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# SPDX-License-Identifier: GPL-2.0-or-later
import bpy
import bmesh
from mathutils import geometry
def add_vertex_to_intersection():
obj = bpy.context.object
me = obj.data
bm = bmesh.from_edit_mesh(me)
edges = [e for e in bm.edges if e.select]
if len(edges) == 2:
[[v1, v2], [v3, v4]] = [[v.co for v in e.verts] for e in edges]
iv = geometry.intersect_line_line(v1, v2, v3, v4)
if iv:
iv = (iv[0] + iv[1]) / 2
bm.verts.new(iv)
bm.verts.ensure_lookup_table()
bm.verts[-1].select = True
bmesh.update_edit_mesh(me)
class TCVert2Intersection(bpy.types.Operator):
'''Add a vertex at the intersection (projected or real) of two selected edges'''
bl_idname = 'tinycad.vertintersect'
bl_label = 'V2X vertex to intersection'
bl_options = {'REGISTER', 'UNDO'}
@classmethod
def poll(cls, context):
obj = context.active_object
return obj is not None and obj.type == 'MESH' and obj.mode == 'EDIT'
def execute(self, context):
add_vertex_to_intersection()
return {'FINISHED'}
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