SIGGRAPH
2000
ACM
13 years 11 months ago
2000
ACM
We present a semi-automatic method for creating shadow mattes in cel animation. In conventional cel animation, shadows are drawn by hand, in order to provide visual cues about the...
SIGGRAPH
2000
ACM
13 years 11 months ago
2000
ACM
Named after the title, the PCCM transformation is a simple, explicit algorithm that creates large, smoothly joining bicubic Nurbs patches from a refined Catmull-Clark subdivision...
SIGGRAPH
2000
ACM
13 years 11 months ago
2000
ACM
In this paper we introduce a new light reflection model for image synthesis based on experimental studies of surface gloss perception. To develop the model, we’ve conducted two ...
SIGGRAPH
2000
ACM
13 years 11 months ago
2000
ACM
Programmable shading is a common technique for production animation, but interactive programmable shading is not yet widely available. We support interactive programmable shading ...
SIGGRAPH
2000
ACM
13 years 11 months ago
2000
ACM
Human vision takes time to adapt to large changes in scene intensity, and these transient adjustments have a profound effect on visual appearance. This paper offers a new operator...
SIGGRAPH
2000
ACM
13 years 11 months ago
2000
ACM
We present an extension to texture mapping that supports the representation of 3-D surface details and view motion parallax. The results are correct for viewpoints that are static...
SIGGRAPH
2000
ACM
13 years 11 months ago
2000
ACM
The traditional high-level algorithms for rigid body simulation work well for moderate numbers of bodies but scale poorly to systems of hundreds or more moving, interacting bodies...
SIGGRAPH
2000
ACM
13 years 11 months ago
2000
ACM
In this paper, we describe an efficient image-based approach to computing and shading visual hulls from silhouette image data. Our algorithm takes advantage of epipolar geometry a...
SIGGRAPH
2000
ACM
13 years 11 months ago
2000
ACM
We introduce deep shadow maps, a technique that produces fast, high-quality shadows for primitives such as hair, fur, and smoke. Unlike traditional shadow maps, which store a sing...
SIGGRAPH
2000
ACM
13 years 11 months ago
2000
ACM
We describe a hardware and software system for digitizing the shape and color of large fragile objects under non-laboratory conditions. Our system employs laser triangulation rang...