def addCnsCurve(parent, name, centers, degree=1):
"""Create a curve attached to given centers. One point per center
Arguments:
parent (dagNode): Parent object.
name (str): Name
centers (list of dagNode): Object that will drive the curve.
degree (int): 1 for linear curve, 3 for Cubic.
Returns:
dagNode: The newly created curve.
"""
# rebuild list to avoid input list modification
centers = centers[:]
if degree == 3:
if len(centers) == 2:
centers.insert(0, centers[0])
centers.append(centers[-1])
elif len(centers) == 3:
centers.append(centers[-1])
points = [datatypes.Vector() for center in centers]
node = addCurve(parent, name, points, False, degree)
applyop.gear_curvecns_op(node, centers)
return node
def addCnsCurve(parent, name, centers, degree=1):
if degree == 3:
if len(centers) == 2:
centers.insert(0, centers[0])
centers.append(centers[-1])
elif len(centers) == 3:
centers.append(centers[-1])
points = [dt.Vector() for center in centers]
node = addCurve(parent, name, points, False, degree)
op = aop.gear_curvecns_op(node, centers)
return node
def addCnsCurve(parent, name, centers, degree=1):
if degree == 3:
if len(centers) == 2:
centers.insert(0, centers[0])
centers.append(centers[-1])
elif len(centers) == 3:
centers.append(centers[-1])
points = [dt.Vector() for center in centers ]
node = addCurve(parent, name, points, False, degree)
op = aop.gear_curvecns_op(node, centers)
return node
def addOperators(self):
# Visibilities -------------------------------------
# fk
fkvis_node = nod.createReverseNode(self.blend_att)
for shp in self.fk0_ctl.getShapes():
pm.connectAttr(fkvis_node + ".outputX", shp.attr("visibility"))
for shp in self.fk1_ctl.getShapes():
pm.connectAttr(fkvis_node + ".outputX", shp.attr("visibility"))
for shp in self.fk2_ctl.getShapes():
pm.connectAttr(fkvis_node + ".outputX", shp.attr("visibility"))
# ik
for shp in self.upv_ctl.getShapes():
pm.connectAttr(self.blend_att, shp.attr("visibility"))
for shp in self.ikcns_ctl.getShapes():
pm.connectAttr(self.blend_att, shp.attr("visibility"))
for shp in self.ik_ctl.getShapes():
pm.connectAttr(self.blend_att, shp.attr("visibility"))
# Controls ROT order -----------------------------------
att.setRotOrder(self.fk0_ctl, "XZY")
att.setRotOrder(self.fk1_ctl, "XYZ")
att.setRotOrder(self.fk2_ctl, "YZX")
att.setRotOrder(self.ik_ctl, "ZYX")
# IK Solver -----------------------------------------
out = [self.bone0, self.bone1, self.ctrn_loc, self.eff_loc]
node = aop.gear_ikfk2bone_op(out, self.root, self.ik_ref, self.upv_ctl,
self.fk_ctl[0], self.fk_ctl[1],
self.fk_ref, self.length0, self.length1,
self.negate)
pm.connectAttr(self.blend_att, node + ".blend")
pm.connectAttr(self.roll_att, node + ".roll")
pm.connectAttr(self.scale_att, node + ".scaleA")
pm.connectAttr(self.scale_att, node + ".scaleB")
pm.connectAttr(self.maxstretch_att, node + ".maxstretch")
pm.connectAttr(self.slide_att, node + ".slide")
pm.connectAttr(self.softness_att, node + ".softness")
pm.connectAttr(self.reverse_att, node + ".reverse")
# Twist references ---------------------------------
node = aop.gear_mulmatrix_op(self.eff_loc.attr("worldMatrix"),
self.root.attr("worldInverseMatrix"))
dm_node = pm.createNode("decomposeMatrix")
pm.connectAttr(node + ".output", dm_node + ".inputMatrix")
pm.connectAttr(dm_node + ".outputTranslate",
self.tws2_npo.attr("translate"))
dm_node = pm.createNode("decomposeMatrix")
pm.connectAttr(node + ".output", dm_node + ".inputMatrix")
pm.connectAttr(dm_node + ".outputRotate", self.tws2_npo.attr("rotate"))
#spline IK for twist jnts
self.ikhArmTwist, self.armTwistCrv = aop.splineIK(
self.getName("armTwist"),
self.armTwistChain,
parent=self.root,
cParent=self.bone0)
self.ikhForearmTwist, self.forearmTwistCrv = aop.splineIK(
self.getName("forearmTwist"),
self.forearmTwistChain,
parent=self.root,
cParent=self.bone1)
#references
self.ikhArmRef, self.tmpCrv = aop.splineIK(self.getName("armRollRef"),
self.armRollRef,
parent=self.root,
cParent=self.bone0)
self.ikhForearmRef, self.tmpCrv = aop.splineIK(
self.getName("forearmRollRef"),
self.forearmRollRef,
parent=self.root,
cParent=self.eff_loc)
self.ikhAuxTwist, self.tmpCrv = aop.splineIK(self.getName("auxTwist"),
self.auxTwistChain,
parent=self.root,
cParent=self.eff_loc)
#setting connexions for ikhArmTwist
self.ikhArmTwist.attr("dTwistControlEnable").set(True)
self.ikhArmTwist.attr("dWorldUpType").set(4)
self.ikhArmTwist.attr("dWorldUpAxis").set(3)
self.ikhArmTwist.attr("dWorldUpVectorZ").set(1.0)
self.ikhArmTwist.attr("dWorldUpVectorY").set(0.0)
self.ikhArmTwist.attr("dWorldUpVectorEndZ").set(1.0)
self.ikhArmTwist.attr("dWorldUpVectorEndY").set(0.0)
pm.connectAttr(self.armRollRef[0].attr("worldMatrix[0]"),
self.ikhArmTwist.attr("dWorldUpMatrix"))
pm.connectAttr(self.bone0.attr("worldMatrix[0]"),
self.ikhArmTwist.attr("dWorldUpMatrixEnd"))
#setting connexions for ikhAuxTwist
self.ikhAuxTwist.attr("dTwistControlEnable").set(True)
self.ikhAuxTwist.attr("dWorldUpType").set(4)
self.ikhAuxTwist.attr("dWorldUpAxis").set(3)
self.ikhAuxTwist.attr("dWorldUpVectorZ").set(1.0)
self.ikhAuxTwist.attr("dWorldUpVectorY").set(0.0)
self.ikhAuxTwist.attr("dWorldUpVectorEndZ").set(1.0)
self.ikhAuxTwist.attr("dWorldUpVectorEndY").set(0.0)
pm.connectAttr(self.forearmRollRef[0].attr("worldMatrix[0]"),
self.ikhAuxTwist.attr("dWorldUpMatrix"))
pm.connectAttr(self.eff_loc.attr("worldMatrix[0]"),
self.ikhAuxTwist.attr("dWorldUpMatrixEnd"))
pm.connectAttr(self.auxTwistChain[1].attr("rx"),
self.ikhForearmTwist.attr("twist"))
pm.parentConstraint(self.bone1, self.aux_npo, maintainOffset=True)
#scale arm length for twist chain (not the squash and stretch)
arclen_node = pm.arclen(self.armTwistCrv, ch=True)
alAttrArm = arclen_node.attr("arcLength")
muldiv_nodeArm = pm.createNode("multiplyDivide")
pm.connectAttr(arclen_node.attr("arcLength"),
muldiv_nodeArm.attr("input1X"))
muldiv_nodeArm.attr("input2X").set(alAttrArm.get())
muldiv_nodeArm.attr("operation").set(2)
for jnt in self.armTwistChain:
pm.connectAttr(muldiv_nodeArm.attr("outputX"), jnt.attr("sx"))
#scale forearm length for twist chain (not the squash and stretch)
arclen_node = pm.arclen(self.forearmTwistCrv, ch=True)
