Author Archives: christopherbatty

A Material Point Method for Snow Simulation

Alexey Stomakhin, Craig Schroeder, Lawrence Chai, Joseph Teran, Andrew Selle Snow is a challenging natural phenomenon to visually simulate. While the graphics community has previously considered accumulation and rendering of snow, animation of snow dynamics has not been fully addressed. Additionally, existing … Continue reading

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Course: Turbulent Fluids

Tobias Pfaff, Nils Thuerey, Theodore Kim Over the last decade, the special effects industry has embraced physics simulations as a highly useful tool for creating realistic scenes ranging from a small camp fire to the large scale destruction of whole … Continue reading

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SIGGRAPH Asia 2013

Ke-Sen’s full list here. Without further ado: Physics-based Animation of Large-scale Splashing Liquids Fast Simulation of Mass-Spring Systems Inverse Dynamic Hair Modeling with Frictional Contacts Versatile Surface Tension and Adhesion for SPH Fluids Efficient Penetration Depth Approximation using Active Learning … Continue reading

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A New Grid Structure for Domain Extension

Bo Zhu, Wenlong Lu, Matthew Cong, Byungmoon Kim, Ronald Fedkiw We present an efficient grid structure that extends a uniform grid to create a significantly larger far-field grid by dynamically extending the cells surrounding a fine uniform grid while still maintaining … Continue reading

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A Level Set Method for Ductile Fracture

Jan Hegemann, Chenfanfu Jiang, Craig Schroeder, Joseph M. Teran We utilize the shape derivative of the classical Griffith’s energy in a level set method for the simulation of dynamic ductile fracture. The level set is defined in the undeformed configuration … Continue reading

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Efficient Simulation of Secondary Motion in Rig-Space

Fabian Hahn, Bernhard Thomaszewski, Stelian Coros, Sebastian Martin, Robert Sumner, Markus Gross We present an efficient method for augmenting keyframed character animations with physically-simulated secondary motion. Our method achieves a performance improvement of one to two orders of magnitude over … Continue reading

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Subspace Integration with Local Deformations

David Harmon, Denis Zorin Subspace techniques greatly reduce the cost of nonlinear simulation by approximating deformations with a small custom basis. In order to represent the deformations well (in terms of a global metric), the basis functions usually have global … Continue reading

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Thin Skin Elastodynamics

Duo Li, Shinjiro Sueda, Debanga R. Neog, Dinesh K. Pai We present a novel approach to simulating thin hyperelastic skin. Real human skin is only a few millimeters thick. It can stretch and slide over underlying body structures such as … Continue reading

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A Hybrid Lagrangian-Eulerian Formulation for Bubble Generation and Dynamics

Saket Patkar, Mridul Aanjaneya, Dimitriy Karpman, Ronald Fedkiw We present a hybrid Lagrangian-Eulerian framework for simulating both small and large scale bubble dynamics, where the bubbles can grow or shrink in volume as dictated by pressure forces in the surrounding … Continue reading

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Chimera Grids for Water Simulation

R. Elliot English, Linhai Qiu, Yue Yu, Ronald Fedkiw We introduce a new method for large scale water simulation using Chimera grid embedding, which discretizes space with overlapping Cartesian grids that translate and rotate in order to decompose the domain … Continue reading

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