def addObjects(self):
"""Add all the objects needed to create the component."""
self.WIP = self.options["mode"]
self.normal = self.getNormalFromPos(self.guide.apos)
self.length0 = vector.getDistance(self.guide.apos[0],
self.guide.apos[1])
self.length1 = vector.getDistance(self.guide.apos[1],
self.guide.apos[2])
self.length2 = vector.getDistance(self.guide.apos[2],
self.guide.apos[3])
# 1 bone chain for upv ref
self.legChainUpvRef = primitive.add2DChain(
self.root, self.getName("legUpvRef%s_jnt"),
[self.guide.apos[0], self.guide.apos[2]], self.normal, False,
self.WIP)
self.legChainUpvRef[1].setAttr(
"jointOrientZ",
self.legChainUpvRef[1].getAttr("jointOrientZ") * -1)
# extra neutral pose
t = transform.getTransformFromPos(self.guide.apos[0])
self.root_npo = primitive.addTransform(self.root,
self.getName("root_npo"), t)
self.root_ctl = self.addCtl(self.root_npo,
"root_ctl",
t,
self.color_fk,
"circle",
w=self.length0 / 6,
tp=self.parentCtlTag)
# FK Controlers -----------------------------------
t = transform.getTransformLookingAt(self.guide.apos[0],
self.guide.apos[1], self.normal,
"xz", self.negate)
self.fk0_npo = primitive.addTransform(self.root_ctl,
self.getName("fk0_npo"), t)
self.fk0_ctl = self.addCtl(self.fk0_npo,
"fk0_ctl",
t,
self.color_fk,
"cube",
w=self.length0,
h=self.size * .1,
d=self.size * .1,
po=datatypes.Vector(
.5 * self.length0 * self.n_factor, 0,
0),
tp=self.root_ctl)
attribute.setKeyableAttributes(
self.fk0_ctl, ["tx", "ty", "tz", "ro", "rx", "ry", "rz", "sx"])
t = transform.getTransformLookingAt(self.guide.apos[1],
self.guide.apos[2], self.normal,
"xz", self.negate)
self.fk1_npo = primitive.addTransform(self.fk0_ctl,
self.getName("fk1_npo"), t)
self.fk1_ctl = self.addCtl(self.fk1_npo,
"fk1_ctl",
t,
self.color_fk,
"cube",
w=self.length1,
h=self.size * .1,
d=self.size * .1,
po=datatypes.Vector(
.5 * self.length1 * self.n_factor, 0,
0),
tp=self.fk0_ctl)
attribute.setKeyableAttributes(
self.fk1_ctl, ["tx", "ty", "tz", "ro", "rx", "ry", "rz", "sx"])
t = transform.getTransformLookingAt(self.guide.apos[2],
self.guide.apos[3], self.normal,
"xz", self.negate)
self.fk2_npo = primitive.addTransform(self.fk1_ctl,
self.getName("fk2_npo"), t)
self.fk2_ctl = self.addCtl(self.fk2_npo,
"fk2_ctl",
t,
self.color_fk,
"cube",
w=self.length2,
h=self.size * .1,
d=self.size * .1,
po=datatypes.Vector(
.5 * self.length2 * self.n_factor, 0,
0),
tp=self.fk1_ctl)
attribute.setKeyableAttributes(self.fk2_ctl)
self.fk_ctl = [self.fk0_ctl, self.fk1_ctl, self.fk2_ctl]
for x in self.fk_ctl:
attribute.setInvertMirror(x, ["tx", "ty", "tz"])
# IK Controlers -----------------------------------
self.ik_cns = primitive.addTransformFromPos(self.root_ctl,
self.getName("ik_cns"),
self.guide.pos["ankle"])
self.ikcns_ctl = self.addCtl(self.ik_cns,
"ikcns_ctl",
transform.getTransformFromPos(
self.guide.pos["ankle"]),
self.color_ik,
"null",
w=self.size * .12,
tp=self.root_ctl)
attribute.setInvertMirror(self.ikcns_ctl, ["tx"])
m = transform.getTransformLookingAt(self.guide.pos["ankle"],
self.guide.pos["eff"], self.x_axis,
"zx", False)
self.ik_ctl = self.addCtl(self.ikcns_ctl,
"ik_ctl",
transform.getTransformFromPos(
self.guide.pos["ankle"]),
self.color_ik,
"cube",
w=self.size * .12,
h=self.size * .12,
d=self.size * .12,
tp=self.ikcns_ctl)
attribute.setKeyableAttributes(self.ik_ctl)
attribute.setRotOrder(self.ik_ctl, "XZY")
attribute.setInvertMirror(self.ik_ctl, ["tx", "ry", "rz"])
# upv
v = self.guide.apos[2] - self.guide.apos[0]
v = self.normal ^ v
v.normalize()
v *= self.size * .5
v += self.guide.apos[1]
self.upv_cns = primitive.addTransformFromPos(self.ik_ctl,
self.getName("upv_cns"),
v)
self.upv_ctl = self.addCtl(self.upv_cns,
"upv_ctl",
transform.getTransform(self.upv_cns),
self.color_ik,
"diamond",
w=self.size * .12,
tp=self.root_ctl)
if self.settings["mirrorMid"]:
if self.negate:
self.upv_cns.rz.set(180)
