Category Archives: Uncategorized

Animating Fluid Sediment Mixture in Particle-Laden Flows

Ming Gao, Andre Pradhana-Tampubolon, Xuchen Han, Qi Guo, Grant Kot, Eftychios Sifakis, Chenfanfu Jiang In this paper, we present a mixed explicit and semi-implicit Material Point Method for simulating particle-laden flows. We develop a Multigrid Preconditioned fluid solver for the … Continue reading

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tempoGAN: A Temporally Coherent, Volumetric GAN for Super-resolution Fluid Flow

You Xie, Erik Franz, MengYu Chu, Nils Thuerey We propose a temporally coherent generative model addressing the super-resolution problem for fluid flows. Our work represents a first approach to synthesize four-dimensional physics fields with neural networks. Based on a conditional … Continue reading

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Water Surface Wavelets

Stefan Jeschke, Tomáš Skřivan, Matthias Müller-Fischer, Nuttapong Chentanez, Miles Macklin, Chris Wojtan The current state of the art in real-time two-dimensional water wave simulation requires developers to choose between efficient Fourier-based methods, which lack interactions with moving obstacles, and finite-difference … Continue reading

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PSCC: Parallel Self-Collision Culling with Spatial Hashing on GPUs

Min Tang, Zhongyuan Liu,, Ruofeng Tong, Dinesh Manocha We present a GPU-based self-collision culling method (PSCC) based on a combination of normal cone culling and spatial hashing techniques. We first describe a normal cone test front (NCTF) based parallel algorithm … Continue reading

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Real-Time Virtual Pipes Simulation and Modeling for Small-Scale Shallow Water

François Dagenais, Julián Guzmán, Valentin Vervondel, Alexander Hay, Sébastien Delorme, David Mould, and Eric Paquette We propose an approach for real-time shallow water simulation, building upon the virtual pipes model with multi-layered heightmaps. Our approach introduces the use of extended … Continue reading

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Pressure Boundaries for Implicit Incompressible SPH

Stefan Band, Christoph Gissler, Markus Ihmsen, Jens Cornelis, Andreas Peer, Matthias Teschner Implicit incompressible SPH (IISPH) solves a pressure Poisson equation (PPE). While the solution of the PPE provides pressure at fluid samples, the embedded boundary handling does not compute … Continue reading

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An Implicit SPH Formulation for Incompressible Linearly Elastic Solids

Andreas Peer, Christoph Gissler, Stefan Band, Matthias Teschner We propose a novel SPH formulation for deformable solids. Key aspects of our method are implicit elastic forces and an adapted SPH formulation for the deformation gradient that—in contrast to previous work—allows … Continue reading

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SIGGRAPH 2018

SIGGRAPH: Water Surface Wavelets tempoGAN: A Temporally Coherent, Volumetric GAN for Super-resolution Fluid Flow Animating Fluid Sediment Mixture in Particle-Laden Flows A Moving Least Squares Material Point Method with Displacement Discontinuity and Two-Way Rigid Body Coupling A Multi-Scale Model for … Continue reading

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Controllable Dendritic Crystal Simulation Using Orientation Field

Bo Ren, Jiahui Huang, Ming C. Lin, Shi-Min Hu Real world dendritic growths show charming structures by their exquisite balance between the symmetry and randomness in the crystal formation. Other than the variety in the natural crystals, richer visual appearance … Continue reading

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A Skinned Tetrahedral Mesh for Hair Animation and Hair-Water Interaction

Minjae Lee, David Hyde, Michael Bao, Ronald Fedkiw We propose a novel framework for hair animation as well as hair-water interaction that supports millions of hairs. First, we develop a hair animation framework that embeds hair into a tetrahedralized volume … Continue reading

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