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authorCocosushi6 <sacha.tournes.savry@gmail.com>2018-05-03 20:25:08 +0200
committerpeterbell10 <peterbell10@live.co.uk>2018-05-03 20:25:08 +0200
commitfbf5cf7aa61a48f916afd81ac7e282eac8d50e6f (patch)
treec6c978961d016f5e5167cda73fd22212a3f8df85 /src/Generating/FinishGen.cpp
parentPrefer static_cast to reinterpret_cast (#4223) (diff)
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Diffstat (limited to 'src/Generating/FinishGen.cpp')
-rw-r--r--src/Generating/FinishGen.cpp105
1 files changed, 80 insertions, 25 deletions
diff --git a/src/Generating/FinishGen.cpp b/src/Generating/FinishGen.cpp
index 8c54be0d0..ec5c0c144 100644
--- a/src/Generating/FinishGen.cpp
+++ b/src/Generating/FinishGen.cpp
@@ -671,24 +671,66 @@ void cFinishGenVines::GenFinish(cChunkDesc & a_ChunkDesc)
////////////////////////////////////////////////////////////////////////////////
// cFinishGenSprinkleFoliage:
-bool cFinishGenSprinkleFoliage::TryAddSugarcane(cChunkDesc & a_ChunkDesc, int a_RelX, int a_RelY, int a_RelZ)
+bool cFinishGenSprinkleFoliage::TryAddCactus(cChunkDesc & a_ChunkDesc, int a_RelX, HEIGHTTYPE & a_RelY, int a_RelZ)
{
+ if (!IsDesertVariant(a_ChunkDesc.GetBiome(a_RelX, a_RelZ)))
+ {
+ return false;
+ }
+
+ int CactusHeight = 1 + (m_Noise.IntNoise2DInt(a_RelX, a_RelZ) % m_MaxCactusHeight);
+
+ // We'll be doing comparison with blocks above, so the coords should be 1 block away from chunk top
+ if (a_RelY + CactusHeight >= cChunkDef::Height - 1)
+ {
+ CactusHeight = cChunkDef::Height - a_RelY - 1;
+ }
+
// We'll be doing comparison to neighbors, so require the coords to be 1 block away from the chunk edges:
if (
- (a_RelX < 1) || (a_RelX >= cChunkDef::Width - 1) ||
- (a_RelY < 1) || (a_RelY >= cChunkDef::Height - 2) ||
- (a_RelZ < 1) || (a_RelZ >= cChunkDef::Width - 1)
+ (a_RelX < 1) || (a_RelX >= cChunkDef::Width - 1) ||
+ (a_RelZ < 1) || (a_RelZ >= cChunkDef::Width - 1)
)
{
return false;
}
- // Only allow dirt, grass or sand below sugarcane:
+ for (int i = 0; i < CactusHeight; i++)
+ {
+ const bool cactusExists = i != 0;
+
+ const int y = a_RelY + 1;
+ if (
+ cBlockInfo::IsSolid(a_ChunkDesc.GetBlockType(a_RelX + 1, y, a_RelZ)) ||
+ cBlockInfo::IsSolid(a_ChunkDesc.GetBlockType(a_RelX - 1, y, a_RelZ)) ||
+ cBlockInfo::IsSolid(a_ChunkDesc.GetBlockType(a_RelX, y, a_RelZ + 1)) ||
+ cBlockInfo::IsSolid(a_ChunkDesc.GetBlockType(a_RelX, y, a_RelZ - 1))
+ )
+ {
+ return cactusExists;
+ }
+
+ // All conditions are met, we can place a cactus here
+ a_ChunkDesc.SetBlockType(a_RelX, ++a_RelY, a_RelZ, E_BLOCK_CACTUS);
+ }
+
+ return true;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// cFinishGenSprinkleFoliage:
+
+bool cFinishGenSprinkleFoliage::TryAddSugarcane(cChunkDesc & a_ChunkDesc, int a_RelX, HEIGHTTYPE & a_RelY, int a_RelZ)
+{
+ int SugarcaneHeight = 1 + (m_Noise.IntNoise2DInt(a_RelX, a_RelZ) % m_MaxSugarcaneHeight);
+
