- presents an improved technique for silhouette sampling in physically based differentiable rendering
- introduces new rejection test methods using bounding boxes in dual space and dual quadrics
- achieves significant variance reduction compared to previous edge sampling approaches
- explains techniques for implementing anti-aliasing with signed distance functions (SDFs)
- compares linear, smoothstep, and smootherstep transitions for both pixel-wise AA and blur effects
- demonstrates how to use numerical derivatives with fwidth() to maintain consistent AA regardless of perspective
- additionally presents the effect of color space choices
- Video showing detailed implementation of Dear ImGui into a Vulkan graphics engine
- covers setup process including descriptor management, render pass integration, and input handling
- presents how to use the system to allow parameter adjustments
- details the Studio’s Blender-based asset pipeline using Godot
- explains their DCC-centric approach using glTF as the exchange format with collection exports for asset management
- discusses custom extension code that handles automated export/import workflow and proper asset separation
- SIGGRAPH 2025 will feature a full day dedicated to OpenUSD sessions and hands-on labs
- For the first time, NVIDIA will offer OpenUSD certification in person (free for attendees)
- Sessions will explore how leading companies are leveraging OpenUSD for applications in simulation, robotics, and Industrial AI.
- Introduces the Driver Experiments feature in the Radeon Developer Panel for debugging GPU issues
- explains how to use the “Force NonUniformResourceIndex” experiment to detect missing shader qualifiers
- details the experiments that allow disabling of color and depth compression to identify render target barrier issues
- explains why ternary operators and if statements don’t cause branch instructions for simple value selection
- demonstrates through disassembly that these operations use conditional moves rather than actual branching
- proposes a screen-space approach similar to SSAO that samples and blends material properties from nearby surfaces
- demonstrates how understanding the core concept of ideas can lead to innovative solutions
- presents a modification to classic Perlin noise, allowing directional control over the pattern generation
- includes implementation details with ShaderToy examples showing practical applications
- demonstrates how the technique can be used for creating oriented textures and controlled flow patterns
- introduces a technique that combines stratified sampling with golden ratio sequence ordering
- creates sampling patterns that maintain good quality at any sample count and across sequence boundaries
- compares error convergence with standard white noise
- Third episode in a game optimization series focusing on strategic performance planning during pre-production
- discusses establishing performance budgets across the target platforms
- How to develop optimization strategies before production
- explains how to identify potential bottlenecks early through prototyping and setting clear technical constraints
Thanks to Aras Pranckevičius for support of this series.
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