def attachSecondaryControlsToMainCurve(self):
secControlsMerged = []
tempMainCtlCurves = self.mainCtlCurves
tempMainUpvCurves = self.mainCtlUpvs
secControlsMerged.append(self.secondaryControls)
for secCtl in self.secondaryControls:
constraints.matrixConstraint(self.root, secCtl.getParent(2), 'rs',
True)
# controls tags
# node.add_controller_tag(secCtl, tagParent=parent_tag_L)
# create hooks on the main ctl curve
for j, crv in enumerate(self.secondaryCurves):
lvlType = 'transform'
cvs = crv.getCVs(space="object")
for i, cv in enumerate(cvs):
oTransUpV = pm.PyNode(
pm.createNode(lvlType,
n=self.getName("secNpoUpv",
str(i).zfill(3)),
p=self.browsHooks_root,
ss=True))
oTrans = pm.PyNode(
pm.createNode(lvlType,
n=self.getName("secNpo",
str(i).zfill(3)),
p=self.browsHooks_root,
ss=True))
oParam, oLength = curve.getCurveParamAtPosition(crv, cv)
uLength = curve.findLenghtFromParam(crv, oParam)
u = uLength / oLength
# create motion paths transforms on main ctl curves
cns = applyPathCnsLocal(oTransUpV, tempMainUpvCurves[j], u)
cns = applyPathCnsLocal(oTrans, tempMainCtlCurves[j], u)
pm.connectAttr(oTransUpV.attr("worldMatrix[0]"),
cns.attr("worldUpMatrix"))
# connect secondary control to oTrans hook.
constraints.matrixConstraint(
oTrans, secControlsMerged[j][i].getParent(2), 't', True)
def rig(edge_loop="",
up_vertex="",
low_vertex="",
name_prefix="",
thickness=0.3,
do_skin=True,
rigid_loops=5,
falloff_loops=8,
head_joint=None,
jaw_joint=None,
parent_node=None,
control_name="ctl",
upper_lip_ctl=None,
lower_lip_ctl=None):
######
# Var
######
FRONT_OFFSET = .02
NB_ROPE = 15
##################
# Helper functions
##################
def setName(name, side="C", idx=None):
namesList = [name_prefix, side, name]
if idx is not None:
namesList[1] = side + str(idx)
name = "_".join(namesList)
return name
###############
# Checkers
##############
# Loop
if edge_loop:
try:
edge_loop = [pm.PyNode(e) for e in edge_loop.split(",")]
except pm.MayaNodeError:
pm.displayWarning(
"Some of the edges listed in edge loop can not be found")
return
else:
pm.displayWarning("Please set the edge loop first")
return
# Vertex
if up_vertex:
try:
up_vertex = pm.PyNode(up_vertex)
except pm.MayaNodeError:
pm.displayWarning("%s can not be found" % up_vertex)
return
else:
pm.displayWarning("Please set the upper lip central vertex")
return
if low_vertex:
try:
low_vertex = pm.PyNode(low_vertex)
except pm.MayaNodeError:
pm.displayWarning("%s can not be found" % low_vertex)
return
else:
pm.displayWarning("Please set the lower lip central vertex")
return
# skinnign data
if do_skin:
if not head_joint:
pm.displayWarning("Please set the Head Jnt or unCheck Compute "
"Topological Autoskin")
return
else:
try:
head_joint = pm.PyNode(head_joint)
except pm.MayaNodeError:
pm.displayWarning(
"Head Joint: %s can not be found" % head_joint
)
return
if not jaw_joint:
pm.displayWarning("Please set the Jaw Jnt or unCheck Compute "
"Topological Autoskin")
return
else:
try:
jaw_joint = pm.PyNode(jaw_joint)
except pm.MayaNodeError:
pm.displayWarning("Jaw Joint: %s can not be found" % jaw_joint)
return