alAttrForearm = arclen_node.attr("arcLength")
muldiv_nodeForearm = pm.createNode("multiplyDivide")
pm.connectAttr(arclen_node.attr("arcLength"),
muldiv_nodeForearm.attr("input1X"))
muldiv_nodeForearm.attr("input2X").set(alAttrForearm.get())
muldiv_nodeForearm.attr("operation").set(2)
for jnt in self.forearmTwistChain:
pm.connectAttr(muldiv_nodeForearm.attr("outputX"), jnt.attr("sx"))
#scale compensation for the first twist join
dm_node = pm.createNode("decomposeMatrix")
pm.connectAttr(self.root.attr("worldMatrix[0]"),
dm_node.attr("inputMatrix"))
pm.connectAttr(dm_node.attr("outputScale"),
self.armTwistChain[0].attr("inverseScale"))
pm.connectAttr(dm_node.attr("outputScale"),
self.forearmTwistChain[0].attr("inverseScale"))
#tangent controls
muldiv_node = pm.createNode("multiplyDivide")
muldiv_node.attr("input2X").set(-1)
pm.connectAttr(self.tws1A_npo.attr("rz"), muldiv_node.attr("input1X"))
muldiv_nodeBias = pm.createNode("multiplyDivide")
pm.connectAttr(muldiv_node.attr("outputX"),
muldiv_nodeBias.attr("input1X"))
pm.connectAttr(self.roundness_att, muldiv_nodeBias.attr("input2X"))
pm.connectAttr(muldiv_nodeBias.attr("outputX"),
self.tws1A_loc.attr("rz"))
if self.negate:
axis = "xz"
else:
axis = "-xz"
aop.aimCns(self.tws1A_npo,
self.tws0_loc,
axis=axis,
wupType=2,
wupVector=[0, 0, 1],
wupObject=self.mid_ctl,
maintainOffset=False)
aop.aimCns(self.forearmTangentB_loc,
self.forearmTangentA_npo,
axis=axis,
wupType=2,
wupVector=[0, 0, 1],
wupObject=self.mid_ctl,
maintainOffset=False)
pm.pointConstraint(self.eff_loc, self.forearmTangentB_loc)
muldiv_node = pm.createNode("multiplyDivide")
muldiv_node.attr("input2X").set(-1)
pm.connectAttr(self.tws1B_npo.attr("rz"), muldiv_node.attr("input1X"))
muldiv_nodeBias = pm.createNode("multiplyDivide")
pm.connectAttr(muldiv_node.attr("outputX"),
muldiv_nodeBias.attr("input1X"))
pm.connectAttr(self.roundness_att, muldiv_nodeBias.attr("input2X"))
pm.connectAttr(muldiv_nodeBias.attr("outputX"),
self.tws1B_loc.attr("rz"))
if self.negate:
axis = "-xz"
else:
axis = "xz"
aop.aimCns(self.tws1B_npo,
self.tws2_loc,
axis=axis,
wupType=2,
wupVector=[0, 0, 1],
wupObject=self.mid_ctl,
maintainOffset=False)
aop.aimCns(self.armTangentA_loc,
self.armTangentB_npo,
axis=axis,
wupType=2,
wupVector=[0, 0, 1],
wupObject=self.mid_ctl,
maintainOffset=False)
# Volume -------------------------------------------
distA_node = nod.createDistNode(self.tws0_loc, self.tws1_loc)
distB_node = nod.createDistNode(self.tws1_loc, self.tws2_loc)
add_node = nod.createAddNode(distA_node + ".distance",
distB_node + ".distance")
div_node = nod.createDivNode(add_node + ".output",
self.root.attr("sx"))
dm_node = pm.createNode("decomposeMatrix")
pm.connectAttr(self.root.attr("worldMatrix"), dm_node + ".inputMatrix")
div_node2 = nod.createDivNode(div_node + ".outputX",
dm_node + ".outputScaleX")
self.volDriver_att = div_node2 + ".outputX"
# connecting tangent scaele compensation after volume to aboid duplicate some nodes ------------------------------
distA_node = nod.createDistNode(self.tws0_loc, self.mid_ctl)
distB_node = nod.createDistNode(self.mid_ctl, self.tws2_loc)
div_nodeArm = nod.createDivNode(distA_node + ".distance",
dm_node.attr("outputScaleX"))
div_node2 = nod.createDivNode(div_nodeArm + ".outputX",
distA_node.attr("distance").get())
pm.connectAttr(div_node2.attr("outputX"), self.tws1A_loc.attr("sx"))
pm.connectAttr(div_node2.attr("outputX"),
self.armTangentA_loc.attr("sx"))
div_nodeForearm = nod.createDivNode(distB_node + ".distance",
dm_node.attr("outputScaleX"))
div_node2 = nod.createDivNode(div_nodeForearm + ".outputX",
distB_node.attr("distance").get())
pm.connectAttr(div_node2.attr("outputX"), self.tws1B_loc.attr("sx"))
pm.connectAttr(div_node2.attr("outputX"),
self.forearmTangentB_loc.attr("sx"))
#conection curve
aop.gear_curvecns_op(self.armTwistCrv, [
self.armTangentA_loc, self.armTangentA_ctl, self.armTangentB_ctl,
self.elbowTangent_ctl
])
aop.gear_curvecns_op(self.forearmTwistCrv, [
self.elbowTangent_ctl, self.forearmTangentA_ctl,
self.forearmTangentB_ctl, self.forearmTangentB_loc
])
#Tangent controls vis
pm.connectAttr(self.tangentVis_att,
self.armTangentA_ctl.attr("visibility"))
pm.connectAttr(self.tangentVis_att,
self.armTangentB_ctl.attr("visibility"))
pm.connectAttr(self.tangentVis_att,
self.forearmTangentA_ctl.attr("visibility"))
pm.connectAttr(self.tangentVis_att,
self.forearmTangentB_ctl.attr("visibility"))
pm.connectAttr(self.tangentVis_att,
self.elbowTangent_ctl.attr("visibility"))
# Divisions ----------------------------------------
# at 0 or 1 the division will follow exactly the rotation of the controler.. and we wont have this nice tangent + roll
for i, div_cns in enumerate(self.div_cns):
if i < (self.settings["div0"] + 2):
mulmat_node = aop.gear_mulmatrix_op(
self.armTwistChain[i] + ".worldMatrix",
div_cns + ".parentInverseMatrix")
else:
mulmat_node = aop.gear_mulmatrix_op(
self.forearmTwistChain[i - (self.settings["div0"] + 2)] +
".worldMatrix", div_cns + ".parentInverseMatrix")
dm_node = nod.createDecomposeMatrixNode(mulmat_node + ".output")
pm.connectAttr(dm_node + ".outputTranslate", div_cns + ".t")
pm.connectAttr(dm_node + ".outputRotate", div_cns + ".r")
# Squash n Stretch
node = aop.gear_squashstretch2_op(div_cns, None,
pm.getAttr(self.volDriver_att),
"x")
pm.connectAttr(self.volume_att, node + ".blend")
pm.connectAttr(self.volDriver_att, node + ".driver")
pm.connectAttr(self.st_att[i], node + ".stretch")
pm.connectAttr(self.sq_att[i], node + ".squash")
# return
# NOTE: next line fix the issue on meters.
# This is special case becasuse the IK solver from mGear use the scale as lenght and we have shear
# TODO: check for a more clean and elegant solution instead of re-match the world matrix again
tra.matchWorldTransform(self.fk_ctl[0], self.match_fk0_off)
tra.matchWorldTransform(self.fk_ctl[1], self.match_fk1_off)
tra.matchWorldTransform(self.fk_ctl[0], self.match_fk0)
tra.matchWorldTransform(self.fk_ctl[1], self.match_fk1)
# match IK/FK ref
pm.parentConstraint(self.bone0, self.match_fk0_off, mo=True)
pm.parentConstraint(self.bone1, self.match_fk1_off, mo=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.
