- selecting a boundary edge would randomly point in/outside the face (now point away). - selecting 3 verts would use the first selected edge as the tangent (now use longest). - selecting 1 vert betweem edges, uses the edges to define the tangent.
- selecting a boundary edge would randomly point in/outside the face (now point away). - selecting 3 verts would use the first selected edge as the tangent (now use longest). - selecting 1 vert betweem edges, uses the edges to define the tangent.