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author | Mattes D <github@xoft.cz> | 2019-09-08 15:40:12 +0200 |
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committer | Mattes D <github@xoft.cz> | 2019-09-08 20:21:49 +0200 |
commit | 5f4df3e87dc43bb9cbf19ea1e15d73ee0b5d1755 (patch) | |
tree | 7b633e2b29ae816dcc6a56c4d1c083518db7da04 /src/Generating/HeiGen.cpp | |
parent | BiomeGen: Changed to use cChunkCoords params. (diff) | |
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Diffstat (limited to 'src/Generating/HeiGen.cpp')
-rw-r--r-- | src/Generating/HeiGen.cpp | 107 |
1 files changed, 37 insertions, 70 deletions
diff --git a/src/Generating/HeiGen.cpp b/src/Generating/HeiGen.cpp index 2f7af0a36..16b7c826b 100644 --- a/src/Generating/HeiGen.cpp +++ b/src/Generating/HeiGen.cpp @@ -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 } |