"""
# 1 bone chain Upv ref ==============================
self.ikHandleUpvRef = primitive.addIkHandle(
self.root, self.getName("ikHandleLegChainUpvRef"),
self.legChainUpvRef, "ikSCsolver")
pm.pointConstraint(self.ik_ctl, self.ikHandleUpvRef)
pm.parentConstraint(self.legChainUpvRef[0],
self.ik_ctl,
self.upv_cns,
mo=True)
# Visibilities -------------------------------------
# shape.dispGeometry
# fk
fkvis_node = node.createReverseNode(self.blend_att)
for shp in self.fk0_ctl.getShapes():
pm.connectAttr(fkvis_node + ".outputX", shp.attr("visibility"))
for shp in self.fk1_ctl.getShapes():
pm.connectAttr(fkvis_node + ".outputX", shp.attr("visibility"))
for shp in self.fk2_ctl.getShapes():
pm.connectAttr(fkvis_node + ".outputX", shp.attr("visibility"))
# ik
for shp in self.upv_ctl.getShapes():
pm.connectAttr(self.blend_att, shp.attr("visibility"))
for shp in self.ikcns_ctl.getShapes():
pm.connectAttr(self.blend_att, shp.attr("visibility"))
for shp in self.ik_ctl.getShapes():
pm.connectAttr(self.blend_att, shp.attr("visibility"))
for shp in self.line_ref.getShapes():
pm.connectAttr(self.blend_att, shp.attr("visibility"))
# IK Solver -----------------------------------------
out = [self.bone0, self.bone1, self.ctrn_loc, self.eff_loc]
o_node = applyop.gear_ikfk2bone_op(out, self.root_ctl, self.ik_ref,
self.upv_ctl, self.fk_ctl[0],
self.fk_ctl[1], self.fk_ref,
self.length0, self.length1,
self.negate)
pm.connectAttr(self.blend_att, o_node + ".blend")
if self.negate:
mulVal = -1
else:
mulVal = 1
node.createMulNode(self.roll_att, mulVal, o_node + ".roll")
# pm.connectAttr(self.roll_att, o_node+".roll")
pm.connectAttr(self.scale_att, o_node + ".scaleA")
pm.connectAttr(self.scale_att, o_node + ".scaleB")
pm.connectAttr(self.maxstretch_att, o_node + ".maxstretch")
pm.connectAttr(self.slide_att, o_node + ".slide")
pm.connectAttr(self.softness_att, o_node + ".softness")
pm.connectAttr(self.reverse_att, o_node + ".reverse")
# Twist references ---------------------------------
o_node = applyop.gear_mulmatrix_op(
self.eff_loc.attr("worldMatrix"),
self.root.attr("worldInverseMatrix"))
dm_node = pm.createNode("decomposeMatrix")
pm.connectAttr(o_node + ".output", dm_node + ".inputMatrix")
pm.connectAttr(dm_node + ".outputTranslate",
self.tws2_npo.attr("translate"))
dm_node = pm.createNode("decomposeMatrix")
pm.connectAttr(o_node + ".output", dm_node + ".inputMatrix")
pm.connectAttr(dm_node + ".outputRotate", self.tws2_npo.attr("rotate"))
# spline IK for twist jnts
self.ikhUpLegTwist, self.uplegTwistCrv = applyop.splineIK(
self.getName("uplegTwist"),
self.uplegTwistChain,
parent=self.root,
cParent=self.bone0)
self.ikhLowLegTwist, self.lowlegTwistCrv = applyop.splineIK(
self.getName("lowlegTwist"),
self.lowlegTwistChain,
parent=self.root,
cParent=self.bone1)
# references
self.ikhUpLegRef, self.tmpCrv = applyop.splineIK(
self.getName("uplegRollRef"),
self.uplegRollRef,
parent=self.root,
cParent=self.bone0)
self.ikhLowLegRef, self.tmpCrv = applyop.splineIK(
self.getName("lowlegRollRef"),
self.lowlegRollRef,
parent=self.root,
cParent=self.eff_loc)
self.ikhAuxTwist, self.tmpCrv = applyop.splineIK(
self.getName("auxTwist"),
self.auxTwistChain,
parent=self.root,
cParent=self.eff_loc)
# setting connexions for ikhUpLegTwist
self.ikhUpLegTwist.attr("dTwistControlEnable").set(True)
self.ikhUpLegTwist.attr("dWorldUpType").set(4)
self.ikhUpLegTwist.attr("dWorldUpAxis").set(3)
self.ikhUpLegTwist.attr("dWorldUpVectorZ").set(1.0)
self.ikhUpLegTwist.attr("dWorldUpVectorY").set(0.0)
self.ikhUpLegTwist.attr("dWorldUpVectorEndZ").set(1.0)
self.ikhUpLegTwist.attr("dWorldUpVectorEndY").set(0.0)
pm.connectAttr(self.uplegRollRef[0].attr("worldMatrix[0]"),
self.ikhUpLegTwist.attr("dWorldUpMatrix"))
pm.connectAttr(self.bone0.attr("worldMatrix[0]"),
self.ikhUpLegTwist.attr("dWorldUpMatrixEnd"))
# setting connexions for ikhAuxTwist
self.ikhAuxTwist.attr("dTwistControlEnable").set(True)
self.ikhAuxTwist.attr("dWorldUpType").set(4)
self.ikhAuxTwist.attr("dWorldUpAxis").set(3)
self.ikhAuxTwist.attr("dWorldUpVectorZ").set(1.0)
self.ikhAuxTwist.attr("dWorldUpVectorY").set(0.0)
self.ikhAuxTwist.attr("dWorldUpVectorEndZ").set(1.0)
self.ikhAuxTwist.attr("dWorldUpVectorEndY").set(0.0)
pm.connectAttr(self.lowlegRollRef[0].attr("worldMatrix[0]"),
self.ikhAuxTwist.attr("dWorldUpMatrix"))
pm.connectAttr(self.tws_ref.attr("worldMatrix[0]"),
self.ikhAuxTwist.attr("dWorldUpMatrixEnd"))
pm.connectAttr(self.auxTwistChain[1].attr("rx"),
self.ikhLowLegTwist.attr("twist"))
pm.parentConstraint(self.bone1, self.aux_npo, maintainOffset=True)
# scale arm length for twist chain (not the squash and stretch)
arclen_node = pm.arclen(self.uplegTwistCrv, ch=True)
alAttrUpLeg = arclen_node.attr("arcLength")
muldiv_nodeArm = pm.createNode("multiplyDivide")
pm.connectAttr(arclen_node.attr("arcLength"),
muldiv_nodeArm.attr("input1X"))
muldiv_nodeArm.attr("input2X").set(alAttrUpLeg.get())
muldiv_nodeArm.attr("operation").set(2)
for jnt in self.uplegTwistChain:
pm.connectAttr(muldiv_nodeArm.attr("outputX"), jnt.attr("sx"))
# scale forearm length for twist chain (not the squash and stretch)
arclen_node = pm.arclen(self.lowlegTwistCrv, ch=True)
alAttrLowLeg = arclen_node.attr("arcLength")
muldiv_nodeLowLeg = pm.createNode("multiplyDivide")
pm.connectAttr(arclen_node.attr("arcLength"),
muldiv_nodeLowLeg.attr("input1X"))
muldiv_nodeLowLeg.attr("input2X").set(alAttrLowLeg.get())
muldiv_nodeLowLeg.attr("operation").set(2)
for jnt in self.lowlegTwistChain:
pm.connectAttr(muldiv_nodeLowLeg.attr("outputX"), jnt.attr("sx"))
# scale compensation for the first twist join
dm_node = pm.createNode("decomposeMatrix")