self.upv_cns.sy.set(-1)
else:
attribute.setInvertMirror(self.upv_ctl, ["tx"])
attribute.setKeyableAttributes(self.upv_ctl, self.t_params)
# References --------------------------------------
self.ik_ref = primitive.addTransform(
self.ik_ctl, self.getName("ik_ref"),
transform.getTransform(self.ik_ctl))
self.fk_ref = primitive.addTransform(
self.fk_ctl[2], self.getName("fk_ref"),
transform.getTransform(self.ik_ctl))
# Chain --------------------------------------------
# The outputs of the ikfk2bone solver
self.bone0 = primitive.addLocator(
self.root_ctl, self.getName("0_bone"),
transform.getTransform(self.fk_ctl[0]))
self.bone0_shp = self.bone0.getShape()
self.bone0_shp.setAttr("localPositionX", self.n_factor * .5)
self.bone0_shp.setAttr("localScale", .5, 0, 0)
self.bone0.setAttr("sx", self.length0)
self.bone0.setAttr("visibility", False)
self.bone1 = primitive.addLocator(
self.root_ctl, self.getName("1_bone"),
transform.getTransform(self.fk_ctl[1]))
self.bone1_shp = self.bone1.getShape()
self.bone1_shp.setAttr("localPositionX", self.n_factor * .5)
self.bone1_shp.setAttr("localScale", .5, 0, 0)
self.bone1.setAttr("sx", self.length1)
self.bone1.setAttr("visibility", False)
tA = transform.getTransformLookingAt(self.guide.apos[0],
self.guide.apos[1], self.normal,
"xz", self.negate)
tA = transform.setMatrixPosition(tA, self.guide.apos[1])
tB = transform.getTransformLookingAt(self.guide.apos[1],
self.guide.apos[2], self.normal,
"xz", self.negate)
t = transform.getInterpolateTransformMatrix(tA, tB)
self.ctrn_loc = primitive.addTransform(self.root,
self.getName("ctrn_loc"), t)
self.eff_loc = primitive.addTransformFromPos(self.root_ctl,
self.getName("eff_loc"),
self.guide.apos[2])
# tws_ref
t = transform.getRotationFromAxis(datatypes.Vector(0, -1, 0),
self.normal, "xz", self.negate)
t = transform.setMatrixPosition(t, self.guide.pos["ankle"])
self.tws_ref = primitive.addTransform(self.eff_loc,
self.getName("tws_ref"), t)
# Mid Controler ------------------------------------
t = transform.getTransform(self.ctrn_loc)
self.mid_cns = primitive.addTransform(self.ctrn_loc,
self.getName("mid_cns"), t)
self.mid_ctl = self.addCtl(self.mid_cns,
"mid_ctl",
t,
self.color_ik,
"sphere",
w=self.size * .2,
tp=self.root_ctl)
if self.settings["mirrorMid"]:
if self.negate:
self.mid_cns.rz.set(180)
self.mid_cns.sz.set(-1)
else:
attribute.setInvertMirror(self.mid_ctl, ["tx", "ty", "tz"])
attribute.setKeyableAttributes(self.mid_ctl, self.t_params)
# Twist references ---------------------------------
x = datatypes.Vector(0, -1, 0)
x = x * transform.getTransform(self.eff_loc)
z = datatypes.Vector(self.normal.x, self.normal.y, self.normal.z)
z = z * transform.getTransform(self.eff_loc)
m = transform.getRotationFromAxis(x, z, "xz", self.negate)
m = transform.setMatrixPosition(m,
transform.getTranslation(self.ik_ctl))
self.tws0_loc = primitive.addTransform(
self.root_ctl, self.getName("tws0_loc"),
transform.getTransform(self.fk_ctl[0]))
self.tws0_rot = primitive.addTransform(
self.tws0_loc, self.getName("tws0_rot"),
transform.getTransform(self.fk_ctl[0]))
self.tws1_loc = primitive.addTransform(
self.ctrn_loc, self.getName("tws1_loc"),
transform.getTransform(self.ctrn_loc))
self.tws1_rot = primitive.addTransform(
self.tws1_loc, self.getName("tws1_rot"),
transform.getTransform(self.ctrn_loc))
self.tws1A_npo = primitive.addTransform(self.mid_ctl,
self.getName("tws1A_npo"), tA)
self.tws1A_loc = primitive.addTransform(self.tws1A_npo,
self.getName("tws1A_loc"), tA)
self.tws1B_npo = primitive.addTransform(self.mid_ctl,
self.getName("tws1B_npo"), tB)
self.tws1B_loc = primitive.addTransform(self.tws1B_npo,
self.getName("tws1B_loc"), tB)
self.tws2_npo = primitive.addTransform(
self.root, self.getName("tws2_npo"),
transform.getTransform(self.fk_ctl[2]))
self.tws2_loc = primitive.addTransform(
self.tws2_npo, self.getName("tws2_loc"),
