
Worked on libretro/RetroArch, delivering a new grid4x video filter that enables 4x scaling with scanline overlays, supporting both XRGB8888 and RGB565 formats and integrating seamlessly into the build system via Makefile updates. Addressed graphics rendering issues by fixing Direct3D mipmap generation for D3D10/11/12, improving texture quality and performance on Windows platforms. Enhanced input handling stability by guarding menu_state_get_ptr behind HAVE_MENU, reducing type-safety risks and improving cross-platform build reliability. Demonstrated proficiency in C, graphics programming, and embedded systems, focusing on maintainable, targeted patches that resolve user-facing issues and strengthen the project’s build and rendering infrastructure.
July 2026 monthly work summary for libretro/RetroArch. Focused on delivering user-facing video processing enhancements with the grid4x filter and supporting build-system integration.
July 2026 monthly work summary for libretro/RetroArch. Focused on delivering user-facing video processing enhancements with the grid4x filter and supporting build-system integration.
December 2025 monthly summary for libretro/RetroArch. Focused on stabilizing Direct3D texture mipmapping to improve visual quality and rendering performance on Windows. Delivered a critical bug fix that ensures mipmaps are generated correctly for textures in Direct3D 10/11/12, addressing rendering artifacts and consistency across builds. Demonstrated end-to-end capability to identify, fix, and validate graphics rendering issues with direct impact on user-visible texture quality.
December 2025 monthly summary for libretro/RetroArch. Focused on stabilizing Direct3D texture mipmapping to improve visual quality and rendering performance on Windows. Delivered a critical bug fix that ensures mipmaps are generated correctly for textures in Direct3D 10/11/12, addressing rendering artifacts and consistency across builds. Demonstrated end-to-end capability to identify, fix, and validate graphics rendering issues with direct impact on user-visible texture quality.
November 2025 – libretro/RetroArch: Stabilized input handling and reduced type-safety risk by guarding menu_state_get_ptr behind HAVE_MENU. This targeted patch ensures correct typing and prevents pointer values from being misinterpreted as integers, enhancing cross-platform reliability and build safety.
November 2025 – libretro/RetroArch: Stabilized input handling and reduced type-safety risk by guarding menu_state_get_ptr behind HAVE_MENU. This targeted patch ensures correct typing and prevents pointer values from being misinterpreted as integers, enhancing cross-platform reliability and build safety.

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