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ShapeGen, HeiGen: Changed to use cChunkCoords.

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This commit is contained in:
Mattes D
2019-09-08 15:40:12 +02:00
parent e4ac84a6ab
commit 5f4df3e87d
18 changed files with 146 additions and 188 deletions
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107
src/Generating/HeiGen.cpp
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@@ -55,10 +55,13 @@ public:
}
// cTerrainHeightGen overrides:
virtual void GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap) override
virtual void GenHeightMap(cChunkCoords a_ChunkCoords, cChunkDef::HeightMap & a_HeightMap) override
{
int heights[cChunkDef::Width * cChunkDef::Width];
m_Gen->GetInts(a_ChunkX * cChunkDef::Width, a_ChunkZ * cChunkDef::Width, static_cast<size_t>(cChunkDef::Width), static_cast<size_t>(cChunkDef::Width), heights);
m_Gen->GetInts(
a_ChunkCoords.m_ChunkX * cChunkDef::Width, a_ChunkCoords.m_ChunkZ * cChunkDef::Width,
static_cast<size_t>(cChunkDef::Width), static_cast<size_t>(cChunkDef::Width), heights
);
for (size_t i = 0; i < ARRAYCOUNT(heights); i++)
{
a_HeightMap[i] = static_cast<HEIGHTTYPE>(std::max(std::min(60 + heights[i], cChunkDef::Height - 60), 40));
@@ -78,8 +81,9 @@ protected:
////////////////////////////////////////////////////////////////////////////////
// cHeiGenFlat:
void cHeiGenFlat::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap)
void cHeiGenFlat::GenHeightMap(cChunkCoords a_ChunkCoords, cChunkDef::HeightMap & a_HeightMap)
{
UNUSED(a_ChunkCoords);
for (size_t i = 0; i < ARRAYCOUNT(a_HeightMap); i++)
{
a_HeightMap[i] = m_Height;
@@ -105,17 +109,15 @@ void cHeiGenFlat::InitializeHeightGen(cIniFile & a_IniFile)
cHeiGenCache::cHeiGenCache(cTerrainHeightGenPtr a_HeiGenToCache, size_t a_CacheSize) :
m_HeiGenToCache(a_HeiGenToCache),
m_CacheSize(a_CacheSize),
m_CacheOrder(new size_t[a_CacheSize]),
m_CacheData(new sCacheData[a_CacheSize]),
m_NumHits(0),
m_NumMisses(0),
m_TotalChain(0)
{
m_CacheOrder.resize(a_CacheSize);
m_CacheData.resize(a_CacheSize);
for (size_t i = 0; i < m_CacheSize; i++)
{
m_CacheOrder[i] = i;
m_CacheData[i].m_ChunkX = 0x7fffffff;
m_CacheData[i].m_ChunkZ = 0x7fffffff;
}
}
@@ -123,19 +125,7 @@ cHeiGenCache::cHeiGenCache(cTerrainHeightGenPtr a_HeiGenToCache, size_t a_CacheS
cHeiGenCache::~cHeiGenCache()
{
delete[] m_CacheData;
m_CacheData = nullptr;
delete[] m_CacheOrder;
m_CacheOrder = nullptr;
}
void cHeiGenCache::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap)
void cHeiGenCache::GenHeightMap(cChunkCoords a_ChunkCoords, cChunkDef::HeightMap & a_HeightMap)
{
/*
if (((m_NumHits + m_NumMisses) % 1024) == 10)
@@ -147,10 +137,7 @@ void cHeiGenCache::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap
for (size_t i = 0; i < m_CacheSize; i++)
{
if (
(m_CacheData[m_CacheOrder[i]].m_ChunkX != a_ChunkX) ||
(m_CacheData[m_CacheOrder[i]].m_ChunkZ != a_ChunkZ)
)
if (m_CacheData[m_CacheOrder[i]].m_Coords != a_ChunkCoords)
{
continue;
}
@@ -174,7 +161,7 @@ void cHeiGenCache::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap
// Not in the cache:
m_NumMisses++;
m_HeiGenToCache->GenHeightMap(a_ChunkX, a_ChunkZ, a_HeightMap);
m_HeiGenToCache->GenHeightMap(a_ChunkCoords, a_HeightMap);
// Insert it as the first item in the MRU order:
auto Idx = m_CacheOrder[m_CacheSize - 1];
@@ -184,8 +171,7 @@ void cHeiGenCache::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap
} // for i - m_CacheOrder[]
m_CacheOrder[0] = Idx;
memcpy(m_CacheData[Idx].m_HeightMap, a_HeightMap, sizeof(a_HeightMap));
m_CacheData[Idx].m_ChunkX = a_ChunkX;
m_CacheData[Idx].m_ChunkZ = a_ChunkZ;
m_CacheData[Idx].m_Coords = a_ChunkCoords;
}
@@ -205,7 +191,7 @@ HEIGHTTYPE cHeiGenCache::GetHeightAt(int a_BlockX, int a_BlockZ)
// Chunk not in cache, generate the chunk and ask again:
cChunkDef::HeightMap heightMap;
GenHeightMap(chunkX, chunkZ, heightMap);
GenHeightMap({chunkX, chunkZ}, heightMap);
return cChunkDef::GetHeight(heightMap, a_BlockX - chunkX * cChunkDef::Width, a_BlockZ - chunkZ * cChunkDef::Width);
}
@@ -217,7 +203,7 @@ bool cHeiGenCache::GetHeightAt(int a_ChunkX, int a_ChunkZ, int a_RelX, int a_Rel
{
for (size_t i = 0; i < m_CacheSize; i++)
{
if ((m_CacheData[i].m_ChunkX == a_ChunkX) && (m_CacheData[i].m_ChunkZ == a_ChunkZ))
if ((m_CacheData[i].m_Coords.m_ChunkX == a_ChunkX) && (m_CacheData[i].m_Coords.m_ChunkZ == a_ChunkZ))
{
a_Height = cChunkDef::GetHeight(m_CacheData[i].m_HeightMap, a_RelX, a_RelZ);
return true;
@@ -248,13 +234,13 @@ cHeiGenMultiCache::cHeiGenMultiCache(cTerrainHeightGenPtr a_HeiGenToCache, size_
void cHeiGenMultiCache::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap)
void cHeiGenMultiCache::GenHeightMap(cChunkCoords a_ChunkCoords, cChunkDef::HeightMap & a_HeightMap)
{
// Get the subcache responsible for this chunk:
const size_t cacheIdx = (static_cast<size_t>(a_ChunkX) + m_CoeffZ * static_cast<size_t>(a_ChunkZ)) % m_NumSubCaches;
const size_t cacheIdx = (static_cast<size_t>(a_ChunkCoords.m_ChunkX) + m_CoeffZ * static_cast<size_t>(a_ChunkCoords.m_ChunkZ)) % m_NumSubCaches;
// Ask the subcache:
m_SubCaches[cacheIdx]->GenHeightMap(a_ChunkX, a_ChunkZ, a_HeightMap);
m_SubCaches[cacheIdx]->GenHeightMap(a_ChunkCoords, a_HeightMap);
}
@@ -274,7 +260,7 @@ HEIGHTTYPE cHeiGenMultiCache::GetHeightAt(int a_BlockX, int a_BlockZ)
// Chunk not in cache, generate the chunk and ask again:
cChunkDef::HeightMap heightMap;
GenHeightMap(chunkX, chunkZ, heightMap);
GenHeightMap({chunkX, chunkZ}, heightMap);
return cChunkDef::GetHeight(heightMap, a_BlockX - chunkX * cChunkDef::Width, a_BlockZ - chunkZ * cChunkDef::Width);
}
@@ -332,14 +318,14 @@ float cHeiGenClassic::GetNoise(float x, float y)