# check if the rig already exist in the current scene
if pm.ls(setName("root")):
pm.displayWarning("The object %s already exist in the scene. Please "
"choose another name prefix" % setName("root"))
return
#####################
# Root creation
#####################
lips_root = primitive.addTransform(None, setName("root"))
lipsCrv_root = primitive.addTransform(lips_root, setName("crvs"))
lipsRope_root = primitive.addTransform(lips_root, setName("rope"))
#####################
# Geometry
#####################
geo = pm.listRelatives(edge_loop[0], parent=True)[0]
#####################
# Groups
#####################
try:
ctlSet = pm.PyNode("rig_controllers_grp")
except pm.MayaNodeError:
pm.sets(n="rig_controllers_grp", em=True)
ctlSet = pm.PyNode("rig_controllers_grp")
try:
defset = pm.PyNode("rig_deformers_grp")
except pm.MayaNodeError:
pm.sets(n="rig_deformers_grp", em=True)
defset = pm.PyNode("rig_deformers_grp")
#####################
# Curves creation
#####################
# get extreme position using the outer loop
extr_v = meshNavigation.getExtremeVertexFromLoop(edge_loop)
upPos = extr_v[0]
lowPos = extr_v[1]
inPos = extr_v[2]
outPos = extr_v[3]
edgeList = extr_v[4]
vertexList = extr_v[5]
upPos = up_vertex
lowPos = low_vertex
# upper crv
upLip_edgeRange = meshNavigation.edgeRangeInLoopFromMid(edgeList,
upPos,
inPos,
outPos)
upCrv = curve.createCuveFromEdges(upLip_edgeRange,
setName("upperLip"),
parent=lipsCrv_root)
# store the closest vertex by curv cv index. To be use fo the auto skining
upLip_closestVtxList = []
# offset upper lip Curve
cvs = upCrv.getCVs(space="world")
for i, cv in enumerate(cvs):
closestVtx = meshNavigation.getClosestVertexFromTransform(geo, cv)
upLip_closestVtxList.append(closestVtx)
if i == 0:
# we know the curv starts from right to left
offset = [cv[0] - thickness, cv[1], cv[2] - thickness]
elif i == len(cvs) - 1:
offset = [cv[0] + thickness, cv[1], cv[2] - thickness]
else:
offset = [cv[0], cv[1] + thickness, cv[2]]
upCrv.setCV(i, offset, space='world')
# lower crv
lowLip_edgeRange = meshNavigation.edgeRangeInLoopFromMid(edgeList,
lowPos,
inPos,
outPos)
lowCrv = curve.createCuveFromEdges(lowLip_edgeRange,
setName("lowerLip"),
parent=lipsCrv_root)
lowLip_closestVtxList = []
# offset lower lip Curve
cvs = lowCrv.getCVs(space="world")
for i, cv in enumerate(cvs):
closestVtx = meshNavigation.getClosestVertexFromTransform(geo, cv)
lowLip_closestVtxList.append(closestVtx)
if i == 0:
# we know the curv starts from right to left
offset = [cv[0] - thickness, cv[1], cv[2] - thickness]
elif i == len(cvs) - 1:
offset = [cv[0] + thickness, cv[1], cv[2] - thickness]
else:
# we populate the closest vertext list here to skipt the first
# and latest point
offset = [cv[0], cv[1] - thickness, cv[2]]
lowCrv.setCV(i, offset, space='world')
upCrv_ctl = curve.createCurveFromCurve(upCrv,
setName("upCtl_crv"),
nbPoints=7,
parent=lipsCrv_root)
lowCrv_ctl = curve.createCurveFromCurve(lowCrv,
setName("lowCtl_crv"),
nbPoints=7,
parent=lipsCrv_root)
upRope = curve.createCurveFromCurve(upCrv,
setName("upRope_crv"),
nbPoints=NB_ROPE,
parent=lipsCrv_root)
lowRope = curve.createCurveFromCurve(lowCrv,
