Woodification: User‐Controlled Cambial Growth Modeling
Julian Kratt, Marc Spicker, A. Guayaquil, Marek Fišer, Sören Pirk, Oliver Deußen, John C. Hart, Bedřich Beneš · Computer Graphics Forum · 2015
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.