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Technical art notes from production reality.

Practical writing on Unreal Engine performance, UI technical art, VFX, tooling, pipeline decisions, and the small implementation details that make production work hold together.

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Field notes

Jin&Jaw Technical Art 14 Apr 2026 7 min read Cache lines, hot data, and frame-time spikes. A practical note on why data layout can matter as much as shader cost when a game starts dropping frames in places that look harmless. Performance Unreal Engine Profiling Read the note

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Performance

Profiling notes, frame-time diagnosis, GPU and CPU cost, and practical production tradeoffs.

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Implementation

UI technical art, runtime behavior, tools, validators, and systems that survive handover.

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Pipeline

Houdini, Unreal PCG, DCC handoffs, content checks, and the friction points between teams.

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