transform.getTransform(self.fk_ctl[2]))
self.tws2_rot = primitive.addTransform(
self.tws2_npo, self.getName("tws2_rot"),
transform.getTransform(self.fk_ctl[2]))
# Roll twist chain ---------------------------------
# Arm
self.uplegChainPos = []
ii = 1.0 / (self.settings["div0"] + 1)
i = 0.0
for p in range(self.settings["div0"] + 2):
self.uplegChainPos.append(
vector.linearlyInterpolate(self.guide.pos["root"],
self.guide.pos["knee"],
blend=i))
i = i + ii
self.uplegTwistChain = primitive.add2DChain(
self.root, self.getName("uplegTwist%s_jnt"), self.uplegChainPos,
self.normal, False, self.WIP)
# Forearm
self.lowlegChainPos = []
ii = 1.0 / (self.settings["div1"] + 1)
i = 0.0
for p in range(self.settings["div1"] + 2):
self.lowlegChainPos.append(
vector.linearlyInterpolate(self.guide.pos["knee"],
self.guide.pos["ankle"],
blend=i))
i = i + ii
self.lowlegTwistChain = primitive.add2DChain(
self.root, self.getName("lowlegTwist%s_jnt"), self.lowlegChainPos,
self.normal, False, self.WIP)
pm.parent(self.lowlegTwistChain[0], self.mid_ctl)
# Hand Aux chain and nonroll
self.auxChainPos = []
ii = .5
i = 0.0
for p in range(3):
self.auxChainPos.append(
vector.linearlyInterpolate(self.guide.pos["ankle"],
self.guide.pos["eff"],
blend=i))
i = i + ii
t = self.root.getMatrix(worldSpace=True)
self.aux_npo = primitive.addTransform(self.root,
self.getName("aux_npo"), t)
self.auxTwistChain = primitive.add2DChain(
self.aux_npo, self.getName("auxTwist%s_jnt"),
self.lowlegChainPos[:3], self.normal, False, self.WIP)
# Non Roll join ref ---------------------------------
self.uplegRollRef = primitive.add2DChain(
self.root, self.getName("uplegRollRef%s_jnt"),
self.uplegChainPos[:2], self.normal, False, self.WIP)
self.lowlegRollRef = primitive.add2DChain(
self.aux_npo, self.getName("lowlegRollRef%s_jnt"),
self.lowlegChainPos[:2], self.normal, False, self.WIP)
# Divisions ----------------------------------------
# We have at least one division at the start, the end and one for the
# elbow. + 2 for knee angle control
self.divisions = self.settings["div0"] + self.settings["div1"] + 4
self.div_cns = []
for i in range(self.divisions):
div_cns = primitive.addTransform(self.root_ctl,
self.getName("div%s_loc" % i))
self.div_cns.append(div_cns)
self.jnt_pos.append([div_cns, i])
# End reference ------------------------------------
# To help the deformation on the ankle
self.end_ref = primitive.addTransform(self.eff_loc,
self.getName("end_ref"), m)
for a in "xyz":
self.end_ref.attr("s%s" % a).set(1.0)
if self.negate:
self.end_ref.attr("ry").set(-180.0)
self.jnt_pos.append([self.end_ref, 'end'])
# Tangent controls
t = transform.getInterpolateTransformMatrix(self.fk_ctl[0],
self.tws1A_npo, .5)
self.uplegTangentA_loc = primitive.addTransform(
self.root_ctl, self.getName("uplegTangentA_loc"),
self.fk_ctl[0].getMatrix(worldSpace=True))
self.uplegTangentA_npo = primitive.addTransform(
self.uplegTangentA_loc, self.getName("uplegTangentA_npo"), t)
self.uplegTangentA_ctl = self.addCtl(self.uplegTangentA_npo,
"uplegTangentA_ctl",
t,
self.color_ik,
"circle",
w=self.size * .2,
ro=datatypes.Vector(
0, 0, 1.570796),
tp=self.mid_ctl)
if self.negate:
self.uplegTangentA_npo.rz.set(180)
self.uplegTangentA_npo.sz.set(-1)
attribute.setKeyableAttributes(self.uplegTangentA_ctl, self.t_params)
t = transform.getInterpolateTransformMatrix(self.fk_ctl[0],
self.tws1A_npo, .9)
self.uplegTangentB_npo = primitive.addTransform(
self.tws1A_loc, self.getName("uplegTangentB_npo"), t)
self.uplegTangentB_ctl = self.addCtl(self.uplegTangentB_npo,
"uplegTangentB_ctl",
t,
self.color_ik,
"circle",
w=self.size * .1,
ro=datatypes.Vector(
0, 0, 1.570796),
tp=self.mid_ctl)
if self.negate:
self.uplegTangentB_npo.rz.set(180)
self.uplegTangentB_npo.sz.set(-1)
attribute.setKeyableAttributes(self.uplegTangentB_ctl, self.t_params)
