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-rw-r--r--src/Generating/BioGen.cpp56
-rw-r--r--src/Generating/IntGen.h53
-rw-r--r--src/Generating/ProtIntGen.h213
3 files changed, 192 insertions, 130 deletions
diff --git a/src/Generating/BioGen.cpp b/src/Generating/BioGen.cpp
index f9a0a571b..b3701a32a 100644
--- a/src/Generating/BioGen.cpp
+++ b/src/Generating/BioGen.cpp
@@ -964,15 +964,13 @@ public:
std::make_shared<cIntGenSmooth <7>> (a_Seed + 1003,
std::make_shared<cIntGenZoom <9>> (a_Seed + 7,
std::make_shared<cIntGenSetRandomly <6>> (a_Seed + 8, 50, bgOcean,
- std::make_shared<cIntGenReplaceRandomly<6>> (bgJungle, bgTemperate, 50, a_Seed + 100,
std::make_shared<cIntGenReplaceRandomly<6>> (bgIce, bgTemperate, 50, a_Seed + 101,
- std::make_shared<cIntGenReplaceRandomly<6>> (bgDesert, bgMesa, 30, a_Seed + 102,
std::make_shared<cIntGenAddIslands <6>> (a_Seed + 2000, 70,
std::make_shared<cIntGenSetRandomly <6>> (a_Seed + 9, 50, bgOcean,
std::make_shared<cIntGenSmooth <6>> (a_Seed + 1004,
std::make_shared<cIntGenZoom <8>> (a_Seed + 10,
std::make_shared<cIntGenLandOcean <6>> (a_Seed + 100, 65
- )))))))))))))))))))))))))))));
+ )))))))))))))))))))))))))));
m_Gen =
std::make_shared<cIntGenSmooth <16>>(a_Seed,
@@ -1017,60 +1015,66 @@ public:
{
auto FinalRivers =
std::make_shared<cProtIntGenSmooth>(a_Seed + 1,
- std::make_shared<cProtIntGenZoom >(a_Seed + 3,
- std::make_shared<cProtIntGenRiver >(a_Seed + 2,
- std::make_shared<cProtIntGenSmooth>(a_Seed + 4,
- std::make_shared<cProtIntGenZoom >(a_Seed + 5,
- std::make_shared<cProtIntGenZoom >(a_Seed + 6,
- std::make_shared<cProtIntGenZoom >(a_Seed + 7,
+ std::make_shared<cProtIntGenZoom >(a_Seed + 2,
+ std::make_shared<cProtIntGenRiver >(a_Seed + 3,
+ std::make_shared<cProtIntGenZoom >(a_Seed + 4,
+ std::make_shared<cProtIntGenSmooth>(a_Seed + 5,
std::make_shared<cProtIntGenZoom >(a_Seed + 8,
+ std::make_shared<cProtIntGenSmooth>(a_Seed + 5,
std::make_shared<cProtIntGenZoom >(a_Seed + 9,
+ std::make_shared<cProtIntGenSmooth>(a_Seed + 5,
std::make_shared<cProtIntGenZoom >(a_Seed + 10,
+ std::make_shared<cProtIntGenSmooth>(a_Seed + 5,
+ std::make_shared<cProtIntGenSmooth>(a_Seed + 5,
std::make_shared<cProtIntGenZoom >(a_Seed + 11,
std::make_shared<cProtIntGenChoice>(a_Seed + 12, 2
- ))))))))))));
+ ))))))))))))));
+
+ auto alteration =
+ std::make_shared<cProtIntGenZoom >(a_Seed,
+ std::make_shared<cProtIntGenLandOcean>(a_Seed, 20
+ ));
auto FinalBiomes =
- std::make_shared<cProtIntGenSmooth >(a_Seed + 1008,
+ std::make_shared<cProtIntGenSmooth >(a_Seed + 1,
std::make_shared<cProtIntGenZoom >(a_Seed + 15,
- std::make_shared<cProtIntGenSmooth >(a_Seed + 1000,
+ std::make_shared<cProtIntGenSmooth >(a_Seed + 1,
std::make_shared<cProtIntGenZoom >(a_Seed + 16,
std::make_shared<cProtIntGenBeaches >(
- std::make_shared<cProtIntGenSmooth >(a_Seed + 1002,
std::make_shared<cProtIntGenZoom >(a_Seed + 1,
- std::make_shared<cProtIntGenSmooth >(a_Seed + 1002,
std::make_shared<cProtIntGenZoom >(a_Seed + 2,
std::make_shared<cProtIntGenAddIslands >(a_Seed + 2004, 10,
+ std::make_shared<cProtIntGenAddToOcean >(a_Seed + 10, 500, biDeepOcean,