void cHeiGenClassic::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap)
void cHeiGenClassic::GenHeightMap(cChunkCoords a_ChunkCoords, cChunkDef::HeightMap & a_HeightMap)
{
for (int z = 0; z < cChunkDef::Width; z++)
{
const float zz = static_cast<float>(a_ChunkZ * cChunkDef::Width + z);
const float zz = static_cast<float>(a_ChunkCoords.m_ChunkZ * cChunkDef::Width + z);
for (int x = 0; x < cChunkDef::Width; x++)
{
const float xx = static_cast<float>(a_ChunkX * cChunkDef::Width + x);
const float xx = static_cast<float>(a_ChunkCoords.m_ChunkX * cChunkDef::Width + x);
HEIGHTTYPE hei = static_cast<HEIGHTTYPE>(Clamp(static_cast<int>(64 + (GetNoise(xx * 0.05f, zz * 0.05f) * 16)), 10, 250));
cChunkDef::SetHeight(a_HeightMap, x, z, hei);
@@ -380,12 +366,12 @@ cHeiGenMountains::cHeiGenMountains(int a_Seed) :
void cHeiGenMountains::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap)
void cHeiGenMountains::GenHeightMap(cChunkCoords a_ChunkCoords, cChunkDef::HeightMap & a_HeightMap)
{
NOISE_DATATYPE StartX = static_cast<NOISE_DATATYPE>(a_ChunkX * cChunkDef::Width);
NOISE_DATATYPE EndX = static_cast<NOISE_DATATYPE>(a_ChunkX * cChunkDef::Width + cChunkDef::Width - 1);
NOISE_DATATYPE StartZ = static_cast<NOISE_DATATYPE>(a_ChunkZ * cChunkDef::Width);
NOISE_DATATYPE EndZ = static_cast<NOISE_DATATYPE>(a_ChunkZ * cChunkDef::Width + cChunkDef::Width - 1);
NOISE_DATATYPE StartX = static_cast<NOISE_DATATYPE>(a_ChunkCoords.m_ChunkX * cChunkDef::Width);
NOISE_DATATYPE EndX = static_cast<NOISE_DATATYPE>(a_ChunkCoords.m_ChunkX * cChunkDef::Width + cChunkDef::Width - 1);
NOISE_DATATYPE StartZ = static_cast<NOISE_DATATYPE>(a_ChunkCoords.m_ChunkZ * cChunkDef::Width);
NOISE_DATATYPE EndZ = static_cast<NOISE_DATATYPE>(a_ChunkCoords.m_ChunkZ * cChunkDef::Width + cChunkDef::Width - 1);
NOISE_DATATYPE Workspace[16 * 16];
NOISE_DATATYPE MountainNoise[16 * 16];
NOISE_DATATYPE DitchNoise[16 * 16];
@@ -523,7 +509,7 @@ const cHeiGenBiomal::sGenParam cHeiGenBiomal::m_GenParam[256] =
void cHeiGenBiomal::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap)
void cHeiGenBiomal::GenHeightMap(cChunkCoords a_ChunkCoords, cChunkDef::HeightMap & a_HeightMap)
{
// Generate a 3x3 chunk area of biomes around this chunk:
BiomeNeighbors Biomes;
@@ -531,19 +517,12 @@ void cHeiGenBiomal::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMa
{
for (int x = -1; x <= 1; x++)
{
m_BiomeGen->GenBiomes({a_ChunkX + x, a_ChunkZ + z}, Biomes[x + 1][z + 1]);
m_BiomeGen->GenBiomes({a_ChunkCoords.m_ChunkX + x, a_ChunkCoords.m_ChunkZ + z}, Biomes[x + 1][z + 1]);
} // for x
} // for z
/*
_X 2013_04_22:
There's no point in precalculating the entire perlin noise arrays, too many values are calculated uselessly,
resulting in speed DEcrease.
*/
//*
// Linearly interpolate 4x4 blocks of heightmap:
// Must be done on a floating point datatype, else the results are ugly!