tC = self.tws1B_npo.getMatrix(worldSpace=True)
tC = transform.setMatrixPosition(tC, self.guide.apos[2])
t = transform.getInterpolateTransformMatrix(self.tws1B_npo, tC, .1)
self.lowlegTangentA_npo = primitive.addTransform(
self.tws1B_loc, self.getName("lowlegTangentA_npo"), t)
self.lowlegTangentA_ctl = self.addCtl(self.lowlegTangentA_npo,
"lowlegTangentA_ctl",
t,
self.color_ik,
"circle",
w=self.size * .1,
ro=datatypes.Vector(
0, 0, 1.570796),
tp=self.mid_ctl)
if self.negate:
self.lowlegTangentA_npo.rz.set(180)
self.lowlegTangentA_npo.sz.set(-1)
attribute.setKeyableAttributes(self.lowlegTangentA_ctl, self.t_params)
t = transform.getInterpolateTransformMatrix(self.tws1B_npo, tC, .5)
self.lowlegTangentB_loc = primitive.addTransform(
self.root, self.getName("lowlegTangentB_loc"), tC)
self.lowlegTangentB_npo = primitive.addTransform(
self.lowlegTangentB_loc, self.getName("lowlegTangentB_npo"), t)
self.lowlegTangentB_ctl = self.addCtl(self.lowlegTangentB_npo,
"lowlegTangentB_ctl",
t,
self.color_ik,
"circle",
w=self.size * .2,
ro=datatypes.Vector(
0, 0, 1.570796),
tp=self.mid_ctl)
if self.negate:
self.lowlegTangentB_npo.rz.set(180)
self.lowlegTangentB_npo.sz.set(-1)
attribute.setKeyableAttributes(self.lowlegTangentB_ctl, self.t_params)
t = self.mid_ctl.getMatrix(worldSpace=True)
self.kneeTangent_npo = primitive.addTransform(
self.mid_ctl, self.getName("kneeTangent_npo"), t)
self.kneeTangent_ctl = self.addCtl(self.kneeTangent_npo,
"kneeTangent_ctl",
t,
self.color_fk,
"circle",
w=self.size * .25,
ro=datatypes.Vector(0, 0, 1.570796),
tp=self.mid_ctl)
if self.negate:
self.kneeTangent_npo.rz.set(180)
self.kneeTangent_npo.sz.set(-1)
attribute.setKeyableAttributes(self.kneeTangent_ctl, self.t_params)
# match IK FK references
self.match_fk0_off = primitive.addTransform(
self.root, self.getName("matchFk0_npo"),
transform.getTransform(self.fk_ctl[1]))
self.match_fk0 = primitive.addTransform(
self.match_fk0_off, self.getName("fk0_mth"),
transform.getTransform(self.fk_ctl[0]))
self.match_fk1_off = primitive.addTransform(
self.root, self.getName("matchFk1_npo"),
transform.getTransform(self.fk_ctl[2]))
self.match_fk1 = primitive.addTransform(
self.match_fk1_off, self.getName("fk1_mth"),
transform.getTransform(self.fk_ctl[1]))
self.match_fk2 = primitive.addTransform(
self.ik_ctl, self.getName("fk2_mth"),
transform.getTransform(self.fk_ctl[2]))
self.match_ik = primitive.addTransform(
self.fk2_ctl, self.getName("ik_mth"),
transform.getTransform(self.ik_ctl))
self.match_ikUpv = primitive.addTransform(
self.fk0_ctl, self.getName("upv_mth"),
transform.getTransform(self.upv_ctl))
# add visual reference
self.line_ref = icon.connection_display_curve(
self.getName("visalRef"), [self.upv_ctl, self.mid_ctl])
def addObjects(self):
"""Add all the objects needed to create the component."""
self.WIP = self.options["mode"]
self.normal = self.getNormalFromPos(self.guide.apos)
self.length0 = vector.getDistance(self.guide.apos[0],
self.guide.apos[1])
self.length1 = vector.getDistance(self.guide.apos[1],
self.guide.apos[2])
self.length2 = vector.getDistance(self.guide.apos[2],
self.guide.apos[3])
# 1 bone chain for upv ref
self.legChainUpvRef = primitive.add2DChain(
self.root, self.getName("legUpvRef%s_jnt"),
[self.guide.apos[0], self.guide.apos[2]], self.normal, False,
self.WIP)
self.legChainUpvRef[1].setAttr(
"jointOrientZ",
self.legChainUpvRef[1].getAttr("jointOrientZ") * -1)
# extra neutral pose
t = transform.getTransformFromPos(self.guide.apos[0])
self.root_npo = primitive.addTransform(self.root,
self.getName("root_npo"), t)
self.root_ctl = self.addCtl(self.root_npo,
"root_ctl",
t,
self.color_fk,
"circle",
w=self.length0 / 6,
tp=self.parentCtlTag)
# FK Controlers -----------------------------------
t = transform.getTransformLookingAt(self.guide.apos[0],
self.guide.apos[1], self.normal,
"xz", self.negate)
self.fk0_npo = primitive.addTransform(self.root_ctl,
