本文整理汇总了Python中BPyMesh.facesUvIslands方法的典型用法代码示例。如果您正苦于以下问题：Python BPyMesh.facesUvIslands方法的具体用法？Python BPyMesh.facesUvIslands怎么用？Python BPyMesh.facesUvIslands使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类BPyMesh的用法示例。
在下文中一共展示了BPyMesh.facesUvIslands方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: my_mesh_util
# 需要导入模块: import BPyMesh [as 别名]
# 或者: from BPyMesh import facesUvIslands [as 别名]
def my_mesh_util(me):
# Examples
S = Mesh.EdgeFlags.SEAM
edges_seam = set([ed.key for ed in me.edges if ed.flag & S])
# make an edges_seam
ed_face_count = {}
for f in me.faces:
if not f.hide: # ignore seams next to hidden faces
for edkey in f.edge_keys:
try:
ed_face_count[edkey] += 1
except:
ed_face_count[edkey] = 1
# remove all single edge faces (or on the bounds of a hidden face) from edges_seam to make edges_seam_island - this means
edges_seam = edges_seam.difference(set([edkey for edkey, eduser in ed_face_count.iteritems() if eduser == 1]))
uv_key_vec_dict = {}
uv_connect_dict = {}
uv_seamconnect_dict = {}
face_uv_islands = BPyMesh.facesUvIslands(me)
print len(face_uv_islands), "islands"
for face_uv_island in face_uv_islands:
face_uv_island[:] = [f for f in face_uv_island if f.sel]
face_uv_islands = [face_uv_island for face_uv_island in face_uv_islands if face_uv_island]
print "totislands =-= ", len(face_uv_islands)
for face_uv_island in face_uv_islands:
# For every island!
for f in face_uv_island:
vs = f.v
uv = f.uv
uv_keys = [tuple(v) for v in uv]
fkeys = f.edge_keys
if len(vs) == 3:
f.uvSel = (0, 0, 0)
pairs = (0, 1), (1, 2), (2, 0)
else:
f.uvSel = (0, 0, 0, 0)
pairs = (0, 1), (1, 2), (2, 3), (3, 0)
for i, i_other in pairs:
# first add to global uvconnect dict.
# Add all other UVs - for connectivity
uvk1 = uv_keys[i]
st = uv_connect_dict.setdefault(uvk1, set())
st.update([uv_keys[j] for j in xrange(len(f)) if j != i])
# This dict maps uv keys to a list of face uvs
ls = uv_key_vec_dict.setdefault(uvk1, [])
ls.append(uv[i])
if fkeys[i] in edges_seam: # This is a seam
uvk2 = uv_keys[i_other]
ls = uv_seamconnect_dict.setdefault(uvk1, [])
if uvk2 not in ls:
ls.append(uvk2)
ls = uv_seamconnect_dict.setdefault(uvk2, [])
if uvk1 not in ls:
ls.append(uvk1)
# Find UV strips!!!
def next_uv(uv_ls, uv_prev):
if len(uv_ls) == 2:
if uv_ls[0] == uv_prev:
return uv_ls[1]
elif uv_ls[1] == uv_prev:
return uv_ls[0]
uv_strips = []
for uv_key, uv_brothers in uv_seamconnect_dict.iteritems():
# print len(uv_brothers), uv_brothers
if len(uv_brothers) == 1:
# print "ONE BRO"
uvlist = [uv_key, uv_brothers[0]]
uv_brothers[:] = [] # INVALIDATE
uv_strips.append(uvlist)
while True:
uv_next_bro = uv_seamconnect_dict[uvlist[-1]]
if len(uv_next_bro) != 2:
uv_next_bro[:] = [] # INVALIDATE
break
uv_key = next_uv(uv_next_bro, uvlist[-2])
# if uv_key==None:
# return
#.........这里部分代码省略.........