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GrownProt biome gen: Added biome edges.

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This commit is contained in:
Mattes D
2014-11-01 16:37:56 +01:00
parent 0dd804a591
commit 4873890cfb
2 changed files with 162 additions and 2 deletions
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159
src/Generating/ProtIntGen.h
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@@ -1088,6 +1088,7 @@ public:
case biJungle: val = biJungleHills; break;
case biMegaTaiga: val = biMegaTaigaHills; break;
case biMesaPlateau: val = biMesa; break;
case biMesaPlateauF: val = biMesa; break;
case biPlains: val = biForest; break;
case biRoofedForest: val = biPlains; break;
case biSavanna: val = biSavannaPlateau; break;
@@ -1105,3 +1106,161 @@ protected:
/** Adds an edge between two specifically incompatible biomes, such as mesa and forest. */
class cProtIntGenBiomeEdges:
public cProtIntGenWithNoise
{
typedef cProtIntGenWithNoise super;
public:
cProtIntGenBiomeEdges(int a_Seed, Underlying a_Underlying):
super(a_Seed),
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 biomes:
int lowerSizeX = a_SizeX + 2;
int lowerSizeZ = a_SizeZ + 2;
ASSERT(lowerSizeX * lowerSizeZ <= m_BufferSize);
int lowerValues[m_BufferSize];
m_Underlying->GetInts(a_MinX - 1, a_MinZ - 1, lowerSizeX, lowerSizeZ, lowerValues);
// Convert incompatible edges into neutral biomes:
for (int z = 0; z < a_SizeZ; z++)
{
for (int x = 0; x < a_SizeX; x++)
{
int biome = lowerValues[x + 1 + (z + 1) * lowerSizeX];
int above = lowerValues[x + 1 + z * lowerSizeX];
int below = lowerValues[x + 1 + (z + 2) * lowerSizeX];
int left = lowerValues[x + (z + 1) * lowerSizeX];
int right = lowerValues[x + 2 + (z + 1) * lowerSizeX];
switch (biome)
{
case biDesert:
case biDesertM:
case biDesertHills:
{
if (
IsBiomeVeryCold(static_cast<EMCSBiome>(above)) ||
IsBiomeVeryCold(static_cast<EMCSBiome>(below)) ||
IsBiomeVeryCold(static_cast<EMCSBiome>(left)) ||
IsBiomeVeryCold(static_cast<EMCSBiome>(right))
)
{
biome = biPlains;
}
break;
} // case biDesert
case biMesaPlateau:
case biMesaPlateauF:
case biMesaPlateauFM:
case biMesaPlateauM:
{
if (
!isMesaCompatible(above) ||
!isMesaCompatible(below) ||
!isMesaCompatible(left) ||
!isMesaCompatible(right)
)
{
biome = biDesert;
}
break;
} // Mesa biomes
case biJungle:
case biJungleM:
{
if (
!isJungleCompatible(above) ||
!isJungleCompatible(below) ||
!isJungleCompatible(left) ||
!isJungleCompatible(right)
)
{
biome = (biome == biJungle) ? biJungleEdge : biJungleEdgeM;
}
break;
} // Jungle biomes
case biSwampland:
case biSwamplandM:
{
if (
IsBiomeNoDownfall(static_cast<EMCSBiome>(above)) ||
IsBiomeNoDownfall(static_cast<EMCSBiome>(below)) ||
IsBiomeNoDownfall(static_cast<EMCSBiome>(left)) ||
IsBiomeNoDownfall(static_cast<EMCSBiome>(right))
)
{
biome = biPlains;
}
break;
} // Swampland biomes
} // switch (biome)
a_Values[x + z * a_SizeX] = biome;
} // for x
} // for z
}
protected:
Underlying m_Underlying;
bool isMesaCompatible(int a_Biome)
{
switch (a_Biome)
{
case biDesert:
case biMesa:
case biMesaBryce:
case biMesaPlateau:
case biMesaPlateauF:
case biMesaPlateauFM:
case biMesaPlateauM:
case biOcean:
case biDeepOcean:
{
return true;
}
default:
{
return false;
}
}
}
bool isJungleCompatible(int a_Biome)
{
switch (a_Biome)
{
case biJungle:
case biJungleM:
case biJungleEdge:
case biJungleEdgeM:
case biJungleHills:
{
return true;
}
default:
{
return false;
}
}
}
};