pm.connectAttr(self.root.attr("worldMatrix[0]"),
dm_node.attr("inputMatrix"))
pm.connectAttr(dm_node.attr("outputScale"),
self.uplegTwistChain[0].attr("inverseScale"))
pm.connectAttr(dm_node.attr("outputScale"),
self.lowlegTwistChain[0].attr("inverseScale"))
# tangent controls
muldiv_node = pm.createNode("multiplyDivide")
muldiv_node.attr("input2X").set(-1)
pm.connectAttr(self.tws1A_npo.attr("rz"), muldiv_node.attr("input1X"))
muldiv_nodeBias = pm.createNode("multiplyDivide")
pm.connectAttr(muldiv_node.attr("outputX"),
muldiv_nodeBias.attr("input1X"))
pm.connectAttr(self.roundness_att, muldiv_nodeBias.attr("input2X"))
pm.connectAttr(muldiv_nodeBias.attr("outputX"),
self.tws1A_loc.attr("rz"))
if self.negate:
axis = "xz"
else:
axis = "-xz"
applyop.aimCns(self.tws1A_npo,
self.tws0_loc,
axis=axis,
wupType=2,
wupVector=[0, 0, 1],
wupObject=self.mid_ctl,
maintainOffset=False)
applyop.aimCns(self.lowlegTangentB_loc,
self.lowlegTangentA_npo,
axis=axis,
wupType=2,
wupVector=[0, 0, 1],
wupObject=self.mid_ctl,
maintainOffset=False)
pm.pointConstraint(self.eff_loc, self.lowlegTangentB_loc)
muldiv_node = pm.createNode("multiplyDivide")
muldiv_node.attr("input2X").set(-1)
pm.connectAttr(self.tws1B_npo.attr("rz"), muldiv_node.attr("input1X"))
muldiv_nodeBias = pm.createNode("multiplyDivide")
pm.connectAttr(muldiv_node.attr("outputX"),
muldiv_nodeBias.attr("input1X"))
pm.connectAttr(self.roundness_att, muldiv_nodeBias.attr("input2X"))
pm.connectAttr(muldiv_nodeBias.attr("outputX"),
self.tws1B_loc.attr("rz"))
if self.negate:
axis = "-xz"
else:
axis = "xz"
applyop.aimCns(self.tws1B_npo,
self.tws2_loc,
axis=axis,
wupType=2,
wupVector=[0, 0, 1],
wupObject=self.mid_ctl,
maintainOffset=False)
applyop.aimCns(self.uplegTangentA_loc,
self.uplegTangentB_npo,
axis=axis,
wupType=2,
wupVector=[0, 0, 1],
wupObject=self.mid_ctl,
maintainOffset=False)
# Volume -------------------------------------------
distA_node = node.createDistNode(self.tws0_loc, self.tws1_loc)
distB_node = node.createDistNode(self.tws1_loc, self.tws2_loc)
add_node = node.createAddNode(distA_node + ".distance",
distB_node + ".distance")
div_node = node.createDivNode(add_node + ".output",
self.root_ctl.attr("sx"))
# comp scaling issue
dm_node = pm.createNode("decomposeMatrix")
pm.connectAttr(self.root.attr("worldMatrix"), dm_node + ".inputMatrix")
div_node2 = node.createDivNode(div_node + ".outputX",
dm_node + ".outputScaleX")
self.volDriver_att = div_node2 + ".outputX"
# connecting tangent scaele compensation after volume to
# avoid duplicate some nodes
distA_node = node.createDistNode(self.tws0_loc, self.mid_ctl)
distB_node = node.createDistNode(self.mid_ctl, self.tws2_loc)
div_nodeUpLeg = node.createDivNode(distA_node + ".distance",
dm_node.attr("outputScaleX"))
div_node2 = node.createDivNode(div_nodeUpLeg + ".outputX",
distA_node.attr("distance").get())
pm.connectAttr(div_node2.attr("outputX"), self.tws1A_loc.attr("sx"))
pm.connectAttr(div_node2.attr("outputX"),
self.uplegTangentA_loc.attr("sx"))
div_nodeLowLeg = node.createDivNode(distB_node + ".distance",
dm_node.attr("outputScaleX"))
div_node2 = node.createDivNode(div_nodeLowLeg + ".outputX",
distB_node.attr("distance").get())
pm.connectAttr(div_node2.attr("outputX"), self.tws1B_loc.attr("sx"))
pm.connectAttr(div_node2.attr("outputX"),
self.lowlegTangentB_loc.attr("sx"))
# conection curve
cnts = [
self.uplegTangentA_loc, self.uplegTangentA_ctl,
self.uplegTangentB_ctl, self.kneeTangent_ctl
]
applyop.gear_curvecns_op(self.uplegTwistCrv, cnts)
cnts = [
self.kneeTangent_ctl, self.lowlegTangentA_ctl,
self.lowlegTangentB_ctl, self.lowlegTangentB_loc
]
applyop.gear_curvecns_op(self.lowlegTwistCrv, cnts)
# Tangent controls vis
for shp in self.uplegTangentA_ctl.getShapes():
pm.connectAttr(self.tangentVis_att, shp.attr("visibility"))
for shp in self.uplegTangentB_ctl.getShapes():
pm.connectAttr(self.tangentVis_att, shp.attr("visibility"))
for shp in self.lowlegTangentA_ctl.getShapes():
pm.connectAttr(self.tangentVis_att, shp.attr("visibility"))
for shp in self.lowlegTangentB_ctl.getShapes():
pm.connectAttr(self.tangentVis_att, shp.attr("visibility"))
for shp in self.kneeTangent_ctl.getShapes():
pm.connectAttr(self.tangentVis_att, shp.attr("visibility"))
# Divisions ----------------------------------------
# at 0 or 1 the division will follow exactly the rotation of the
# controler.. and we wont have this nice tangent + roll
for i, div_cns in enumerate(self.div_cns):
if i < (self.settings["div0"] + 2):
mulmat_node = applyop.gear_mulmatrix_op(
self.uplegTwistChain[i] + ".worldMatrix",
div_cns + ".parentInverseMatrix")
lastUpLegDiv = div_cns
else:
o_node = self.lowlegTwistChain[i - (self.settings["div0"] + 2)]
mulmat_node = applyop.gear_mulmatrix_op(
o_node + ".worldMatrix", div_cns + ".parentInverseMatrix")
lastLowLegDiv = div_cns
dm_node = node.createDecomposeMatrixNode(mulmat_node + ".output")
pm.connectAttr(dm_node + ".outputTranslate", div_cns + ".t")
pm.connectAttr(dm_node + ".outputRotate", div_cns + ".r")
# Squash n Stretch
o_node = applyop.gear_squashstretch2_op(
div_cns, None, pm.getAttr(self.volDriver_att), "x")
pm.connectAttr(self.volume_att, o_node + ".blend")
pm.connectAttr(self.volDriver_att, o_node + ".driver")
pm.connectAttr(self.st_att[i], o_node + ".stretch")
pm.connectAttr(self.sq_att[i], o_node + ".squash")
# force translation for last loc arm and foreamr
applyop.gear_mulmatrix_op(self.kneeTangent_ctl.worldMatrix,
lastUpLegDiv.parentInverseMatrix,
lastUpLegDiv, "t")
applyop.gear_mulmatrix_op(self.tws2_loc.worldMatrix,
lastLowLegDiv.parentInverseMatrix,
lastLowLegDiv, "t")
