Graphics Programming weekly - Issue 448 - July 27th, 2026 | Jendrik Illner - 3D Programmer

Graphics Programming Weekly 448

Mon, Jul 27, 2026

weekly

How to Read Mathematics? - A study guide

provides a guide on how to independently work through mathematical papers, textbooks, and lecture notes

emphasizes that reading mathematics is a difficult skill that requires specific methods to learn effectively

outlines actionable steps to build a solid foundation and identify underlying structures in mathematical texts

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Ray tracing massive amounts of animated geometry using tetrahedral cages

tackles the scaling problem of ray tracing animated geometry by decoupling animation cost from triangle count

introduces a technique using low-resolution tetrahedral cages to deform static mini-meshes in the rest-pose space

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Volumetric FX for the 2D world of The Bad Guys 2

details the creation of volumetric effects that match the traditional hand-drawn 2D style of The Bad Guys 2

explores a hybrid workflow combining 3D geometry and lighting with art-directed flattening and 2D linework

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Taming optimization variance in compact neural shading networks

addresses optimization instabilities in small neural networks used for real-time neural shading

introduces a multi-instance training approach that uses an ensemble to explore weights efficiently and prune underperforming instances

revisits loss functions and input parameterization to improve quality when learning high dynamic range reflectance functions

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Gabor Fields: Orientation-Selective Level-of-Detail for Volume Rendering

presents a volumetric representation using mixtures of anisotropic Gabor kernels to achieve continuous level-of-detail

enables faster rendering by pruning primitives in the frequency and orientation domains

leverages the low-frequency Gaussian base as a control variate to accelerate volumetric path tracing

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[video] I3D 2026 Keynote: Naty Hoffman's Keynote - Lessons from Digging in Game Dev and Adjacent Trenches

shares lessons from a career spanning game development, CPU architecture, and graphics research

emphasizes “persistence with purpose,” encouraging developers to adjust their route after setbacks without abandoning their ultimate goals

highlights the importance of seizing technical knowledge from unexpected sources and bridging the gap between artists and engineers

advocates for continued research into wave optics and better BRDF models, noting that current production standards are not the final destination

[video] Introducing Mesh Terrain: Craft Large Complex Worlds | Unreal Fest Chicago 2026

introduces Mesh Terrain, an experimental non-destructive terrain system in Unreal Engine 5.8 that enables overhangs and vertical cliffs

replaces traditional heightfields with a partitionable mesh stack that leverages Nanite

utilizes a layer-based modifier workflow allowing modifications without destroying underlying data

integrates with the Procedural Content Generation (PCG) to automate material blending and asset scattering via paintable attributes

Stylized GGX shading — toon specular highlights

explores a method to achieve toon-style specular highlights by modifying the Trowbridge-Reitz NDF within a PBR pipeline

introduces a “Specular Size” parameter to expand highlights while preserving the original GGX shape

details a version that matches the original energy distribution at high roughness to avoid over-brightening

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Real-Time Level-of-Detail Rendering with ReSTIR

introduces a surface point mapping that enables sample reuse in ReSTIR across meshes with different topologies

enables LoD-aware ReSTIR by maintaining valid spatiotemporal reuse even when geometry LoD changes between frames

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A field guide to rendering: from triangles to Gaussians

provides a comprehensive tour of rendering strategies, categorizing them into object-order and image-order approaches

traces the history from early rasterization and ray casting to real-time path tracing and neural representations like NeRF

discusses the recent shift towards captured realism with 3D Gaussian splatting, highlighting how it bridges the gap between point clouds and real-time performance

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[video] I Tried Coding my own Graphics Library

documents the journey of building a custom, lightweight Vulkan-based graphics and compute library in C++

covers the implementation of primitive rendering, perspective projection, depth testing, and vertex structures using Slang shaders

explores GPU-accelerated simulations via compute shaders and instanced rendering

details a handle-based API to simplify engine usage and cross-language integration

[video] I3D 2026 Fireside Chat with Naty Hoffman and Eric Haines

features a conversation between Naty Hoffman and Eric Haines discussing the 40-year evolution of computer graphics

explores the...