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-rw-r--r--src/Generating/StructGen.cpp170
1 files changed, 93 insertions, 77 deletions
diff --git a/src/Generating/StructGen.cpp b/src/Generating/StructGen.cpp
index 0b45502a6..ac937da78 100644
--- a/src/Generating/StructGen.cpp
+++ b/src/Generating/StructGen.cpp
@@ -50,14 +50,33 @@ void cStructGenTrees::GenFinish(cChunkDesc & a_ChunkDesc)
Dest = &a_ChunkDesc;
}
- int NumTrees = GetNumTrees(BaseX, BaseZ, Dest->GetBiomeMap());
+ double NumTrees = GetNumTrees(BaseX, BaseZ, Dest->GetBiomeMap());
sSetBlockVector OutsideLogs, OutsideOther;
- for (int i = 0; i < NumTrees; i++)
+ if (NumTrees < 1)
{
- GenerateSingleTree(BaseX, BaseZ, i, *Dest, OutsideLogs, OutsideOther);
+ Vector3i Pos;
+ Pos.x = (m_Noise.IntNoise3DInt(BaseX + BaseZ, BaseZ, 0) / 19) % cChunkDef::Width;
+ Pos.z = (m_Noise.IntNoise3DInt(BaseX - BaseZ, 0, BaseZ) / 19) % cChunkDef::Width;
+ Pos.y = Dest->GetHeight(Pos.x, Pos.z);
+
+ if (std::abs(m_Noise.IntNoise3D(BaseX * cChunkDef::Width + Pos.x, Pos.y, BaseZ * cChunkDef::Width + Pos.z)) <= NumTrees)
+ {
+ GenerateSingleTree(BaseX, BaseZ, 0, Pos, *Dest, OutsideLogs, OutsideOther);
+ }
}
+ else
+ {
+ for (int i = 0; i < NumTrees; i++)
+ {
+ Vector3i Pos;
+ Pos.x = (m_Noise.IntNoise3DInt(BaseX + BaseZ, BaseZ, i) / 19) % cChunkDef::Width;
+ Pos.z = (m_Noise.IntNoise3DInt(BaseX - BaseZ, i, BaseZ) / 19) % cChunkDef::Width;
+ Pos.y = Dest->GetHeight(Pos.x, Pos.z);
+ GenerateSingleTree(BaseX, BaseZ, i, Pos, *Dest, OutsideLogs, OutsideOther);
+ }
+ }
sSetBlockVector IgnoredOverflow;
IgnoredOverflow.reserve(OutsideOther.size());
ApplyTreeImage(ChunkX, ChunkZ, a_ChunkDesc, OutsideOther, IgnoredOverflow);
@@ -76,23 +95,19 @@ void cStructGenTrees::GenFinish(cChunkDesc & a_ChunkDesc)
void cStructGenTrees::GenerateSingleTree(
int a_ChunkX, int a_ChunkZ, int a_Seq,
+ Vector3i a_Pos,
cChunkDesc & a_ChunkDesc,
sSetBlockVector & a_OutsideLogs,
sSetBlockVector & a_OutsideOther
)
{
- int x = (m_Noise.IntNoise3DInt(a_ChunkX + a_ChunkZ, a_ChunkZ, a_Seq) / 19) % cChunkDef::Width;
- int z = (m_Noise.IntNoise3DInt(a_ChunkX - a_ChunkZ, a_Seq, a_ChunkZ) / 19) % cChunkDef::Width;
-
- int Height = a_ChunkDesc.GetHeight(x, z);
-
- if ((Height <= 0) || (Height >= 230))
+ if ((a_Pos.y <= 0) || (a_Pos.y >= 230))
{
return;
}
// Check the block underneath the tree:
- BLOCKTYPE TopBlock = a_ChunkDesc.GetBlockType(x, Height, z);
+ BLOCKTYPE TopBlock = a_ChunkDesc.GetBlockType(a_Pos.x, a_Pos.y, a_Pos.z);
if ((TopBlock != E_BLOCK_DIRT) && (TopBlock != E_BLOCK_GRASS) && (TopBlock != E_BLOCK_FARMLAND))
{
return;
@@ -100,9 +115,9 @@ void cStructGenTrees::GenerateSingleTree(
sSetBlockVector TreeLogs, TreeOther;
GetTreeImageByBiome(
- { a_ChunkX * cChunkDef::Width + x, Height + 1, a_ChunkZ * cChunkDef::Width + z },
+ { a_ChunkX * cChunkDef::Width + a_Pos.x, a_Pos.y + 1, a_ChunkZ * cChunkDef::Width + a_Pos.z },
m_Noise, a_Seq,
- a_ChunkDesc.GetBiome(x, z),
+ a_ChunkDesc.GetBiome(a_Pos.x, a_Pos.z),
TreeLogs, TreeOther
);
@@ -195,7 +210,7 @@ void cStructGenTrees::ApplyTreeImage(
-int cStructGenTrees::GetNumTrees(
+double cStructGenTrees::GetNumTrees(
int a_ChunkX, int a_ChunkZ,
const cChunkDef::BiomeMap & a_Biomes
)
@@ -204,68 +219,68 @@ int cStructGenTrees::GetNumTrees(
{
switch (a_Biome)
{
- case biOcean: return 2;
- case biPlains: return 1;
- case biDesert: return 0;
- case biExtremeHills: return 3;
- case biForest: return 30;
- case biTaiga: return 30;
- case biSwampland: return 8;
- case biRiver: return 0;
- case biNether: return 0;
- case biEnd: return 0;
- case biFrozenOcean: return 0;
- case biFrozenRiver: return 0;
- case biIcePlains: return 1;
- case biIceMountains: return 1;
- case biMushroomIsland: return 3;
- case biMushroomShore: return 3;
- case biBeach: return 0;
- case biDesertHills: return 0;
- case biForestHills: return 20;
- case biTaigaHills: return 20;
- case biExtremeHillsEdge: return 5;
- case biJungle: return 120;
