brandon barker
tinkerer, inventor, nerd, staff software engineer. building tools that map the world, from prosthetic arms and educational learning platforms, to eye exams and self-driving hd maps.
headroom cut 39% of my tokens and raised my claude billheadroom cut 39% of input tokens off an agentic coding benchmark and the bill, if anything, went up. prompt caching is why, and most savings meters cannot see it.
wcu junior produces 3d protective gear for frontline workers3d printers in brandon's basement print covid-19 face shields, 20+ hrs/day, 7 days/week.
share massive drone captures directly from webodm with cesium ionintegration: webodm-generated point clouds, 3d models, terrain → cesium ion in global geospatial context.
massive models from blender with cesium ionblender → gltf → ion add-on, using the official khronos exporter for streaming on the web.
hd maps for the massesopen-source comma maps + entium, visualizing recorded paths and lane markings beyond paywalls.
quad trees vs spatial hashescollision-detection algorithm comparison: bucket-based vs recursive subdivision. (pdf)