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Fast compression of meshes for GPU ray-tracing

21st International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision, WSCG 2013 - Full Papers Proceedings

Costa, V.; João Madeiras Pereira (FC1E-BBF7-D753); João M. Pereira2013ISBN 978-80-86943-74-9

Key information

Authors:

Costa, V. (Vasco Alexandre da Silva Costa); João Madeiras Pereira (FC1E-BBF7-D753); Joaquim Armando Pires Jorge (Joaquim Armando Pires Jorge); João M. Pereira (João António Madeiras Pereira)

Published in

09/20/2013

Abstract

We present a novel and expedite way to compress triangles meshes, fans and strips for ray-tracing on a GPU. Our approach improves on the state of the art by allowing the lossless compression of all connectivity information without changing the mesh configuration, while using linear time and space with the number of primitives. Furthermore, the algorithm can be run on a stream processor and any compressed primitive can be indexed in constant time, thus allowing fast random-access to geometry data to support ray-tracing on a GPU. Furthermore, both triangle and quad meshes compress particularly well, as do many type-specialized mesh structures where all primitives have an equal number of vertexes. Our results show that the compression algorithm allows storing and ray-tracing meshes with tens of millions of triangles on commodity GPUs with only 1GB of memory.

Publication details

Authors in the community:

Publication version

AO - Author's Original

Publisher

ISBN 978-80-86943-74-9

Title of the publication container

21st International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision, WSCG 2013 - Full Papers Proceedings

First page or article number

10

Last page

18

Issue

Full Papers Proceedings

ISBN

978-80-86943-74-9

Fields of Science and Technology (FOS)

electrical-engineering-electronic-engineering-information-engineering - Electrical engineering, electronic engineering, information engineering

Publication language (ISO code)

eng - English

Rights type:

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