self.getName("fk0_npo"), t)
po_vec = datatypes.Vector(.5 * self.length0 * self.n_factor, 0, 0)
self.fk0_ctl = self.addCtl(self.fk0_npo,
"fk0_ctl",
t,
self.color_fk,
"cube",
w=self.length0,
h=self.size * .1,
d=self.size * .1,
po=po_vec,
tp=self.root_ctl)
attribute.setKeyableAttributes(
self.fk0_ctl, ["tx", "ty", "tz", "ro", "rx", "ry", "rz", "sx"])
t = transform.getTransformLookingAt(self.guide.apos[1],
self.guide.apos[2], self.normal,
"xz", self.negate)
self.fk1_npo = primitive.addTransform(self.fk0_ctl,
self.getName("fk1_npo"), t)
po_vec = datatypes.Vector(.5 * self.length1 * self.n_factor, 0, 0)
self.fk1_ctl = self.addCtl(self.fk1_npo,
"fk1_ctl",
t,
self.color_fk,
"cube",
w=self.length1,
h=self.size * .1,
d=self.size * .1,
po=po_vec,
tp=self.fk0_ctl)
attribute.setKeyableAttributes(
self.fk1_ctl, ["tx", "ty", "tz", "ro", "rx", "ry", "rz", "sx"])
t = transform.getTransformLookingAt(self.guide.apos[2],
self.guide.apos[3], self.normal,
"xz", self.negate)
self.fk2_npo = primitive.addTransform(self.fk1_ctl,
self.getName("fk2_npo"), t)
po_vec = datatypes.Vector(.5 * self.length2 * self.n_factor, 0, 0)
self.fk2_ctl = self.addCtl(self.fk2_npo,
"fk2_ctl",
t,
self.color_fk,
"cube",
w=self.length2,
h=self.size * .1,
d=self.size * .1,
po=po_vec,
tp=self.fk1_ctl)
attribute.setKeyableAttributes(self.fk2_ctl)
self.fk_ctl = [self.fk0_ctl, self.fk1_ctl, self.fk2_ctl]
for x in self.fk_ctl:
attribute.setInvertMirror(x, ["tx", "ty", "tz"])
# IK Controlers -----------------------------------
self.ik_cns = primitive.addTransformFromPos(self.root_ctl,
self.getName("ik_cns"),
self.guide.pos["ankle"])
self.ikcns_ctl = self.addCtl(self.ik_cns,
"ikcns_ctl",
transform.getTransformFromPos(
self.guide.pos["ankle"]),
self.color_ik,
"null",
w=self.size * .12,
tp=self.root_ctl)
attribute.setInvertMirror(self.ikcns_ctl, ["tx"])
m = transform.getTransformLookingAt(self.guide.pos["ankle"],
self.guide.pos["eff"], self.x_axis,
"zx", False)
self.ik_ctl = self.addCtl(self.ikcns_ctl,
"ik_ctl",
transform.getTransformFromPos(
self.guide.pos["ankle"]),
self.color_ik,
"cube",
w=self.size * .12,
h=self.size * .12,
d=self.size * .12,
tp=self.ikcns_ctl)
attribute.setKeyableAttributes(self.ik_ctl)
attribute.setRotOrder(self.ik_ctl, "XZY")
attribute.setInvertMirror(self.ik_ctl, ["tx", "ry", "rz"])
# upv
v = self.guide.apos[2] - self.guide.apos[0]
v = self.normal ^ v
v.normalize()
v *= self.size * .5
v += self.guide.apos[1]
self.upv_cns = primitive.addTransformFromPos(self.ik_ctl,
self.getName("upv_cns"),
v)
self.upv_ctl = self.addCtl(self.upv_cns,
"upv_ctl",
transform.getTransform(self.upv_cns),
self.color_ik,
"diamond",
w=self.size * .12,
tp=self.root_ctl)
if self.settings["mirrorMid"]:
if self.negate:
self.upv_cns.rz.set(180)
self.upv_cns.sy.set(-1)
else:
attribute.setInvertMirror(self.upv_ctl, ["tx"])
attribute.setKeyableAttributes(self.upv_ctl, self.t_params)
# References --------------------------------------
self.ik_ref = primitive.addTransform(
self.ik_ctl, self.getName("ik_ref"),
transform.getTransform(self.ik_ctl))
self.fk_ref = primitive.addTransform(
self.fk_ctl[2], self.getName("fk_ref"),
transform.getTransform(self.ik_ctl))
# Chain --------------------------------------------
# The outputs of the ikfk2bone solver
self.bone0 = primitive.addLocator(
self.root_ctl, self.getName("0_bone"),
transform.getTransform(self.fk_ctl[0]))
self.bone0_shp = self.bone0.getShape()
self.bone0_shp.setAttr("localPositionX", self.n_factor * .5)
self.bone0_shp.setAttr("localScale", .5, 0, 0)
self.bone0.setAttr("sx", self.length0)
self.bone0.setAttr("visibility", False)
self.bone1 = primitive.addLocator(
self.root_ctl, self.getName("1_bone"),
transform.getTransform(self.fk_ctl[1]))
self.bone1_shp = self.bone1.getShape()
self.bone1_shp.setAttr("localPositionX", self.n_factor * .5)
self.bone1_shp.setAttr("localScale", .5, 0, 0)
