Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsComparing x, y Curves and Z-Order Curves for Texture Codinghttp://demonstrations.wolfram.com/ComparingXYCurvesAndZOrderCurvesForTextureCoding/]]>http://demonstrations.wolfram.com/ComparingXYCurvesAndZOrderCurvesForTextureCoding/