`fletcher.paths.point-on-path-by-length()`

Return the position, velocity and acceleration vectors of a point a specified length from the start or end of a path.

fletcher.paths.point-on-path-by-length(
  ctx,
  path,
  length,
  rev,
)

Dictionary containing a length key, used only to convert physical units to dimensionless CeTZ units.

A number, length, or ratio of the path’s total length.

default false

Measure from the end of the path instead of the start.