I read:
I am looking for a way of translating mouse (or touchpad etc) speed to amplitude: the faster the mouse speed, the louder the sound. (The mouse button
you could construct something around gemmouse (part of marks gem package, as the name suggests, or write an external that uses an usb mouse device, or write really external sw that measures the speed of mouse movements and feeds it back into pd via tcp,udp,midi whatever (maybe in csound with the fantastic fltk opcodes ...)
hope this helps,
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