Here is a good explanation of the Quad-Key system used by both Bing and Google maps. http://msdn.microsoft.com/en-us/library/bb259689.aspx Similar, but without sacrificing accuracy for built-in zoom information. Due to…
Here is a good explanation of the Quad-Key system used by both Bing and Google maps. http://msdn.microsoft.com/en-us/library/bb259689.aspx Similar, but without sacrificing accuracy for built-in zoom information. Due to…