Archive for April, 2009

Logitech Marble Mouse under Ubuntu 9.04

Thursday, April 30th, 2009

I upgraded to Ubuntu 9.04, and to get my logitech marble mouse trackball to behave how I like (left small button middle clicks and also scrolls if you hold it down), I created /etc/hal/fdi/policy/mouse-wheel.fdi with this inside: <?xml version=”1.0″ encoding=”ISO-8859-1″?> <deviceinfo version=”0.2″> <device> <match key=”info.product” string=”Logitech USB Trackball”> <merge key=”input.x11_options.Buttons” type=”string”>9</merge> <merge key=”input.x11_options.ButtonMapping” type=”string”>1 2 […]

joeserialize: a simple C++ serialization library

Wednesday, April 15th, 2009

I wrote a simple, one-header serialization library and put it online here. The library allows you to load and save the state of a C++ object to a file, and comes with example text and binary formats.


Tuesday, April 7th, 2009

Tetrigami is an origami-themed tetromino game that I’ve been working on in my spare time with a chap named Jonathan Geer.  More info including screenshots and a download is here:

Numerical Integration

Saturday, April 4th, 2009

I updated the VDrift wiki with a new analysis of various numerical integration methods. It provides some justification for using lower order integrators such as the Euler method.

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