New feature. Extend Edge to Selected Face
zeffii opened this issue · comments
Dealga McArdle commented
Dealga McArdle commented
the error checking should include hidden geometry.
Dealga McArdle commented
import bpy
import bmesh
import mathutils
from mathutils.geometry import intersect_line_plane
def extend_vertex(system='local'):
obj = bpy.context.edit_object
me = obj.data
bm = bmesh.from_edit_mesh(me)
verts = bm.verts
faces = bm.faces
plane = [f for f in faces if f.select][0]
plane_vert_indices = [v for v in plane.verts[:]]
all_selected_vert_indices = [v for v in verts if v.select]
M = set(plane_vert_indices)
N = set(all_selected_vert_indices)
O = N.difference(M)
O = list(O)
(v1_ref, v1_idx, v1), (v2_ref, v2_idx, v2) = [(i, i.index, i.co) for i in O]
plane_co = plane.calc_center_median()
plane_no = plane.normal
new_co = intersect_line_plane(v1, v2, plane_co, plane_no, False)
new_vertex = verts.new(new_co)
A_len = (v1-new_co).length
B_len = (v2-new_co).length
vertex_reference = v1_ref if (A_len < B_len) else v2_ref
bm.edges.new([vertex_reference, new_vertex])
bmesh.update_edit_mesh(me, True)
extend_vertex()
Dealga McArdle commented
Dealga McArdle commented
done