self.bone1.setAttr("sx", self.length1)
self.bone1.setAttr("visibility", False)
self.ctrn_loc = primitive.addTransformFromPos(self.root_ctl,
self.getName("ctrn_loc"),
self.guide.apos[1])
self.eff_loc = primitive.addTransformFromPos(self.root_ctl,
self.getName("eff_loc"),
self.guide.apos[2])
# tws_ref
t = transform.getRotationFromAxis(datatypes.Vector(0, -1, 0),
self.normal, "xz", self.negate)
t = transform.setMatrixPosition(t, self.guide.pos["ankle"])
self.tws_ref = primitive.addTransform(self.eff_loc,
self.getName("tws_ref"), t)
# Mid Controler ------------------------------------
t = transform.getTransform(self.ctrn_loc)
self.mid_cns = primitive.addTransform(self.ctrn_loc,
self.getName("mid_cns"), t)
self.mid_ctl = self.addCtl(self.mid_cns,
"mid_ctl",
t,
self.color_ik,
"sphere",
w=self.size * .2,
tp=self.root_ctl)
if self.settings["mirrorMid"]:
if self.negate:
self.mid_cns.rz.set(180)
self.mid_cns.sz.set(-1)
else:
attribute.setInvertMirror(self.mid_ctl, ["tx", "ty", "tz"])
# Twist references ---------------------------------
x = datatypes.Vector(0, -1, 0)
x = x * transform.getTransform(self.eff_loc)
z = datatypes.Vector(self.normal.x, self.normal.y, self.normal.z)
z = z * transform.getTransform(self.eff_loc)
m = transform.getRotationFromAxis(x, z, "xz", self.negate)
m = transform.setMatrixPosition(m,
transform.getTranslation(self.ik_ctl))
self.rollRef = primitive.add2DChain(self.root,
self.getName("rollChain"),
self.guide.apos[:2], self.normal,
self.negate, self.WIP)
self.tws0_loc = primitive.addTransform(
self.rollRef[0], self.getName("tws0_loc"),
transform.getTransform(self.fk_ctl[0]))
self.tws0_rot = primitive.addTransform(
self.tws0_loc, self.getName("tws0_rot"),
transform.getTransform(self.fk_ctl[0]))
self.tws1_loc = primitive.addTransform(
self.ctrn_loc, self.getName("tws1_loc"),
transform.getTransform(self.ctrn_loc))
self.tws1_rot = primitive.addTransform(
self.tws1_loc, self.getName("tws1_rot"),
transform.getTransform(self.ctrn_loc))
self.tws2_loc = primitive.addTransform(
self.root_ctl, self.getName("tws2_loc"),
transform.getTransform(self.tws_ref))
self.tws2_rot = primitive.addTransform(
self.tws2_loc, self.getName("tws2_rot"),
transform.getTransform(self.tws_ref))
self.tws2_rot.setAttr("sx", .001)
# Divisions ----------------------------------------
# We have at least one division at the start, the end and one for
# the elbow. + 2 for knee angle control
self.divisions = self.settings["div0"] + self.settings["div1"] + 3 + 2
self.div_cns = []
for i in range(self.divisions):
div_cns = primitive.addTransform(self.root_ctl,
self.getName("div%s_loc" % i))
self.div_cns.append(div_cns)
self.jnt_pos.append([div_cns, i])
# End reference ------------------------------------
# To help the deformation on the ankle
self.end_ref = primitive.addTransform(self.tws2_rot,
self.getName("end_ref"), m)
self.jnt_pos.append([self.end_ref, 'end'])
# match IK FK references
self.match_fk0_off = primitive.addTransform(
self.root, self.getName("matchFk0_npo"),
transform.getTransform(self.fk_ctl[1]))
self.match_fk0 = primitive.addTransform(
self.match_fk0_off, self.getName("fk0_mth"),
transform.getTransform(self.fk_ctl[0]))
self.match_fk1_off = primitive.addTransform(
self.root, self.getName("matchFk1_npo"),
transform.getTransform(self.fk_ctl[2]))
self.match_fk1 = primitive.addTransform(
self.match_fk1_off, self.getName("fk1_mth"),
transform.getTransform(self.fk_ctl[1]))
self.match_fk2 = primitive.addTransform(
self.ik_ctl, self.getName("fk2_mth"),
transform.getTransform(self.fk_ctl[2]))
self.match_ik = primitive.addTransform(
self.fk2_ctl, self.getName("ik_mth"),
transform.getTransform(self.ik_ctl))
self.match_ikUpv = primitive.addTransform(
self.fk0_ctl, self.getName("upv_mth"),
transform.getTransform(self.upv_ctl))
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.
