cool! thanks! I actually posted in the autodesk forum too and I got an interesting snippet there too, so I thought I'd post that here https://forums.autodesk.com/t5/maya-programming/how-can-i-find-a-bone-from-a-vertex/m-p/7927115
thanks for the help! On Wednesday, 11 April 2018 14:58:40 UTC-7, Michael Boon wrote: > > PyMel is probably the most straightforward because you can use the API > command influenceObjects and then read the weightList from an attribute. > Using the API would be much faster if your rig is complex. > Using cmds...I'm sure someone else knows how to get the influence objects > from an attr. It's not something I've ever had to do. > > Here's a PyMel example. With a couple of verts on a cylinder selected: > import pymel.core as pm > vert = pm.selected() > mesh = vert.node() > sc = mesh.listHistory(type='skinCluster') # Note this is not a great > way to get skinClusters in general, but it works in simple situations. > infs = sc.influenceObjects() > print vert > print mesh > print sc > vId = vert.currentItemIndex() > print 'Vert:', vId > for jId in xrange(sc.numInfluenceObjects()): > print '\t', infs[jId], pm.getAttr(sc.weightList[vId].weights[jId]) > prints > pCylinderShape1.vtx[16:17] > pCylinderShape1 > skinCluster1 > [nt.Joint(u'joint1'), nt.Joint(u'joint2'), nt.Joint(u'joint3'), nt.Joint(u > 'joint4')] > [0, 1, 2, 3] > Vert: 16 > joint1 0.0163752022203 > joint2 0.933793770143 > joint3 0.0495594248894 > joint4 0.000271602747264 > > > > > On Thursday, 12 April 2018 05:23:52 UTC+10, Eugene Flormata wrote: >> >> does anyone know if it's possible to find a bone from a mesh vertex in >> python? >> >> I've found links to code for finding the polygons effected from a bone >> >> http://polycount.com/discussion/140109/melscript-python-selecting-influenced-polygons-from-a-joint >> >> but I'm having trouble finding the right command in reverse >> maybe getting a list of bones affecting one vertex, or the bone with the >> most weight >> >> >> any help would be great >> thanks! >> > -- You received this message because you are subscribed to the Google Groups "Python Programming for Autodesk Maya" group. To unsubscribe from this group and stop receiving emails from it, send an email to python_inside_maya+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/python_inside_maya/3472ce98-a51a-4663-85a0-8832d84463f3%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.