How to draw perpendicular lines from a line along a point?
curve_perp_lines.gh (3.9 KB)
and if the points on the line are already fixed and through the “Perp Frames” node is not an option?
Like this? curve_perp_linesV2.gh (4.2 KB)
post the gh file with internalized curve to take a look.
(You are connecting the tangents to the parameter input of curve frame, this won’t work well)
V1_ME.gh (7.0 KB)
No need to use Derivatives. Just use the Tangent output from Divide Curve as A vector for the cross product.