Exemplo n.º 1
0
def matchPosfromBBox(*args):
    """
    Match the position of one object, using the boundig box center of another object.
    """
    source = pm.selected()[0]
    target = pm.selected()[1]

    center = mnav.bboxCenter(source, radius=False)

    target.setTranslation(center, space="world")
Exemplo n.º 2
0
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')