google/filament
Dec 2025 – Feb 2026
3 Months active
Languages Used
C++GLSL
Technical Skills
C++ developmentcross-platform developmentdebuggingerror handlinggraphics programmingC++
Patrick Ribas
PROFILE
Patrick Ribas
Patrick Ribas contributed to google/filament by delivering three features and resolving a bug over three months, focusing on graphics and shader programming with C++ and GLSL. He enhanced headless rendering by adding OpenGL ES support and improving error traceability, enabling more robust cross-platform deployments. Patrick optimized the shader pipeline by removing unused fields, relocating data structures for stereoscopic rendering, and updating uniforms to broaden hardware compatibility. He also streamlined the rendering path by eliminating nonlinear fog logic, reducing shader complexity and maintenance overhead. His work demonstrated depth in debugging, error handling, and collaborative codebase maintenance within a complex graphics environment.
Overall Statistics
Feature vs Bugs
75%Features
Repository Contributions
6Total
Bugs
1
Commits
6
Features
3
Lines of code
68
Activity Months3
Your Network
67 peopleWork History
February 2026
1 Commits • 1 Features
Feb 1, 2026Month: 2026-02 — Key feature delivered: Filament Rendering – Removed nonlinear fog features and related shader code for Feature Level 0 (FL0). This simplifies shaders, eliminates unused uniforms and logic, and yields performance and maintenance benefits. Major bugs fixed: None reported in this period. Overall impact and accomplishments: Streamlined the FL0 rendering path by removing deprecated fog code, reducing shader complexity, and improving maintainability, which accelerates iteration and reduces risk in future feature work. Technologies/skills demonstrated: C++ shader/refactor work, shader pipeline simplification, upstream contribution and collaboration (co-authored commit), and codebase maintenance checks.
1 Commits • 1 Features
Feb 1, 2026Month: 2026-02 — Key feature delivered: Filament Rendering – Removed nonlinear fog features and related shader code for Feature Level 0 (FL0). This simplifies shaders, eliminates unused uniforms and logic, and yields performance and maintenance benefits. Major bugs fixed: None reported in this period. Overall impact and accomplishments: Streamlined the FL0 rendering path by removing deprecated fog code, reducing shader complexity, and improving maintainability, which accelerates iteration and reduces risk in future feature work. Technologies/skills demonstrated: C++ shader/refactor work, shader pipeline simplification, upstream contribution and collaboration (co-authored commit), and codebase maintenance checks.
February 2026
January 2026
3 Commits • 1 Features
Jan 1, 2026January 2026 monthly summary for google/filament: Focused feature-level shader optimizations that improve rendering performance, compatibility, and memory efficiency. Implemented targeted changes in the GLSL shader pipeline: removed PerRenderableData::reserved from FL0, relocated the eye matrix array to FL1 to support stereoscopic rendering, and bumped several shader uniforms to meet FL1 minimums. These changes reduce memory footprint, enhance cross-device compatibility, and enable smoother rendering at feature-level 1.
January 2026
3 Commits • 1 Features
Jan 1, 2026January 2026 monthly summary for google/filament: Focused feature-level shader optimizations that improve rendering performance, compatibility, and memory efficiency. Implemented targeted changes in the GLSL shader pipeline: removed PerRenderableData::reserved from FL0, relocated the eye matrix array to FL1 to support stereoscopic rendering, and bumped several shader uniforms to meet FL1 minimums. These changes reduce memory footprint, enhance cross-device compatibility, and enable smoother rendering at feature-level 1.
December 2025
2 Commits • 1 Features
Dec 1, 2025December 2025 monthly summary for google/filament: Delivered key headless rendering improvements with OpenGL ES support and enhanced error traceability, enabling more robust GLES deployments and faster debugging. The work focused on consolidating build-configuration aware API binding and adding contextual error information to parser failures, delivering tangible business value for cross-platform rendering workloads.
2 Commits • 1 Features
Dec 1, 2025December 2025 monthly summary for google/filament: Delivered key headless rendering improvements with OpenGL ES support and enhanced error traceability, enabling more robust GLES deployments and faster debugging. The work focused on consolidating build-configuration aware API binding and adding contextual error information to parser failures, delivering tangible business value for cross-platform rendering workloads.
December 2025
Activity
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Quality Metrics
Correctness96.6%
Maintainability93.4%
Architecture93.4%
Performance90.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++GLSL
Technical Skills
C++C++ developmentGLSLcross-platform developmentdebuggingerror handlinggraphics programmingshader developmentshader programming
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