# NOTE: next line fix the issue on meters.
# This is special case becasuse the IK solver from mGear use the
# scale as lenght and we have shear
# TODO: check for a more clean and elegant solution instead of
# re-match the world matrix again
transform.matchWorldTransform(self.fk_ctl[0], self.match_fk0_off)
transform.matchWorldTransform(self.fk_ctl[1], self.match_fk1_off)
transform.matchWorldTransform(self.fk_ctl[0], self.match_fk0)
transform.matchWorldTransform(self.fk_ctl[1], self.match_fk1)
# match IK/FK ref
pm.parentConstraint(self.bone0, self.match_fk0_off, mo=True)
pm.parentConstraint(self.bone1, self.match_fk1_off, mo=True)
return
def lipsRig(eLoop,
upVertex,
lowVertex,
namePrefix,
thickness,
doSkin,
rigidLoops,
falloffLoops,
headJnt=None,
jawJnt=None,
parent=None,
ctlName="ctl"):
######
# Var
######
FRONT_OFFSET = .02
NB_ROPE = 15
##################
# Helper functions
##################
def setName(name, side="C", idx=None):
namesList = [namePrefix, side, name]
if idx is not None:
namesList[1] = side + str(idx)
name = "_".join(namesList)
return name
###############
# Checkers
##############
# Loop
if eLoop:
try:
eLoop = [pm.PyNode(e) for e in eLoop.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 upVertex:
try:
upVertex = pm.PyNode(upVertex)
except pm.MayaNodeError:
pm.displayWarning("%s can not be found" % upVertex)
return
else:
pm.displayWarning("Please set the upper lip central vertex")
return
if lowVertex:
try:
lowVertex = pm.PyNode(lowVertex)
except pm.MayaNodeError:
pm.displayWarning("%s can not be found" % lowVertex)
return
else:
pm.displayWarning("Please set the lower lip central vertex")
return
# skinnign data
if doSkin:
if not headJnt:
pm.displayWarning("Please set the Head Jnt or unCheck Compute "
"Topological Autoskin")
return
else:
try:
headJnt = pm.PyNode(headJnt)
except pm.MayaNodeError:
pm.displayWarning("Head Joint: %s can not be found" % headJnt)
return
if not jawJnt:
pm.displayWarning("Please set the Jaw Jnt or unCheck Compute "
"Topological Autoskin")
return
else:
try:
jawJnt = pm.PyNode(jawJnt)
except pm.MayaNodeError:
pm.displayWarning("Jaw Joint: %s can not be found" % jawJnt)
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(eLoop[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(eLoop)
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 = upVertex
lowPos = lowVertex
# 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("upCrv_%s" % ctlName),
nbPoints=7,
parent=lipsCrv_root)
lowCrv_ctl = curve.createCurveFromCurve(lowCrv,
setName("lowCrv_%s" % ctlName),
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)
##################
# Controls
##################
# Controls lists
upControls = []
upVec = []
upNpo = []
lowControls = []
lowVec = []
lowNpo = []
# controls options
axis_list = ["sx", "sy", "sz", "ro", "rx", "ry", "rz"]
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"]
# 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
# print distSize
for i, cv in enumerate(cvs):
pm.progressWindow(e=True,
step=1,
status='\nCreating control for%s' % cv)
t = transform.getTransformFromPos(cv)
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, ctlName), 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)
if len(ctlName.split("_")) == 2 and ctlName.split("_")[-1] == "ghost":
pass
else:
pm.sets(ctlSet, add=ctl)
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)
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, ctlName), 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)
if len(ctlName.split("_")) == 2 and ctlName.split("_")[-1] == "ghost":
pass
else:
pm.sets(ctlSet, add=ctl)
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)
pm.wire(lowCrv, w=lowCrv_ctl)
pm.wire(upRope, w=upCrv_ctl)
pm.wire(lowRope, w=lowCrv_ctl)
pm.wire(upRope_upv, w=upCrv_upv)
pm.wire(lowRope_upv, w=lowCrv_upv)
# 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 = 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 = 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 = 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)
# 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 = 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 = 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 = 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)
##################
# 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 headJnt and isinstance(headJnt, str):
try:
j_parent = pm.PyNode(headJnt)
except pm.MayaNodeError:
j_parent = False
elif headJnt and isinstance(headJnt, pm.PyNode):
j_parent = headJnt
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 jawJnt and isinstance(jawJnt, str):
try:
j_parent = pm.PyNode(jawJnt)
except pm.MayaNodeError:
pass
elif jawJnt and isinstance(jawJnt, pm.PyNode):
j_parent = jawJnt
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)
###########################################
# Connecting rig
###########################################
if parent:
try:
if isinstance(parent, basestring):
parent = pm.PyNode(parent)
parent.addChild(lips_root)
except pm.MayaNodeError:
pm.displayWarning("The Lips rig can not be parent to: %s. Maybe "
"this object doesn't exist." % parent)
if headJnt and jawJnt:
try:
if isinstance(headJnt, basestring):
headJnt = pm.PyNode(headJnt)
except pm.MayaNodeError:
pm.displayWarning("Head Joint or Upper Lip Joint %s. Can not be "
"fount in the scene" % headJnt)
return
try:
if isinstance(jawJnt, basestring):
jawJnt = pm.PyNode(jawJnt)
except pm.MayaNodeError:
pm.displayWarning("Jaw Joint or Lower Lip Joint %s. Can not be "
"fount in the scene" % jawJnt)
return
# right corner connection
pm.parentConstraint(headJnt,
jawJnt,
upControls[0].getParent(),
mo=True)
# left corner connection
pm.parentConstraint(headJnt,
jawJnt,
upControls[-1].getParent(),
mo=True)
# up control connection
pm.parentConstraint(headJnt, upControls[3].getParent(), mo=True)
# low control connection
pm.parentConstraint(jawJnt, lowControls[2].getParent(), mo=True)
###########################################
# Auto Skinning
###########################################
if doSkin:
# eyelid vertex rows
totalLoops = rigidLoops + falloffLoops
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(rigidLoops):
for rr in range(2):
skinPercList.append(1.0)
increment = 1.0 / float(falloffLoops)
# we invert to smooth out from 100 to 0
inv = 1.0 - increment
for r in range(falloffLoops):
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 headJnt:
try:
headJnt = pm.PyNode(headJnt)
