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Create a Layer which matches the Output method of the Game Engine source, in this example we will assume Spout is being used.
Give the Layer an appropriate name.
Start the application to make the Spout output available to ICE, then select to source from the Spout sender list.
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As the output format is Equirectangular, applying the TruePerspective Effect will extract the correct perspective view for our your screen.
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The output can be verified in the Screen tab.
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Step 3 - (Optional) Automatic application launch and quit
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From the Layer settings Misc tab, set the Filepath to be path to the executable of the application which is creates the Spout sender.
With the filepath file path set, whenever this Layer is added to the workspace, the executable will be opened. When the layer is removed from the workspace the executable will be closed.
Command The Arguments field can be used for specifying command line arguments can also be specified for launching the executable with.
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