summaryrefslogtreecommitdiffstats
path: root/src/Generating/BioGen.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/Generating/BioGen.cpp')
-rw-r--r--src/Generating/BioGen.cpp203
1 files changed, 131 insertions, 72 deletions
diff --git a/src/Generating/BioGen.cpp b/src/Generating/BioGen.cpp
index 8fad9f5c9..217ca8f80 100644
--- a/src/Generating/BioGen.cpp
+++ b/src/Generating/BioGen.cpp
@@ -13,72 +13,6 @@
////////////////////////////////////////////////////////////////////////////////
-// cBiomeGen:
-
-cBiomeGen * cBiomeGen::CreateBiomeGen(cIniFile & a_IniFile, int a_Seed, bool & a_CacheOffByDefault)
-{
- AString BiomeGenName = a_IniFile.GetValueSet("Generator", "BiomeGen", "");
- if (BiomeGenName.empty())
- {
- LOGWARN("[Generator] BiomeGen value not set in world.ini, using \"MultiStepMap\".");
- BiomeGenName = "MultiStepMap";
- }
-
- cBiomeGen * res = NULL;
- a_CacheOffByDefault = false;
- if (NoCaseCompare(BiomeGenName, "constant") == 0)
- {
- res = new cBioGenConstant;
- a_CacheOffByDefault = true; // we're generating faster than a cache would retrieve data :)
- }
- else if (NoCaseCompare(BiomeGenName, "checkerboard") == 0)
- {
- res = new cBioGenCheckerboard;
- a_CacheOffByDefault = true; // we're (probably) generating faster than a cache would retrieve data
- }
- else if (NoCaseCompare(BiomeGenName, "voronoi") == 0)
- {
- res = new cBioGenVoronoi(a_Seed);
- }
- else if (NoCaseCompare(BiomeGenName, "distortedvoronoi") == 0)
- {
- res = new cBioGenDistortedVoronoi(a_Seed);
- }
- else if (NoCaseCompare(BiomeGenName, "twolevel") == 0)
- {
- res = new cBioGenTwoLevel(a_Seed);
- }
- else
- {
- if (NoCaseCompare(BiomeGenName, "multistepmap") != 0)
- {
- LOGWARNING("Unknown BiomeGen \"%s\", using \"MultiStepMap\" instead.", BiomeGenName.c_str());
- }
- res = new cBioGenMultiStepMap(a_Seed);
-
- /*
- // Performance-testing:
- LOGINFO("Measuring performance of cBioGenMultiStepMap...");
- clock_t BeginTick = clock();
- for (int x = 0; x < 5000; x++)
- {
- cChunkDef::BiomeMap Biomes;
- res->GenBiomes(x * 5, x * 5, Biomes);
- }
- clock_t Duration = clock() - BeginTick;
- LOGINFO("cBioGenMultiStepMap for 5000 chunks took %d ticks (%.02f sec)", Duration, (double)Duration / CLOCKS_PER_SEC);
- //*/
- }
- res->InitializeBiomeGen(a_IniFile);
-
- return res;
-}
-
-
-
-
-
-////////////////////////////////////////////////////////////////////////////////
// cBioGenConstant:
void cBioGenConstant::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap)
@@ -151,7 +85,7 @@ void cBioGenCache::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a
LOGD("BioGenCache: %d hits, %d misses, saved %.2f %%", m_NumHits, m_NumMisses, 100.0 * m_NumHits / (m_NumHits + m_NumMisses));
LOGD("BioGenCache: Avg cache chain length: %.2f", (float)m_TotalChain / m_NumHits);
}
-
+
for (int i = 0; i < m_CacheSize; i++)
{
if (
@@ -208,6 +142,59 @@ void cBioGenCache::InitializeBiomeGen(cIniFile & a_IniFile)
+////////////////////////////////////////////////////////////////////////////////
+// cBioGenMulticache:
+
+cBioGenMulticache::cBioGenMulticache(cBiomeGen * a_BioGenToCache, size_t a_CacheSize, size_t a_CachesLength) :
+ m_CachesLength(a_CachesLength)
+{
+ m_Caches.reserve(a_CachesLength);
+ for (size_t i = 0; i < a_CachesLength; i++)
+ {
+ m_Caches.push_back(new cBioGenCache(a_BioGenToCache, a_CacheSize));
+ }
+}
+
+
+
+
+
+cBioGenMulticache::~cBioGenMulticache()
+{
+ for (cBiomeGens::iterator it = m_Caches.begin(); it != m_Caches.end(); it++)
+ {
+ delete *it;
+ }
+}
+
+
+
+
+
+void cBioGenMulticache::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap)
+{
+ const size_t coefficient = 3;
+ const size_t cacheIdx = ((size_t)a_ChunkX + coefficient * (size_t)a_ChunkZ) % m_CachesLength;
+
+ m_Caches[cacheIdx]->GenBiomes(a_ChunkX, a_ChunkZ, a_BiomeMap);
+}
+
+
+
+
+
+void cBioGenMulticache::InitializeBiomeGen(cIniFile & a_IniFile)
+{
+ for (cBiomeGens::iterator it = m_Caches.begin(); it != m_Caches.end(); it++)
