Scanbox closes the loop with a quadrature encoder

If you have downloaded the latest version of Scanbox you may have noticed there is a new “Quadrature Encoder” panel and wondered what is does. In addition to ball tracking, you now have the option of tracking the 1D movement of a circular platform. The position of the platform is monitored by an optical quadrature encoder…

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A Processing Grating Shader

We have been using Processing for displaying visual and auditory stimuli in the Lab for a while. Some of you have ask for examples of full-screen gratings using shaders. So this is not about Scanbox proper, but still useful for those of you studying sensory systems. Below is one demonstration of a drifting sinusoidal grating shader. It…

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