Use the volume knob on your USB keyboard with Quartz Composer compositions via the HID Input patch included with QC.
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A quick bit of bash that you can do from the command line on linux (or MacOS, if you have lame installed)…
Continue reading “Convert a Folder of .WAV files to numbered .MP3 files”
I’m using an Arduino to control two (maybe more – I haven’t tried yet) AD5204 digital potentiometers. Here’s some info about adapting the digital pot Arduino example to work with daisy chaining.
Continue reading “Daisy Chaining AD5204 Digital Potentiometers”
During my weekend of procrastination, I created a Quartz Composer plugin. As I need some new patch I will probably add it to this plugin, so it will continue to grow.
Continue reading “rdqcutils Quartz Composer plugin”
A handy formula that I usually have to look for when I need it – make a value fall into a specific min-max range. This is the math that gives you a new, scaled up or down, value.
Continue reading “Mapping a value to a new range”
This is a list of twenty arbitrary challenges for people who are learning to create using a tool like Processing, Quartz Composer, or the like.
Continue reading “20 Challenges”
This is my tutorial for using Processing with the OSCemote iPhone app.
Continue reading “Using OSCemote with Processing”
I made a big red button to replace the Escape key. A museum that I’m consulting for needs this for a touch-screen kiosk that runs Crayon Physics.
Continue reading “escbox”
I made a couple simple demos for the VIS145A students at UCSD to show how we can use an iPhone as the interface to Processing sketches.
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I’m teaching Processing to art students at UCSD and the course’s professor has basically asked them to create visual rhythm. I made a few sketches to show a simple way in which this might be accomplished.
Continue reading “Creating Visual Rhythm in Processing”