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Ignacio Castaño

PROFILE

Ignacio Castaño

Over a three-month period, Castano contributed to the mrdoob/three.js repository by developing core rendering features that enhance texture handling and material realism in WebGL applications. He implemented support for EAC, BC5, and EAC_RG compressed texture formats, updating both the rendering engine and example loaders to broaden asset compatibility and improve image quality. Castano also introduced packed normal map support in the WebGL backend, modifying shader code and program initialization to enable more accurate lighting for advanced materials. His work demonstrated depth in 3D graphics, shader programming, and texture management using JavaScript, GLSL, and WebGL, with a focus on maintainability.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

3Total
Bugs
0
Commits
3
Features
3
Lines of code
156
Activity Months3

Work History

February 2026

1 Commits • 1 Features

Feb 1, 2026

February 2026 monthly summary for mrdoob/three.js: Delivered Packed Normal Maps support in the WebGL backend, enabling more accurate lighting for materials that use packed normal maps. Implemented shader changes and WebGL program wiring to enable this feature when materials require it. The work advances material realism with minimal intrusion to existing pipelines. No other major features or bugs documented for this month.

December 2025

1 Commits • 1 Features

Dec 1, 2025

December 2025 monthly summary for mrdoob/three.js: Delivered a feature enhancement to WebGL texture loading by adding BC5 and EAC_RG compressed texture support in the webgl_loader_texture_ktx example, expanding rendering capabilities and asset compatibility. The work included updating the example to test BC5 and EAC_RG formats (commit 55b4bbb7ef7e29b214b9732ba2e5119b781a31ee). No major bugs fixed this month; focus was on feature development and validation. Business value includes broader format support for WebGL apps, enabling higher visual fidelity and expanded asset pipelines for developers using three.js.

November 2025

1 Commits • 1 Features

Nov 1, 2025

Concise monthly summary for 2025-11 for the mrdoob/three.js project focusing on feature delivery and quality improvements that enable broader adoption and higher rendering fidelity.

Activity

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Quality Metrics

Correctness93.4%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

GLSLHTMLJavaScript

Technical Skills

3D GraphicsGraphics ProgrammingRendering TechniquesShader ProgrammingTexture ManagementThree.jsWebGL

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

mrdoob/three.js

Nov 2025 Feb 2026
3 Months active

Languages Used

JavaScriptHTMLGLSL

Technical Skills

Rendering TechniquesTexture ManagementWebGLGraphics ProgrammingThree.js3D Graphics