def inset_faces_individual_multiple_values(verts, faces, thicknesses, depths, edges=None, face_mask=None, props=None):
# It generate Bmesh per one face, inset face into it and merge the Bmesh to output Bmesh
if props is None:
props = set('use_even_offset')
if not face_mask:
iter_face_mask = cycle([True])
else:
iter_face_mask = chain(face_mask, cycle([face_mask[-1]]))
verts_number = 0
iter_thick = chain(thicknesses, cycle([thicknesses[-1]]))
iter_depth = chain(depths, cycle([depths[-1]]))
bm_out = bmesh.new()
sv = bm_out.faces.layers.int.new('sv')
mask = bm_out.faces.layers.int.new('mask')
for i, (f, m, t, d) in enumerate(zip(faces, iter_face_mask, iter_thick, iter_depth)):
# each instance of bmesh get a lot of operative memory, they should be illuminated as fast as possible
bm = bmesh_from_sv([verts[i] for i in f], [list(range(len(f)))],
face_int_layers={'sv': [i], 'mask': None})
mask = bm.faces.layers.int.get('mask')
if m and (t or d):
res = inset_individual(bm, faces=list(bm.faces), thickness=t, depth=d,
use_even_offset='use_even_offset' in props, use_interpolate=True,
use_relative_offset='use_relative_offset' in props)
for rf in res['faces']:
rf[mask] = 1
else:
for face in bm.faces:
face[mask] = 2
verts_number += merge_bmeshes(bm_out, verts_number, bm)
bm.free()
remove_doubles(bm_out, verts=bm_out.verts, dist=1e-6)
return bm_out
def inset_faces_individual_one_value(verts, faces, thickness, depth, edges=None, face_mask=None, props=None):
# It calling Bmesh function with one value of thickness and depth for all faces
if props is None:
props = set('use_even_offset')
if not face_mask:
face_mask = cycle([True])
else:
face_mask = [m for m, _ in zip(chain(face_mask, cycle([face_mask[-1]])), range(len(faces)))]
bm = bmesh_from_sv(verts, faces, edges, face_int_layers={'sv': list(range(len(faces))), 'mask': None})
mask = bm.faces.layers.int.get('mask')
for face, m in zip(list(bm.faces), face_mask):
if not m:
face[mask] = 2
if thickness or depth:
# it is creates new faces anyway even if all values are zero
# returns faces without inner one
# use_interpolate: Interpolate mesh data: e.g. UV’s, vertex colors, weights, etc.
res = inset_individual(bm, faces=[f for f, m in zip(list(bm.faces), face_mask) if m], thickness=thickness,
depth=depth, use_even_offset='use_even_offset' in props, use_interpolate=True,
use_relative_offset='use_relative_offset' in props)
for rf in res['faces']:
rf[mask] = 1
return bm