+ std::make_shared<cProtIntGenReplaceRandomly>(a_Seed + 1, biPlains, biSunflowerPlains, 20,
+ std::make_shared<cProtIntGenAlternateBiomes>(a_Seed + 1, alteration,
std::make_shared<cProtIntGenZoom >(a_Seed + 4,
- std::make_shared<cProtIntGenAddToOcean >(a_Seed + 9, 10, biMushroomIsland,
- std::make_shared<cProtIntGenReplaceRandomly>(biIcePlains, biIcePlainsSpikes, 5, a_Seed + 99,
+ std::make_shared<cProtIntGenReplaceRandomly>(a_Seed + 99, biIcePlains, biIcePlainsSpikes, 50,
std::make_shared<cProtIntGenZoom >(a_Seed + 8,
- std::make_shared<cProtIntGenAddToOcean >(a_Seed + 10, 500, biDeepOcean,
+ std::make_shared<cProtIntGenAddToOcean >(a_Seed + 10, 300, biDeepOcean,
+ std::make_shared<cProtIntGenAddToOcean >(a_Seed + 9, 8, biMushroomIsland,
std::make_shared<cProtIntGenBiomes >(a_Seed + 3000,
+ std::make_shared<cProtIntGenAddIslands >(a_Seed + 2000, 200,
std::make_shared<cProtIntGenZoom >(a_Seed + 5,
+ std::make_shared<cProtIntGenRareBiomeGroups>(a_Seed + 5, 50,
std::make_shared<cProtIntGenBiomeGroupEdges>(
- std::make_shared<cProtIntGenSmooth >(a_Seed + 1003,
+ std::make_shared<cProtIntGenAddIslands >(a_Seed + 2000, 200,
std::make_shared<cProtIntGenZoom >(a_Seed + 7,
std::make_shared<cProtIntGenSetRandomly >(a_Seed + 8, 50, bgOcean,
- std::make_shared<cProtIntGenReplaceRandomly>(bgJungle, bgTemperate, 50, a_Seed + 100,
- std::make_shared<cProtIntGenReplaceRandomly>(bgIce, bgTemperate, 50, a_Seed + 101,
- std::make_shared<cProtIntGenReplaceRandomly>(bgDesert, bgMesa, 30, a_Seed + 102,
- std::make_shared<cProtIntGenAddIslands >(a_Seed + 2000, 70,
+ std::make_shared<cProtIntGenReplaceRandomly>(a_Seed + 101, bgIce, bgTemperate, 150,
+ std::make_shared<cProtIntGenAddIslands >(a_Seed + 2000, 200,
std::make_shared<cProtIntGenSetRandomly >(a_Seed + 9, 50, bgOcean,
- std::make_shared<cProtIntGenSmooth >(a_Seed + 1004,
std::make_shared<cProtIntGenZoom >(a_Seed + 10,
- std::make_shared<cProtIntGenLandOcean >(a_Seed + 100, 65
+ std::make_shared<cProtIntGenLandOcean >(a_Seed + 100, 30
)))))))))))))))))))))))))))));
m_Gen =
std::make_shared<cProtIntGenSmooth >(a_Seed,
std::make_shared<cProtIntGenZoom >(a_Seed,
- std::make_shared<cProtIntGenZoom >(a_Seed,
std::make_shared<cProtIntGenSmooth >(a_Seed,
std::make_shared<cProtIntGenZoom >(a_Seed,
std::make_shared<cProtIntGenMixRivers>(
FinalBiomes, FinalRivers
- ))))));
+ )))));
}
virtual void GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_Biomes) override
diff --git a/src/Generating/IntGen.h b/src/Generating/IntGen.h
index 5f0394060..15a5c9157 100644
--- a/src/Generating/IntGen.h
+++ b/src/Generating/IntGen.h
@@ -8,13 +8,13 @@ The integers generated may be interpreted in several ways:
- land/see designators
- 0 = ocean
- >0 = land
-- biome group designators
+- biome group
- 0 = ocean
- 1 = desert biomes
- 2 = temperate biomes
- 3 = mountains (hills and forests)
- - 4 = jungle
- - 5 = ice biomes
+ - 4 = ice biomes
+- biome group with "bgfRare" flag (for generating rare biomes for the group)
- biome IDs
The interpretation depends on the generator used and on the position in the chain.