setName("lowRope_crv"),
nbPoints=NB_ROPE,
parent=lipsCrv_root)
upCrv_upv = curve.createCurveFromCurve(upCrv,
setName("upCrv_upv"),
nbPoints=7,
parent=lipsCrv_root)
lowCrv_upv = curve.createCurveFromCurve(lowCrv,
setName("lowCrv_upv"),
nbPoints=7,
parent=lipsCrv_root)
upRope_upv = curve.createCurveFromCurve(upCrv,
setName("upRope_upv"),
nbPoints=NB_ROPE,
parent=lipsCrv_root)
lowRope_upv = curve.createCurveFromCurve(lowCrv,
setName("lowRope_upv"),
nbPoints=NB_ROPE,
parent=lipsCrv_root)
# offset upv curves
for crv in [upCrv_upv, lowCrv_upv, upRope_upv, lowRope_upv]:
cvs = crv.getCVs(space="world")
for i, cv in enumerate(cvs):
# we populate the closest vertext list here to skipt the first
# and latest point
offset = [cv[0], cv[1], cv[2] + FRONT_OFFSET]
crv.setCV(i, offset, space='world')
rigCrvs = [upCrv,
lowCrv,
upCrv_ctl,
lowCrv_ctl,
upRope,
lowRope,
upCrv_upv,
lowCrv_upv,
upRope_upv,
lowRope_upv]
for crv in rigCrvs:
crv.attr("visibility").set(False)
##################
# Joints
##################
lvlType = "transform"
# upper joints
upperJoints = []
cvs = upCrv.getCVs(space="world")
pm.progressWindow(title='Creating Upper Joints', progress=0, max=len(cvs))
for i, cv in enumerate(cvs):
pm.progressWindow(e=True,
step=1,
status='\nCreating Joint for %s' % cv)
oTransUpV = pm.PyNode(pm.createNode(
lvlType,
n=setName("upLipRopeUpv", idx=str(i).zfill(3)),
p=lipsRope_root,
ss=True))
oTrans = pm.PyNode(
pm.createNode(lvlType,
n=setName("upLipRope", idx=str(i).zfill(3)),
p=lipsRope_root, ss=True))
oParam, oLength = curve.getCurveParamAtPosition(upRope, cv)
uLength = curve.findLenghtFromParam(upRope, oParam)
u = uLength / oLength
applyop.pathCns(
oTransUpV, upRope_upv, cnsType=False, u=u, tangent=False)
cns = applyop.pathCns(
oTrans, upRope, cnsType=False, u=u, tangent=False)
cns.setAttr("worldUpType", 1)
cns.setAttr("frontAxis", 0)
cns.setAttr("upAxis", 1)
pm.connectAttr(oTransUpV.attr("worldMatrix[0]"),
cns.attr("worldUpMatrix"))
# getting joint parent
if head_joint and isinstance(head_joint, (str, string_types)):
try:
j_parent = pm.PyNode(head_joint)
except pm.MayaNodeError:
j_parent = False
elif head_joint and isinstance(head_joint, pm.PyNode):
j_parent = head_joint
else:
j_parent = False
jnt = rigbits.addJnt(oTrans, noReplace=True, parent=j_parent)
upperJoints.append(jnt)
pm.sets(defset, add=jnt)
pm.progressWindow(e=True, endProgress=True)
# lower joints
lowerJoints = []
cvs = lowCrv.getCVs(space="world")
pm.progressWindow(title='Creating Lower Joints', progress=0, max=len(cvs))
for i, cv in enumerate(cvs):
pm.progressWindow(e=True,
step=1,
status='\nCreating Joint for %s' % cv)
oTransUpV = pm.PyNode(pm.createNode(
lvlType,
n=setName("lowLipRopeUpv", idx=str(i).zfill(3)),
p=lipsRope_root,
ss=True))
oTrans = pm.PyNode(pm.createNode(
lvlType,
n=setName("lowLipRope", idx=str(i).zfill(3)),
p=lipsRope_root,
ss=True))
oParam, oLength = curve.getCurveParamAtPosition(lowRope, cv)
uLength = curve.findLenghtFromParam(lowRope, oParam)
u = uLength / oLength
applyop.pathCns(oTransUpV,
lowRope_upv,
cnsType=False,
u=u,
tangent=False)
cns = applyop.pathCns(oTrans,
lowRope,
