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WSCG
2004
136views more  WSCG 2004»
13 years 8 months ago
Light Vectors for a Moving Observer
Interactive rendering is usually made with very simple illumination models. High quality rendering is too slow to be interactive. In this paper, we extend the notion of light vect...
Rodolphe Crespin, Bernard Péroche
SIGGRAPH
1999
ACM
13 years 11 months ago
Tracing Ray Differentials
Antialiasing of ray traced images is typically performed by supersampling the image plane. While this type of filtering works well for many algorithms, it is much more efficient t...
Homan Igehy
GRAPHICSINTERFACE
2003
13 years 8 months ago
Entropy-based Adaptive Sampling
Ray tracing techniques need supersampling to reduce aliasing and/or noise in the final image. Since not all the pixels in the image require the same number of rays, supersampling...
Jaume Rigau, Miquel Feixas, Mateu Sbert
SIGGRAPH
2010
ACM
13 years 12 months ago
Micropolygon ray tracing with defocus and motion blur
We present a micropolygon ray tracing algorithm that is capable of efficiently rendering high quality defocus and motion blur effects. A key component of our algorithm is a BVH (...
Qiming Hou, Hao Qin, Wenyao Li, Baining Guo, Kun Z...
VISUALIZATION
2000
IEEE
13 years 12 months ago
Four-dimensional non-linear ray tracing as a visualization tool for gravitational physics
In this paper, general relativistic ray tracing is presented as a tool for gravitational physics. It is shown how standard three-dimensional ray tracing can be extended to allow f...
Daniel Weiskopf