+ // Only allow dirt, grass, sand and sugarcane below sugarcane:
switch (a_ChunkDesc.GetBlockType(a_RelX, a_RelY, a_RelZ))
{
case E_BLOCK_DIRT:
case E_BLOCK_GRASS:
case E_BLOCK_SAND:
+ case E_BLOCK_SUGARCANE:
{
break;
}
@@ -698,19 +740,39 @@ bool cFinishGenSprinkleFoliage::TryAddSugarcane(cChunkDesc & a_ChunkDesc, int a_
}
}
- // Water is required next to the block below the sugarcane:
+ // We'll be doing comparison with blocks above, so the coords should be 1 block away from chunk top
+ if (a_RelY + SugarcaneHeight >= cChunkDef::Height - 1)
+ {
+ SugarcaneHeight = cChunkDef::Height - a_RelY - 1;
+ }
+
+ // We'll be doing comparison to neighbors, so require the coords to be 1 block away from the chunk edges:
+ if (
+ (a_RelX < 1) || (a_RelX >= cChunkDef::Width - 1) ||
+ (a_RelZ < 1) || (a_RelZ >= cChunkDef::Width - 1)
+ )
+ {
+ return false;
+ }
+
+ // Water is required next to the block below the sugarcane (if the block below isn't sugarcane already)
if (
!IsWater(a_ChunkDesc.GetBlockType(a_RelX - 1, a_RelY, a_RelZ)) &&
!IsWater(a_ChunkDesc.GetBlockType(a_RelX + 1, a_RelY, a_RelZ)) &&
!IsWater(a_ChunkDesc.GetBlockType(a_RelX, a_RelY, a_RelZ - 1)) &&
- !IsWater(a_ChunkDesc.GetBlockType(a_RelX, a_RelY, a_RelZ + 1))
+ !IsWater(a_ChunkDesc.GetBlockType(a_RelX, a_RelY, a_RelZ + 1)) &&
+ a_ChunkDesc.GetBlockType(a_RelX, a_RelY, a_RelZ) != E_BLOCK_SUGARCANE
)
{
return false;
}
- // All conditions met, place a sugarcane here:
- a_ChunkDesc.SetBlockType(a_RelX, a_RelY + 1, a_RelZ, E_BLOCK_SUGARCANE);
+ for (int i = 0; i < SugarcaneHeight; i++)
+ {
+ // All conditions met, place a sugarcane here
+ a_ChunkDesc.SetBlockType(a_RelX, ++a_RelY, a_RelZ, E_BLOCK_SUGARCANE);
+ }
+
return true;
}
@@ -778,7 +840,7 @@ void cFinishGenSprinkleFoliage::GenFinish(cChunkDesc & a_ChunkDesc)
}
else if (TryAddSugarcane(a_ChunkDesc, x, Top, z))
{
- ++Top;
+ // Checks and block placing are handled in the TryAddSugarcane method
}
else if ((val1 > 0.5) && (val2 < -0.5))
{
@@ -789,29 +851,22 @@ void cFinishGenSprinkleFoliage::GenFinish(cChunkDesc & a_ChunkDesc)
case E_BLOCK_SAND:
{
- int y = Top + 1;
- if (
- (x > 0) && (x < cChunkDef::Width - 1) &&
- (z > 0) && (z < cChunkDef::Width - 1) &&
- (val1 + val2 > 0.5f) &&
- (a_ChunkDesc.GetBlockType(x + 1, y, z) == E_BLOCK_AIR) &&
- (a_ChunkDesc.GetBlockType(x - 1, y, z) == E_BLOCK_AIR) &&
- (a_ChunkDesc.GetBlockType(x, y, z + 1) == E_BLOCK_AIR) &&
- (a_ChunkDesc.GetBlockType(x, y, z - 1) == E_BLOCK_AIR) &&
- IsDesertVariant(a_ChunkDesc.GetBiome(x, z))
- )
+ if (val1 + val2 > 0.5f)
{
- a_ChunkDesc.SetBlockType(x, ++Top, z, E_BLOCK_CACTUS);
+ if (!TryAddCactus(a_ChunkDesc, x, Top, z))
+ {
+ TryAddSugarcane(a_ChunkDesc, x, Top, z);
+ }
}
- else if (TryAddSugarcane(a_ChunkDesc, x, Top, z))
+ else
{
- ++Top;
+ TryAddSugarcane(a_ChunkDesc, x, Top, z);
}
break;
}
} // switch (TopBlock)
a_ChunkDesc.SetHeight(x, z, Top);
- } // for y
+ } // for x
} // for z
}