cnsType=False,
u=u,
tangent=False)
cns.setAttr("worldUpType", 1)
cns.setAttr("frontAxis", 0)
cns.setAttr("upAxis", 1)
pm.connectAttr(oTransUpV.attr("worldMatrix[0]"),
cns.attr("worldUpMatrix"))
# getting joint parent
if jaw_joint and isinstance(jaw_joint, (str, string_types)):
try:
j_parent = pm.PyNode(jaw_joint)
except pm.MayaNodeError:
pass
elif jaw_joint and isinstance(jaw_joint, pm.PyNode):
j_parent = jaw_joint
else:
j_parent = False
jnt = rigbits.addJnt(oTrans, noReplace=True, parent=j_parent)
lowerJoints.append(jnt)
pm.sets(defset, add=jnt)
pm.progressWindow(e=True, endProgress=True)
##################
# Controls
##################
# Controls lists
upControls = []
upVec = []
upNpo = []
lowControls = []
lowVec = []
lowNpo = []
# controls options
axis_list = ["sx", "sy", "sz", "ro"]
upCtlOptions = [["corner", "R", "square", 4, .05, axis_list],
["upOuter", "R", "circle", 14, .03, []],
["upInner", "R", "circle", 14, .03, []],
["upper", "C", "square", 4, .05, axis_list],
["upInner", "L", "circle", 14, .03, []],
["upOuter", "L", "circle", 14, .03, []],
["corner", "L", "square", 4, .05, axis_list]]
lowCtlOptions = [["lowOuter", "R", "circle", 14, .03, []],
["lowInner", "R", "circle", 14, .03, []],
["lower", "C", "square", 4, .05, axis_list],
["lowInner", "L", "circle", 14, .03, []],
["lowOuter", "L", "circle", 14, .03, []]]
params = ["tx", "ty", "tz", "rx", "ry", "rz"]
# upper controls
cvs = upCrv_ctl.getCVs(space="world")
pm.progressWindow(title='Upper controls', progress=0, max=len(cvs))
v0 = transform.getTransformFromPos(cvs[0])
v1 = transform.getTransformFromPos(cvs[-1])
distSize = vector.getDistance(v0, v1) * 3
for i, cv in enumerate(cvs):
pm.progressWindow(e=True,
step=1,
status='\nCreating control for%s' % cv)
t = transform.getTransformFromPos(cv)
# Get nearest joint for orientation of controls
joints = upperJoints + lowerJoints
nearest_joint = None
nearest_distance = None
for joint in joints:
distance = vector.getDistance(
transform.getTranslation(joint),
cv
)
if nearest_distance is None or distance < nearest_distance:
nearest_distance = distance
nearest_joint = joint
if nearest_joint:
t = transform.setMatrixPosition(
transform.getTransform(nearest_joint), cv
)
temp = primitive.addTransform(
lips_root, setName("temp"), t
)
temp.rx.set(0)
t = transform.getTransform(temp)
pm.delete(temp)
oName = upCtlOptions[i][0]
oSide = upCtlOptions[i][1]
o_icon = upCtlOptions[i][2]
color = upCtlOptions[i][3]
wd = upCtlOptions[i][4]
oPar = upCtlOptions[i][5]
npo = primitive.addTransform(lips_root,
setName("%s_npo" % oName, oSide),
t)
upNpo.append(npo)
ctl = icon.create(npo,
setName("%s_%s" % (oName, control_name), oSide),
t,
icon=o_icon,
w=wd * distSize,
d=wd * distSize,
ro=datatypes.Vector(1.57079633, 0, 0),
po=datatypes.Vector(0, 0, .07 * distSize),
color=color)
upControls.append(ctl)
name_split = control_name.split("_")
if len(name_split) == 2 and name_split[-1] == "ghost":
pass
else:
pm.sets(ctlSet, add=ctl)
attribute.addAttribute(ctl, "isCtl", "bool", keyable=False)
attribute.setKeyableAttributes(ctl, params + oPar)
upv = primitive.addTransform(ctl, setName("%s_upv" % oName, oSide), t)
