273 search results - page 20 / 55 » Tracing Ray Differentials |
VRST
2006
ACM
14 years 4 months ago
2006
ACM
This paper describes an experiment that examines the influence of visual realism on reported presence. 33 participants experienced two different renderings of a virtual environmen...
JGTOOLS
2006
13 years 11 months ago
2006
This paper addresses the problem of efficiently calculating shadows from environment maps in the context of ray-tracing. Since accurate rendering of shadows from environment maps ...
TOG
2008
13 years 11 months ago
2008
We present a real-time algorithm called compensated ray marching for rendering of smoke under dynamic low-frequency environment lighting. Our approach is based on a decomposition ...
CGF
1998
13 years 10 months ago
1998
We introduce a new approach to three important problems in ray tracing: antialiasing, distributed light sources, and fuzzy reflections of lights and other surfaces. For antialias...
DAGSTUHL
1997
14 years 9 days ago
1997
This paper describes and demonstrates the e ectiveness of several metrics for data level comparison of direct volume rendering (DVR) algorithms. The focus is not on speed ups from...