Issue No. 04 - April (1986 vol. 6)
Hiroshi Toriya , Ricoh Co., Ltd.
Toshiaki Satoh , Ricoh Co., Ltd.
Kenji Ueda , Ricoh Co., Ltd.
Hiroaki Chiyokura , Ricoh Co., Ltd.
This article describes a method of representing a solid design procss using a tree structure. This representation supposrts UNDO and REDO operations for regenerating any solid in a previous stage of the design. The implementations of invertible set operations is also given in detail.
H. Chiyokura, K. Ueda, T. Satoh and H. Toriya, "UNDO and REDO Operations for Solid Modeling," in IEEE Computer Graphics and Applications, vol. 6, no. , pp. 35-42, 1986.