Imports github.com/adamcolton/geom/d3/shape/triangle github.com/adamcolton/geom/d3 github.com/adamcolton/geom/d3/render/scene github.com/adamcolton/geom/angle github.com/adamcolton/geom/d3/solid/mesh github.com/adamcolton/geom/d3/curve/line Standard library imports image image/color math math/rand runtime sync sync/atomic