I add set_tilt commands to libfreenect here:
https://github.com/ros-pkg-git/libfreenect/commits/master
<
https://github.com/ros-pkg-git/libfreenect/commits/master>-Melonee
On Tue, Nov 16, 2010 at 9:30 AM, Oliver Kreylos <
kreylos@cs.ucdavis.edu>wrote:
> On 11/16/2010 08:49 AM, garratt wrote:
> > Has anyone gotten the accelerometer to work for the Kinect?
> > Stéphane, I have your code (referenced below) with the accelerometer
> > support, but libusb_control_transfer segfaults whenever I run acc_get.
> >
> > I noticed that Oliver Kreylos's code calls read control with the
> > following parameters:
> >
> > dataSize=readControl(0x40,0x32,0x0000,0x0000,data,sizeof(data));
>
> Hi Garratt,
>
> sorry for causing confusion. My libusb wrapper code has separate
> readControl and writeControl functions because I dislike the idea of
> using a bit flag to switch between read and write in libusb. As a side
> effect, my readControl function sets bit 7 on the read mask itself to
> make it transparent to the user; in other words, when I call
> readControl(0x40,...) libusb actually sees 0xC0 for the first parameter.
> So my code is in line with the other code you reference.
>
> I obviously should have documented that better.
>
> I know that my accelerometer code works otherwise; I've played around
> with them for a bit.
>
> Oliver
>
> ------------------------------------------------------------------------
> __ Dr. Oliver Kreylos
> / /\ Institute for Data Analysis and Visualization (IDAV)
> / / \ University of California
> / / /\ \ One Shields Avenue
> / / /\ \ \ Davis, CA 95616, USA
> / /_/__\ \ \ Phone: +1 (530) 754-9470
> /________\ \ \ Email: kreylos@cs.ucdavis.edu
> \___________\/ WWW : http://idav.ucdavis.edu/~okreylos/ResDev
>
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