Engine architecture
XII Engine
An in-depth look at XII Engine: a modular, cross-platform C++ engine for high-performance real-time applications.
Graphics · Simulation · Systems
Theophilus Eriata
From first principles
to working systems.
I build real-time engines, explore the mathematics behind them, and put both to work in graphics, simulation, and robotics. Computer Science (Honours) at the University of Calgary.
01 / GEOMETRY STUDY
Engineering Work
Selected engineering work
All projects →
Graphics programming
CPU Ray Tracing
A multithreaded interactive CPU ray tracer implementing analytic geometry, recursive reflections and refractions, Phong shading with shadows, and a responsive dual‑mode renderer with real‑time camera controls.
Scientific visualization
XII Geospatial Platform
An interactive 4K-resolution viewer powered by a custom game engine to explore Syria’s economic activity through night lights imagery.
Physical simulation
Wave Formation MD
Water Molecular Dynamics Simulation by TheophilusE provides a window into water formation at the atomic level, modeling O–H bonds, H–O–H angles, and non-bonded interactions in an interactive C++ demo.
Technical Writing
Notes from the workbench
All articles →Designing for Determinism in Robotics Frameworks
An in-depth exploration of why deterministic behavior is critical in robotics frameworks, covering scheduling strategies, timing constraints, and real-time …
GPU-Accelerated Real-Time Control and Simulation of Magnetically Actuated Microbot Swarms for Targeted Drug Delivery.
GPU‑accelerated simulation and control of magnetic microrobot swarms for real‑time targeted drug delivery.
Structure and Function: Rigorous Formalizations and Semantics
A concise exposition on the interplay between mathematical structures and functions, emphasizing the necessity of formal systems and precise semantics for …
XII Engine C++ Coding Standards and Engineering Guidelines
Introducing the C++23 coding standards and engineering guidelines for XII Engine, covering correctness, architecture, ownership, performance, portability, and …
Current Focus
What I'm Working On
- I'm developing XII Engine, a modular, cross-platform C++23 engine for real-time rendering, physics, scripting, and editor tooling.
- I'm exploring GPU simulation for molecular dynamics and microrobot swarm control, including biomedical applications.
- My work on robotics frameworks focuses on deterministic execution and real-time scheduling for robot control.
- I'm studying theoretical computer science, including formal semantics, type theory, and computational geometry, with applications in compilers and graphics.
Leadership
Organizational Roles
2026 – 2027
President
AI Club, University of Calgary
Serving as President for the 2026–2027 academic year.
Current
Chair
IEEE Student Branch, University of Calgary
Chair of the IEEE Student Branch at the University of Calgary.
Get in Touch
Open to collaboration
I'm interested in challenging engineering problems, research collaborations, and opportunities where technical depth matters. If you're working on something interesting, I'd like to hear about it.