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SI3D
1992
ACM
14 years 3 months ago
NPSNET: Constructing a 3D Virtual World
The development of 3D visual simulation systemson inexpensive, commercially available graphics workstations is occurring today and will be commonplace in the near future. Such sys...
Michael Zyda, David R. Pratt, James G. Monahan, Ka...
SI3D
1992
ACM
14 years 3 months ago
Implementation of Flying, Scaling and Grabbing in Virtual Worlds
In a virtual world viewed with a head-mounted display, the user may wish to perform certain actions under the control of a manual input device. The most important of these actions...
Warren Robinett, Richard Holloway
SI3D
1992
ACM
14 years 3 months ago
Lights from Highlights and Shadows
Designing the illumination of a scene is a di cult task because one needs to render the whole scene in order to look at the result. Obtaining the correct lighting e ects may requi...
Pierre Poulin, Alain Fournier
SI3D
1992
ACM
14 years 3 months ago
Interactive Volume Rendering on a Multicomputer
Direct volume rendering is a computationally intensive operation that has become a valued and often preferred visualization tool. For maximal data comprehension, interactive manip...
Ulrich Neumann
SI3D
1992
ACM
14 years 3 months ago
Integrating Constraints and Direct Manipulation
In this paper, we present techniques for integratingconstraint and direct manipulation approaches to geometric modeling. Direct manipulation positioning techniques are augmented t...
Michael Gleicher
SI3D
1992
ACM
14 years 3 months ago
CINEMA: A System for Procedural Camera Movements
This paper presents a general system for camera movement upon which a wide variety of higher-level methods and applications can be built. In addition to the basic commands for cam...
Steven M. Drucker, Tinsley A. Galyean, David Zeltz...
SI3D
1992
ACM
14 years 3 months ago
Interactive Viewpoint Control and Three-Dimensional Operations
Techniques are discussed for creating a rendered view into a 3D scene,interactively based on the locations and orientations of the observer's head and the display surface. St...
Michael McKenna
SI3D
1992
ACM
14 years 3 months ago
Three-Dimensional Widgets
The 3D components of today's user interfaces are still underdeveloped. Direct interaction with 3D objects has been limited thus far to gestural picking, manipulation with lin...
D. Brookshire Conner, Scott S. Snibbe, Kenneth P. ...
SI3D
1992
ACM
14 years 3 months ago
Volume Seedlings
Recent advances in software and hardware technology have made direct ray-traced volume rendering of 3-d scalar data a feasible and effective method for imaging of the data's ...
Michael F. Cohen, James S. Painter, Mihir Mehta, K...
SI3D
1992
ACM
14 years 3 months ago
3DM: A Three Dimensional Modeler Using a Head-Mounted Display
3dm is a three dimensional (3D) surface modeling program that draws techniques of model manipulation from both CAD and drawing programs and applies them to modeling in an intuitiv...
Jeff Butterworth, Andrew Davidson, Stephen Hench, ...