31 search results - page 4 / 7 » The use of coherent ray tracing for physically accurate rend... |
SIBGRAPI
2005
IEEE
14 years 28 days ago
2005
IEEE
High-fidelity renderings of virtual environments is a notoriously computationally expensive task. One commonly used method to alleviate the costs is to adaptively sample the rend...
TVCG
2010
13 years 5 months ago
2010
—Ray-triangle intersection is an important algorithm, not only in the field of realistic rendering (based on ray tracing), but also in physics simulation, collision detection, m...
PG
2007
IEEE
14 years 1 months ago
2007
IEEE
Caustics are important visual phenomena, as well as challenging global illumination effects in computer graphics. Physically caustics can be interpreted from one of two perspectiv...
TOG
2002
13 years 7 months ago
2002
We present a physically based method for modeling and animating fire. Our method is suitable for both smooth (laminar) and turbulent flames, and it can be used to animate the burn...
CGF
1998
13 years 7 months ago
1998
Progressive addition lenses are a relatively new approach to compensate for defects of the human visual system. While traditional spectacles use rotationally symmetric lenses, pro...