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)
def addOperators(self):
"""Create operators and set the relations for the component rig
Apply operators, constraints, expressions to the hierarchy.
In order to keep the code clean and easier to debug,
we shouldn't create any new object in this method.
"""
# Auto bend ----------------------------
if self.settings["autoBend"]:
mul_node = node.createMulNode(
[self.autoBendChain[0].ry, self.autoBendChain[0].rz],
[self.sideBend_att, self.frontBend_att])
mul_node.outputX >> self.ik1autoRot_lvl.rz
mul_node.outputY >> self.ik1autoRot_lvl.rx
self.ikHandleAutoBend = primitive.addIkHandle(
self.autoBend_ctl, self.getName("ikHandleAutoBend"),
self.autoBendChain, "ikSCsolver")
# Tangent position ---------------------------------
# common part
d = vector.getDistance(self.guide.apos[1], self.guide.apos[-2])
dist_node = node.createDistNode(self.ik0_ctl, self.ik1_ctl)
rootWorld_node = node.createDecomposeMatrixNode(
self.root.attr("worldMatrix"))
div_node = node.createDivNode(dist_node + ".distance",
rootWorld_node + ".outputScaleX")
div_node = node.createDivNode(div_node + ".outputX", d)
# tan0
mul_node = node.createMulNode(self.tan0_att,
self.tan0_npo.getAttr("ty"))
res_node = node.createMulNode(mul_node + ".outputX",
div_node + ".outputX")
pm.connectAttr(res_node + ".outputX", self.tan0_npo.attr("ty"))
# tan1
mul_node = node.createMulNode(self.tan1_att,
self.tan1_npo.getAttr("ty"))
res_node = node.createMulNode(mul_node + ".outputX",
div_node + ".outputX")
pm.connectAttr(res_node + ".outputX", self.tan1_npo.attr("ty"))
# Tangent Mid --------------------------------------
if self.settings["centralTangent"]:
tanIntMat = applyop.gear_intmatrix_op(
self.tan0_npo.attr("worldMatrix"),
self.tan1_npo.attr("worldMatrix"), .5)
applyop.gear_mulmatrix_op(
tanIntMat.attr("output"),
self.tan_npo.attr("parentInverseMatrix[0]"), self.tan_npo)
pm.connectAttr(self.tan_ctl.attr("translate"),
self.tan0_off.attr("translate"))
pm.connectAttr(self.tan_ctl.attr("translate"),
self.tan1_off.attr("translate"))
# Curves -------------------------------------------
op = applyop.gear_curveslide2_op(self.slv_crv, self.mst_crv, 0, 1.5,
.5, .5)
pm.connectAttr(self.position_att, op + ".position")
pm.connectAttr(self.maxstretch_att, op + ".maxstretch")
pm.connectAttr(self.maxsquash_att, op + ".maxsquash")
pm.connectAttr(self.softness_att, op + ".softness")
# Volume driver ------------------------------------
crv_node = node.createCurveInfoNode(self.slv_crv)
# Division -----------------------------------------
tangents = [None, "tan0", "tan1"]
for i in range(self.settings["division"]):
# References
u = i / (self.settings["division"] - 1.0)
# check the indx to calculate mid point based on number of division
# we want to use the same spine for mannequin and metahuman spine
if self.settings["division"] == 4 and i in [1, 2]:
u_param = curve.getCurveParamAtPosition(
self.slv_crv, self.guide.pos[tangents[i]])[0]
cnsType = True
elif self.settings["division"] == 3 and i in [1]:
u_param = curve.getCurveParamAtPosition(
self.slv_crv, self.guide.pos[tangents[i]])[0]
