A Middleware for Seamless Use of Multiple Displays

  • Authors:
  • Satoshi Sakurai;Yuichi Itoh;Yoshifumi Kitamura;Miguel A. Nacenta;Tokuo Yamaguchi;Sriram Subramanian;Fumio Kishino

  • Affiliations:
  • Graduate School of Information Science and Technology, Osaka University, Suita, Japan 565-0871;Graduate School of Information Science and Technology, Osaka University, Suita, Japan 565-0871;Graduate School of Information Science and Technology, Osaka University, Suita, Japan 565-0871;Department of Computer Science, University of Saskatchewan, Saskatoon, Canada S7N 5C9;Graduate School of Information Science and Technology, Osaka University, Suita, Japan 565-0871;Department of Computer Science, University of Bristol, Bristol, United Kingdom BS8 1UB;Graduate School of Information Science and Technology, Osaka University, Suita, Japan 565-0871

  • Venue:
  • Interactive Systems. Design, Specification, and Verification
  • Year:
  • 2008

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Abstract

Current multi-display environments (MDEs) can be composed of displays with different characteristics (e.g. resolution, size) located in any position and at different angles. These heterogeneous arrangements present specific interface problems: it is difficult to provide meaningful transitions of cursors between displays; it is difficult for users to visualize information that is presented on oblique surfaces; and it is difficult to spread visual information over multiple displays. In this paper we present a middleware architecture designed to support a new kind of perspective-aware GUI that solves the aforementioned problems. Our interaction architecture combines distributed input and position tracking data to generate perspective-corrected output in each of the displays, allowing groups of users to manipulate existing applications from current operating systems across a large number of displays. To test our design we implemented a complex MDE prototype and measured different aspects of its performance.