1 files changed, 3 insertions, 3 deletions

diff --git a/source/Ravines.cpp b/source/Ravines.cpp
index 726f3ffb4..cee1192d6 100644
--- a/source/Ravines.cpp
+++ b/source/Ravines.cpp
@@ -315,7 +315,7 @@ void cStructGenRavines::cRavine::Smooth(void)
 

 void cStructGenRavines::cRavine::FinishLinear(void)

 {

-	// For each segment, use Bresenham's algorithm to draw a "line" of defpoints

+	// For each segment, use Bresenham's line algorithm to draw a "line" of defpoints

 	// _X 2012_07_20: I tried modifying this algorithm to produce "thick" lines (only one coord change per point)

 	//   But the results were about the same as the original, so I disposed of it again - no need to use twice the count of points

 	

@@ -450,8 +450,8 @@ void cStructGenRavines::cRavine::ProcessChunk(
 			int DistSq = (DifX + x) * (DifX + x) + (DifZ + z) * (DifZ + z);

 			if (DistSq <= RadiusSq)

 			{

-				int Top = itr->m_Top;

-				for (int y = itr->m_Bottom; y <= Top; y++)

+				int Top = std::min(itr->m_Top, cChunkDef::Height);

+				for (int y = std::max(itr->m_Bottom, 1); y <= Top; y++)

 				{

 					cChunkDef::SetBlock(a_BlockTypes, x, y, z, E_BLOCK_AIR);

 				}