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-rw-r--r--src/Simulator/IncrementalRedstoneSimulator.inc5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/Simulator/IncrementalRedstoneSimulator.inc b/src/Simulator/IncrementalRedstoneSimulator.inc
index 6fda9824c..ba67d4014 100644
--- a/src/Simulator/IncrementalRedstoneSimulator.inc
+++ b/src/Simulator/IncrementalRedstoneSimulator.inc
@@ -554,6 +554,11 @@ template <class ChunkType, class WorldType, template <BLOCKTYPE block> class Get
void cIncrementalRedstoneSimulator<ChunkType, WorldType, GetHandlerCompileTime, ChestType>::SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, ChunkType * a_Chunk)
{
m_RedstoneSimulatorChunkData = (cIncrementalRedstoneSimulator<ChunkType, WorldType, GetHandlerCompileTime, ChestType>::cIncrementalRedstoneSimulatorChunkData *)a_Chunk->GetRedstoneSimulatorData();
+ if (m_RedstoneSimulatorChunkData == NULL)
+ {
+ m_RedstoneSimulatorChunkData = new cIncrementalRedstoneSimulator<ChunkType, WorldType, GetHandlerCompileTime, ChestType>::cIncrementalRedstoneSimulatorChunkData();
+ a_Chunk->SetRedstoneChunkData(m_RedstoneSimulatorChunkData);
+ }
if (m_RedstoneSimulatorChunkData->m_ChunkData.empty() && ((cIncrementalRedstoneSimulator<ChunkType, WorldType, GetHandlerCompileTime, ChestType>::cIncrementalRedstoneSimulatorChunkData *)a_Chunk->GetRedstoneSimulatorData())->m_QueuedChunkData.empty())
{
return;