Volume 34, Issue 2 pp. 361-372
Colors and Textures

Woodification: User-Controlled Cambial Growth Modeling

J. Kratt

J. Kratt

University of Konstanz, Germany

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M. Spicker

M. Spicker

University of Konstanz, Germany

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A. Guayaquil

A. Guayaquil

Purdue University, USA

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M. Fiser

M. Fiser

Purdue University, USA

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S. Pirk

S. Pirk

Esri R&D Center, Switzerland

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O. Deussen

O. Deussen

University of Konstanz, Germany

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J. C. Hart

J. C. Hart

University of Illinois at Urbana-Champaign, USA

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B. Benes

B. Benes

Purdue University, USA

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First published: 22 June 2015
Citations: 15

Abstract

We present a botanical simulation of secondary (cambial) tree growth coupled to a physical cracking simulation of its bark. Whereas level set growth would use a fixed resolution voxel grid, our system extends the deformable simplicial complex (DSC), supporting new biological growth functions robustly on any surface polygonal mesh with adaptive subdivision, collision detection and topological control. We extend the DSC with temporally coherent texturing, and surface cracking with a user-controllable biological model coupled to the stresses introduced by the cambial growth model.

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