CanvasRenderer Terrain demo is back :_) It's been borken for a while...

examples/canvas_geometry_terrain.html

@@ -120,7 +120,7 @@
 					for ( var i = 0; i < size; i ++ ) {
 
 						var x = i % width, y = ~~ ( i / width );
-						data[ i ] += Math.abs( perlin.noise( x / quality, y / quality, z ) * 0.5 * quality + 10 );
+						data[ i ] += Math.floor( Math.abs( perlin.noise( x / quality, y / quality, z ) * 0.5 ) * quality + 10 );
 
 
 					}