def getJointBounds(joints, threshold=0.65, space=SPACE_OBJECT):
'''
if the joints are skinned, then the influenced verts that have weights greater than the given
influenced are transformed into the space specified (if SPACE_OBJECT is used, the space of the
first joint is used), and the bounds of the verts in this space are returned as a 2-tuple of
bbMin, bbMax
'''
global MVector, MTransformationMatrix, Vector
if not isinstance(joints, (list, tuple)):
joints = [joints]
theJoint = joints[0]
verts = []
for j in joints:
verts += meshUtils.jointVertsForMaya(j, threshold)
jointDag = api.getMDagPath(theJoint)
if space == SPACE_OBJECT:
jointMatrix = jointDag.inclusiveMatrix()
elif space == SPACE_LOCAL:
jointMatrix = jointDag.exclusiveMatrix()
elif space == SPACE_WORLD:
jointMatrix = OpenMaya.MMatrix()
else:
raise TypeError("Invalid space specified")
vJointPos = MTransformationMatrix(jointMatrix).rotatePivot(
kWorld) + MTransformationMatrix(jointMatrix).getTranslation(kWorld)
vJointPos = Vector([vJointPos.x, vJointPos.y, vJointPos.z])
vJointBasisX = MVector(-1, 0, 0) * jointMatrix
vJointBasisY = MVector(0, -1, 0) * jointMatrix
vJointBasisZ = MVector(0, 0, -1) * jointMatrix
bbox = MBoundingBox()
for vert in verts:
#get the position relative to the joint in question
vPos = Vector(xform(vert, query=True, ws=True, t=True))
vPos = vJointPos - vPos
#now transform the joint relative position into the coordinate space of that joint
#we do this so we can get the width, height and depth of the bounds of the verts
#in the space oriented along the joint
vPosInJointSpace = Vector(vPos)
vPosInJointSpace = vPosInJointSpace.change_space(
vJointBasisX, vJointBasisY, vJointBasisZ)
bbox.expand(MPoint(*vPosInJointSpace))
bbMin, bbMax = bbox.min(), bbox.max()
bbMin = Vector([bbMin.x, bbMin.y, bbMin.z])
bbMax = Vector([bbMax.x, bbMax.y, bbMax.z])
return bbMin, bbMax
def getJointBounds( joints, threshold=0.65, space=SPACE_OBJECT ): ''' if the joints are skinned, then the influenced verts that have weights greater than the given influenced are transformed into the space specified (if SPACE_OBJECT is used, the space of the first joint is used), and the bounds of the verts in this space are returned as a 2-tuple of bbMin, bbMax ''' global MVector, MTransformationMatrix, Vector if not isinstance( joints, (list, tuple) ): joints = [ joints ] theJoint = joints[ 0 ] verts = [] for j in joints: verts += meshUtils.jointVertsForMaya( j, threshold ) jointDag = api.getMDagPath( theJoint ) if space == SPACE_OBJECT: jointMatrix = jointDag.inclusiveMatrix() elif space == SPACE_LOCAL: jointMatrix = jointDag.exclusiveMatrix() elif space == SPACE_WORLD: jointMatrix = OpenMaya.MMatrix() else: raise TypeError( "Invalid space specified" ) vJointPos = MTransformationMatrix( jointMatrix ).rotatePivot( kWorld ) + MTransformationMatrix( jointMatrix ).getTranslation( kWorld ) vJointPos = Vector( [vJointPos.x, vJointPos.y, vJointPos.z] ) vJointBasisX = MVector(-1,0,0) * jointMatrix vJointBasisY = MVector(0,-1,0) * jointMatrix vJointBasisZ = MVector(0,0,-1) * jointMatrix bbox = MBoundingBox() for vert in verts: #get the position relative to the joint in question vPos = Vector( xform( vert, query=True, ws=True, t=True ) ) vPos = vJointPos - vPos #now transform the joint relative position into the coordinate space of that joint #we do this so we can get the width, height and depth of the bounds of the verts #in the space oriented along the joint vPosInJointSpace = Vector( vPos ) vPosInJointSpace = vPosInJointSpace.change_space( vJointBasisX, vJointBasisY, vJointBasisZ ) bbox.expand( MPoint( *vPosInJointSpace ) ) bbMin, bbMax = bbox.min(), bbox.max() bbMin = Vector( [bbMin.x, bbMin.y, bbMin.z] ) bbMax = Vector( [bbMax.x, bbMax.y, bbMax.z] ) return bbMin, bbMax
def on_selectVerts(self, *a):
selJoints = self.UI_tsl.getSelectedItems()
if not selJoints:
return
verts = []
for j in selJoints:
verts += meshUtils.jointVertsForMaya(j)
if verts:
cmd.hilite([self._mesh])
cmd.select(verts)
mel.artAttrSkinToolScript(4)
def on_selectVerts( self, *a ): selJoints = self.UI_tsl.getSelectedItems() if not selJoints: return verts = [] for j in selJoints: verts += meshUtils.jointVertsForMaya( j ) if verts: cmd.hilite( [ self._mesh ] ) cmd.select( verts ) mel.artAttrSkinToolScript( 4 )
def on_selectIntersectingVerts(self, *a):
selJoints = self.UI_tsl.getSelectedItems()
if not selJoints:
return
allVerts = []
jointVerts = {}
for j in selJoints:
jointVerts[j] = verts = meshUtils.jointVertsForMaya(j)
allVerts += verts
allVerts = set(allVerts)
commonVerts = []
for j, jVerts in jointVerts.iteritems():
commonVerts += allVerts.intersection(set(jVerts))
if commonVerts:
cmd.hilite([self._mesh])
cmd.select(commonVerts)
mel.artAttrSkinToolScript(4)
def on_selectIntersectingVerts( self, *a ):
selJoints = self.UI_tsl.getSelectedItems()
if not selJoints:
return
allVerts = []
jointVerts = {}
for j in selJoints:
jointVerts[ j ] = verts = meshUtils.jointVertsForMaya( j )
allVerts += verts
allVerts = set( allVerts )
commonVerts = []
for j, jVerts in jointVerts.iteritems():
commonVerts += allVerts.intersection( set( jVerts ) )
if commonVerts:
cmd.hilite( [ self._mesh ] )
cmd.select( commonVerts )
mel.artAttrSkinToolScript( 4 )