MNPR : a framework for real-time expressive non-photorealistic rendering of 3D computer graphics

We propose a framework for expressive non-photorealistic rendering of 3D computer graphics: MNPR. Our work focuses on enabling stylization pipelines with a wide range of control, thereby covering the interaction spectrum with real-time feedback. In addition, we introduce control semantics that allow...

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Main Authors: Montesdeoca, Santiago E., Seah, Hock Soon, Semmo, Amir, Bénard, Pierre, Vergne, Romain, Thollot, Joëlle, Benvenuti, Davide
Other Authors: School of Computer Science and Engineering
Format: Conference Paper
Language:English
Published: 2019
Subjects:
Online Access:https://hdl.handle.net/10356/89603
http://hdl.handle.net/10220/49578
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author Montesdeoca, Santiago E.
Seah, Hock Soon
Semmo, Amir
Bénard, Pierre
Vergne, Romain
Thollot, Joëlle
Benvenuti, Davide
author2 School of Computer Science and Engineering
author_facet School of Computer Science and Engineering
Montesdeoca, Santiago E.
Seah, Hock Soon
Semmo, Amir
Bénard, Pierre
Vergne, Romain
Thollot, Joëlle
Benvenuti, Davide
author_sort Montesdeoca, Santiago E.
collection NTU
description We propose a framework for expressive non-photorealistic rendering of 3D computer graphics: MNPR. Our work focuses on enabling stylization pipelines with a wide range of control, thereby covering the interaction spectrum with real-time feedback. In addition, we introduce control semantics that allow cross-stylistic art-direction, which is demonstrated through our implemented watercolor, oil and charcoal stylizations. Our generalized control semantics and their style-specific mappings are designed to be extrapolated to other styles, by adhering to the same control scheme. We then share our implementation details by breaking down our framework and elaborating on its inner workings. Finally, we evaluate the usefulness of each level of control through a user study involving 20 experienced artists and engineers in the industry, who have collectively spent over 245 hours using our system. MNPR is implemented in Autodesk Maya and open-sourced through this publication, to facilitate adoption by artists and further development by the expressive research and development community.
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spelling ntu-10356/896032021-01-18T04:50:20Z MNPR : a framework for real-time expressive non-photorealistic rendering of 3D computer graphics Montesdeoca, Santiago E. Seah, Hock Soon Semmo, Amir Bénard, Pierre Vergne, Romain Thollot, Joëlle Benvenuti, Davide School of Computer Science and Engineering School of Art, Design and Media Interdisciplinary Graduate School (IGS) Expressive '18: Proceedings of the Joint Symposium on Computational Aesthetics and Sketch-Based Interfaces and Modeling and Non-Photorealistic Animation and Rendering Engineering::Computer science and engineering Expressive NPR Object-space Stylization We propose a framework for expressive non-photorealistic rendering of 3D computer graphics: MNPR. Our work focuses on enabling stylization pipelines with a wide range of control, thereby covering the interaction spectrum with real-time feedback. In addition, we introduce control semantics that allow cross-stylistic art-direction, which is demonstrated through our implemented watercolor, oil and charcoal stylizations. Our generalized control semantics and their style-specific mappings are designed to be extrapolated to other styles, by adhering to the same control scheme. We then share our implementation details by breaking down our framework and elaborating on its inner workings. Finally, we evaluate the usefulness of each level of control through a user study involving 20 experienced artists and engineers in the industry, who have collectively spent over 245 hours using our system. MNPR is implemented in Autodesk Maya and open-sourced through this publication, to facilitate adoption by artists and further development by the expressive research and development community. Accepted version 2019-08-07T06:12:10Z 2019-12-06T17:29:21Z 2019-08-07T06:12:10Z 2019-12-06T17:29:21Z 2018 Conference Paper https://hdl.handle.net/10356/89603 http://hdl.handle.net/10220/49578 10.1145/3229147.3229162 en https://doi.org/10.21979/N9/KU4B6S https://doi.org/10.21979/N9/HI7GT7 https://doi.org/10.21979/N9/XYZZVF © 2018 Association for Computing Machinery (ACM). All rights reserved. This paper was published in Expressive '18: Proceedings of the Joint Symposium on Computational Aesthetics and Sketch-Based Interfaces and Modeling and Non-Photorealistic Animation and Rendering and is made available with permission of Association for Computing Machinery (ACM). 11 p. application/pdf
spellingShingle Engineering::Computer science and engineering
Expressive NPR
Object-space Stylization
Montesdeoca, Santiago E.
Seah, Hock Soon
Semmo, Amir
Bénard, Pierre
Vergne, Romain
Thollot, Joëlle
Benvenuti, Davide
MNPR : a framework for real-time expressive non-photorealistic rendering of 3D computer graphics
title MNPR : a framework for real-time expressive non-photorealistic rendering of 3D computer graphics
title_full MNPR : a framework for real-time expressive non-photorealistic rendering of 3D computer graphics
title_fullStr MNPR : a framework for real-time expressive non-photorealistic rendering of 3D computer graphics
title_full_unstemmed MNPR : a framework for real-time expressive non-photorealistic rendering of 3D computer graphics
title_short MNPR : a framework for real-time expressive non-photorealistic rendering of 3D computer graphics
title_sort mnpr a framework for real time expressive non photorealistic rendering of 3d computer graphics
topic Engineering::Computer science and engineering
Expressive NPR
Object-space Stylization
url https://hdl.handle.net/10356/89603
http://hdl.handle.net/10220/49578
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