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Tutorial 1 -Advanced Radiosity:Complex Scenes and Glossy Reflections
[article]
1999
Eurographics State of the Art Reports
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The first part of the tutorial course will be given by a pioneer in commercial computer graphics, who will set the stage for the demands of commercial rendering products and assess why radiosity has not ...
The scope of this tutorial is to describe recent developments in radiosity research that might narrow the gap with commercial applications. ...
Hierarchical Radiosity and Clustering In [24] a hierarchical approach for solving the radiosity problem was presented. ...
doi:10.2312/egt.19991072
fatcat:kb46pg6pdvfctitqfaylkposea
State of the Art in Perceptually Driven Radiosity
[article]
1998
Eurographics State of the Art Reports
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won't bring any improvements in the image for the human observer. ...
We will give an overview of known tone-mapping and perceptually-based image comparison techniques that can be used in the scope of the radiosity method to further speed up the computational process. ...
His main research topic is perceptual approaches to radiosity solutions. ...
doi:10.2312/egst.19981023
fatcat:33uk77o34fdzbfnlubepelflci
Fast and accurate hierarchical radiosity using global visibility
1999
ACM Transactions on Graphics
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Recent hierarchical global illumination algorithms permit the generation of images with a high degree of realism. ...
We introduce a hierarchy of triangulations which allows the generation of a hierarchical radiosity solution using accurate visibility and meshing. ...
all their answers about hierarchical radiosity. ...
doi:10.1145/318009.318012
fatcat:mrobcgnrojfbrcpdhgjhmdokzq
Space-Time Hierarchical Radiosity
[chapter]
1999
Eurographics
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We base our approach on a Space-Time hierarchy, adding a life span to hierarchical surface elements, and present an integrated formulation of Hierarchical Radiosity with this extended hierarchy. ...
We discuss the expected benefits of the technique, review the challenges posed by the approach, and propose first solutions for these issues, most notably for the space-time refinement strategy. ...
In order to build a hierarchical algorithm for space-time radiosity, we define : An adequate data structure to store the values of the radiosity function over spacetime elements, allowing us to compute ...
doi:10.1007/978-3-7091-6809-7_21
fatcat:6ulhoiloqrch7mmfulsp6ewg74
Global Illumination for Interactive Applications and High-Quality Animations
[article]
2002
Eurographics State of the Art Reports
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One of the main obstacles to the use of global illumination in image synthesis industry is the considerable amount of time needed to compute the lighting for a single image. ...
The first one aims at providing interactive feedback for lighting design applications. The second one gives higher priority to the quality of results, and therefore relies on offline computations. ...
Acknowledgements We would like to thank the authors of discussed papers who provided us with images illustrating their work. ...
doi:10.2312/egst.20021050
fatcat:gkihynhv2ra47ltdoa3gqk5se4
Interactive Common Illumination for Computer Augmented Reality
[chapter]
1997
Eurographics
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Novel advances in computer vision are used for camera calibration and user-friendly modeling of the real scene, a recent interactive radiosity update algorithm is adapted to provide fast illumination update ...
The advent of computer augmented reality (CAR), in which computer generated objects mix with real video images, has resulted in many interesting new application domains. ...
Acknowledgements Thanks to Céline Loscos and François Sillion for carefully rereading the paper and for many fruitful discussions. ...
doi:10.1007/978-3-7091-6858-5_5
fatcat:663uls6wwjfkxetdoclel4562a
Wavelet Radiosity on Arbitrary Planar Surfaces
[chapter]
2000
Eurographics
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hierarchical refinement and wavelet computations. ...
This paper presents an innovative technique enabling wavelet radiosity computations on planar surfaces of arbitrary shape, including concave contours or contours with holes. ...
The authors would like to thank him for his kind direction, support and encouragements. ...
doi:10.1007/978-3-7091-6303-0_15
fatcat:qbaym4xbvvbetbs7ifgbyhtit4
Bounded Radiosity - Illumination on General Surfaces and Clusters
2008
Computer graphics forum (Print)
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Most algorithms for computing form factors and the subdivision criterion for hierarchical methods implicitly assume planar patches. ...
Traditionally, Radiosity algorithms have been restricted to scenes made from planar patches. ...
