function faceToDirection
universe/src/terrain.ts:100
Face-local (u, v) in [-1, 1] to a direction on the unit sphere.
- facenumber
- Undocumented
- unumber
- Undocumented
- vnumber
- Undocumented
ReturnsBodyFixedDirection
Face-local (u, v) in [-1, 1] to a direction on the unit sphere.