--- a/src/proto2/Terrain.hh	Sun Nov 30 00:23:44 2008 +0000
+++ b/src/proto2/Terrain.hh	Sun Nov 30 00:28:12 2008 +0000
@@ -130,7 +130,7 @@
      *
      * @param gc CL_GraphicContext
      */
-    void draw(CL_GraphicContext &gc) const;
+    void draw(CL_GraphicContext *gc) const;
     /**
      * Draw part of the terrain for given graphiscontext.
      *