// Must be done on a floating point datatype, otherwise the results are ugly!
const int STEPZ = 4; // Must be a divisor of 16
const int STEPX = 4; // Must be a divisor of 16
NOISE_DATATYPE Height[17 * 17];
@@ -551,7 +530,7 @@ void cHeiGenBiomal::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMa
{
for (int x = 0; x < 17; x += STEPX)
{
Height[x + 17 * z] = GetHeightAt(x, z, a_ChunkX, a_ChunkZ, Biomes);
Height[x + 17 * z] = GetHeightAt(x, z, a_ChunkCoords.m_ChunkX, a_ChunkCoords.m_ChunkZ, Biomes);
}
}
LinearUpscale2DArrayInPlace<17, 17, STEPX, STEPZ>(Height);
@@ -564,18 +543,6 @@ void cHeiGenBiomal::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMa
cChunkDef::SetHeight(a_HeightMap, x, z, static_cast<HEIGHTTYPE>(Height[x + 17 * z]));
}
}
//*/
/*
// For each height, go through neighboring biomes and add up their idea of height:
for (int z = 0; z < cChunkDef::Width; z++)
{
for (int x = 0; x < cChunkDef::Width; x++)
{
cChunkDef::SetHeight(a_HeightMap, x, z, GetHeightAt(x, z, a_ChunkX, a_ChunkZ, Biomes));
} // for x
}
//*/
}
@@ -662,7 +629,7 @@ NOISE_DATATYPE cHeiGenBiomal::GetHeightAt(int a_RelX, int a_RelZ, int a_ChunkX,
class cHeiGenMinMax:
public cTerrainHeightGen
{
typedef cTerrainHeightGen super;
typedef cTerrainHeightGen Super;
/** Size of the averaging process, in columns (for each direction). Must be less than 16. */
static const int AVERAGING_SIZE = 4;
@@ -690,13 +657,13 @@ public:
}
virtual void GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap)
virtual void GenHeightMap(cChunkCoords a_ChunkCoords, cChunkDef::HeightMap & a_HeightMap) override
{
// Generate the biomes for the 3 * 3 neighbors:
cChunkDef::BiomeMap neighborBiomes[3][3];
for (int z = 0; z < 3; z++) for (int x = 0; x < 3; x++)
{
m_BiomeGen->GenBiomes({a_ChunkX + x - 1, a_ChunkZ + z - 1}, neighborBiomes[z][x]);
m_BiomeGen->GenBiomes({a_ChunkCoords.m_ChunkX + x - 1, a_ChunkCoords.m_ChunkZ + z - 1}, neighborBiomes[z][x]);
}
// Get the min and max heights based on the biomes:
@@ -736,9 +703,9 @@ public:
// Generate the base noise:
NOISE_DATATYPE noise[cChunkDef::Width * cChunkDef::Width];
NOISE_DATATYPE workspace[cChunkDef::Width * cChunkDef::Width];
NOISE_DATATYPE startX = static_cast<float>(a_ChunkX * cChunkDef::Width);
NOISE_DATATYPE startX = static_cast<float>(a_ChunkCoords.m_ChunkX * cChunkDef::Width);
NOISE_DATATYPE endX = startX + cChunkDef::Width - 1;
NOISE_DATATYPE startZ = static_cast<float>(a_ChunkZ * cChunkDef::Width);
NOISE_DATATYPE startZ = static_cast<float>(a_ChunkCoords.m_ChunkZ * cChunkDef::Width);
NOISE_DATATYPE endZ = startZ + cChunkDef::Width - 1;
m_Perlin.Generate2D(noise, 16, 16, startX, endX, startZ, endZ, workspace);
@@ -756,7 +723,7 @@ public:
}
virtual void InitializeHeightGen(cIniFile & a_IniFile)
virtual void InitializeHeightGen(cIniFile & a_IniFile) override
{
// No settings available
}