upv.attr("tz").set(FRONT_OFFSET)
upVec.append(upv)
if oSide == "R":
npo.attr("sx").set(-1)
pm.progressWindow(e=True, endProgress=True)
# lower controls
cvs = lowCrv_ctl.getCVs(space="world")
pm.progressWindow(title='Lower controls', progress=0, max=len(cvs))
for i, cv in enumerate(cvs[1:-1]):
pm.progressWindow(e=True,
step=1,
status='\nCreating control for%s' % cv)
t = transform.getTransformFromPos(cv)
# Get nearest joint for orientation of controls
joints = upperJoints + lowerJoints
nearest_joint = None
nearest_distance = None
for joint in joints:
distance = vector.getDistance(
transform.getTranslation(joint),
cv
)
if nearest_distance is None or distance < nearest_distance:
nearest_distance = distance
nearest_joint = joint
if nearest_joint:
t = transform.setMatrixPosition(
transform.getTransform(nearest_joint), cv
)
temp = primitive.addTransform(
lips_root, setName("temp"), t
)
temp.rx.set(0)
t = transform.getTransform(temp)
pm.delete(temp)
oName = lowCtlOptions[i][0]
oSide = lowCtlOptions[i][1]
o_icon = lowCtlOptions[i][2]
color = lowCtlOptions[i][3]
wd = lowCtlOptions[i][4]
oPar = lowCtlOptions[i][5]
npo = primitive.addTransform(lips_root,
setName("%s_npo" % oName, oSide),
t)
lowNpo.append(npo)
ctl = icon.create(npo,
setName("%s_%s" % (oName, control_name), oSide),
t,
icon=o_icon,
w=wd * distSize,
d=wd * distSize,
ro=datatypes.Vector(1.57079633, 0, 0),
po=datatypes.Vector(0, 0, .07 * distSize),
color=color)
lowControls.append(ctl)
name_split = control_name.split("_")
if len(name_split) == 2 and control_name.split("_")[-1] == "ghost":
pass
else:
pm.sets(ctlSet, add=ctl)
attribute.addAttribute(ctl, "isCtl", "bool", keyable=False)
attribute.setKeyableAttributes(ctl, params + oPar)
upv = primitive.addTransform(ctl, setName("%s_upv" % oName, oSide), t)
upv.attr("tz").set(FRONT_OFFSET)
lowVec.append(upv)
if oSide == "R":
npo.attr("sx").set(-1)
pm.progressWindow(e=True, endProgress=True)
# reparentig controls
pm.parent(upNpo[1], lowNpo[0], upControls[0])
pm.parent(upNpo[2], upNpo[4], upControls[3])
pm.parent(upNpo[-2], lowNpo[-1], upControls[-1])
pm.parent(lowNpo[1], lowNpo[3], lowControls[2])
# Connecting control crvs with controls
applyop.gear_curvecns_op(upCrv_ctl, upControls)
applyop.gear_curvecns_op(lowCrv_ctl,
[upControls[0]] + lowControls + [upControls[-1]])
applyop.gear_curvecns_op(upCrv_upv, upVec)
applyop.gear_curvecns_op(lowCrv_upv, [upVec[0]] + lowVec + [upVec[-1]])
# adding wires
pm.wire(upCrv, w=upCrv_ctl, dropoffDistance=[0, 1000])
pm.wire(lowCrv, w=lowCrv_ctl, dropoffDistance=[0, 1000])
pm.wire(upRope, w=upCrv_ctl, dropoffDistance=[0, 1000])
pm.wire(lowRope, w=lowCrv_ctl, dropoffDistance=[0, 1000])
pm.wire(upRope_upv, w=upCrv_upv, dropoffDistance=[0, 1000])
pm.wire(lowRope_upv, w=lowCrv_upv, dropoffDistance=[0, 1000])
# setting constrains
# up
cns_node = pm.parentConstraint(upControls[0],
upControls[3],
upControls[1].getParent(),
mo=True,
skipRotate=["x", "y", "z"])
cns_node.attr(upControls[0].name() + "W0").set(.75)
cns_node.attr(upControls[3].name() + "W1").set(.25)
cns_node.interpType.set(0) # noFlip
cns_node = pm.parentConstraint(upControls[0],