cnsType = True
else:
u_param = u
cnsType = False
cns = applyop.pathCns(self.div_cns[i], self.slv_crv, cnsType,
u_param, True)
cns.setAttr("frontAxis", 1) # front axis is 'Y'
cns.setAttr("upAxis", 0) # front axis is 'X'
# Roll
intMatrix = applyop.gear_intmatrix_op(
self.ik0_ctl + ".worldMatrix", self.ik1_ctl + ".worldMatrix",
u)
dm_node = node.createDecomposeMatrixNode(intMatrix + ".output")
pm.connectAttr(dm_node + ".outputRotate",
self.twister[i].attr("rotate"))
pm.parentConstraint(self.twister[i],
self.ref_twist[i],
maintainOffset=True)
pm.connectAttr(self.ref_twist[i] + ".translate",
cns + ".worldUpVector")
# compensate scale reference
div_node = node.createDivNode([1, 1, 1], [
rootWorld_node + ".outputScaleX", rootWorld_node +
".outputScaleY", rootWorld_node + ".outputScaleZ"
])
# Squash n Stretch
op = applyop.gear_squashstretch2_op(self.scl_transforms[i],
self.root,
pm.arclen(self.slv_crv), "y",
div_node + ".output")
pm.connectAttr(self.volume_att, op + ".blend")
pm.connectAttr(crv_node + ".arcLength", op + ".driver")
pm.connectAttr(self.st_att[i], op + ".stretch")
pm.connectAttr(self.sq_att[i], op + ".squash")
# Controlers
if i == 0:
mulmat_node = applyop.gear_mulmatrix_op(
self.div_cns[i].attr("worldMatrix"),
self.root.attr("worldInverseMatrix"))
dm_node = node.createDecomposeMatrixNode(mulmat_node +
".output")
pm.connectAttr(dm_node + ".outputTranslate",
self.fk_npo[i].attr("t"))
else:
mulmat_node = applyop.gear_mulmatrix_op(
self.div_cns[i].attr("worldMatrix"),
self.div_cns[i - 1].attr("worldInverseMatrix"))
dm_node = node.createDecomposeMatrixNode(mulmat_node +
".output")
mul_node = node.createMulNode(div_node + ".output",
dm_node + ".outputTranslate")
pm.connectAttr(mul_node + ".output", self.fk_npo[i].attr("t"))
pm.connectAttr(dm_node + ".outputRotate", self.fk_npo[i].attr("r"))
# Orientation Lock
if i == 0:
dm_node = node.createDecomposeMatrixNode(self.ik0_ctl +
".worldMatrix")
blend_node = node.createBlendNode(
[dm_node + ".outputRotate%s" % s for s in "XYZ"],
[cns + ".rotate%s" % s for s in "XYZ"], self.lock_ori0_att)
self.div_cns[i].attr("rotate").disconnect()
pm.connectAttr(blend_node + ".output",
self.div_cns[i] + ".rotate")
elif i == self.settings["division"] - 1:
dm_node = node.createDecomposeMatrixNode(self.ik1_ctl +
".worldMatrix")
blend_node = node.createBlendNode(
[dm_node + ".outputRotate%s" % s for s in "XYZ"],
[cns + ".rotate%s" % s for s in "XYZ"], self.lock_ori1_att)
self.div_cns[i].attr("rotate").disconnect()
pm.connectAttr(blend_node + ".output",
self.div_cns[i] + ".rotate")
# change parent after operators applied
pm.parent(self.scl_transforms[-1], self.fk_ctl[-1])
# Connections (Hooks) ------------------------------
pm.parentConstraint(self.pelvis_lvl, self.cnx0)
pm.scaleConstraint(self.pelvis_lvl, self.cnx0)
transform.matchWorldTransform(self.scl_transforms[-1], self.cnx1)
t = transform.setMatrixPosition(transform.getTransform(self.cnx1),
self.guide.apos[-1])
self.cnx1.setMatrix(t, worldSpace=True)
pm.parentConstraint(self.scl_transforms[-1], self.cnx1, mo=True)
pm.scaleConstraint(self.scl_transforms[-1], self.cnx1)