+ {
+ cBiomeGen * tmp = *it;
+ tmp->InitializeBiomeGen(a_IniFile);
+ }
+}
+
+
+
+
////////////////////////////////////////////////////////////////////////////////
// cBiomeGenList:
@@ -349,8 +336,13 @@ void cBioGenVoronoi::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap &
void cBioGenVoronoi::InitializeBiomeGen(cIniFile & a_IniFile)
{
super::InitializeBiomeGen(a_IniFile);
- m_Voronoi.SetCellSize(a_IniFile.GetValueSetI("Generator", "VoronoiCellSize", 64));
- InitializeBiomes (a_IniFile.GetValueSet ("Generator", "VoronoiBiomes", ""));
+ int CellSize = a_IniFile.GetValueSetI("Generator", "VoronoiCellSize", 128);
+ int JitterSize = a_IniFile.GetValueSetI("Generator", "VoronoiJitterSize", CellSize);
+ int OddRowOffset = a_IniFile.GetValueSetI("Generator", "VoronoiOddRowOffset", 0);
+ m_Voronoi.SetCellSize(CellSize);
+ m_Voronoi.SetJitterSize(JitterSize);
+ m_Voronoi.SetOddRowOffset(OddRowOffset);
+ InitializeBiomes(a_IniFile.GetValueSet ("Generator", "VoronoiBiomes", ""));
}
@@ -793,9 +785,10 @@ void cBioGenTwoLevel::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap
{
for (int x = 0; x < cChunkDef::Width; x++)
{
- int MinDist1, MinDist2;
- int BiomeGroup = m_VoronoiLarge.GetValueAt(DistortX[x][z], DistortZ[x][z], MinDist1, MinDist2) / 7;
- int BiomeIdx = m_VoronoiSmall.GetValueAt(DistortX[x][z], DistortZ[x][z], MinDist1, MinDist2) / 11;
+ int SeedX, SeedZ, MinDist2;
+ int BiomeGroup = m_VoronoiLarge.GetValueAt(DistortX[x][z], DistortZ[x][z], SeedX, SeedZ, MinDist2) / 7;
+ int BiomeIdx = m_VoronoiSmall.GetValueAt(DistortX[x][z], DistortZ[x][z], SeedX, SeedZ, MinDist2) / 11;
+ int MinDist1 = (DistortX[x][z] - SeedX) * (DistortX[x][z] - SeedX) + (DistortZ[x][z] - SeedZ) * (DistortZ[x][z] - SeedZ);
cChunkDef::SetBiome(a_BiomeMap, x, z, SelectBiome(BiomeGroup, BiomeIdx, (MinDist1 < MinDist2 / 4) ? 0 : 1));
}
}
@@ -934,3 +927,69 @@ void cBioGenTwoLevel::InitializeBiomeGen(cIniFile & a_IniFile)
+
+////////////////////////////////////////////////////////////////////////////////
+// cBiomeGen:
+
+cBiomeGen * cBiomeGen::CreateBiomeGen(cIniFile & a_IniFile, int a_Seed, bool & a_CacheOffByDefault)
+{
+ AString BiomeGenName = a_IniFile.GetValueSet("Generator", "BiomeGen", "");
+ if (BiomeGenName.empty())
+ {
+ LOGWARN("[Generator] BiomeGen value not set in world.ini, using \"MultiStepMap\".");
+ BiomeGenName = "MultiStepMap";
+ }
+
+ cBiomeGen * res = NULL;
+ a_CacheOffByDefault = false;
+ if (NoCaseCompare(BiomeGenName, "constant") == 0)
+ {
+ res = new cBioGenConstant;
+ a_CacheOffByDefault = true; // we're generating faster than a cache would retrieve data :)
+ }
+ else if (NoCaseCompare(BiomeGenName, "checkerboard") == 0)
+ {
+ res = new cBioGenCheckerboard;
+ a_CacheOffByDefault = true; // we're (probably) generating faster than a cache would retrieve data
+ }
+ else if (NoCaseCompare(BiomeGenName, "voronoi") == 0)
+ {
+ res = new cBioGenVoronoi(a_Seed);
+ }
+ else if (NoCaseCompare(BiomeGenName, "distortedvoronoi") == 0)
+ {
+ res = new cBioGenDistortedVoronoi(a_Seed);
+ }
+ else if (NoCaseCompare(BiomeGenName, "twolevel") == 0)
+ {
+ res = new cBioGenTwoLevel(a_Seed);
+ }
+ else
+ {
+ if (NoCaseCompare(BiomeGenName, "multistepmap") != 0)
+ {
+ LOGWARNING("Unknown BiomeGen \"%s\", using \"MultiStepMap\" instead.", BiomeGenName.c_str());
+ }
+ res = new cBioGenMultiStepMap(a_Seed);
+
+ /*
+ // Performance-testing:
+ LOGINFO("Measuring performance of cBioGenMultiStepMap...");
+ clock_t BeginTick = clock();
+ for (int x = 0; x < 5000; x++)
+ {
+ cChunkDef::BiomeMap Biomes;
+ res->GenBiomes(x * 5, x * 5, Biomes);
+ }
+ clock_t Duration = clock() - BeginTick;
+ LOGINFO("cBioGenMultiStepMap for 5000 chunks took %d ticks (%.02f sec)", Duration, (double)Duration / CLOCKS_PER_SEC);
+ //*/
+ }
+ res->InitializeBiomeGen(a_IniFile);
+
+ return res;
+}
+
+
+
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-03 10:40:13 +0200