@@ -40,10 +40,9 @@ const int bgOcean = 0;
const int bgDesert = 1;
const int bgTemperate = 2;
const int bgMountains = 3;
-const int bgJungle = 4;
-const int bgIce = 5;
-const int bgLandOceanMax = 5; // Maximum biome group value generated in the landOcean generator
-const int bgMesa = 6;
+const int bgIce = 4;
+const int bgLandOceanMax = 4; // Maximum biome group value generated in the landOcean generator
+const int bgfRare = 1024; // Flag added to values to generate rare biomes for the group
@@ -547,35 +546,6 @@ public:
}
break;
} // case bgIce
-
- // Jungle should not neighbor Desert or Ice; change to temperate:
- case bgJungle:
- {
- if (
- !isJungleCompatible(Above) ||
- !isJungleCompatible(Below) ||
- !isJungleCompatible(Left) ||
- !isJungleCompatible(Right)
- )
- {
- v = bgTemperate;
- }
- } // case bgJungle
-
- // Mesa should neighbor only oceans and deserts; change to desert when another:
- case bgMesa:
- {
- if (
- !isMesaCompatible(Above) ||
- !isMesaCompatible(Below) ||
- !isMesaCompatible(Left) ||
- !isMesaCompatible(Right)
- )
- {
- v = bgDesert;
- }
- break;
- } // case bgDesert
}
a_Values[x + z * SizeX] = v;
} // for x
@@ -593,7 +563,6 @@ protected:
case bgOcean:
case bgDesert:
case bgTemperate:
- case bgMesa:
{
return true;
}
@@ -603,16 +572,6 @@ protected:
}
}
}
-
- inline bool isJungleCompatible(int a_BiomeGroup)
- {
- return ((a_BiomeGroup != bgDesert) && (a_BiomeGroup != bgMesa) && (a_BiomeGroup != bgIce));
- }
-
- inline bool isMesaCompatible(int a_BiomeGroup)
- {
- return ((a_BiomeGroup == bgOcean) || (a_BiomeGroup == bgDesert));
- }
};
diff --git a/src/Generating/ProtIntGen.h b/src/Generating/ProtIntGen.h
index a3d10c4ef..e2b3e592a 100644
--- a/src/Generating/ProtIntGen.h
+++ b/src/Generating/ProtIntGen.h
@@ -154,7 +154,7 @@ public:
for (int x = 0; x < a_SizeX; x++)
{
int rnd = (super::m_Noise.IntNoise2DInt(a_MinX + x, BaseZ) / 7);
- a_Values[x + a_SizeX * z] = ((rnd % 100) < m_Threshold) ? ((rnd / 128) % bgLandOceanMax + 1) : 0;
+ a_Values[x + a_SizeX * z] = ((rnd % 100) < m_Threshold) ? ((rnd / 101) % bgLandOceanMax + 1) : 0;
}
}
@@ -410,7 +410,8 @@ protected:
-/** Generates the underlying numbers and then randomly changes some zeroes into nonzeroes. */
+/** Generates the underlying numbers and then randomly changes some ocean group pixels into random land
+group pixels, based on the predefined chance. */
class cProtIntGenAddIslands :
public cProtIntGenWithNoise