In this paper, we propose such a general approach for de- ciding about refinement and for computing bounded formfactors for Hierarchical Radiosity with clusters. ...
doi:10.1111/1467-8659.16.3conferenceissue.32
fatcat:4dbxmrhrtvhizhhg657bnltxge
Bounded Radiosity - Illumination on General Surfaces and Clusters
1997
Computer graphics forum (Print)
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Most algorithms for computing form factors and the subdivision criterion for hierarchical methods implicitly assume planar patches. ...
Traditionally, Radiosity algorithms have been restricted to scenes made from planar patches. ...
In this paper, we propose such a general approach for de- ciding about refinement and for computing bounded formfactors for Hierarchical Radiosity with clusters. ...
doi:10.1111/1467-8659.00168
fatcat:rqjyp3jsyzcx3kjhrolpkgppby
Textures and radiosity
1994
Proceedings of the 21st annual conference on Computer graphics and interactive techniques - SIGGRAPH '94
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We then describe an algorithm that maintains hierarchical representations of both radiosities and textures. ...
In this paper we discuss the efficient and accurate incorporation of texture maps into a hierarchical Galerkin radiosity algorithm. ...
Acknowledgments We would like to thank Seth Teller and Celeste Fowler for their contributions to the radiosity testbed which greatly facilitated the research reported in this paper. ...
doi:10.1145/192161.192171
dblp:conf/siggraph/GershbeinSH94
fatcat:nygeuhc2ybbbhjbx47yewjsjae
A rapid hierarchical radiosity algorithm
1991
Proceedings of the 18th annual conference on Computer graphics and interactive techniques - SIGGRAPH '91
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This paper presents a rapid hierarchical radiosity algorithm for illuminating scenes containing lar e polygonal patches. ...
conjunction with multigrldding, to even more rapidly progressively refine the image. ...
Acknowledgements The authors wish to thank Andrew Appel, Dan Baum, David Laur, Toby Orloff, Jeffrey Posdarner, and James Winget for helpful comments. Brian Danella and S.V. ...
doi:10.1145/122718.122740
dblp:conf/siggraph/HanrahanSA91
fatcat:ynhrf5n5yffbleodn5q6gjd6ca
A clustering algorithm for radiosity in complex environments
1994
Proceedings of the 21st annual conference on Computer graphics and interactive techniques - SIGGRAPH '94
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We present an approach for accelerating hierarchical radiosity by clustering objects. ...
In contrast with the O(s 2 ) time and space complexity of the initial linking in previous hierarchical radiosity algorithms, the new methods have complexities of O(s log s) and O(s) for both time and space ...
Also thanks go to Greg Spencer for his software for handling high dynamic range images. ...
doi:10.1145/192161.192277
dblp:conf/siggraph/SmitsAG94
fatcat:plnsqyqxdrga7oork3ehrtpbhm
A rapid hierarchical radiosity algorithm
1991
Computer graphics
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This paper presents a rapid hierarchical radiosity algorithm for illuminating scenes containing lar e polygonal patches. ...
conjunction with multigrldding, to even more rapidly progressively refine the image. ...
Acknowledgements The authors wish to thank Andrew Appel, Dan Baum, David Laur, Toby Orloff, Jeffrey Posdarner, and James Winget for helpful comments. Brian Danella and S.V. ...
doi:10.1145/127719.122740
fatcat:sgzpmojl6zdatc3dxp3p5pgepm
Radiosity for Large Vegetation Scenes
[article]
1999
Eurographics State of the Art Reports
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With the introduction of sophisticated hierarchical and clustering algorithms radiosity for vegetation scenes becomes a solvable challenge. ...
Calculating radiosity solutions for large scenes containing multiple plants is all but impossible using the radiosity method in its original form. ...
Introduction Radiosity belongs to the global illumination methods for generating photorealistic images by computer graphics. ...
doi:10.2312/egst.19991070
fatcat:kmpy3xvb7jgilm73hzf7lxllpa
Feature-based control of visibility error
1995
Proceedings of the 22nd annual conference on Computer graphics and interactive techniques - SIGGRAPH '95
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multi-gridding approach is introduced for hierarchical radiosity, allowing continuous refinement of a solution in an interactive session. ...
In this paper we introduce a new approach to controlling error in hierarchical clustering algorithms for radiosity. ...
Pat Hanrahan provided parts of the hierarchical radiosity code; Jean-Daniel Boissonnat suggested the use of erosion/expansion operations. ...
doi:10.1145/218380.218434
dblp:conf/siggraph/SillionD95
fatcat:str57oux4nhapd6ryokbixmnj4
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