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CGA
2008
13 years 6 months ago
Viewpoint-Based Ambient Occlusion
Ambient occlusion is a powerful technique that mimics indirect global illumination at a fraction of the cost. In this paper, we introduce a new ambient occlusion technique based o...
Francisco González, Mateu Sbert, Miquel Fei...
SI3D
2006
ACM
14 years 5 days ago
Approximate ambient occlusion for trees
Natural scenes contain large amounts of geometry, such as hundreds of thousands or even millions of tree leaves and grass blades. Subtle lighting effects present in such environme...
Kyle Hegeman, Simon Premoze, Michael Ashikhmin, Ge...
CGF
2008
157views more  CGF 2008»
13 years 6 months ago
Interactive Volume Rendering with Dynamic Ambient Occlusion and Color Bleeding
We propose a method for rendering volumetric data sets at interactive frame rates while supporting dynamic ambient occlusion as well as an approximation to color bleeding. In cont...
Timo Ropinski, Jennis Meyer-Spradow, Stefan Diepen...
VMV
2004
103views Visualization» more  VMV 2004»
13 years 7 months ago
Hardware-accelerated ambient occlusion computation
In this paper, we present a novel, hardwareaccelerated approach to compute the visibility between surface points and directional light sources. Thus, our method provides a first-o...
Mirko Sattler, Ralf Sarlette, Gabriel Zachmann, Re...
JGTOOLS
2007
78views more  JGTOOLS 2007»
13 years 6 months ago
Fast Precomputed Ambient Occlusion for Proximity Shadows
Mattias Malmer, Fredrik Malmer, Ulf Assarsson, Nic...