import maya.OpenMaya as oldOpenMaya
import time
# メッシュのシェル毎に頂点グループを作成
def getVertexGroups(mesh, vtxSelectionSet):
selList = oldOpenMaya.MSelectionList()
selList.add(mesh)
mObject = oldOpenMaya.MObject()
selList.getDependNode(0, mObject)
iterVertLoop = oldOpenMaya.MItMeshVertex(mObject)
talkedToNeighbours = set()
districtList = []
for currentIndex in vtxSelectionSet:
districtHouses = set()
if not currentIndex in talkedToNeighbours:
districtHouses.add(currentIndex)
currentNeighbours = getNeighbours(iterVertLoop, currentIndex)
while currentNeighbours:
newNeighbours = set()
for neighbour in currentNeighbours:
if neighbour in vtxSelectionSet and not neighbour in talkedToNeighbours:
talkedToNeighbours.add(neighbour)
districtHouses.add(neighbour)
newNeighbours = newNeighbours.union(getNeighbours(iterVertLoop, neighbour))
currentNeighbours = newNeighbours
districtList.append(districtHouses)
return sorted(districtList, key=lambda x:min(x))
def getNeighbours(mVtxItter, index):
mVtxItter.setIndex(index, oldOpenMaya.MScriptUtil().asIntPtr())
intArray = oldOpenMaya.MIntArray()
mVtxItter.getConnectedVertices(intArray)
return set(int(x) for x in intArray)
selected = set(cmds.ls(sl=True, o=False, fl=True)) - set(cmds.ls(sl=True, o=True))
vtxSelectionSet = set([int(x.split(".vtx[")[-1][:-1]) for x in selected])
meshName = "pSphere1"
start = time.time()
vertexGroups = getVertexGroups(meshName, vtxSelectionSet)
print "Duration: %s seconds" %str(time.time()- start)
for groep, entries in enumerate(vertexGroups):
print "Groep : " ,groep
print "\tMin : " ,min(entries)
print "\tMax : " ,max(entries)
