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 …

Simple and scalable frictional contacts for thin nodal objects

G Daviet - ACM Transactions on Graphics (TOG), 2020 - dl.acm.org
Frictional contacts are the primary way by which physical bodies interact, yet they pose
many numerical challenges. Previous works have devised robust methods for handling …

Guided bubbles and wet foam for realistic whitewater simulation

J Wretborn, S Flynn, A Stomakhin - ACM Transactions on Graphics (TOG), 2022 - dl.acm.org
We present a method for enhancing fluid simulations with realistic bubble and foam detail.
We treat bubbles as discrete air particles, two-way coupled with a sparse volumetric Euler …

Realistic Rendering Algorithm for Bubble Generation and Motion in Water

H Guo, H Wang, J Zhao, Y Tang - Electronics, 2022 - mdpi.com
A simplified bubble model and its solver optimization method are proposed to solve the
problem of poor realistic simulation and complex solutions for bubble-motion behavior in …

Art Directable Underwater Explosion Simulation

S Flynn, A Stomakhin, J Wretborn, D White - ACM SIGGRAPH 2024 …, 2024 - dl.acm.org
We present a technique for simulating underwater explosions using an animated volume
control method that allows us to visually approximate the expansion and contraction of …

Avatar: The Way of Hair, Cloth, and Coupled Simulation

X Zhai, E Schweickart, N Ilinov, J Wretborn… - ACM SIGGRAPH 2023 …, 2023 - dl.acm.org
This talk presents CreLoki, an extension to the multi-physics framework Loki. It enables
unified creatures physics, such as hair and cloth in wet, dry, and underwater contexts with …

Pahi: A Unified Water Pipeline and Toolset

A Stomakhin, S Lesser, J Wretborn, S Flynn… - Proceedings of the …, 2023 - dl.acm.org
We present Pahi, a unified water pipeline and toolset for visual effects production. It covers
procedural blocking visualization for preproduction, simulation of various water phenomena …

[PDF][PDF] Avatar: The Way of Hair, Cloth, and Coupled Simulation Supplemental Technical Document

X Zhai, E Schweickart, N Ilinov, J Wretborn… - alexey.stomakhin.com
Setting up a scene with a reusable Behavior tree is typically preferable to manually
configuring each object instance. Doing so condenses many repetitive and error-prone …

CG における高粘性流体中の気泡表現

内川亮介, 石塚裕己, 池田聖, 大城理 - 画像電子学会誌, 2022 - jstage.jst.go.jp
抄録 ディジタル映像作品において液体を写実的に描くためには, 液体に含まれる気泡までを表現
できることが望ましい. 従来の Computer Graphics のための流体シミュレーションでは気泡を表現 …