Monthly Archives: April 2022

A Survey on SPH Methods in Computer Graphics

Dan Koschier, Jan Bender, Barbara Solenthaler, Matthias Teschner Throughout the past decades, the graphics community has spent major resources on the research and development of physics simulators on the mission to computer-generate behaviors achieving outstanding visual effects or to make … Continue reading

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A Practical Model for Realistic Butterfly Flight Simulation

Qiang Chen, Tingsong Lu, Yang Tong, Guoliang Luo, Xiaogang Jin, Zhigang Deng As one of ubiquitous insects on the earth, butterflies are also widely-knownfor inspiring thrill resonance with their elegant and peculiar flights. However, realistically modeling and simulating butterfly flights, … Continue reading

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A Large-Scale Comparison of Tetrahedral and Hexahedral Elements for Solving Elliptic PDEs with the Finite Element Method

Teseo Schneider, Yixin Hu, Xifeng Gao, Jeremie Dumas, Denis Zorin, Daniele Panozzo The Finite Element Method (FEM) is widely used to solve discrete Partial Differential Equations (PDEs) in engineering and graphics applications. The popularity of FEM led to the development … Continue reading

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Fast and Exact Root Parity for Continuous Collision Detection

Bolun Wang, Zachary Ferguson, Xin Jiang, Marco Attene, Daniele Panozzo, Teseo Schneider We introduce the first exact root parity counter for continuous collision detection (CCD). That is, our algorithm computes the parity (even or odd) of the number of roots … Continue reading

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Optimized Processing of Localized Collisions in Projective Dynamics

Qisi Wang, Yutian Tao, Eric Brandt, Court Cutting, Eftychios Sifakis We present a method for the efficient processing of contact and collision in volumetric elastic models simulated using the Projective Dynamics paradigm. Our approach enables interactive simulation of tetrahedral meshes … Continue reading

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A-ULMPM: An Arbitrary Updated Lagrangian Material Point Method for Efficient Simulation of Solids and Fluids

Haozhe Su, Tao Xue, Chengguizi Han, Mridul Aanjaneya We present an arbitrary updated Lagrangian Material Point Method (A-ULMPM) to alleviate issues, such as the cell-crossing instability and numerical fracture, that plague state of the art Eulerian formulations of MPM, while … Continue reading

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