# Distributed under the 2-Clause BSD License. vec2 pq0 = v0 - e0*clamp( dot(v0,e0)/dot(e0,e0), 0.0, 1.0 ); vec2 pq1 = v1 - e1*clamp( dot(v1,e1)/dot(e1,e1), 0.0, 1.0 ...