except pm.MayaNodeError:
pm.displayWarning("Auto skin aborted can not find %s " %
headJnt)
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(headJnt,
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 eyeRig(eyeMesh,
edgeLoop,
blinkH,
namePrefix,
offset,
rigidLoops,
falloffLoops,
headJnt,
doSkin,
parent=None,
ctlName="ctl",
sideRange=False,
customCorner=False,
intCorner=None,
extCorner=None,
ctlGrp=None,
defGrp=None):
"""Create eyelid and eye rig
Args:
eyeMesh (TYPE): Description
edgeLoop (TYPE): Description
blinkH (TYPE): Description
namePrefix (TYPE): Description
offset (TYPE): Description
rigidLoops (TYPE): Description
falloffLoops (TYPE): Description
headJnt (TYPE): Description
doSkin (TYPE): Description
parent (None, optional): Description
ctlName (str, optional): Description
sideRange (bool, optional): Description
customCorner (bool, optional): Description
intCorner (None, optional): Description
extCorner (None, optional): Description
ctlGrp (None, optional): Description
defGrp (None, optional): Description
Returns:
TYPE: Description
"""
# Checkers
if edgeLoop:
edgeLoopList = [pm.PyNode(e) for e in edgeLoop.split(",")]
else:
pm.displayWarning("Please set the edge loop first")
return
if eyeMesh:
try:
eyeMesh = pm.PyNode(eyeMesh)
except pm.MayaNodeError:
pm.displayWarning("The object %s can not be found in the "
"scene" % (eyeMesh))
return
else:
pm.displayWarning("Please set the eye mesh first")
if doSkin:
if not headJnt:
pm.displayWarning("Please set the Head Jnt or unCheck "
"Compute Topological Autoskin")
return
# Initial Data
bboxCenter = meshNavigation.bboxCenter(eyeMesh)
extr_v = meshNavigation.getExtremeVertexFromLoop(edgeLoopList, sideRange)
upPos = extr_v[0]
lowPos = extr_v[1]
inPos = extr_v[2]
outPos = extr_v[3]
edgeList = extr_v[4]
vertexList = extr_v[5]
# Detect the side L or R from the x value
if inPos.getPosition(space='world')[0] < 0.0:
side = "R"
inPos = extr_v[3]
outPos = extr_v[2]
normalPos = outPos
npw = normalPos.getPosition(space='world')
normalVec = npw - bboxCenter
else:
side = "L"
normalPos = outPos
npw = normalPos.getPosition(space='world')
normalVec = bboxCenter - npw
# Manual Vertex corners
if customCorner:
if intCorner:
try:
if side == "R":
inPos = pm.PyNode(extCorner)
else:
inPos = pm.PyNode(intCorner)
except pm.MayaNodeError:
pm.displayWarning("%s can not be found" % intCorner)
return
else:
pm.displayWarning("Please set the internal eyelid corner")
return
if extCorner:
try:
normalPos = pm.PyNode(extCorner)
npw = normalPos.getPosition(space='world')
if side == "R":
outPos = pm.PyNode(intCorner)
normalVec = npw - bboxCenter
else:
outPos = pm.PyNode(extCorner)
normalVec = bboxCenter - npw
except pm.MayaNodeError:
pm.displayWarning("%s can not be found" % extCorner)
return
else:
pm.displayWarning("Please set the external eyelid corner")
return
# Check if we have prefix:
if namePrefix:
namePrefix = string.removeInvalidCharacter(namePrefix)
else:
pm.displayWarning("Prefix is needed")
return
def setName(name, ind=None):
namesList = [namePrefix, side, name]
if ind is not None:
namesList[1] = side + str(ind)
name = "_".join(namesList)
return name
if pm.ls(setName("root")):
pm.displayWarning("The object %s already exist in the scene. Please "
"choose another name prefix" % setName("root"))
return
# Eye root
eye_root = primitive.addTransform(None, setName("root"))
eyeCrv_root = primitive.addTransform(eye_root, setName("crvs"))
# Eyelid Main crvs
try:
upEyelid = meshNavigation.edgeRangeInLoopFromMid(
edgeList, upPos, inPos, outPos)
upCrv = curve.createCurveFromOrderedEdges(
upEyelid, inPos, setName("upperEyelid"), parent=eyeCrv_root)
upCrv_ctl = curve.createCurveFromOrderedEdges(
upEyelid, inPos, setName("upCrv_%s" % ctlName), parent=eyeCrv_root)
pm.rebuildCurve(upCrv_ctl, s=2, rt=0, rpo=True, ch=False)
lowEyelid = meshNavigation.edgeRangeInLoopFromMid(
edgeList, lowPos, inPos, outPos)
lowCrv = curve.createCurveFromOrderedEdges(
lowEyelid, inPos, setName("lowerEyelid"), parent=eyeCrv_root)
lowCrv_ctl = curve.createCurveFromOrderedEdges(
lowEyelid,
inPos,
setName("lowCrv_%s" % ctlName),
parent=eyeCrv_root)
pm.rebuildCurve(lowCrv_ctl, s=2, rt=0, rpo=True, ch=False)
except UnboundLocalError:
if customCorner:
pm.displayWarning("This error is maybe caused because the custom "
"Corner vertex is not part of the edge loop")
pm.displayError(traceback.format_exc())
return
upBlink = curve.createCurveFromCurve(
upCrv, setName("upblink_crv"), nbPoints=30, parent=eyeCrv_root)
lowBlink = curve.createCurveFromCurve(
lowCrv, setName("lowBlink_crv"), nbPoints=30, parent=eyeCrv_root)
upTarget = curve.createCurveFromCurve(
upCrv, setName("upblink_target"), nbPoints=30, parent=eyeCrv_root)
lowTarget = curve.createCurveFromCurve(
lowCrv, setName("lowBlink_target"), nbPoints=30, parent=eyeCrv_root)
midTarget = curve.createCurveFromCurve(
lowCrv, setName("midBlink_target"), nbPoints=30, parent=eyeCrv_root)
rigCrvs = [upCrv,
lowCrv,
upCrv_ctl,
lowCrv_ctl,
upBlink,
lowBlink,
upTarget,
lowTarget,
midTarget]
for crv in rigCrvs:
crv.attr("visibility").set(False)
# localBBOX
localBBox = eyeMesh.getBoundingBox(invisible=True, space='world')
wRadius = abs((localBBox[0][0] - localBBox[1][0]))
dRadius = abs((localBBox[0][1] - localBBox[1][1]) / 1.7)
# Groups
if not ctlGrp:
ctlGrp = "rig_controllers_grp"
try:
ctlSet = pm.PyNode(ctlGrp)
except pm.MayaNodeError:
pm.sets(n=ctlGrp, em=True)
ctlSet = pm.PyNode(ctlGrp)
if not defGrp:
defGrp = "rig_deformers_grp"
try:
defset = pm.PyNode(defGrp)
except pm.MayaNodeError:
pm.sets(n=defGrp, em=True)
defset = pm.PyNode(defGrp)
# Calculate center looking at
averagePosition = ((upPos.getPosition(space='world')
+ lowPos.getPosition(space='world')
+ inPos.getPosition(space='world')
+ outPos.getPosition(space='world'))
/ 4)
if side == "R":
negate = False
offset = offset
over_offset = dRadius
else:
negate = False
over_offset = dRadius
if side == "R" and sideRange or side == "R" and customCorner:
axis = "z-x"
# axis = "zx"
else:
axis = "z-x"
t = transform.getTransformLookingAt(
bboxCenter,
averagePosition,
normalVec,
axis=axis,
negate=negate)
over_npo = primitive.addTransform(
eye_root, setName("center_lookatRoot"), t)
over_ctl = icon.create(over_npo,
setName("over_%s" % ctlName),
t,
icon="square",
w=wRadius,
d=dRadius,
ro=datatypes.Vector(1.57079633, 0, 0),
po=datatypes.Vector(0, 0, over_offset),
color=4)
node.add_controller_tag(over_ctl)
attribute.add_mirror_config_channels(over_ctl)
attribute.setKeyableAttributes(
