keywords: Graphics, Physics Based Animation

Comprehensive Physics

Documents & Blogs

Verlet Rope in Games
https://toqoz.fyi/game-rope.html

Physics-Based Animation Lecture (Recommended)
https://www.youtube.com/watch?v=5j37DOD8q4U&list=PLTkE7n2CwG_PH09_q0Q7ttjqE2F9yGeM3

Papers

Playing Pool with |ψi: from Bouncing Billiards to Quantum Search
https://arxiv.org/pdf/1912.02207.pdf

A Hybrid Material Point Method for Frictional Contact with Diverse Materials
https://dl.acm.org/doi/pdf/10.1145/3340258

CSC417/CSC2549-Physics-based Animation Fall 2020
https://github.com/dilevin/CSC417-physics-based-animation

David I.W. Levin
http://142.93.146.228/researchdb/

David Levin
https://www.youtube.com/channel/UCIM0HrQVDcUYdrZvSwuUJgA/videos

Direct Position-Based Solver for Stiff Rods (Recommended)
https://animation.rwth-aachen.de/publication/0557/

Code repository for our paper DiffCloth: Differentiable Cloth Simulation with Dry Frictional Contact
https://people.csail.mit.edu/liyifei/publication/diffcloth/
https://github.com/omegaiota/DiffCloth

Machine Learning in Physical Animation

Try W&B to track machine learning experiments and visualize results
https://www.wandb.com/papers
AI Learns To Compute Game Physics In Microseconds
https://www.youtube.com/watch?v=atcKO15YVD8

Tools & Frameworks

Bullet Physics SDK: real-time collision detection and multi-physics simulation for VR, games, visual effects, robotics, machine learning etc.
https://github.com/bulletphysics/bullet3

Open source C++ physics engine library in 3D
https://github.com/DanielChappuis/reactphysics3d

A lightweight 3D physics engine written in JavaScript.
https://github.com/schteppe/cannon.js

A multi core friendly rigid body physics and collision detection library suitable for games and VR applications.
https://github.com/jrouwe/JoltPhysics

Edyn is a real-time physics engine organized as an ECS.(Recommended)
https://github.com/xissburg/edyn

A lightweight collection of routines for physics simulation.(Recommended)
https://github.com/dilevin/Bartels

A modular destruction SDK designed for performance and flexibility, replacing APEX destruction.(Recommended)
https://github.com/NVIDIAGameWorks/Blast

PositionBasedDynamics is a library for the physically-based simulation of rigid bodies, deformable solids and fluids. (Recommended)
https://github.com/InteractiveComputerGraphics/PositionBasedDynamics

Examples

CWaggle is an open-source robotics / physics simulator written with an ECS framework. It has been used for publications in robotics / reinforcement learning. (Recommended)
https://github.com/davechurchill/cwaggle

A research-oriented elastic body simulator
https://github.com/yuki-koyama/elasty

Rigid Body

Papers

Intersection-free Rigid Body Dynamics
https://ipc-sim.github.io/rigid-ipc/assets/rigid_ipc_paper.pdf

Flow Physics

Tools & Frameworks - Flow

FLIP Fluids is a powerful liquid simulation plugin that gives you the ability to create high quality fluid effects all within Blender, the free and open source 3D creation suite.
https://github.com/rlguy/Blender-FLIP-Fluids

MantaPatch: Data-driven Synthesis of Smoke Flows with Cnn-based Feature Descriptors, Mengyu Chu and Nils Thuerey
https://github.com/RachelCmy/mantaPatch

A quick implementation of MLFLIP
https://github.com/kiwonum/mlflip

Real-time fluid simulation engine running on GPU with Vulkan
https://github.com/mmaldacker/Vortex2D

SPlisHSPlasH is an open-source library for the physically-based simulation of fluids.
https://github.com/InteractiveComputerGraphics/SPlisHSPlasH

VorteGrid: Interactive Fluid Simulation for Games and Movies. (Recommended)
https://github.com/mijagourlay/VorteGrid

