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Full-Text Articles in Physical Sciences and Mathematics

A Circular Planetarium As A Spatial Visual Musical Instrument, Dale E. Parson Ph.D. Sep 2018

A Circular Planetarium As A Spatial Visual Musical Instrument, Dale E. Parson Ph.D.

Computer Science and Information Technology Faculty

Planetariums have been home to spatial visual music for over sixty years. Advanced technology in spatial sound such as sound field and wave field systems are superseding channel-based systems as areas for research. Nevertheless, there is room for invention in immersive spatial visual music in a channel-based planetarium. Circular seating minimizes problems with sonic reflections from circular walls suffered by unidirectional theatre seating arrangements. Circular seating supports dynamic permutation of channel-to-speaker routing as a corrective and compositional measure. Full dome projection of visuals gives inherent support for graphics-to-music spatial correlation and related immersive effects. This paper is a case study …


Creative Graphical Coding Via Pipelined Pixel Manipulation, Dale E. Parson Apr 2018

Creative Graphical Coding Via Pipelined Pixel Manipulation, Dale E. Parson

Computer Science and Information Technology Faculty

Creative coding is the act of computer programming intended to create aesthetic artifacts in one or more digital media such as graphical images, animated videos, computer games, or musical performances. Visual artists and musicians use computers to compose, to render, and to perform. Algorithms remain as important as they are for any computer program, but their intent is to inspire, or at least to entertain, in contrast to more utilitarian applications of algorithms. This paper outlines the software structures and aesthetic perspectives of two novel algorithms for the creative manipulation of pixels in the Processing language. The first algorithm focuses …