"""
# Soft condition
soft_cond_node = node.createConditionNode(self.soft_attr, 0.0001, 4,
0.0001, self.soft_attr)
self.soft_attr_cond = soft_cond_node.outColorR
if self.settings["ikSolver"]:
self.ikSolver = "ikRPsolver"
else:
pm.mel.eval("ikSpringSolver;")
self.ikSolver = "ikSpringSolver"
# 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.upv_cns, mo=True)
# mid joints ================================================
for xjnt, midJ in zip(self.legBones[1:3],
[self.mid1_jnt, self.mid2_jnt]):
node.createPairBlend(None, xjnt, .5, 1, midJ)
pm.connectAttr(xjnt + ".translate", midJ + ".translate", f=True)
pm.parentConstraint(self.mid1_jnt, self.knee_lvl)
pm.parentConstraint(self.mid2_jnt, self.ankle_lvl)
# joint length multiply
multJnt1_node = node.createMulNode(self.boneALenght_attr,
self.boneALenghtMult_attr)
multJnt2_node = node.createMulNode(self.boneBLenght_attr,
self.boneBLenghtMult_attr)
multJnt3_node = node.createMulNode(self.boneCLenght_attr,
self.boneCLenghtMult_attr)
# # IK 3 bones ===============================================
self.ikHandle = primitive.addIkHandle(self.softblendLoc,
self.getName("ik3BonesHandle"),
self.chain3bones, self.ikSolver,
self.upv_ctl)
# TwistTest
if [round(elem, 4)
for elem in transform.getTranslation(self.chain3bones[1])] \
!= [round(elem, 4) for elem in self.guide.apos[1]]:
add_nodeTwist = node.createAddNode(180.0, self.roll_att)
else:
add_nodeTwist = node.createAddNode(0, self.roll_att)
if self.negate:
mulVal = 1
else:
mulVal = -1
node.createMulNode(add_nodeTwist + ".output", mulVal,
self.ikHandle.attr("twist"))
# stable spring solver doble rotation
pm.pointConstraint(self.root_ctl, self.chain3bones[0])
# softIK 3 bones operators
applyop.aimCns(self.aim_tra,
self.ik_ref,
axis="zx",
wupType=4,
wupVector=[1, 0, 0],
wupObject=self.root_ctl,
maintainOffset=False)
plusTotalLength_node = node.createPlusMinusAverage1D([
multJnt1_node.attr("outputX"),
multJnt2_node.attr("outputX"),
multJnt3_node.attr("outputX")
])
subtract1_node = node.createPlusMinusAverage1D(
[plusTotalLength_node.attr("output1D"), self.soft_attr_cond], 2)
distance1_node = node.createDistNode(self.ik_ref, self.aim_tra)
div1_node = node.createDivNode(1.0, self.rig.global_ctl + ".sx")
mult1_node = node.createMulNode(distance1_node + ".distance",
div1_node + ".outputX")
subtract2_node = node.createPlusMinusAverage1D(
[mult1_node.attr("outputX"),
subtract1_node.attr("output1D")], 2)
div2_node = node.createDivNode(subtract2_node + ".output1D",
self.soft_attr_cond)
mult2_node = node.createMulNode(-1, div2_node + ".outputX")
power_node = node.createPowNode(self.softSpeed_attr,
mult2_node + ".outputX")
mult3_node = node.createMulNode(self.soft_attr_cond,
power_node + ".outputX")
subtract3_node = node.createPlusMinusAverage1D([
plusTotalLength_node.attr("output1D"),
mult3_node.attr("outputX")
], 2)
cond1_node = node.createConditionNode(
self.soft_attr_cond, 0, 2, subtract3_node + ".output1D",
plusTotalLength_node + ".output1D")
cond2_node = node.createConditionNode(mult1_node + ".outputX",
subtract1_node + ".output1D", 2,
cond1_node + ".outColorR",
mult1_node + ".outputX")
pm.connectAttr(cond2_node + ".outColorR", self.wristSoftIK + ".tz")
# soft blend
pc_node = pm.pointConstraint(self.wristSoftIK, self.ik_ref,
self.softblendLoc)
node.createReverseNode(self.stretch_attr,
pc_node + ".target[0].targetWeight")
pm.connectAttr(self.stretch_attr,
pc_node + ".target[1].targetWeight",
f=True)
# Stretch
distance2_node = node.createDistNode(self.softblendLoc,
self.wristSoftIK)
mult4_node = node.createMulNode(distance2_node + ".distance",
div1_node + ".outputX")
# bones
for i, mulNode in enumerate(
[multJnt1_node, multJnt2_node, multJnt3_node]):
div3_node = node.createDivNode(mulNode + ".outputX",
plusTotalLength_node + ".output1D")
mult5_node = node.createMulNode(mult4_node + ".outputX",
div3_node + ".outputX")
mult6_node = node.createMulNode(self.stretch_attr,
mult5_node + ".outputX")
node.createPlusMinusAverage1D(
[mulNode.attr("outputX"),
mult6_node.attr("outputX")], 1,
self.chain3bones[i + 1] + ".tx")
# IK 2 bones ===============================================
self.ikHandle2 = primitive.addIkHandle(self.softblendLoc2,
self.getName("ik2BonesHandle"),
self.chain2bones, self.ikSolver,
self.upv_ctl)
node.createMulNode(self.roll_att, mulVal, self.ikHandle2.attr("twist"))
# stable spring solver doble rotation
pm.pointConstraint(self.root_ctl, self.chain2bones[0])
parentc_node = pm.parentConstraint(self.ik2b_ikCtl_ref,
self.ik2b_bone_ref, self.ik2b_blend)
node.createReverseNode(self.fullIK_attr,
parentc_node + ".target[0].targetWeight")
pm.connectAttr(self.fullIK_attr,
parentc_node + ".target[1].targetWeight",
f=True)
# softIK 2 bones operators
applyop.aimCns(self.aim_tra2,
self.ik2b_ik_ref,
axis="zx",
wupType=4,
wupVector=[1, 0, 0],
