It seems now a days that heat maps are everywhere, from visitor mouse tracking on your website, to geographic density mapping. Heat maps are earning this well deserved deployment primarily do to the fact that they are a powerful visualization tool for three dimensional data (two for plotting, one for density) and nearly everyone has seen them depicted in movies. In this post I would like to show you how easy it is to create your very own heat map using the power of the GDI+ in the .NET framework. More...