- case biJungleHills: return 90;
- case biJungleEdge: return 90;
- case biDeepOcean: return 0;
- case biStoneBeach: return 0;
- case biColdBeach: return 0;
- case biBirchForest: return 30;
- case biBirchForestHills: return 20;
- case biRoofedForest: return 50;
- case biColdTaiga: return 20;
- case biColdTaigaHills: return 15;
- case biMegaTaiga: return 30;
- case biMegaTaigaHills: return 25;
- case biExtremeHillsPlus: return 3;
- case biSavanna: return 8;
- case biSavannaPlateau: return 12;
- case biMesa: return 2;
- case biMesaPlateauF: return 8;
- case biMesaPlateau: return 8;
+ case biOcean: return 2.0;
+ case biPlains: return 0.03125;
+ case biDesert: return 0.0;
+ case biExtremeHills: return 3.0;
+ case biForest: return 30.0;
+ case biTaiga: return 30.0;
+ case biSwampland: return 8.0;
+ case biRiver: return 0.0;
+ case biNether: return 0.0;
+ case biEnd: return 0.0;
+ case biFrozenOcean: return 0.0;
+ case biFrozenRiver: return 0.0;
+ case biIcePlains: return 0.03125;
+ case biIceMountains: return 0.125;
+ case biMushroomIsland: return 3.0;
+ case biMushroomShore: return 3.0;
+ case biBeach: return 0.0;
+ case biDesertHills: return 0.0;
+ case biForestHills: return 20.0;
+ case biTaigaHills: return 20.0;
+ case biExtremeHillsEdge: return 5.0;
+ case biJungle: return 120.0;
+ case biJungleHills: return 90.0;
+ case biJungleEdge: return 90.0;
+ case biDeepOcean: return 0.0;
+ case biStoneBeach: return 0.0;
+ case biColdBeach: return 0.0;
+ case biBirchForest: return 30.0;
+ case biBirchForestHills: return 20.0;
+ case biRoofedForest: return 50.0;
+ case biColdTaiga: return 20.0;
+ case biColdTaigaHills: return 15.0;
+ case biMegaTaiga: return 30.0;
+ case biMegaTaigaHills: return 25.0;
+ case biExtremeHillsPlus: return 3.0;
+ case biSavanna: return 8.0;
+ case biSavannaPlateau: return 12.0;
+ case biMesa: return 2.0;
+ case biMesaPlateauF: return 8.0;
+ case biMesaPlateau: return 8.0;
// Biome variants
- case biSunflowerPlains: return 1;
- case biDesertM: return 0;
- case biExtremeHillsM: return 4;
- case biFlowerForest: return 30;
- case biTaigaM: return 30;
- case biSwamplandM: return 8;
- case biIcePlainsSpikes: return 1;
- case biJungleM: return 120;
- case biJungleEdgeM: return 90;
- case biBirchForestM: return 30;
- case biBirchForestHillsM: return 20;
- case biRoofedForestM: return 40;
- case biColdTaigaM: return 30;
- case biMegaSpruceTaiga: return 30;
- case biMegaSpruceTaigaHills: return 30;
- case biExtremeHillsPlusM: return 4;
- case biSavannaM: return 8;
- case biSavannaPlateauM: return 12;
- case biMesaBryce: return 4;
- case biMesaPlateauFM: return 12;
- case biMesaPlateauM: return 12;
+ case biSunflowerPlains: return 0.03125;
+ case biDesertM: return 0.0;
+ case biExtremeHillsM: return 4.0;
+ case biFlowerForest: return 2.0;
+ case biTaigaM: return 30.0;
+ case biSwamplandM: return 8.0;
+ case biIcePlainsSpikes: return 0.0078125;
+ case biJungleM: return 120.0;
+ case biJungleEdgeM: return 90.0;
+ case biBirchForestM: return 30.0;
+ case biBirchForestHillsM: return 20.0;
+ case biRoofedForestM: return 40.0;
+ case biColdTaigaM: return 30.0;
+ case biMegaSpruceTaiga: return 30.0;
+ case biMegaSpruceTaigaHills: return 30.0;
+ case biExtremeHillsPlusM: return 4.0;
+ case biSavannaM: return 8.0;
+ case biSavannaPlateauM: return 12.0;
+ case biMesaBryce: return 4.0;
+ case biMesaPlateauFM: return 12.0;
+ case biMesaPlateauM: return 12.0;
// Non-biomes
case biInvalidBiome:
case biNumBiomes:
@@ -273,18 +288,19 @@ int cStructGenTrees::GetNumTrees(
case biNumVariantBiomes:
{
ASSERT(!"Invalid biome in cStructGenTrees::GetNumTrees");
- return 0;
+ return 0.0;
}
}
UNREACHABLE("Unsupported biome");
};
- int NumTrees = 0;
+ double NumTrees = 0.0;
for (auto Biome : a_Biomes)
{
NumTrees += BiomeTrees(Biome);
}
- return NumTrees / 1024;
+
+ return NumTrees / (cChunkDef::Width * cChunkDef::Width * 4);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 21:50:34 +0100