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-rw-r--r--src/Blocks/BlockDirt.h20
1 files changed, 16 insertions, 4 deletions
diff --git a/src/Blocks/BlockDirt.h b/src/Blocks/BlockDirt.h
index aae6719e2..cc0d845e4 100644
--- a/src/Blocks/BlockDirt.h
+++ b/src/Blocks/BlockDirt.h
@@ -52,14 +52,26 @@ public:
return;
}
}
-
+
+ // Make sure that there is enough light at the source block to spread
+ if (!a_Chunk.GetWorld()->IsChunkLighted(a_Chunk.GetPosX(), a_Chunk.GetPosZ()))
+ {
+ a_Chunk.GetWorld()->QueueLightChunk(a_Chunk.GetPosX(), a_Chunk.GetPosZ());
+ return;
+ }
+ else if (std::max(a_Chunk.GetBlockLight(a_RelX, a_RelY + 1, a_RelZ), a_Chunk.GetTimeAlteredLight(a_Chunk.GetSkyLight(a_RelX, a_RelY + 1, a_RelZ))) < 9)
+ {
+ // Source block is not bright enough to spread
+ return;
+ }
+
// Grass spreads to adjacent dirt blocks:
cFastRandom rand;
for (int i = 0; i < 2; i++) // Pick two blocks to grow to
{
- int OfsX = rand.NextInt(3, a_RelX) - 1; // [-1 .. 1]
- int OfsY = rand.NextInt(5, a_RelY) - 3; // [-3 .. 1]
- int OfsZ = rand.NextInt(3, a_RelZ) - 1; // [-1 .. 1]
+ int OfsX = rand.NextInt(3) - 1; // [-1 .. 1]
+ int OfsY = rand.NextInt(5) - 3; // [-3 .. 1]
+ int OfsZ = rand.NextInt(3) - 1; // [-1 .. 1]
BLOCKTYPE DestBlock;
NIBBLETYPE DestMeta;