{
@@ -420,9 +421,9 @@ public:
typedef std::shared_ptr<cProtIntGen> Underlying;
- cProtIntGenAddIslands(int a_Seed, int a_Threshold, Underlying a_Underlying) :
+ cProtIntGenAddIslands(int a_Seed, int a_Chance, Underlying a_Underlying) :
super(a_Seed),
- m_Threshold(a_Threshold),
+ m_Chance(a_Chance),
m_Underlying(a_Underlying)
{
}
@@ -438,9 +439,9 @@ public:
if (a_Values[x + z * a_SizeX] == bgOcean)
{
int rnd = super::m_Noise.IntNoise2DInt(a_MinX + x, a_MinZ + z) / 7;
- if (rnd % 100 < m_Threshold)
+ if (rnd % 1000 < m_Chance)
{
- a_Values[x + z * a_SizeX] = (rnd / 100) % bgLandOceanMax;
+ a_Values[x + z * a_SizeX] = (rnd / 101) % bgLandOceanMax;
}
}
}
@@ -448,7 +449,8 @@ public:
}
protected:
- int m_Threshold;
+ /** Chance of each ocean pixel being converted, in permille. */
+ int m_Chance;
Underlying m_Underlying;
};
@@ -520,35 +522,6 @@ public:
}
break;
} // case bgIce
-
- // Jungle should not neighbor Desert or Ice; change to temperate:
- case bgJungle:
- {
- if (
- !isJungleCompatible(Above) ||
- !isJungleCompatible(Below) ||
- !isJungleCompatible(Left) ||
- !isJungleCompatible(Right)
- )
- {
- val = bgTemperate;
- }
- } // case bgJungle
-
- // Mesa should neighbor only oceans and deserts; change to desert when another:
- case bgMesa:
- {
- if (
- !isMesaCompatible(Above) ||
- !isMesaCompatible(Below) ||
- !isMesaCompatible(Left) ||
- !isMesaCompatible(Right)
- )
- {
- val = bgDesert;
- }
- break;
- } // case bgDesert
}
a_Values[x + z * a_SizeX] = val;
} // for x
@@ -566,7 +539,6 @@ protected:
case bgOcean:
case bgDesert:
case bgTemperate:
- case bgMesa:
{
return true;
}
@@ -576,16 +548,6 @@ protected:
}
}
}
-
- inline bool isJungleCompatible(int a_BiomeGroup)
- {
- return ((a_BiomeGroup != bgDesert) && (a_BiomeGroup != bgMesa) && (a_BiomeGroup != bgIce));
- }
-
- inline bool isMesaCompatible(int a_BiomeGroup)
- {
- return ((a_BiomeGroup == bgOcean) || (a_BiomeGroup == bgDesert));
- }
};
@@ -616,24 +578,40 @@ public:
biOcean, // biDeepOcean,
};
+ // Same as oceanBiomes, there are no rare oceanic biomes (mushroom islands are handled separately)
+ static const int rareOceanBiomes[] =
+ {
+ biOcean,
+ };
+
static const int desertBiomes[] =
{
biDesert, biDesert, biDesert, biDesert, biDesert, biDesert, biSavanna, biSavanna, biPlains,
};
+ static const int rareDesertBiomes[] =
+ {
+ biMesaPlateau, biMesaPlateauF,
+ };
+
static const int temperateBiomes[] =
{
