physics simulation

IT Services Circle

Jul 2, 2024 · Game Development

A 55‑Year‑Old Bug in the Original Lunar Lander Game: Missing Square‑Root Factor in the Rocket Equation

The article recounts the history of the 1969 text‑based Lunar Lander game, explains how its creator used the rocket equation and Taylor series for physics simulation, and reveals a long‑standing bug—a missing factor in the square‑root denominator—that causes the optimal fuel‑burn strategy to fail, prompting a modern analysis of the error.

Bug AnalysisGame HistoryLunar Lander

0 likes · 11 min read

A 55‑Year‑Old Bug in the Original Lunar Lander Game: Missing Square‑Root Factor in the Rocket Equation

Rare Earth Juejin Tech Community

Oct 5, 2023 · Game Development

Implementing a Mid‑Autumn Festival Dice Game with Three.js and cannon‑es

This tutorial explains how to create an interactive Mid‑Autumn Festival dice‑game using Three.js for 3D rendering, cannon‑es for physics simulation, glTF/glb model loading, heightfield collision handling, and JavaScript logic to determine game results.

Three.jsWebGLcannon-es

0 likes · 11 min read

Implementing a Mid‑Autumn Festival Dice Game with Three.js and cannon‑es

Bilibili Tech

Jul 28, 2023 · Game Development

Real-Time Virtual Character Production Pipeline: Hair, Skin, and Physics Rendering Techniques

The HuànXing Digital Human platform delivers a real‑time virtual‑character pipeline that combines industrialized asset generation—including hair‑card and strand‑based hair rendering, multi‑Gaussian subsurface‑scattering skin, detailed eye shaders, bone‑driven facial rigs, modular clothing, and physics‑driven hair and cloth—while leveraging AI‑assisted capture and future UE5 Chaos enhancements for personalized 3D avatars.

Hair RenderingSkin Renderingdigital humans

0 likes · 37 min read

Real-Time Virtual Character Production Pipeline: Hair, Skin, and Physics Rendering Techniques

DataFunTalk

Jan 27, 2023 · Artificial Intelligence

GNN for Science: Foundations, Applications, and Recent Advances in Equivariant Graph Neural Networks

This article reviews the role of graph neural networks in AI for science, covering background, the evolution of GNN models, applications in physics and biomedicine, recent advances in Euclidean equivariant GNNs, and the authors' own contributions such as GMN and GROVER, concluding with key distinctions between traditional GNNs and science‑focused approaches.

AI for scienceGraph Neural Networksequivariant GNN

0 likes · 16 min read

GNN for Science: Foundations, Applications, and Recent Advances in Equivariant Graph Neural Networks

Kuaishou Large Model

Jul 30, 2021 · Fundamentals

How QuanTaichi Cuts GPU Memory Needs for High‑Fidelity Physics Simulations

QuanTaichi introduces a new language abstraction and compiler system that quantizes simulation data, dramatically reducing memory and bandwidth usage so that high‑precision physical effects—once requiring multiple GPUs—can now run on a single GPU, even on mobile devices.

GPU optimizationGraphicsTaichi

0 likes · 12 min read

How QuanTaichi Cuts GPU Memory Needs for High‑Fidelity Physics Simulations

Python Programming Learning Circle

May 31, 2021 · Game Development

Python Pygame Missile Auto‑Tracking Algorithm Tutorial

This article explains how to implement a missile auto‑tracking system in a 2D shooting game using Python and Pygame, covering the underlying differential‑equation‑based algorithm, step‑by‑step calculations, handling of coordinate systems, and code for rotation and rendering.

Missile TrackingPygamePython

0 likes · 9 min read

Python Pygame Missile Auto‑Tracking Algorithm Tutorial