TANGIBLE TETRIS mixed-reality world, you can pick up the tangible tetrominoes Meng Wang, B430, Academy of Arts and Design, Tsinghua from the screen and put them down to fill gaps under other University, Beijing, 100084, China. Email: m- virtual blocks. As we expected, these two different actions STATEMENTS
[email protected]. create new strategies and forms of interaction in the game play. Haipeng Mi, B430, Academy of Arts and Design, Tsinghua Implementation University, Beijing, 100084, China. Email: The hinged structure of the tangible tetromino is inspired by
[email protected]. research on hinged dissections of polyominoes and polyforms See www.mitpressjournals.org/toc/leon/52/2 for supplemental files [1–3]. A tetromino has four blocks, and if the blocks are con- associated with this issue. nected with three hinges at specific corners (Fig. 2, middle), Submitted: 16 August 2017 the tetromino can transform into any of its seven distinct shapes via hinged rotation. Thus, we put motors in each corner Abstract to drive and rotate the hinges, so that the physical tetromino Tangible Tetris is a mixed-reality interactive game allowing play with a physi- can receive digital commands and change its shape on the cal transformable tetromino in a virtual playfield. The extension from game playground. Figure 2 also shows all the shapes of the tetromi- world to the physical brings plenty of new characteristics, strategies and fun to the classic game, as well as more possibilities in interactive art. no, how the blocks are connected, and how the rotation is done. Some of the shapes can be achieved by simple 180° rota- The game Tetris is a popular use of tetrominoes, the four- tion, but the others may have a 90° rotation.