upControls[3],
upControls[2].getParent(),
mo=True,
skipRotate=["x", "y", "z"])
cns_node.attr(upControls[0].name() + "W0").set(.25)
cns_node.attr(upControls[3].name() + "W1").set(.75)
cns_node.interpType.set(0) # noFlip
cns_node = pm.parentConstraint(upControls[3],
upControls[6],
upControls[4].getParent(),
mo=True,
skipRotate=["x", "y", "z"])
cns_node.attr(upControls[3].name() + "W0").set(.75)
cns_node.attr(upControls[6].name() + "W1").set(.25)
cns_node.interpType.set(0) # noFlip
cns_node = pm.parentConstraint(upControls[3],
upControls[6],
upControls[5].getParent(),
mo=True,
skipRotate=["x", "y", "z"])
cns_node.attr(upControls[3].name() + "W0").set(.25)
cns_node.attr(upControls[6].name() + "W1").set(.75)
cns_node.interpType.set(0) # noFlip
# low
cns_node = pm.parentConstraint(upControls[0],
lowControls[2],
lowControls[0].getParent(),
mo=True,
skipRotate=["x", "y", "z"])
cns_node.attr(upControls[0].name() + "W0").set(.75)
cns_node.attr(lowControls[2].name() + "W1").set(.25)
cns_node.interpType.set(0) # noFlip
cns_node = pm.parentConstraint(upControls[0],
lowControls[2],
lowControls[1].getParent(),
mo=True,
skipRotate=["x", "y", "z"])
cns_node.attr(upControls[0].name() + "W0").set(.25)
cns_node.attr(lowControls[2].name() + "W1").set(.75)
cns_node.interpType.set(0) # noFlip
cns_node = pm.parentConstraint(lowControls[2],
upControls[6],
lowControls[3].getParent(),
mo=True,
skipRotate=["x", "y", "z"])
cns_node.attr(lowControls[2].name() + "W0").set(.75)
cns_node.attr(upControls[6].name() + "W1").set(.25)
cns_node.interpType.set(0) # noFlip
cns_node = pm.parentConstraint(lowControls[2],
upControls[6],
lowControls[4].getParent(),
mo=True,
skipRotate=["x", "y", "z"])
cns_node.attr(lowControls[2].name() + "W0").set(.25)
cns_node.attr(upControls[6].name() + "W1").set(.75)
cns_node.interpType.set(0) # noFlip
###########################################
# Connecting rig
###########################################
if parent_node:
try:
if isinstance(parent_node, string_types):
parent_node = pm.PyNode(parent_node)
parent_node.addChild(lips_root)
except pm.MayaNodeError:
pm.displayWarning("The Lips rig can not be parent to: %s. Maybe "
"this object doesn't exist." % parent_node)
if head_joint and jaw_joint:
try:
if isinstance(head_joint, string_types):
head_joint = pm.PyNode(head_joint)
except pm.MayaNodeError:
pm.displayWarning("Head Joint or Upper Lip Joint %s. Can not be "
"fount in the scene" % head_joint)
return
try:
if isinstance(jaw_joint, string_types):
jaw_joint = pm.PyNode(jaw_joint)
except pm.MayaNodeError:
pm.displayWarning("Jaw Joint or Lower Lip Joint %s. Can not be "
"fount in the scene" % jaw_joint)
return
ref_ctls = [head_joint, jaw_joint]
if upper_lip_ctl and lower_lip_ctl:
try:
if isinstance(upper_lip_ctl, string_types):
upper_lip_ctl = pm.PyNode(upper_lip_ctl)
except pm.MayaNodeError:
pm.displayWarning("Upper Lip Ctl %s. Can not be "
"fount in the scene" % upper_lip_ctl)
return
try:
if isinstance(lower_lip_ctl, string_types):
lower_lip_ctl = pm.PyNode(lower_lip_ctl)
except pm.MayaNodeError:
pm.displayWarning("Lower Lip Ctl %s. Can not be "
