def get_shells(components=None):
"""
Collect selected uv shells.
"""
s = components or mampy.selected()
if not s:
h = mampy.ls(hl=True)
if not h:
return logger.warn('Nothing selected.')
s.extend(h)
shells = SelectionList()
for c in s.itercomps():
if not c:
c = MeshMap(c.dagpath).get_complete()
else:
c = c.to_map()
count, array = c.mesh.getUvShellsIds()
if c.is_complete():
wanted = set(xrange(count))
else:
wanted = set([array[idx] for idx in c.indices])
for each in wanted:
shell = MeshMap.create(c.dagpath)
shell.add([idx for idx, num in enumerate(array) if num == each])
shells.append(shell)
return list(shells.itercomps())
def __init__(self, mode, context=False, add=False):
super(coplanar, self).__init__(self.CONTEXT_NAME)
self.add = add
self.mode = mode
self.default = self.threshold
self.value = self.threshold
# properties
self._slist = None
self._normal = None
self._label = None
self._mesh_vectors = None
self._comp_indices = None
if add:
self.old_selection = mampy.selected()
if mode == self.HILITED:
self._setup_hilited()
elif mode == self.OBJECT or mode == self.CONTIGUOUS:
self._setup_contiguous_object()
if context:
self.run()
else:
self.tear_down()
def slist(self):
if self._slist is None:
if self.add:
self._slist = mampy.ordered_selection(-1)
else:
self._slist = mampy.selected()
if not self._slist:
raise TypeError('Invalid selection, select mesh face.')
return self._slist
def tear_off():
"""
Creates a new uv shell from selected faces.
"""
s = mampy.selected()
for comp in s.itercomps():
if not comp.is_face():
continue
edges = comp.to_edge(border=True)
cmds.polyMapCut(list(edges))
cmds.select(list(s))
def scale_mirror():
piv = ScaleManip()
sel = mampy.selected()[0]
if isinstance(sel, Component):
scalar = [1, 1, 1]
else:
scalar = cmds.xform(str(sel), q=True, r=True, scale=True)
try:
value = scalar[piv.active_axis]
scalar[piv.active_axis] = value * -1
except IndexError:
return
cmds.scale(*scalar, pivot=piv.position)
def set_density(shell=True, target_density=0, texture_size=1024):
if shell:
areas = [UV3DArea(c) for c in get_shells()]
else:
selected = mampy.selected()
components = SelectionList()
components.extend([c.get_complete() for c in selected.itercomps()])
areas = [UV3DArea(c) for c in get_shells(components)]
if target_density == 0:
target_density = get_average_density(areas, texture_size)
print areas
for area in areas:
scale_value = (area.ratio * texture_size) / target_density
print scale_value
uvs = area.comp.to_map()
print uvs
point = uvs.bounding_box.center
uvs.translate(su=scale_value, sv=scale_value, pu=point.u, pv=point.v)
def get_object_vector():
selected = mampy.selected().iterdags().next()
transform = selected.get_transform()
rotation = transform._mfntrans.rotation()
return rotation.asMatrix()
def get_areas():
s = mampy.selected()
if not s:
logger.warn('Nothing selected.')
return [UV3DArea(c) for c in s.itercomps()]
