And the free version of Google Earth only allows you to import image files that are up to a max texture size, but Google Earth Pro offers Super Image Overlays that are more than the max texture size.ĭata in Google Earth Pro that I find most compelling is the U.S. The free version of Google Earth requires you to manually geo-locate geographic information system (GIS) images, but Google Earth Pro helps you automatically find them. The free version of Google Earth lets you print screen resolution images, whereas Google Earth Pro offers premium high resolution photos. There are several differences between the free version of Google Earth and Google Earth Pro. The Google Earth desktop client hit the billion download mark in October 2011. Under Keyhole, the application was known as EarthViewer 3D. Google Earth was created after Google acquired CIA-funded Keyhole Inc. Google Earth is a geospatial software application that displays a virtual globe, which offers the ability to analyze and capture geographical data. Google Earth Pro used to cost $399 per year. Note: The Google Earth API has been deprecated as of December 12th, 2014 so this functionality would need to be created using the Google Maps V3 API.Today Google has announced that Google Earth Pro is now available for free. The code for the example is available here. Visit and search for "Earth Pad" to jump to that application. You'll want to run the app in multiple web browser windows and/or different web browsers. Note when you start the Earth Pad app it requests permission to access your Google Account and your email address to allow sharing a session.
Users can create placemarks, which can then be seen by all the other users in the session, and even chat. Earth Pad allows multiple users to share the same Earth viewing experience when one user changes the view, it updates for the others. Here is the description of an example app in the Google Earth API Demo Gallery that may provide a starting place:Įarth Pad is an App Engine app that allows multiple users to collaboratively browse the globe. You can implement sharing using the Google Earth API and share Google Earth instances running in the web browser. Syncing multiple Google Earth desktop clients is possible if for example you update content on a server and have a NetworkLink (with auto-refresh enabled) load the shared KML in the clients but interactively sharing changes made in Google Earth clients with each other is not so easily done.
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