"fount in the scene" % lower_lip_ctl)
return
ref_ctls = [upper_lip_ctl, lower_lip_ctl]
# in order to avoid flips lets create a reference transform
# also to avoid flips, set any multi target parentConstraint to noFlip
ref_cns_list = []
print (ref_ctls)
for cns_ref in ref_ctls:
t = transform.getTransformFromPos(
cns_ref.getTranslation(space='world'))
ref = pm.createNode("transform",
n=cns_ref.name() + "_cns",
p=cns_ref,
ss=True)
ref.setMatrix(t, worldSpace=True)
ref_cns_list.append(ref)
# right corner connection
cns_node = pm.parentConstraint(ref_cns_list[0],
ref_cns_list[1],
upControls[0].getParent(),
mo=True)
cns_node.interpType.set(0) # noFlip
# left corner connection
cns_node = pm.parentConstraint(ref_cns_list[0],
ref_cns_list[1],
upControls[-1].getParent(),
mo=True)
cns_node.interpType.set(0) # noFlip
# up control connection
cns_node = pm.parentConstraint(ref_cns_list[0],
upControls[3].getParent(),
mo=True)
# low control connection
cns_node = pm.parentConstraint(ref_cns_list[1],
lowControls[2].getParent(),
mo=True)
###########################################
# Auto Skinning
###########################################
if do_skin:
# eyelid vertex rows
totalLoops = rigid_loops + falloff_loops
vertexLoopList = meshNavigation.getConcentricVertexLoop(vertexList,
totalLoops)
vertexRowList = meshNavigation.getVertexRowsFromLoops(vertexLoopList)
# we set the first value 100% for the first initial loop
skinPercList = [1.0]
# we expect to have a regular grid topology
for r in range(rigid_loops):
for rr in range(2):
skinPercList.append(1.0)
increment = 1.0 / float(falloff_loops)
# we invert to smooth out from 100 to 0
inv = 1.0 - increment
for r in range(falloff_loops):
for rr in range(2):
if inv < 0.0:
inv = 0.0
skinPercList.append(inv)
inv -= increment
# this loop add an extra 0.0 indices to avoid errors
for r in range(10):
for rr in range(2):
skinPercList.append(0.0)
# base skin
if head_joint:
try:
head_joint = pm.PyNode(head_joint)
except pm.MayaNodeError:
pm.displayWarning(
"Auto skin aborted can not find %s " % head_joint)
return
# Check if the object has a skinCluster
objName = pm.listRelatives(geo, parent=True)[0]
skinCluster = skin.getSkinCluster(objName)
if not skinCluster:
skinCluster = pm.skinCluster(head_joint,
geo,
tsb=True,
nw=2,
n='skinClsEyelid')
lipsJoints = upperJoints + lowerJoints
closestVtxList = upLip_closestVtxList + lowLip_closestVtxList
pm.progressWindow(title='Auto skinning process',
progress=0,
max=len(lipsJoints))
for i, jnt in enumerate(lipsJoints):
pm.progressWindow(e=True, step=1, status='\nSkinning %s' % jnt)
skinCluster.addInfluence(jnt, weight=0)
v = closestVtxList[i]
for row in vertexRowList:
if v in row:
for i, rv in enumerate(row):
# find the deformer with max value for each vertex
w = pm.skinPercent(skinCluster,
rv,
query=True,
value=True)
transJoint = pm.skinPercent(skinCluster,
rv,
query=True,
t=None)
max_value = max(w)
max_index = w.index(max_value)
perc = skinPercList[i]
t_value = [(jnt, perc),
(transJoint[max_index], 1.0 - perc)]
pm.skinPercent(skinCluster,
rv,
transformValue=t_value)
pm.progressWindow(e=True, endProgress=True)