273 search results - page 39 / 55 » Tracing Ray Differentials |
IMR
2004
Springer
14 years 3 months ago
2004
Springer
We present a method that computes a global potentially visible set for the complete region outside the convex hull of an object. The technique is used to remove invisible parts (t...
EGH
2003
Springer
14 years 3 months ago
2003
Springer
We present a modified photon mapping algorithm capable of running entirely on GPUs. Our implementation uses breadth-first photon tracing to distribute photons using the GPU. The...
SIGGRAPH
2000
ACM
14 years 2 months ago
2000
ACM
Visibility determination is a key requirement in a wide range of graphics algorithms. This paper introduces a new approach to the computation of volume visibility, the detection o...
RT
1998
Springer
14 years 2 months ago
1998
Springer
Most current image-based rendering methods operate under the assumption that all of the visible surfaces in the scene are opaque ideal diffuse (Lambertian) reflectors. This paper i...
PVM
1997
Springer
14 years 2 months ago
1997
Springer
Photo-realistic computergraphics is an area of research which tries to develop algorithms and methods to render images of arti cial models or worlds as realistically as possible, b...