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» Pen-and-Ink for BlobTree Implicit Models
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CGF
2005
126views more  CGF 2005»
13 years 4 months ago
Pen-and-Ink for BlobTree Implicit Models
New techniques are presented for rendering complex hierarchical skeletal implicit models in several pen-and-ink styles. A particle system is employed to find interesting areas on ...
Kevin Foster, Pauline Jepp, Brian Wyvill, Mario Co...
CGI
2004
IEEE
13 years 8 months ago
BlobTree Trees
In recent years several methods for modeling botanical trees have been proposed. The geometry and topology of tree skeletons can be well described by L-systems; however, there are...
Callum Galbraith, Peter MacMurchy, Brian Wyvill
VC
2002
129views more  VC 2002»
13 years 4 months ago
Modeling a Murex cabritii sea shell with a structured implicit surface modeler
Implicit surface modeling systems have been used since the mid-1980s for the generation of cartoon-like characters. Recently implicit models combined with constructive solid geome...
Callum Galbraith, Przemyslaw Prusinkiewicz, Brian ...
SMI
2006
IEEE
111views Image Analysis» more  SMI 2006»
13 years 10 months ago
A Fast Particle System Framework for Interactive Implicit Modeling
In this paper, we present a controllable, fast and efficient particle system framework for skeletal implicit surfaces defined by the BlobTree model. We propose efficient algori...
Eric Galin, Rémi Allègre, Samir Akko...
SMI
2005
IEEE
140views Image Analysis» more  SMI 2005»
13 years 10 months ago
Interactive Implicit Modeling with Hierarchical Spatial Caching
Complex implicit CSG models can be represented hierarchically as a tree of nodes (the BlobTree) . However, current methods cannot be used to visualize changes made to these models...
Ryan Schmidt, Brian Wyvill, Eric Galin