Codimensional incremental potential contact

M Li, DM Kaufman, C Jiang - arXiv preprint arXiv:2012.04457, 2020 - arxiv.org
We extend the incremental potential contact (IPC) model for contacting elastodynamics to
resolve systems composed of codimensional DOFs in arbitrary combination. This enables a …

Fabrication, control, and modeling of robots inspired by flagella and cilia

S Lim, Y Du, Y Lee, SK Panda, D Tong… - Bioinspiration & …, 2022 - iopscience.iop.org
Flagella and cilia are slender structures that serve important functionalities in the
microscopic world through their locomotion induced by fluid and structure interaction. With …

Sag-Free Initialization for Strand-Based Hybrid Hair Simulation

J Hsu, T Wang, Z Pan, X Gao, C Yuksel… - ACM Transactions on …, 2023 - dl.acm.org
Lagrangian/Eulerian hybrid strand-based hair simulation techniques have quickly become a
popular approach in VFX and real-time graphics applications. With Lagrangian hair …

Loki: a unified multiphysics simulation framework for production

S Lesser, A Stomakhin, G Daviet, J Wretborn… - ACM Transactions on …, 2022 - dl.acm.org
We introduce Loki, a new framework for robust simulation of fluid, rigid, and deformable
objects with non-compromising fidelity on any single element, and capabilities for coupling …

Contact and friction simulation for computer graphics

S Andrews, K Erleben, Z Ferguson - ACM SIGGRAPH 2022 Courses, 2022 - dl.acm.org
Efficient simulation of contact is of interest for numerous physics-based animation
applications. For instance, virtual reality training, video games, rapid digital prototyping, and …

Primal/dual descent methods for dynamics

M Macklin, K Erleben, M Müller… - Computer Graphics …, 2020 - Wiley Online Library
We examine the relationship between primal, or force‐based, and dual, or constraint‐based
formulations of dynamics. Variational frameworks such as Projective Dynamics have proved …

A fully implicit method for robust frictional contact handling in elastic rods

D Tong, A Choi, J Joo, MK Jawed - Extreme Mechanics Letters, 2023 - Elsevier
Accurate frictional contact is critical in simulating the assembly of rod-like structures in the
practical world, such as knots, hairs, flagella, and more. Due to their high geometric …

Physical validation of simulators in Computer Graphics: A new framework dedicated to slender elastic structures and frictional contact

V Romero, M Ly, AH Rasheed, R Charrondière… - ACM Transactions on …, 2021 - dl.acm.org
We introduce a selected set of protocols inspired from the Soft Matter Physics community in
order to validate Computer Graphics simulators of slender elastic structures possibly subject …

Fast GPU-Based Two-Way Continuous Collision Handling

T Wang, J Chen, D Li, X Liu, H Wang… - ACM Transactions on …, 2023 - dl.acm.org
Step-and-project is a popular method to simulate non-penetrating deformable bodies in
physically based animation. The strategy is to first integrate the system in time without …

Countering racial bias in computer graphics research

T Kim, H Rushmeier, J Dorsey… - ACM SIGGRAPH 2022 …, 2022 - dl.acm.org
The murder of George Floyd and the worldwide protests that erupted in its wake have
foregrounded the pervasive nature of systemic racism. Graphics research is no exception, as …