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diff --git a/Stars45/TerrainLayer.h b/Stars45/TerrainLayer.h
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+/*  Project Starshatter 4.5
+    Destroyer Studios LLC
+    Copyright © 1997-2005. All Rights Reserved.
+
+    SUBSYSTEM:    Stars.exe
+    FILE:         TerrainLayer.h
+    AUTHOR:       John DiCamillo
+
+
+    OVERVIEW
+    ========
+    A blended detail texture applied to a terrain patch
+    through a specific range of altitudes
+*/
+
+#ifndef TerrainLayer_h
+#define TerrainLayer_h
+
+#include "Types.h"
+#include "Bitmap.h"
+
+// +--------------------------------------------------------------------+
+
+class Terrain;
+class TerrainRegion;
+
+// +--------------------------------------------------------------------+
+
+class TerrainLayer
+{
+   friend class Terrain;
+   friend class TerrainRegion;
+
+public:
+   static const char* TYPENAME() { return "TerrainLayer"; }
+
+   TerrainLayer() : tile_texture(0), detail_texture(0), min_height(0), max_height(-1) { }
+   ~TerrainLayer() { }
+
+   int operator <  (const TerrainLayer& t) const { return min_height <  t.min_height; }
+   int operator <= (const TerrainLayer& t) const { return min_height <= t.min_height; }
+   int operator == (const TerrainLayer& t) const { return min_height == t.min_height; }
+
+   // accessors:
+   const char* GetTileName()        const { return tile_name;        }
+   const char* GetDetailName()      const { return detail_name;      }
+   Bitmap*     GetTileTexture()     const { return tile_texture;     }
+   Bitmap*     GetDetailTexture()   const { return detail_texture;   }
+   double      GetMinHeight()       const { return min_height;       }
+   double      GetMaxHeight()       const { return max_height;       }
+
+private:
+   Text        tile_name;
+   Text        detail_name;
+   Bitmap*     tile_texture;
+   Bitmap*     detail_texture;
+   double      min_height;
+   double      max_height;
+};
+
+
+#endif TerrainLayer_h
+