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