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Diffstat (limited to 'source/cChunkGenerator.cpp')
| -rw-r--r-- | source/cChunkGenerator.cpp | 596 |
1 files changed, 0 insertions, 596 deletions
diff --git a/source/cChunkGenerator.cpp b/source/cChunkGenerator.cpp deleted file mode 100644 index be2544541..000000000 --- a/source/cChunkGenerator.cpp +++ /dev/null @@ -1,596 +0,0 @@ - -#include "Globals.h" - -#include "cChunkGenerator.h" -#include "cWorld.h" -#include "../iniFile/iniFile.h" -#include "BioGen.h" -#include "HeiGen.h" -#include "CompoGen.h" -#include "StructGen.h" -#include "FinishGen.h" -#include "cRoot.h" -#include "cPluginManager.h" -#include "cLuaChunk.h" -#include "Ravines.h" -#include "Caves.h" - - - - - -/// If the generation queue size exceeds this number, a warning will be output -const int QUEUE_WARNING_LIMIT = 1000; - -/// If the generation queue size exceeds this number, chunks with no clients will be skipped -const int QUEUE_SKIP_LIMIT = 500; - - - - - -static BLOCKTYPE GetIniBlock(cIniFile & a_IniFile, const AString & a_SectionName, const AString & a_ValueName, const AString & a_Default) -{ - AString BlockType = a_IniFile.GetValueSet(a_SectionName, a_ValueName, a_Default); - BLOCKTYPE Block = BlockStringToType(BlockType); - if (Block < 0) - { - LOGWARN("[&s].%s Could not parse block value \"%s\". Using default: \"%s\".", a_SectionName.c_str(), a_ValueName.c_str(), BlockType.c_str(),a_Default.c_str()); - return BlockStringToType(a_Default); - } - return Block; -} - - - - - -/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -// cChunkGenerator: - -cChunkGenerator::cChunkGenerator(void) - : super("cChunkGenerator") - , m_World(NULL) - , m_BiomeGen(NULL) - , m_HeightGen(NULL) - , m_CompositionGen(NULL) -{ -} - - - - - -cChunkGenerator::~cChunkGenerator() -{ - Stop(); -} - - - - - -bool cChunkGenerator::Start(cWorld * a_World, cIniFile & a_IniFile) -{ - MTRand rnd; - m_World = a_World; - m_Seed = a_IniFile.GetValueSetI("Seed", "Seed", rnd.randInt()); - - InitBiomeGen(a_IniFile); - InitHeightGen(a_IniFile); - InitCompositionGen(a_IniFile); - InitStructureGens(a_IniFile); - InitFinishGens(a_IniFile); - - a_IniFile.WriteFile(); - - return super::Start(); -} - - - - - -void cChunkGenerator::Stop(void) -{ - m_ShouldTerminate = true; - m_Event.Set(); - m_evtRemoved.Set(); // Wake up anybody waiting for empty queue - Wait(); - - // 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 cChunkGenerator::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"; - } - - 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(m_Seed, CellSize, Biomes); - } - 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(m_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 cChunkGenerator::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"; - } - - 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(m_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(m_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 cChunkGenerator::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 = 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 = GetIniBlock(a_IniFile, "Generator", "ClassicBlockTop", "grass"); - BLOCKTYPE BlockMiddle = GetIniBlock(a_IniFile, "Generator", "ClassicBlockMiddle", "dirt"); - BLOCKTYPE BlockBottom = GetIniBlock(a_IniFile, "Generator", "ClassicBlockBottom", "stone"); - BLOCKTYPE BlockBeach = GetIniBlock(a_IniFile, "Generator", "ClassicBlockBeach", "sand"); - BLOCKTYPE BlockBeachBottom = GetIniBlock(a_IniFile, "Generator", "ClassicBlockBeachBottom", "sandstone"); - BLOCKTYPE BlockSea = GetIniBlock(a_IniFile, "Generator", "ClassicBlockSea", "9"); - 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); - m_CompositionGen = new cCompoGenBiomal(m_Seed, SeaLevel); - } -} - - - - - -void cChunkGenerator::InitStructureGens(cIniFile & a_IniFile) -{ - AString Structures = a_IniFile.GetValueSet("Generator", "Structures", "Trees,MarbleCaves,OreNests"); - - 