biForest, biForest, biRoofedForest, biExtremeHills, biPlains, biBirchForest, biSwampland,
};
+ static const int rareTemperateBiomes[] =
+ {
+ biJungle, // Jungle is not strictly temperate, but let's piggyback it here
+ };
+
static const int mountainBiomes[] =
{
biExtremeHills, biForest, biTaiga, biPlains,
};
- static const int jungleBiomes[] =
+ static const int rareMountainBiomes[] =
{
- biJungle, biJungle, biJungle, biForest,
+ biMegaTaiga,
};
static const int iceBiomes[] =
@@ -641,33 +619,44 @@ public:
biIcePlains, biIcePlains, biIcePlains, biIcePlains, biColdTaiga,
};
- static const int mesaBiomes[] =
+ // Same as iceBiomes, there's no rare ice biome
+ static const int rareIceBiomes[] =
{
- biMesa, biMesaPlateau,
+ biIcePlains, biIcePlains, biIcePlains, biIcePlains, biColdTaiga,
};
- static const cBiomesInGroups BiomesInGroups[] =
+ static const cBiomesInGroups biomesInGroups[] =
{
/* bgOcean */ { static_cast<int>(ARRAYCOUNT(oceanBiomes)), oceanBiomes},
/* bgDesert */ { static_cast<int>(ARRAYCOUNT(desertBiomes)), desertBiomes},
/* bgTemperate */ { static_cast<int>(ARRAYCOUNT(temperateBiomes)), temperateBiomes},
/* bgMountains */ { static_cast<int>(ARRAYCOUNT(mountainBiomes)), mountainBiomes},
- /* bgJungle */ { static_cast<int>(ARRAYCOUNT(jungleBiomes)), jungleBiomes},
/* bgIce */ { static_cast<int>(ARRAYCOUNT(iceBiomes)), iceBiomes},
- /* bgMesa */ { static_cast<int>(ARRAYCOUNT(mesaBiomes)), mesaBiomes},
+ };
+
+ static const cBiomesInGroups rareBiomesInGroups[] =
+ {
+ /* bgOcean */ { static_cast<int>(ARRAYCOUNT(rareOceanBiomes)), rareOceanBiomes},
+ /* bgDesert */ { static_cast<int>(ARRAYCOUNT(rareDesertBiomes)), rareDesertBiomes},
+ /* bgTemperate */ { static_cast<int>(ARRAYCOUNT(rareTemperateBiomes)), rareTemperateBiomes},
+ /* bgMountains */ { static_cast<int>(ARRAYCOUNT(rareMountainBiomes)), rareMountainBiomes},
+ /* bgIce */ { static_cast<int>(ARRAYCOUNT(rareIceBiomes)), rareIceBiomes},
};
// Generate the underlying values, representing biome groups:
m_Underlying->GetInts(a_MinX, a_MinZ, a_SizeX, a_SizeZ, a_Values);
// Overwrite each biome group with a random biome from that group:
+ // Take care of the bgfRare flag
for (int z = 0; z < a_SizeZ; z++)
{
int IdxZ = z * a_SizeX;
for (int x = 0; x < a_SizeX; x++)
{
int val = a_Values[x + IdxZ];
- const cBiomesInGroups & Biomes = BiomesInGroups[val % ARRAYCOUNT(BiomesInGroups)];
+ const cBiomesInGroups & Biomes = (val > bgfRare) ?
