From 7348bf38534bfdfa0c82a103474c4488bf21fe9e Mon Sep 17 00:00:00 2001 From: Alexander Harkness Date: Thu, 5 Mar 2015 19:29:57 +0000 Subject: Grass checks for sufficient light before spreading --- src/Blocks/BlockDirt.h | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/src/Blocks/BlockDirt.h b/src/Blocks/BlockDirt.h index aae6719e2..12bca92dd 100644 --- a/src/Blocks/BlockDirt.h +++ b/src/Blocks/BlockDirt.h @@ -52,7 +52,19 @@ 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 -- cgit v1.2.3