over_ctl,
params=["tx", "ty", "tz", "ro", "rx", "ry", "rz", "sx", "sy", "sz"])
if side == "R":
over_npo.attr("rx").set(over_npo.attr("rx").get() * -1)
over_npo.attr("ry").set(over_npo.attr("ry").get() + 180)
over_npo.attr("sz").set(-1)
if len(ctlName.split("_")) == 2 and ctlName.split("_")[-1] == "ghost":
pass
else:
pm.sets(ctlSet, add=over_ctl)
center_lookat = primitive.addTransform(
over_ctl, setName("center_lookat"), t)
# Tracking
# Eye aim control
t_arrow = transform.getTransformLookingAt(bboxCenter,
averagePosition,
upPos.getPosition(space='world'),
axis="zy", negate=False)
radius = abs((localBBox[0][0] - localBBox[1][0]) / 1.7)
arrow_npo = primitive.addTransform(eye_root, setName("aim_npo"), t_arrow)
arrow_ctl = icon.create(arrow_npo,
setName("aim_%s" % ctlName),
t_arrow,
icon="arrow",
w=1,
po=datatypes.Vector(0, 0, radius),
color=4)
if len(ctlName.split("_")) == 2 and ctlName.split("_")[-1] == "ghost":
pass
else:
pm.sets(ctlSet, add=arrow_ctl)
attribute.setKeyableAttributes(arrow_ctl, params=["rx", "ry", "rz"])
# tracking custom trigger
if side == "R":
tt = t_arrow
else:
tt = t
aimTrigger_root = primitive.addTransform(
center_lookat, setName("aimTrigger_root"), tt)
aimTrigger_lvl = primitive.addTransform(
aimTrigger_root, setName("aimTrigger_lvl"), tt)
aimTrigger_lvl.attr("tz").set(1.0)
aimTrigger_ref = primitive.addTransform(
aimTrigger_lvl, setName("aimTrigger_ref"), tt)
aimTrigger_ref.attr("tz").set(0.0)
# connect trigger with arrow_ctl
pm.parentConstraint(arrow_ctl, aimTrigger_ref, mo=True)
# Controls lists
upControls = []
trackLvl = []
# upper eyelid controls
upperCtlNames = ["inCorner", "upInMid", "upMid", "upOutMid", "outCorner"]
cvs = upCrv_ctl.getCVs(space="world")
if side == "R" and not sideRange:
# if side == "R":
cvs = [cv for cv in reversed(cvs)]
for i, cv in enumerate(cvs):
if utils.is_odd(i):
color = 14
wd = .5
icon_shape = "circle"
params = ["tx", "ty", "tz"]
else:
color = 4
wd = .7
icon_shape = "square"
params = ["tx",
"ty",
"tz",
"ro",
"rx",
"ry",
"rz",
"sx",
"sy",
"sz"]
t = transform.setMatrixPosition(t, cvs[i])
npo = primitive.addTransform(center_lookat,
setName("%s_npo" % upperCtlNames[i]),
t)
npoBase = npo
if i == 2:
# we add an extra level to input the tracking ofset values
npo = primitive.addTransform(npo,
setName("%s_trk" % upperCtlNames[i]),
t)
trackLvl.append(npo)
ctl = icon.create(npo,
setName("%s_%s" % (upperCtlNames[i], ctlName)),
t,
icon=icon_shape,
w=wd,
d=wd,
ro=datatypes.Vector(1.57079633, 0, 0),
po=datatypes.Vector(0, 0, offset),
color=color)
attribute.add_mirror_config_channels(ctl)
node.add_controller_tag(ctl, over_ctl)
upControls.append(ctl)
if len(ctlName.split("_")) == 2 and ctlName.split("_")[-1] == "ghost":
pass
else:
pm.sets(ctlSet, add=ctl)
attribute.setKeyableAttributes(ctl, params)
if side == "R":
npoBase.attr("ry").set(180)
npoBase.attr("sz").set(-1)
# adding parent average contrains to odd controls
for i, ctl in enumerate(upControls):
if utils.is_odd(i):
pm.parentConstraint(upControls[i - 1],
upControls[i + 1],
ctl.getParent(),
mo=True)
# lower eyelid controls
lowControls = [upControls[0]]
lowerCtlNames = ["inCorner",
"lowInMid",
"lowMid",
"lowOutMid",
"outCorner"]
cvs = lowCrv_ctl.getCVs(space="world")
if side == "R" and not sideRange:
cvs = [cv for cv in reversed(cvs)]
for i, cv in enumerate(cvs):
# we skip the first and last point since is already in the uper eyelid
if i in [0, 4]:
continue
if utils.is_odd(i):
color = 14
wd = .5
icon_shape = "circle"
params = ["tx", "ty", "tz"]
else:
color = 4
wd = .7
icon_shape = "square"
params = ["tx",
"ty",
"tz",
"ro",
"rx",
"ry",
"rz",
"sx",
"sy",
"sz"]
t = transform.setMatrixPosition(t, cvs[i])
npo = primitive.addTransform(center_lookat,
setName("%s_npo" % lowerCtlNames[i]),
t)
npoBase = npo
if i == 2:
# we add an extra level to input the tracking ofset values
npo = primitive.addTransform(npo,
setName("%s_trk" % lowerCtlNames[i]),
t)
trackLvl.append(npo)
ctl = icon.create(npo,
setName("%s_%s" % (lowerCtlNames[i], ctlName)),
t,
icon=icon_shape,
w=wd,
d=wd,
ro=datatypes.Vector(1.57079633, 0, 0),
po=datatypes.Vector(0, 0, offset),
color=color)
attribute.add_mirror_config_channels(ctl)
lowControls.append(ctl)
if len(ctlName.split("_")) == 2 and ctlName.split("_")[-1] == "ghost":
pass
else:
pm.sets(ctlSet, add=ctl)
attribute.setKeyableAttributes(ctl, params)
# mirror behaviout on R side controls
if side == "R":
npoBase.attr("ry").set(180)
npoBase.attr("sz").set(-1)
for lctl in reversed(lowControls[1:]):
node.add_controller_tag(lctl, over_ctl)
lowControls.append(upControls[-1])
# adding parent average contrains to odd controls
for i, ctl in enumerate(lowControls):
if utils.is_odd(i):
pm.parentConstraint(lowControls[i - 1],
lowControls[i + 1],
ctl.getParent(),
mo=True)
# Connecting control crvs with controls
applyop.gear_curvecns_op(upCrv_ctl, upControls)
applyop.gear_curvecns_op(lowCrv_ctl, lowControls)
# adding wires
w1 = pm.wire(upCrv, w=upBlink)[0]
w2 = pm.wire(lowCrv, w=lowBlink)[0]
w3 = pm.wire(upTarget, w=upCrv_ctl)[0]
w4 = pm.wire(lowTarget, w=lowCrv_ctl)[0]
# adding blendshapes
bs_upBlink = pm.blendShape(upTarget,
midTarget,
upBlink,
n="blendShapeUpBlink")
bs_lowBlink = pm.blendShape(lowTarget,
midTarget,
lowBlink,
n="blendShapeLowBlink")
bs_mid = pm.blendShape(lowTarget,
upTarget,
midTarget,
n="blendShapeLowBlink")
# setting blendshape reverse connections
rev_node = pm.createNode("reverse")
pm.connectAttr(bs_upBlink[0].attr(midTarget.name()), rev_node + ".inputX")
pm.connectAttr(rev_node + ".outputX", bs_upBlink[0].attr(upTarget.name()))
rev_node = pm.createNode("reverse")
pm.connectAttr(bs_lowBlink[0].attr(midTarget.name()), rev_node + ".inputX")
pm.connectAttr(rev_node + ".outputX",
bs_lowBlink[0].attr(lowTarget.name()))
rev_node = pm.createNode("reverse")
pm.connectAttr(bs_mid[0].attr(upTarget.name()), rev_node + ".inputX")
pm.connectAttr(rev_node + ".outputX", bs_mid[0].attr(lowTarget.name()))
# setting default values
bs_mid[0].attr(upTarget.name()).set(blinkH)
# joints root
jnt_root = primitive.addTransformFromPos(
eye_root, setName("joints"), pos=bboxCenter)
# head joint
if headJnt:
try:
headJnt = pm.PyNode(headJnt)
jnt_base = headJnt
except pm.MayaNodeError:
pm.displayWarning(
"Aborted can not find %s " % headJnt)
return
else:
# Eye root
jnt_base = jnt_root
eyeTargets_root = primitive.addTransform(eye_root,
setName("targets"))
eyeCenter_jnt = rigbits.addJnt(arrow_ctl,
jnt_base,
grp=defset,
jntName=setName("center_jnt"))
