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-rw-r--r--src/map.cpp13
1 files changed, 12 insertions, 1 deletions
diff --git a/src/map.cpp b/src/map.cpp
index c681a24b7..a49de3c46 100644
--- a/src/map.cpp
+++ b/src/map.cpp
@@ -3586,7 +3586,18 @@ void ServerMap::initChunkMake(ChunkMakeData &data, v2s16 chunkpos)
sectorpos_base - v2s16(1,1) * max_spread_amount_sectors;
s16 sectorpos_bigbase_size =
sectorpos_base_size + 2 * max_spread_amount_sectors;
-
+
+ // Check limits
+ const s16 limit = MAP_GENERATION_LIMIT / MAP_BLOCKSIZE;
+ if(sectorpos_bigbase.X < -limit
+ || sectorpos_bigbase.X + sectorpos_bigbase_size >= limit
+ || sectorpos_bigbase.Y < -limit
+ || sectorpos_bigbase.Y + sectorpos_bigbase_size >= limit)
+ {
+ data.no_op = true;
+ return;
+ }
+
data.seed = m_seed;
data.chunkpos = chunkpos;
data.y_blocks_min = y_blocks_min;