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<p>size.</p>

<p><big> High-degree of freedom input devices </big></p>
<p>Some devices allow many continuous <a href="page.php?w=degrees_of_freedom">degrees of freedom</a> as input. These can be used as pointing devices, but are generally used in ways that don't involve pointing to a location in space, such as the control of a camera angle while in 3D applications. These kinds of devices are typically used in <a href="page.php?w=Cave_automatic_virtual_environment">virtual reality systems (CAVEs)</a>, where input that registers <a href="page.php?w=six_degrees_of_freedom">six degrees of freedom</a></p><p>
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