Anisotropic elastoplasticity for cloth, knit and hair frictional contact

C Jiang, T Gast, J Teran - ACM Transactions on Graphics (TOG), 2017 - dl.acm.org
The typical elastic surface or curve simulation method takes a Lagrangian approach and
consists of three components: time integration, collision detection and collision response …

Folding and crumpling adaptive sheets

R Narain, T Pfaff, JF O'Brien - ACM Transactions on Graphics (TOG), 2013 - dl.acm.org
We present a technique for simulating plastic deformation in sheets of thin materials, such as
crumpled paper, dented metal, and wrinkled cloth. Our simulation uses a framework of …

I-Cloth: Incremental collision handling for GPU-based interactive cloth simulation

M Tang, T Wang, Z Liu, R Tong… - ACM Transactions on …, 2018 - dl.acm.org
We present an incremental collision handling algorithm for GPU-based interactive cloth
simulation. Our approach exploits the spatial and temporal coherence between successive …

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 …

[PDF][PDF] Simplicial complex augmentation framework for bijective maps

Z Jiang, S Schaefer, D Panozzo - ACM Transactions on Graphics, 2017 - par.nsf.gov
The computation of discrete maps is a fundamental problem in computer graphics that has
been extensively studied in the last three decades. The problem is challenging due to the …

Medial IPC: accelerated incremental potential contact with medial elastics

L Lan, Y Yang, D Kaufman, J Yao, M Li… - ACM Transactions on …, 2021 - par.nsf.gov
Deformable simulation has been extensively studied in the graphics community. While the
underlying computation methods are well established, the computational cost for simulating …

Framework for automatic contact detection in a multibody system

AG Neto - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
The mechanical behavior of multibody systems can be modeled with several numerical
methods. One can mention the Multibody Dynamics (MBD), the Finite Element Method …

Discrete element model for general polyhedra

AG Neto, P Wriggers - Computational Particle Mechanics, 2022 - Springer
We present a version of the Discrete Element Method considering the particles as rigid
polyhedra. The Principle of Virtual Work is employed as basis for a multibody dynamics …

Nested cages

L Sacht, E Vouga, A Jacobson - ACM Transactions on Graphics (TOG), 2015 - dl.acm.org
Many tasks in geometry processing and physical simulation benefit from multiresolution
hierarchies. One important characteristic across a variety of applications is that coarser …

Defending continuous collision detection against errors

H Wang - ACM Transactions on Graphics (TOG), 2014 - dl.acm.org
Numerical errors and rounding errors in continuous collision detection (CCD) can easily
cause collision detection failures if they are not handled properly. A simple and effective …