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cFinishGenPreSimulator: Preserve sand meta (#4025) 

Fixes #1516.
This commit is contained in:
peterbell10 2017-09-18 08:45:32 +01:00 committed by Alexander Harkness
parent ad33a2d866
commit b5fa96f4f8
2 changed files with 8 additions and 13 deletions
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16
src/Generating/FinishGen.cpp
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@ -1062,7 +1062,7 @@ void cFinishGenPreSimulator::GenFinish(cChunkDesc & a_ChunkDesc)
{
if (m_PreSimulateFallingBlocks)
{
CollapseSandGravel(a_ChunkDesc.GetBlockTypes(), a_ChunkDesc.GetHeightMap());
CollapseSandGravel(a_ChunkDesc);
}
if (m_PreSimulateWater)
@ -1081,10 +1081,7 @@ void cFinishGenPreSimulator::GenFinish(cChunkDesc & a_ChunkDesc)
void cFinishGenPreSimulator::CollapseSandGravel(
cChunkDef::BlockTypes & a_BlockTypes, // Block types to read and change
cChunkDef::HeightMap & a_HeightMap // Height map to update by the current data
)
void cFinishGenPreSimulator::CollapseSandGravel(cChunkDesc & a_ChunkDesc)
{
for (int z = 0; z < cChunkDef::Width; z++)
{
@ -1094,7 +1091,7 @@ void cFinishGenPreSimulator::CollapseSandGravel(
int HeightY = 0;
for (int y = 0; y < cChunkDef::Height; y++)
{
BLOCKTYPE Block = cChunkDef::GetBlock(a_BlockTypes, x, y, z);
BLOCKTYPE Block = a_ChunkDesc.GetBlockType(x, y, z);
switch (Block)
{
default:
@ -1124,8 +1121,9 @@ void cFinishGenPreSimulator::CollapseSandGravel(
{
if (LastY < y - 1)
{
cChunkDef::SetBlock(a_BlockTypes, x, LastY + 1, z, Block);
cChunkDef::SetBlock(a_BlockTypes, x, y, z, E_BLOCK_AIR);
auto BlockMeta = a_ChunkDesc.GetBlockMeta(x, y, z);
a_ChunkDesc.SetBlockTypeMeta(x, LastY + 1, z, Block, BlockMeta);
a_ChunkDesc.SetBlockTypeMeta(x, y, z, E_BLOCK_AIR, 0);
}
LastY++;
if (LastY > HeightY)
@ -1136,7 +1134,7 @@ void cFinishGenPreSimulator::CollapseSandGravel(
}
} // switch (GetBlock)
} // for y
cChunkDef::SetHeight(a_HeightMap, x, z, static_cast<HEIGHTTYPE>(HeightY));
a_ChunkDesc.SetHeight(x, z, static_cast<HEIGHTTYPE>(HeightY));
} // for x
} // for z
}

5
src/Generating/FinishGen.h
View File

@ -393,10 +393,7 @@ protected:
bool m_PreSimulateLava;
/** Drops hanging sand and gravel down to the ground, recalculates heightmap */
void CollapseSandGravel(
cChunkDef::BlockTypes & a_BlockTypes, // Block types to read and change
cChunkDef::HeightMap & a_HeightMap // Height map to update by the current data
);
void CollapseSandGravel(cChunkDesc & a_ChunkDesc);
/** For each fluid block:
- if all surroundings are of the same fluid, makes it stationary; otherwise makes it flowing (excl. top)