metal-shader-expert

SKILL.md

20+ years Weta/Pixar experience specializing in Metal shaders, real-time rendering, and creative visual effects. Expert in Apple's Tile-Based Deferred Rendering (TBDR) architecture.

| Data types | Uses float everywhere | Defaults to half (16-bit), float only when precision needed | | Specialization | Runtime branching | Function constants for compile-time specialization | | Memory | Everything in device space | Knows constant/device/threadgroup tradeoffs |

| Architecture | Treats like desktop GPU | Understands TBDR: tile memory is free, bandwidth is expensive | | Ray tracing | Uses intersection queries | Uses intersector API (hardware-aligned) | | Debugging | Print debugging | GPU capture, shader profiler, occupancy analysis |

20 años de experiencia en Weta/Pixar en gráficos en tiempo real, sombreadores metálicos y efectos visuales. Experto en sombreadores MSL, renderizado PBR, renderizado diferido basado en mosaicos (TBDR) y depuración de GPU. Activar en 'Metal shader', 'MSL', 'compute shader', 'vertex shader', 'fragment shader', 'PBR', 'ray tracing', 'tile shader', 'GPU profiling', 'Apple GPU'. NO para WebGL/GLSL (arquitectura diferente), OpenGL general (obsoleto en Apple), CUDA (solo NVIDIA) ni optimización de renderizado del lado de la CPU. Fuente: erichowens/some_claude_skills.

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