Re: [PD] Floats and negative numbers over OSC

-- David Shimamoto > PSPunch wrote: >> >> Hi Martin, >> >> >> Thank you for your response. >> >> I am attaching the patch used to produce the following results. >> >> This was tested on >> Pd version 0.41.4-extended, >> running on WinXP SP3. >> >> >> The OSC data were sent by GlovePIE running the following code. >> >> ------- >> SendOSC("127.0.0.1", 9997, "/test", 0) >> wait 1 second >> SendOSC("127.0.0.1", 9997, "/test", 1.5) >> wait 1 second >> SendOSC("127.0.0.1", 9997, "/test", -1) >> wait 1 second >> ------- >> >> >> >> >> I was expecting [routeOSC] to output 0, 1.5, -1. >> >> >> --- Output --- >> >> raw: 47 116 101 115 116 0 0 0 44 105 0 0 0 0 0 0 >> unpacked: /test 0 >> routed: 0 >> >> raw: 47 116 101 115 116 0 0 0 44 102 0 0 63 63 0 0 >> unpacked: /test 0.746094 >> routed: 0.746094 >> >> raw: 47 116 101 115 116 0 0 0 44 105 0 0 63 63 63 63 >> unpacked: /test 1.06111e+009 >> routed: 1.06111e+009 >> >> > > Hmmm, if I try sending the same values from packOSC to routeOSC I get: > > routed: 0 > unpacked: /test 0 > raw: 47 116 101 115 116 0 0 0 44 105 0 0 0 0 0 0 > routed: 1.5 > unpacked: /test 1.5 > raw: 47 116 101 115 116 0 0 0 44 102 0 0 63 192 0 0 > routed: -1 > unpacked: /test -1 > raw: 47 116 101 115 116 0 0 0 44 105 0 0 255 255 255 255 > > It looks like GlovePIE is sending the wrong numbers. Does it send > anything except 63 for a value? The integer -1 should be 255 255 255 > 255, or 4294967295 (32 ones), but your device is sending 1061109567, as > though the two most significant bits of each byte are being set to zero. > > > Martin > >