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(m_Seed, m_BiomeGen, m_HeightGen, m_CompositionGen)); - } - else if (NoCaseCompare(*itr, "marblecaves") == 0) - { - m_StructureGens.push_back(new cStructGenMarbleCaves(m_Seed)); - } - else if (NoCaseCompare(*itr, "dualridgecaves") == 0) - { - float Threshold = (float)a_IniFile.GetValueSetF("Generator", "DualRidgeCavesThreshold", 0.3); - m_StructureGens.push_back(new cStructGenDualRidgeCaves(m_Seed, Threshold)); - } - else if (NoCaseCompare(*itr, "orenests") == 0) - { - m_StructureGens.push_back(new cStructGenOreNests(m_Seed)); - } - else if (NoCaseCompare(*itr, "ravines") == 0) - { - m_StructureGens.push_back(new cStructGenRavines(m_Seed, 128)); - } - //* - // TODO: Not implemented yet; need a name - else if (NoCaseCompare(*itr, "wormnestcaves") == 0) - { - m_StructureGens.push_back(new cStructGenWormNestCaves(m_Seed)); - } - //*/ - else - { - LOGWARNING("Unknown structure generator: \"%s\". Ignoring.", itr->c_str()); - } - } // for itr - Str[] -} - - - - - -void cChunkGenerator::InitFinishGens(cIniFile & a_IniFile) -{ - AString Structures = a_IniFile.GetValueSet("Generator", "Finishers", "SprinkleFoliage,Ice,Snow,Lilypads,BottomLava"); - - AStringVector Str = StringSplit(Structures, ","); - for (AStringVector::const_iterator itr = Str.begin(); itr != Str.end(); ++itr) - { - if (NoCaseCompare(*itr, "SprinkleFoliage") == 0) - { - m_FinishGens.push_back(new cFinishGenSprinkleFoliage(m_Seed)); - } - else if (NoCaseCompare(*itr, "Snow") == 0) - { - m_FinishGens.push_back(new cFinishGenSnow); - } - else if (NoCaseCompare(*itr, "Ice") == 0) - { - m_FinishGens.push_back(new cFinishGenIce); - } - else if (NoCaseCompare(*itr, "Lilypads") == 0) - { - m_FinishGens.push_back(new cFinishGenLilypads(m_Seed)); - } - else if (NoCaseCompare(*itr, "BottomLava") == 0) - { - int BottomLavaLevel = a_IniFile.GetValueSetI("Generator", "BottomLavaLevel", 10); - m_FinishGens.push_back(new cFinishGenBottomLava(BottomLavaLevel)); - } - } // for itr - Str[] -} - - - - - -void cChunkGenerator::QueueGenerateChunk(int a_ChunkX, int a_ChunkY, int a_ChunkZ) -{ - { - cCSLock Lock(m_CS); - - // Check if it is already in the queue: - for (cChunkCoordsList::iterator itr = m_Queue.begin(); itr != m_Queue.end(); ++itr) - { - if ((itr->m_ChunkX == a_ChunkX) && (itr->m_ChunkY == a_ChunkY) && (itr->m_ChunkZ == a_ChunkZ)) - { - // Already in the queue, bail out - return; - } - } // for itr - m_Queue[] - - // Add to queue, issue a warning if too many: - if (m_Queue.size() >= QUEUE_WARNING_LIMIT) - { - LOGWARN("WARNING: Adding chunk [%i, %i] to generation queue; Queue is too big! (%i)", a_ChunkX, a_ChunkZ, m_Queue.size()); - } - m_Queue.push_back(cChunkCoords(a_ChunkX, a_ChunkY, a_ChunkZ)); - } - - m_Event.Set(); -} - - - - - -void cChunkGenerator::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 cChunkGenerator::WaitForQueueEmpty(void) -{ - cCSLock Lock(m_CS); - while (!m_ShouldTerminate && !m_Queue.empty()) - { - cCSUnlock Unlock(Lock); - m_evtRemoved.Wait(); - } -} - - - - - -int cChunkGenerator::GetQueueLength(void) -{ - cCSLock Lock(m_CS); - return (int)m_Queue.size(); -} - - - - - -EMCSBiome cChunkGenerator::GetBiomeAt(int a_BlockX, int a_BlockZ) -{ - cChunkDef::BiomeMap Biomes; - int Y = 0; - int ChunkX, ChunkZ; - cWorld::AbsoluteToRelative(a_BlockX, Y, a_BlockZ, ChunkX, Y, ChunkZ); - m_BiomeGen->GenBiomes(ChunkX, ChunkZ, Biomes); - return cChunkDef::GetBiome(Biomes, a_BlockX, a_BlockZ); -} - - - - - -void cChunkGenerator::Execute(void) -{ - // To be able to display performance information, the generator counts the chunks generated. - // When the queue gets empty, the count is reset, so that waiting for the queue is not counted into the total time. - int NumChunksGenerated = 0; // Number of chunks generated since the queue was last empty - clock_t GenerationStart = clock(); // Clock tick when the queue started to fill - clock_t LastReportTick = clock(); // Clock tick of the last report made (so that performance isn't reported too often) - - while (!m_ShouldTerminate) - { - cCSLock Lock(m_CS); - while (m_Queue.size() == 0) - { - if ((NumChunksGenerated > 16) && (clock() - LastReportTick > CLOCKS_PER_SEC)) - { - LOG("Chunk generator performance: %.2f ch/s (%d ch total)", - (double)NumChunksGenerated * CLOCKS_PER_SEC/ (clock() - GenerationStart), - NumChunksGenerated - ); - } - cCSUnlock Unlock(Lock); - m_Event.Wait(); - if (m_ShouldTerminate) - { - return; - } - NumChunksGenerated = 0; - GenerationStart = clock(); - LastReportTick = clock(); - } - - cChunkCoords coords = m_Queue.front(); // Get next coord from queue - m_Queue.erase( m_Queue.begin() ); // Remove coordinate from queue - bool SkipEnabled = (m_Queue.size() > QUEUE_SKIP_LIMIT); - Lock.Unlock(); // Unlock ASAP - m_evtRemoved.Set(); - - // Display perf info once in a while: - if ((NumChunksGenerated > 16) && (clock() - LastReportTick > 2 * CLOCKS_PER_SEC)) - { - LOG("Chunk generator performance: %.2f ch/s (%d ch total)", - (double)NumChunksGenerated * CLOCKS_PER_SEC / (clock() - GenerationStart), - NumChunksGenerated - ); - LastReportTick = clock(); - } - - // Hack for regenerating chunks: if Y != 0, the chunk is considered invalid, even if it has its data set - if ((coords.m_ChunkY == 0) && m_World->IsChunkValid(coords.m_ChunkX, coords.m_ChunkY, coords.m_ChunkZ)) - { - LOGD("Chunk [%d, %d] already generated, skipping generation", coords.m_ChunkX, coords.m_ChunkZ); - // Already generated, ignore request - continue; - } - - if (SkipEnabled && !m_World->HasChunkAnyClients(coords.m_ChunkX, coords.m_ChunkY, coords.m_ChunkZ)) - { - LOGWARNING("Chunk generator overloaded, skipping chunk [%d, %d, %d]", coords.m_ChunkX, coords.m_ChunkY, coords.m_ChunkZ); - continue; - } - - LOGD("Generating chunk [%d, %d, %d]", coords.m_ChunkX, coords.m_ChunkY, coords.m_ChunkZ); - DoGenerate(coords.m_ChunkX, coords.m_ChunkY, coords.m_ChunkZ); - - // Save the chunk right after generating, so that we don't have to generate it again on next run - m_World->GetStorage().QueueSaveChunk(coords.m_ChunkX, coords.m_ChunkY, coords.m_ChunkZ); - - NumChunksGenerated++; - } // while (!bStop) -} - - - - -void cChunkGenerator::DoGenerate(int a_ChunkX, int a_ChunkY, int a_ChunkZ) -{ - cChunkDef::BiomeMap BiomeMap; - cChunkDef::BlockTypes BlockTypes; - cChunkDef::BlockNibbles BlockMeta; - cChunkDef::HeightMap HeightMap; - cEntityList Entities; - cBlockEntityList BlockEntities; - - cLuaChunk LuaChunk( BlockTypes, BlockMeta, HeightMap, BiomeMap ); - if( cRoot::Get()->GetPluginManager()->CallHookChunkGenerating(m_World, a_ChunkX, a_ChunkZ, &LuaChunk ) ) - { - // A plugin interrupted generation, handle something plugin specific - if( LuaChunk.IsUsingDefaultBiomes() ) - { - m_BiomeGen->GenBiomes(a_ChunkX, a_ChunkZ, BiomeMap); - } - if( LuaChunk.IsUsingDefaultComposition() ) - { - m_CompositionGen->ComposeTerrain(a_ChunkX, a_ChunkZ, BlockTypes, BlockMeta, HeightMap, BiomeMap, Entities, BlockEntities); - } - if( LuaChunk.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( LuaChunk.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[] - } - } - else - { - // Use the composed generator: - m_BiomeGen->GenBiomes(a_ChunkX, a_ChunkZ, BiomeMap); - m_HeightGen->GenHeightMap(a_ChunkX, a_ChunkZ, HeightMap); - m_CompositionGen->ComposeTerrain(a_ChunkX, a_ChunkZ, BlockTypes, BlockMeta, HeightMap, BiomeMap, Entities, BlockEntities); - 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[] - 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[] - } - - m_World->SetChunkData( - a_ChunkX, a_ChunkY, a_ChunkZ, - BlockTypes, BlockMeta, - NULL, NULL, // We don't have lighting, chunk will be lighted when needed - &HeightMap, &BiomeMap, - Entities, BlockEntities, - true - ); - - cRoot::Get()->GetPluginManager()->CallHook(cPluginManager::E_PLUGIN_CHUNK_GENERATED, 3, m_World, a_ChunkX, a_ChunkZ); -} - - - - |