diff options
Diffstat (limited to 'source/Generating/DistortedHeightmap.cpp')
| -rw-r--r-- | source/Generating/DistortedHeightmap.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/source/Generating/DistortedHeightmap.cpp b/source/Generating/DistortedHeightmap.cpp index b495aab22..275acb4ab 100644 --- a/source/Generating/DistortedHeightmap.cpp +++ b/source/Generating/DistortedHeightmap.cpp @@ -85,6 +85,7 @@ void cDistortedHeightmap::PrepareState(int a_ChunkX, int a_ChunkZ) m_CurChunkX = a_ChunkX;
m_CurChunkZ = a_ChunkZ;
+ m_HeightGen.GenHeightMap(a_ChunkX, a_ChunkZ, m_CurChunkHeights);
GenerateNoiseArray(m_NoiseArrayX, m_Noise1, m_Noise2, m_Noise3);
UpdateDistortAmps();
}
@@ -236,6 +237,12 @@ int cDistortedHeightmap::GetHeightmapAt(NOISE_DATATYPE a_X, NOISE_DATATYPE a_Z) int ChunkZ = (int)floor(a_Z / (NOISE_DATATYPE)16);
int RelX = (int)(a_X - (NOISE_DATATYPE)ChunkX * cChunkDef::Width);
int RelZ = (int)(a_Z - (NOISE_DATATYPE)ChunkZ * cChunkDef::Width);
+
+ // If we're withing the same chunk, return the pre-cached heightmap:
+ if ((ChunkX == m_CurChunkX) && (ChunkZ == m_CurChunkZ))
+ {
+ return cChunkDef::GetHeight(m_CurChunkHeights, RelX, RelZ);
+ }
cChunkDef::HeightMap Heightmap;
m_HeightGen.GenHeightMap(ChunkX, ChunkZ, Heightmap);
return cChunkDef::GetHeight(Heightmap, RelX, RelZ);
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