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Ricardo Subtil

PROFILE

Ricardo Subtil

Over six months, contributed to core engine and gameplay systems across repositories such as godotengine/godot and GameDevTecnico/cubos-demo, focusing on C++ development, debugging, and UI improvements. Enhanced the Godot debugger with Debug Adapter Protocol features for object inspection and expression evaluation, and improved protocol robustness for non-ASCII content. Developed wave-based cellular automata water simulation, health and perish mechanics, and a scoreboard system, integrating audio playback and plugin architecture. Addressed engine reliability through targeted bug fixes and optimized debugging workflows. Also delivered UI enhancements in end-4/dots-hyprland and improved community onboarding for godotengine/godot-website, demonstrating a methodical, quality-driven engineering approach.

Overall Statistics

Feature vs Bugs

69%Features

Repository Contributions

18Total
Bugs
4
Commits
18
Features
9
Lines of code
1,224
Activity Months6

Work History

June 2026

1 Commits • 1 Features

Jun 1, 2026

June 2026 monthly summary for godot-website focused on delivering accessible community entry updates and strengthening onboarding for new contributors. Key deliverable this month was adding the Godot Portugal community entry with an accessible Discord link, improving discoverability and participation for Portuguese-speaking developers. The change was implemented in the repository godotengine/godot-website and tracked via a minimal, deployable commit.

October 2025

1 Commits • 1 Features

Oct 1, 2025

October 2025 monthly summary focused on delivering a targeted UI improvement to the Bluetooth status experience in end-4/dots-hyprland. Implemented a UI enhancement that disables Bluetooth-related controls when Bluetooth is unavailable, aligning the UI with hardware state and reducing user confusion. The change was implemented via a single commit, b39618cd897e251ee8676d8028ff9ed993cdca43, with message 'Disable Bluetooth buttons for systems without Bluetooth'.

April 2025

1 Commits

Apr 1, 2025

April 2025 monthly summary focused on hardening DAP communications in godotengine/godot by implementing non-ASCII content handling and encoding robustness. Replaced string payloads with a byte vector to ensure proper encoding and to prevent invalid DAP responses when content includes non-ASCII characters. The change improves reliability for international content and developer experience with external tooling. Commit reference: 094ded8009bb818e7fa5c311ff5cc83382ccf3ca.

March 2025

12 Commits • 5 Features

Mar 1, 2025

March 2025 Monthly Summary: Strengthened engine reliability and expanded gameplay pipelines across two repositories. Key features include a wave-based cellular automata water simulation with terrain-aware diffusion, health and perish mechanics, comprehensive restart workflows, a per-player scoreboard, and audio playback integration. Major bugs fixed include recovery mode lock file cleanup during import/export and robust Debug Adapter Protocol (DAP) breakpoint management with source checksum refresh, plus a player collision fix for movement reliability. These changes improved runtime stability, debugging resilience, and gameplay flow, enabling cleaner exports, smoother restarts, richer simulation, and better player feedback. Technologies demonstrated span DAP protocol handling, cellular automata modeling, plugin architecture, health/destruction lifecycles, restart orchestration, scoreboard data structures, and audio integration.

October 2024

1 Commits • 1 Features

Oct 1, 2024

In October 2024, delivered a targeted improvement to the DAP debugger in godotengine/godot to reduce friction in debugging sessions and improve developer productivity. Implemented a timeout extension for DAP requests from 1s to 5s, addressing intermittent timeouts during long-running breakpoints and heavy workloads, resulting in more stable and reliable debugging workflows for contributors and users.

September 2024

2 Commits • 1 Features

Sep 1, 2024

September 2024 focused on enhancing the Godot debugger with DAP-based capabilities to boost debugging efficiency for developers. Delivered object inspection and expression evaluation within the Debug Adapter Protocol, enabling inspection of complex objects and runtime evaluation of expressions in the current stack frame. These capabilities streamline issue isolation and reduce debugging time, aligning with our goals to improve developer tooling and workflow quality.

Activity

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Quality Metrics

Correctness85.6%
Maintainability84.4%
Architecture82.2%
Performance76.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

C++JSONQMLYAML

Technical Skills

Algorithm DesignAudio IntegrationC++C++ developmentCellular AutomataCollision DetectionEngine DevelopmentEntity Component System (ECS)Game DevelopmentInput HandlingPlugin DevelopmentQt FrameworkSimulationUI Developmentcommunity management

Repositories Contributed To

4 repos

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

GameDevTecnico/cubos-demo

Mar 2025 Mar 2025
1 Month active

Languages Used

C++JSON

Technical Skills

Algorithm DesignAudio IntegrationC++Cellular AutomataCollision DetectionEngine Development

godotengine/godot

Sep 2024 Apr 2025
4 Months active

Languages Used

C++

Technical Skills

C++ developmentdebuggingsoftware architecturesoftware performance optimizationgame engine developmentsoftware engineering

end-4/dots-hyprland

Oct 2025 Oct 2025
1 Month active

Languages Used

QML

Technical Skills

Qt FrameworkUI Development

godotengine/godot-website

Jun 2026 Jun 2026
1 Month active

Languages Used

YAML

Technical Skills

community managementdata management