Intel Corporation

Ray Tracing Software Engineer • Aug 2015 — Present

Intel® Open Image Denoise — Tech Lead

Previous projects:

Intel Corporation

Rendering Intern • Apr 2015 — Jul 2015

Research on shading coherence extraction for path tracing (see paper).

Babeș-Bolyai University

Teaching Assistant • Oct 2010 — Jul 2015

Computer Architecture (x86 assembly), Operating Systems (Linux), Computer Networks


Babeș-Bolyai University

PhD, Computer Science • 2010 — 2013

Thesis: High-Performance Ray Tracing on Modern Parallel Processors
Double degree with Budapest University of Technology

Babeș-Bolyai University

MSc, Computer Science • 2008 — 2010

Thesis: Real-Time Ray Tracing of Massive Models

Babeș-Bolyai University

BSc, Computer Science • 2005 — 2008

Thesis: Video Processing with the GPU


Academy Award for Technical Achievement

Academy of Motion Picture Arts and Sciences • Feb 2021

To Sven Woop and Carsten Benthin for core development, Attila T. Áfra for motion picture feature development, and Manfred Ernst and Ingo Wald for early research and technical direction, of the Intel® Embree Ray Tracing Library.


Practical Machine Learning for Rendering: From Research to Deployment

SIGGRAPH 2021 Courses • Aug 2021

Carl S. Marshall, Deepak S. Vembar, Sujoy Ganguly, Attila T. Áfra, Florent Guinier


Digesting the Elephant — Experiences with Interactive Production Quality Path Tracing of the Moana Island Scene

arXiv • Jan 2020

Ingo Wald, Bruce Cherniak, Will Usher, Carson Brownlee, Attila Áfra, Johannes Guenther, Jefferson Amstutz, Tim Rowley, Valerio Pascucci, Chris R. Johnson, Jim Jeffers


Compressed-Leaf Bounding Volume Hierarchies

High-Performance Graphics • Aug 2018

Carsten Benthin, Ingo Wald, Sven Woop, Attila T. Áfra


Improved Two-Level BVHs using Partial Re-Braiding

High-Performance Graphics • Jul 2017

Carsten Benthin, Sven Woop, Ingo Wald, Attila T. Áfra


STBVH: A Spatial-Temporal BVH for Efficient Multi-Segment Motion Blur

High-Performance Graphics • Jul 2017

Sven Woop, Attila T. Áfra, Carsten Benthin


Embree Ray Tracing Kernels: Overview and New Features

SIGGRAPH 2016 Talks • Jul 2016

Attila T. Áfra, Ingo Wald, Carsten Benthin, Sven Woop


Local Shading Coherence Extraction for SIMD-Efficient Path Tracing on CPUs

High-Performance Graphics • Jun 2016

Attila T. Áfra, Carsten Benthin, Ingo Wald, Jacob Munkberg


Stackless Multi-BVH Traversal for CPU, MIC and GPU Ray Tracing

Computer Graphics Forum (EGSR) • Nov 2013

Attila T. Áfra, László Szirmay-Kalos


Faster Incoherent Ray Traversal Using 8-Wide AVX Instructions

Technical Report • Aug 2013


Incoherent Ray Tracing without Acceleration Structures

Eurographics 2012 • May 2012


Interactive Ray Tracing of Large Models Using Voxel Hierarchies

Computer Graphics Forum (Eurographics 2013) • Jan 2012

PaperSlidesVideo 1Video 2BibTeX

Improving BVH Ray Tracing Speed Using the AVX Instruction Set

Eurographics 2011 • Apr 2011