ LOGWARN("[Generator]::CompositionGen value not found in world.ini, using \"Biomal\".");
+ CompoGenName = "Biomal";
+ }
+ if (NoCaseCompare(CompoGenName, "sameblock") == 0)
+ {
+ int Block = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "SameBlockType", "stone");
+ bool Bedrocked = (a_IniFile.GetValueSetI("Generator", "SameBlockBedrocked", 1) != 0);
+ m_CompositionGen = new cCompoGenSameBlock((BLOCKTYPE)Block, Bedrocked);
+ }
+ else if (NoCaseCompare(CompoGenName, "debugbiomes") == 0)
+ {
+ m_CompositionGen = new cCompoGenDebugBiomes;
+ }
+ else if (NoCaseCompare(CompoGenName, "classic") == 0)
+ {
+ int SeaLevel = a_IniFile.GetValueSetI("Generator", "ClassicSeaLevel", 60);
+ int BeachHeight = a_IniFile.GetValueSetI("Generator", "ClassicBeachHeight", 2);
+ int BeachDepth = a_IniFile.GetValueSetI("Generator", "ClassicBeachDepth", 4);
+ BLOCKTYPE BlockTop = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "ClassicBlockTop", "grass");
+ BLOCKTYPE BlockMiddle = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "ClassicBlockMiddle", "dirt");
+ BLOCKTYPE BlockBottom = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "ClassicBlockBottom", "stone");
+ BLOCKTYPE BlockBeach = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "ClassicBlockBeach", "sand");
+ BLOCKTYPE BlockBeachBottom = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "ClassicBlockBeachBottom", "sandstone");
+ BLOCKTYPE BlockSea = m_ChunkGenerator.GetIniBlock(a_IniFile, "Generator", "ClassicBlockSea", "stationarywater");
+ m_CompositionGen = new cCompoGenClassic(
+ SeaLevel, BeachHeight, BeachDepth, BlockTop, BlockMiddle, BlockBottom, BlockBeach,
+ BlockBeachBottom, BlockSea
+ );
+ }
+ else
+ {
+ if (NoCaseCompare(CompoGenName, "biomal") != 0)
+ {
+ LOGWARN("Unknown CompositionGen \"%s\", using \"biomal\" instead.", CompoGenName.c_str());
+ }
+ int SeaLevel = a_IniFile.GetValueSetI("Generator", "BiomalSeaLevel", 62);
+ int Seed = m_ChunkGenerator.GetSeed();
+ m_CompositionGen = new cCompoGenBiomal(Seed, SeaLevel);
+ }
+}
+
+
+
+
+
+void cComposableGenerator::InitStructureGens(cIniFile & a_IniFile)
+{
+ AString Structures = a_IniFile.GetValueSet("Generator", "Structures", "Ravines,WormNestCaves,OreNests,Trees");
+
+ int Seed = m_ChunkGenerator.GetSeed();
+ AStringVector Str = StringSplit(Structures, ",");
+ for (AStringVector::const_iterator itr = Str.begin(); itr != Str.end(); ++itr)
+ {
+ if (NoCaseCompare(*itr, "trees") == 0)
+ {
+ m_StructureGens.push_back(new cStructGenTrees(Seed, m_BiomeGen, m_HeightGen, m_CompositionGen));
+ }
+ else if (NoCaseCompare(*itr, "marblecaves") == 0)
+ {
+ m_StructureGens.push_back(new cStructGenMarbleCaves(Seed));
+ }
+ else if (NoCaseCompare(*itr, "dualridgecaves") == 0)
+ {
+ float Threshold = (float)a_IniFile.GetValueSetF("Generator", "DualRidgeCavesThreshold", 0.3);
+ m_StructureGens.push_back(new cStructGenDualRidgeCaves(Seed, Threshold));
+ }
+ else if (NoCaseCompare(*itr, "orenests") == 0)
+ {
+ m_StructureGens.push_back(new cStructGenOreNests(Seed));
+ }
+ else if (NoCaseCompare(*itr, "ravines") == 0)
+ {
+ m_StructureGens.push_back(new cStructGenRavines(Seed, 128));
+ }
+ //*
+ // TODO: Not implemented yet; need a name
+ else if (NoCaseCompare(*itr, "wormnestcaves") == 0)
+ {
+ m_StructureGens.push_back(new cStructGenWormNestCaves(Seed));
+ }
+ //*/
+ else
+ {
+ LOGWARNING("Unknown structure generator: \"%s\". Ignoring.", itr->c_str());
+ }
+ } // for itr - Str[]
+}
+
+
+
+
+
+void cComposableGenerator::InitFinishGens(cIniFile & a_IniFile)
+{
+ int Seed = m_ChunkGenerator.GetSeed();
+ AString Structures = a_IniFile.GetValueSet("Generator", "Finishers", "SprinkleFoliage,Ice,Snow,Lilypads,BottomLava,DeadBushes,PreSimulator");
+
+ AStringVector Str = StringSplit(Structures, ",");
+ for (AStringVector::const_iterator itr = Str.begin(); itr != Str.end(); ++itr)
+ {
+ // Finishers, alpha-sorted:
+ if (NoCaseCompare(*itr, "BottomLava") == 0)
+ {
+ int BottomLavaLevel = a_IniFile.GetValueSetI("Generator", "BottomLavaLevel", 10);
+ m_FinishGens.push_back(new cFinishGenBottomLava(BottomLavaLevel));
+ }
+ else if (NoCaseCompare(*itr, "DeadBushes") == 0)
+ {
+ m_FinishGens.push_back(new cFinishGenDeadBushes(Seed));
+ }
+ else if (NoCaseCompare(*itr, "Ice") == 0)
+ {
+ m_FinishGens.push_back(new cFinishGenIce);
+ }
+ else if (NoCaseCompare(*itr, "Lilypads") == 0)
+ {
+ m_FinishGens.push_back(new cFinishGenLilypads(Seed));
+ }
+ else if (NoCaseCompare(*itr, "PreSimulator") == 0)
+ {
+ m_FinishGens.push_back(new cFinishGenPreSimulator);
+ }
+ else if (NoCaseCompare(*itr, "Snow") == 0)
+ {
+ m_FinishGens.push_back(new cFinishGenSnow);
+ }
+ else if (NoCaseCompare(*itr, "SprinkleFoliage") == 0)
+ {
+ m_FinishGens.push_back(new cFinishGenSprinkleFoliage(Seed));
+ }
+ } // for itr - Str[]
+}
+
+
+
+