Examples

A PIC/FLIP fluid simulation based on the methods found in Robert Bridson’s “Fluid Simulation for Computer Graphics”
https://github.com/rlguy/GridFluidSim3D

Simple, single-file fluid solvers for learning purposes
https://github.com/tunabrain/incremental-fluids

Papers

Fast and Versatile Fluid-Solid Coupling for Turbulent Flow Simulation
http://www.geometry.caltech.edu/pubs/LLDL21.pdf

GPU Optimization of Material Point Methods
https://github.com/kuiwuchn/GPUMPM

Cloth Simulation

Papers

N-Cloth: Predicting 3D Cloth Deformation with Mesh-Based Networks (Recommended)
https://arxiv.org/pdf/2112.06397.pdf

Subspace Neural Physics: Fast Data-Driven Interactive Simulation
https://static-wordpress.akamaized.net/montreal.ubisoft.com/wp-content/uploads/2019/08/27140237/deep-cloth-paper.pdf

Cloth and Skin Deformation with a Triangle Mesh Based Convolutional Neural Network
https://mmacklin.com/chentanez2020.pdf
https://www.youtube.com/watch?v=g4hU2jKl02g

Learning-Based Animation of Clothing for Virtual Try-On
http://isantesteban.com/docs/EG2019/santesteban2019.pdf

Physics-Inspired Upsampling for Cloth Simulation in Games
https://www.cs.utah.edu/~ladislav/kavan11physics/kavan11physics.pdf

Cloth
https://graphics.stanford.edu/~mdfisher/cloth.html

Deep Physics-aware Inference of Cloth Deformation for Monocular Human Performance Capture
https://arxiv.org/pdf/2011.12866.pdf

DeePSD: Automatic Deep Skinning And Pose Space Deformation For 3D Garment Animation
https://openaccess.thecvf.com/content/ICCV2021/papers/Bertiche_DeePSD_Automatic_Deep_Skinning_and_Pose_Space_Deformation_for_3D_ICCV_2021_paper.pdf

Documents & Blogs

Simulate Tearable Cloth and Ragdolls With Simple Verlet Integration (Recommended)
https://gamedevelopment.tutsplus.com/tutorials/simulate-tearable-cloth-and-ragdolls-with-simple-verlet-integration--gamedev-519

Cloth Simulation with Finite Element Method
http://yanzhao.me/project/clothsim/

Examples

Basic cloth simulation using Verlet integration
https://github.com/johnBuffer/ClothSimulation

A spring-model cloth physics simulator made using C/C++ and rendered in OpenGL
https://github.com/ranaxdev/Cloth-Sim

Interactive cloth simulator using the method described in the SIGGRAPH paper “Fast Simulation of Mass-Spring Systems” by Liu, T., Bargteil, A. W., Obrien, J. F., & Kavan, L.
https://github.com/sam007961/FastMassSpring

A Multi-Scale Model for Simulating Liquid-Fabric Interactions
https://github.com/nepluno/libwetcloth

Source Codes for Codimensional Incremental Potential Contact (C-IPC)
https://github.com/ipc-sim/Codim-IPC

A Processing/Java library for high performance GPU-Computing (GLSL). Fluid Simulation + SoftBody Dynamics + Optical Flow + Rendering + Image Processing + Particle Systems + Physics +…
https://github.com/diwi/PixelFlow

It’s a GPU-based real time cloth simulator and interactive.
https://github.com/sutongkui/simulator

初识 Taichi：Python 高性能并行计算入门
https://github.com/tlcui/cloth_simulation_demo

Fragments Notes

How to keep physics works right at different frame rate? (Substepping)
velocityOld = velocityX;
velocityX += acceleration * delta;
posX += (velocityX + velocityOld)/2 * delta;

How to implement accurate frame-rate-independent physics?
https://gamedev.stackexchange.com/questions/94000/how-to-implement-accurate-frame-rate-independent-physics

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