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    SubjectRe: [PATCH] input: mt: Add an envelope tool type
    On Thu, Dec 9, 2010 at 1:06 AM, Ping Cheng <> wrote:
    > No, we are not talking about non-rectangular shape here. Envelop is
    > always a rectangle. By rectangle above, I meant 2 touches.
    > An envelop that includes number of touches offers us more information
    > than a rectangle does

    Can we have more information that just a rect ? An ellipse for exemple.
    Can we get this information at least from synaptics touchpads?


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