def fix_normals(cls):
selection = pm.ls(sl=1)
pm.polySetToFaceNormal()
for item in selection:
pm.polyNormal(item, normalMode=2, userNormalMode=0, ch=1)
pm.polySoftEdge(item, a=30, ch=1)
pm.delete(ch=1)
pm.select(selection)
def fixNormals(target=None):
if not target:
target = s()
for i in range(0, len(target)):
s(target[i])
py.polySetToFaceNormal()
py.polySoftEdge()
def fixNormals(target=None):
if not target:
target = s()
for i in range(0,len(target)):
s(target[i])
py.polySetToFaceNormal()
py.polySoftEdge()
def fixNormal(self):
# NOTE 获取当前选择的顶点
vtx_list = [
sel for sel in pm.ls(sl=1, fl=1)
if type(sel) is pm.general.MeshVertex
]
mesh = sel.node()
vtx_data = []
for vtx in vtx_list:
# NOTE 获取朝向摄像机的向量
vtx_pos = vtx.getPosition(space="world")
toCam = self.getCamPos() - dt.Vector(vtx_pos)
toCam.normalize()
# NOTE 生成 BoudingBox 来获取相邻的顶点
vec = dt.Vector(0.1)
min_pt = dt.Point.apicls(vtx_pos - vec)
max_pt = dt.Point.apicls(vtx_pos + vec)
bbox = dt.BoundingBox.apicls(min_pt, max_pt)
vtx_data.append({
'toCam': toCam,
'bbox': bbox,
'vtx_list': {vtx.index()}
})
# NOTE 遍历所有的 bbox 获取相邻顶点
itr = OpenMaya.MItMeshVertex(mesh.__apimdagpath__())
idx_list = set()
while not itr.isDone():
idx = itr.index()
if idx in vtx_data:
itr.next()
continue
pt = itr.position(OpenMaya.MSpace.kWorld)
for data in vtx_data:
vtx_list = data['vtx_list']
if idx in vtx_list:
continue
bbox = data['bbox']
if bbox.contains(pt):
vtx_list.add(idx)
break
itr.next()
ratio = 0.5
for data in vtx_data:
face_vtx_data = {}
toCam = data['toCam']
# NOTE 单个顶点平均化
avg_set_list = set()
for idx in data['vtx_list']:
vtx = pm.PyNode("%s.vtx[%s]" % (mesh, idx))
# NOTE 法线 ToFace
pm.polySetToFaceNormal(vtx, su=True)
N_data = {}
for face in vtx.connectedFaces():
N = face.getNormal()
N.normalize()
N_data[face.index()] = N
avg_set_1 = set()
avg_set_2 = set()
for face_idx, normal in N_data.items():
if abs(normal.dot(N)) > ratio or abs(
normal.dot(toCam)) < ratio:
avg_set_1.add("%s.vtxFace[%s][%s]" %
(mesh, idx, face_idx))
else:
avg_set_2.add("%s.vtxFace[%s][%s]" %
(mesh, idx, face_idx))
if avg_set_1:
pm.polyAverageNormal(avg_set_1)
if avg_set_2:
pm.polyAverageNormal(avg_set_2)
avg_set_list.update(avg_set_2)
pm.polyAverageNormal(avg_set_list)
vtx_list.add(idx)
break
itr.next()
ratio = 0.5
for data in vtx_data:
face_vtx_data = {}
toCam = data['toCam']
# NOTE 单个顶点平均化
avg_set_list = set()
for idx in data['vtx_list']:
vtx = pm.PyNode("%s.vtx[%s]" % (mesh, idx))
# NOTE 法线 ToFace
pm.polySetToFaceNormal(vtx, su=True)
N_data = {}
for face in vtx.connectedFaces():
N = face.getNormal()
N.normalize()
N_data[face.index()] = N
avg_set_1 = set()
avg_set_2 = set()
for face_idx, normal in N_data.items():
if abs(normal.dot(N)) > ratio or abs(normal.dot(toCam)) < ratio:
avg_set_1.add("%s.vtxFace[%s][%s]" % (mesh, idx, face_idx))
else:
avg_set_2.add("%s.vtxFace[%s][%s]" % (mesh, idx, face_idx))
if avg_set_1: