1 files changed, 22 insertions, 3 deletions

diff --git a/src/VoronoiMap.h b/src/VoronoiMap.h
index bcd37f9cf..84cf206e9 100644
--- a/src/VoronoiMap.h
+++ b/src/VoronoiMap.h
@@ -29,15 +29,34 @@ public:
 	/// Returns the value in the cell into which the specified point lies, and the distance to the nearest Voronoi seed
 	int GetValueAt(int a_X, int a_Y, int & a_MinDistance);
 	
-	/// Returns the value in the cell into which the specified point lies, and the distances to the 2 nearest Voronoi seeds
+	/// Returns the value in the cell into which the specified point lies, and the distances to the 2 nearest Voronoi seeds. Uses a cache
 	int GetValueAt(int a_X, int a_Y, int & a_MinDistance1, int & a_MinDistance2);
-	
+
 protected:
 	/// The noise used for generating Voronoi seeds
-	cNoise m_Noise;
+	cNoise m_Noise1;
+	cNoise m_Noise2;
+	cNoise m_Noise3;
 	
 	/// Size of the Voronoi cells (avg X/Y distance between the seeds)
 	int m_CellSize;
+	
+	/** The X coordinate of the currently cached cell neighborhood */
+	int m_CurrentCellX;
+	
+	/** The Z coordinate of the currently cached cell neighborhood */
+	int m_CurrentCellZ;
+
+	/** The seeds of cells around m_CurrentCellX, m_CurrentCellZ, X-coords */
+	int m_SeedX[5][5];
+
+	/** The seeds of cells around m_CurrentCellX, m_CurrentCellZ, X-coords */
+	int m_SeedZ[5][5];
+	
+	
+	/** Updates the cached cell seeds to match the specified cell. Noop if cell pos already matches.
+	Updates m_SeedX and m_SeedZ. */
+	void UpdateCell(int a_CellX, int a_CellZ);
 } ;