1 files changed, 5 insertions, 2 deletions

diff --git a/source/Simulator/Simulator.h b/source/Simulator/Simulator.h
index ee3489b02..1f31bc2e8 100644
--- a/source/Simulator/Simulator.h
+++ b/source/Simulator/Simulator.h
@@ -17,12 +17,15 @@ class cChunk;
 class cSimulator
 {
 public:
-	cSimulator(cWorld * a_World);
+	cSimulator(cWorld & a_World);
 	virtual ~cSimulator();
 
 	/// Called in each tick, a_Dt is the time passed since the last tick, in msec
 	virtual void Simulate(float a_Dt) = 0;
 	
+	/// Called in each tick for each chunk, a_Dt is the time passed since the last tick, in msec; direct access to chunk data available
+	virtual void SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, cChunk * a_Chunk) {};
+	
 	/// Called when a block changes
 	virtual void WakeUp(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk);
 
@@ -32,7 +35,7 @@ protected:
 	/// Called to simulate a new block
 	virtual void AddBlock(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk) = 0;
 
-	cWorld * m_World;
+	cWorld & m_World;
 } ;