1 files changed, 5 insertions, 7 deletions

diff --git a/src/LightingThread.h b/src/LightingThread.h
index 72d561348..770ae809f 100644
--- a/src/LightingThread.h
+++ b/src/LightingThread.h
@@ -160,22 +160,20 @@ protected:
 	
 	inline void PropagateLight(
 		NIBBLETYPE * a_Light, 
-		int a_SrcIdx, int a_DstIdx,
+		unsigned int a_SrcIdx, unsigned int a_DstIdx,
 		int & a_NumSeedsOut, unsigned char * a_IsSeedOut, unsigned int * a_SeedIdxOut
 	)
 	{
-		ASSERT(a_SrcIdx >= 0);
-		ASSERT(a_SrcIdx < (int)ARRAYCOUNT(m_SkyLight));
-		ASSERT(a_DstIdx >= 0);
-		ASSERT(a_DstIdx < (int)ARRAYCOUNT(m_BlockTypes));
+		ASSERT(a_SrcIdx < ARRAYCOUNT(m_SkyLight));
+		ASSERT(a_DstIdx < ARRAYCOUNT(m_BlockTypes));
 		
-		if (a_Light[a_SrcIdx] <= a_Light[a_DstIdx] + g_BlockSpreadLightFalloff[m_BlockTypes[a_DstIdx]])
+		if (a_Light[a_SrcIdx] <= a_Light[a_DstIdx] + cBlockInfo::GetSpreadLightFalloff(m_BlockTypes[a_DstIdx]))
 		{
 			// We're not offering more light than the dest block already has
 			return;
 		}
 
-		a_Light[a_DstIdx] = a_Light[a_SrcIdx] - g_BlockSpreadLightFalloff[m_BlockTypes[a_DstIdx]];
+		a_Light[a_DstIdx] = a_Light[a_SrcIdx] - cBlockInfo::GetSpreadLightFalloff(m_BlockTypes[a_DstIdx]);
 		if (!a_IsSeedOut[a_DstIdx])
 		{
 			a_IsSeedOut[a_DstIdx] = true;