![]() The report descriptor for a multi-touch digitizer must specify that the device is a HID touch screen (page = 0x0D and usage = 0x04). Required HID Usages for Multi-touch Digitizers The required and optional usages for a multi-touch digitizer device are described below. In the context of a Windows Pointer Device, multi-touch refers to support for two or more contact points. Supporting Usages in Multi-touch Digitizers
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