+ rareBiomesInGroups[(val & (bgfRare - 1)) % ARRAYCOUNT(rareBiomesInGroups)] :
+ biomesInGroups[val % ARRAYCOUNT(biomesInGroups)];
int rnd = (super::m_Noise.IntNoise2DInt(x + a_MinX, z + a_MinZ) / 7);
a_Values[x + IdxZ] = Biomes.Biomes[rnd % Biomes.Count];
}
@@ -700,7 +689,7 @@ public:
typedef std::shared_ptr<cProtIntGen> Underlying;
- cProtIntGenReplaceRandomly(int a_From, int a_To, int a_Chance, int a_Seed, Underlying a_Underlying) :
+ cProtIntGenReplaceRandomly(int a_Seed, int a_From, int a_To, int a_Chance, Underlying a_Underlying) :
super(a_Seed),
m_From(a_From),
m_To(a_To),
@@ -725,7 +714,7 @@ public:
if (a_Values[idx] == m_From)
{
int rnd = super::m_Noise.IntNoise2DInt(x + a_MinX, z + a_MinZ) / 7;
- if (rnd % 100 < m_Chance)
+ if (rnd % 1000 < m_Chance)
{
a_Values[idx] = m_To;
}
@@ -1006,3 +995,113 @@ protected:
+
+/** Adds a "rare" flag to random biome groups, based on the given chance. */
+class cProtIntGenRareBiomeGroups:
+ public cProtIntGenWithNoise
+{
+ typedef cProtIntGenWithNoise super;
+
+public:
+ cProtIntGenRareBiomeGroups(int a_Seed, int a_Chance, Underlying a_Underlying):
+ super(a_Seed),
+ m_Chance(a_Chance),
+ m_Underlying(a_Underlying)
+ {
+ }
+
+
+ virtual void GetInts(int a_MinX, int a_MinZ, int a_SizeX, int a_SizeZ, int * a_Values) override
+ {
+ // Generate the underlying data:
+ m_Underlying->GetInts(a_MinX, a_MinZ, a_SizeX, a_SizeZ, a_Values);
+
+ // Change some of the biome groups into rare biome groups:
+ for (int z = 0; z < a_SizeZ; z++)
+ {
+ for (int x = 0; x < a_SizeX; x++)
+ {
+ int rnd = super::m_Noise.IntNoise2DInt(x + a_MinX, z + a_MinZ) / 7;
+ if (rnd % 1000 < m_Chance)
+ {
+ int idx = x + a_SizeX * z;
+ a_Values[idx] = a_Values[idx] | bgfRare;
+ }
+ }
+ }
+ }
+
+protected:
+ /** Chance, in permille, of changing each pixel into the rare biome group. */
+ int m_Chance;
+
+ /** The underlying generator. */
+ Underlying m_Underlying;
+};
+
+
+
+
+
+/** Changes biomes in the parent data into their alternate verions ("M" variants), in such places that
+have their alterations set. */
+class cProtIntGenAlternateBiomes:
+ public cProtIntGenWithNoise
+{
+ typedef cProtIntGenWithNoise super;
+
+public:
+ cProtIntGenAlternateBiomes(int a_Seed, Underlying a_Alterations, Underlying a_BaseBiomes):
+ super(a_Seed),
+ m_Alterations(a_Alterations),
+ m_BaseBiomes(a_BaseBiomes)
+ {
+ }
+
+
+ virtual void GetInts(int a_MinX, int a_MinZ, int a_SizeX, int a_SizeZ, int * a_Values) override
+ {
+ // Generate the base biomes and the alterations:
+ m_BaseBiomes->GetInts(a_MinX, a_MinZ, a_SizeX, a_SizeZ, a_Values);
+ int alterations[m_BufferSize];
+ m_Alterations->GetInts(a_MinX, a_MinZ, a_SizeX, a_SizeZ, alterations);
+
+ // Change the biomes into their alternate versions:
+ int len = a_SizeX * a_SizeZ;
+ for (int idx = 0; idx < len; ++idx)
+ {
+ if (alterations[idx] == 0)
+ {
+ // No change
+ continue;
+ }
+
+ // Change to alternate biomes:
+ int val = a_Values[idx];
+ switch (val)
+ {
+ case biBirchForest: val = biBirchForest; break;
+ case biDesert: val = biDesertHills; break;
+ case biExtremeHills: val = biExtremeHillsPlus; break;
+ case biForest: val = biForestHills; break;
+ case biIcePlains: val = biIceMountains; break;
+ case biJungle: val = biJungleHills; break;
+ case biMegaTaiga: val = biMegaTaigaHills; break;
+ case biMesaPlateau: val = biMesa; break;
+ case biPlains: val = biForest; break;
+ case biRoofedForest: val = biPlains; break;
+ case biSavanna: val = biSavannaPlateau; break;
+ case biTaiga: val = biTaigaHills; break;
+ }
+ a_Values[idx] = val;
+ } // for idx - a_Values[]
+ }
+
+protected:
+ Underlying m_Alterations;
+ Underlying m_BaseBiomes;
+};
+
+
+
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-17 10:33:40 +0100