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Ninth Pacific Conference on Computer Graphics and Applications (PG'01)
Advecting Procedural Textures for 2D Flow Animation
Tokyo, Japan
October 16-October 18
ISBN: 0-7695-1227-5
David Kao, NASA Ames Research Center
Alex Pang, University of California, Santa Cruz
This paper proposes the use of specially generated 3D procedural textures for visualizing steady state 2D flow fields.We use the flow field to advect and animate the texture over time. However, using standard texture advection techniques and arbitrary textures will introduce some undesirable effects such as: (a) expanding texture from a critical source point, (b) streaking pattern from the boundary of the flow field, (c) crowding of advected textures near an attracting spiral or sink, and (d) absent or lack of textures in some regions of the flow. This paper proposes a number of strategies to solve these problems. We demonstrate how the technique works using both synthetic data and computational fluid dynamics data.
Index Terms:
Procedural textures, critical points, texture advection,animation, vector field.
Citation:
David Kao, Alex Pang, "Advecting Procedural Textures for 2D Flow Animation," pg, pp.0355, Ninth Pacific Conference on Computer Graphics and Applications (PG'01), 2001
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