# Upper Eyelid joints ##################################################
cvs = upCrv.getCVs(space="world")
upCrv_info = node.createCurveInfoNode(upCrv)
# aim constrain targets and joints
upperEyelid_aimTargets = []
upperEyelid_jnt = []
upperEyelid_jntRoot = []
for i, cv in enumerate(cvs):
# aim targets
trn = primitive.addTransformFromPos(eyeTargets_root,
setName("upEyelid_aimTarget", i),
pos=cv)
upperEyelid_aimTargets.append(trn)
# connecting positions with crv
pm.connectAttr(upCrv_info + ".controlPoints[%s]" % str(i),
trn.attr("translate"))
# joints
jntRoot = primitive.addJointFromPos(jnt_root,
setName("upEyelid_jnt_base", i),
pos=bboxCenter)
jntRoot.attr("radius").set(.08)
jntRoot.attr("visibility").set(False)
upperEyelid_jntRoot.append(jntRoot)
applyop.aimCns(jntRoot, trn, axis="zy", wupObject=jnt_root)
jnt_ref = primitive.addJointFromPos(jntRoot,
setName("upEyelid_jnt_ref", i),
pos=cv)
jnt_ref.attr("radius").set(.08)
jnt_ref.attr("visibility").set(False)
jnt = rigbits.addJnt(jnt_ref,
jnt_base,
grp=defset,
jntName=setName("upEyelid_jnt", i))
upperEyelid_jnt.append(jnt)
# Lower Eyelid joints ##################################################
cvs = lowCrv.getCVs(space="world")
lowCrv_info = node.createCurveInfoNode(lowCrv)
# aim constrain targets and joints
lowerEyelid_aimTargets = []
lowerEyelid_jnt = []
lowerEyelid_jntRoot = []
for i, cv in enumerate(cvs):
if i in [0, len(cvs) - 1]:
continue
# aim targets
trn = primitive.addTransformFromPos(eyeTargets_root,
setName("lowEyelid_aimTarget", i),
pos=cv)
lowerEyelid_aimTargets.append(trn)
# connecting positions with crv
pm.connectAttr(lowCrv_info + ".controlPoints[%s]" % str(i),
trn.attr("translate"))
# joints
jntRoot = primitive.addJointFromPos(jnt_root,
setName("lowEyelid_base", i),
pos=bboxCenter)
jntRoot.attr("radius").set(.08)
jntRoot.attr("visibility").set(False)
lowerEyelid_jntRoot.append(jntRoot)
applyop.aimCns(jntRoot, trn, axis="zy", wupObject=jnt_root)
jnt_ref = primitive.addJointFromPos(jntRoot,
setName("lowEyelid_jnt_ref", i),
pos=cv)
jnt_ref.attr("radius").set(.08)
jnt_ref.attr("visibility").set(False)
jnt = rigbits.addJnt(jnt_ref,
jnt_base,
grp=defset,
jntName=setName("lowEyelid_jnt", i))
lowerEyelid_jnt.append(jnt)
# Channels
# Adding and connecting attributes for the blink
up_ctl = upControls[2]
blink_att = attribute.addAttribute(
over_ctl, "blink", "float", 0, minValue=0, maxValue=1)
blinkMult_att = attribute.addAttribute(
over_ctl, "blinkMult", "float", 1, minValue=1, maxValue=2)
midBlinkH_att = attribute.addAttribute(
over_ctl, "blinkHeight", "float", blinkH, minValue=0, maxValue=1)
mult_node = node.createMulNode(blink_att, blinkMult_att)
pm.connectAttr(mult_node + ".outputX",
bs_upBlink[0].attr(midTarget.name()))
pm.connectAttr(mult_node + ".outputX",
bs_lowBlink[0].attr(midTarget.name()))
pm.connectAttr(midBlinkH_att, bs_mid[0].attr(upTarget.name()))
low_ctl = lowControls[2]
# Adding channels for eye tracking
upVTracking_att = attribute.addAttribute(up_ctl,
"vTracking",
"float",
.02,
minValue=0,
maxValue=1,
keyable=False,
channelBox=True)
upHTracking_att = attribute.addAttribute(up_ctl,
"hTracking",
"float",
.01,
minValue=0,
maxValue=1,
keyable=False,
channelBox=True)
lowVTracking_att = attribute.addAttribute(low_ctl,
"vTracking",
"float",
.01,
minValue=0,
maxValue=1,
keyable=False,
channelBox=True)
lowHTracking_att = attribute.addAttribute(low_ctl,
"hTracking",
"float",
.01,
minValue=0,
maxValue=1,
keyable=False,
channelBox=True)
mult_node = node.createMulNode(upVTracking_att, aimTrigger_ref.attr("ty"))
pm.connectAttr(mult_node + ".outputX", trackLvl[0].attr("ty"))
mult_node = node.createMulNode(upHTracking_att, aimTrigger_ref.attr("tx"))
pm.connectAttr(mult_node + ".outputX", trackLvl[0].attr("tx"))
mult_node = node.createMulNode(lowVTracking_att, aimTrigger_ref.attr("ty"))
pm.connectAttr(mult_node + ".outputX", trackLvl[1].attr("ty"))
mult_node = node.createMulNode(lowHTracking_att, aimTrigger_ref.attr("tx"))
pm.connectAttr(mult_node + ".outputX", trackLvl[1].attr("tx"))
# Tension on blink
node.createReverseNode(blink_att, w1.scale[0])
node.createReverseNode(blink_att, w3.scale[0])
node.createReverseNode(blink_att, w2.scale[0])
node.createReverseNode(blink_att, w4.scale[0])
###########################################
# Reparenting
###########################################
if parent:
try:
if isinstance(parent, basestring):
parent = pm.PyNode(parent)
parent.addChild(eye_root)
except pm.MayaNodeError:
pm.displayWarning("The eye rig can not be parent to: %s. Maybe "
"this object doesn't exist." % parent)
###########################################
# Auto Skinning
###########################################
if doSkin:
# eyelid vertex rows
totalLoops = rigidLoops + falloffLoops
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(rigidLoops):
for rr in range(2):
skinPercList.append(1.0)
increment = 1.0 / float(falloffLoops)
# we invert to smooth out from 100 to 0
inv = 1.0 - increment
for r in range(falloffLoops):
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
geo = pm.listRelatives(edgeLoopList[0], parent=True)[0]
# Check if the object has a skinCluster
objName = pm.listRelatives(geo, parent=True)[0]
skinCluster = skin.getSkinCluster(objName)
if not skinCluster:
skinCluster = pm.skinCluster(headJnt,
geo,
tsb=True,
nw=2,
n='skinClsEyelid')
eyelidJoints = upperEyelid_jnt + lowerEyelid_jnt
pm.progressWindow(title='Auto skinning process',
progress=0,
max=len(eyelidJoints))
firstBoundary = False
for jnt in eyelidJoints:
pm.progressWindow(e=True, step=1, status='\nSkinning %s' % jnt)
skinCluster.addInfluence(jnt, weight=0)
v = meshNavigation.getClosestVertexFromTransform(geo, jnt)
for row in vertexRowList:
if v in row:
it = 0 # iterator
inc = 1 # increment
for i, rv in enumerate(row):
try:
perc = skinPercList[it]
t_val = [(jnt, perc), (headJnt, 1.0 - perc)]
pm.skinPercent(skinCluster,
rv,
transformValue=t_val)
if rv.isOnBoundary():
# we need to compare with the first boundary
# to check if the row have inverted direction
# and offset the value
if not firstBoundary:
firstBoundary = True
firstBoundaryValue = it
else:
if it < firstBoundaryValue:
it -= 1
elif it > firstBoundaryValue:
it += 1
inc = 2
except IndexError:
continue
it = it + inc
pm.progressWindow(e=True, endProgress=True)
# Eye Mesh skinning
skinCluster = skin.getSkinCluster(eyeMesh)
if not skinCluster:
skinCluster = pm.skinCluster(eyeCenter_jnt,
eyeMesh,
tsb=True,
nw=1,
n='skinClsEye')