wupObject=self.root_ctl,
maintainOffset=False)
plusTotalLength_node = node.createPlusMinusAverage1D(
[multJnt1_node.attr("outputX"),
multJnt2_node.attr("outputX")])
subtract1_node = node.createPlusMinusAverage1D(
[plusTotalLength_node.attr("output1D"), self.soft_attr_cond], 2)
distance1_node = node.createDistNode(self.ik2b_ik_ref, self.aim_tra2)
div1_node = node.createDivNode(1, self.rig.global_ctl + ".sx")
mult1_node = node.createMulNode(distance1_node + ".distance",
div1_node + ".outputX")
subtract2_node = node.createPlusMinusAverage1D(
[mult1_node.attr("outputX"),
subtract1_node.attr("output1D")], 2)
div2_node = node.createDivNode(subtract2_node + ".output1D",
self.soft_attr_cond)
mult2_node = node.createMulNode(-1, div2_node + ".outputX")
power_node = node.createPowNode(self.softSpeed_attr,
mult2_node + ".outputX")
mult3_node = node.createMulNode(self.soft_attr_cond,
power_node + ".outputX")
subtract3_node = node.createPlusMinusAverage1D([
plusTotalLength_node.attr("output1D"),
mult3_node.attr("outputX")
], 2)
cond1_node = node.createConditionNode(
self.soft_attr_cond, 0, 2, subtract3_node + ".output1D",
plusTotalLength_node + ".output1D")
cond2_node = node.createConditionNode(mult1_node + ".outputX",
subtract1_node + ".output1D", 2,
cond1_node + ".outColorR",
mult1_node + ".outputX")
pm.connectAttr(cond2_node + ".outColorR", self.ankleSoftIK + ".tz")
# soft blend
pc_node = pm.pointConstraint(self.ankleSoftIK, self.ik2b_ik_ref,
self.softblendLoc2)
node.createReverseNode(self.stretch_attr,
pc_node + ".target[0].targetWeight")
pm.connectAttr(self.stretch_attr,
pc_node + ".target[1].targetWeight",
f=True)
# Stretch
distance2_node = node.createDistNode(self.softblendLoc2,
self.ankleSoftIK)
mult4_node = node.createMulNode(distance2_node + ".distance",
div1_node + ".outputX")
for i, mulNode in enumerate([multJnt1_node, multJnt2_node]):
div3_node = node.createDivNode(mulNode + ".outputX",
plusTotalLength_node + ".output1D")
mult5_node = node.createMulNode(mult4_node + ".outputX",
div3_node + ".outputX")
mult6_node = node.createMulNode(self.stretch_attr,
mult5_node + ".outputX")
node.createPlusMinusAverage1D(
[mulNode.attr("outputX"),
mult6_node.attr("outputX")], 1,
self.chain2bones[i + 1] + ".tx")
# IK/FK connections
for i, x in enumerate(self.fk_ctl):
pm.parentConstraint(x, self.legBonesFK[i], mo=True)
for i, x in enumerate([self.chain2bones[0], self.chain2bones[1]]):
pm.parentConstraint(x, self.legBonesIK[i], mo=True)
pm.pointConstraint(self.ik2b_ik_ref, self.legBonesIK[2])
applyop.aimCns(self.legBonesIK[2],
self.roll_ctl,
axis="xy",
wupType=4,
wupVector=[0, 1, 0],
wupObject=self.legBonesIK[1],
maintainOffset=False)
pm.connectAttr(self.chain3bones[-1].attr("tx"),
self.legBonesIK[-1].attr("tx"))
# foot twist roll
pm.orientConstraint(self.ik_ref, self.legBonesIK[-1], mo=True)
node.createMulNode(-1, self.chain3bones[-1].attr("tx"),
self.ik2b_ik_ref.attr("tx"))
for i, x in enumerate(self.legBones):
node.createPairBlend(self.legBonesFK[i], self.legBonesIK[i],
self.blend_att, 1, x)
# Twist references ----------------------------------------
self.ikhArmRef, self.tmpCrv = applyop.splineIK(
self.getName("legRollRef"),
self.rollRef,
parent=self.root,
cParent=self.legBones[0])
initRound = .001
multVal = 1
multTangent_node = node.createMulNode(self.roundnessKnee_att, multVal)
add_node = node.createAddNode(multTangent_node + ".outputX", initRound)
pm.connectAttr(add_node + ".output", self.tws1_rot.attr("sx"))
for x in ["translate"]:
pm.connectAttr(self.knee_ctl.attr(x), self.tws1_loc.attr(x))
for x in "xy":
pm.connectAttr(self.knee_ctl.attr("r" + x),
self.tws1_loc.attr("r" + x))
multTangent_node = node.createMulNode(self.roundnessAnkle_att, multVal)
add_node = node.createAddNode(multTangent_node + ".outputX", initRound)
pm.connectAttr(add_node + ".output", self.tws2_rot.attr("sx"))
for x in ["translate"]:
pm.connectAttr(self.ankle_ctl.attr(x), self.tws2_loc.attr(x))
for x in "xy":
pm.connectAttr(self.ankle_ctl.attr("r" + x),
self.tws2_loc.attr("r" + x))
# Volume -------------------------------------------
distA_node = node.createDistNode(self.tws0_loc, self.tws1_loc)
distB_node = node.createDistNode(self.tws1_loc, self.tws2_loc)
distC_node = node.createDistNode(self.tws2_loc, self.tws3_loc)
add_node = node.createAddNode(distA_node + ".distance",
distB_node + ".distance")
add_node2 = node.createAddNode(distC_node + ".distance",
add_node + ".output")
div_node = node.createDivNode(add_node2 + ".output",
self.root_ctl.attr("sx"))
# comp scaling
dm_node = node.createDecomposeMatrixNode(self.root.attr("worldMatrix"))
div_node2 = node.createDivNode(div_node + ".outputX",
dm_node + ".outputScaleX")
self.volDriver_att = div_node2 + ".outputX"
# Flip Offset ----------------------------------------
pm.connectAttr(self.ankleFlipOffset_att, self.tws2_loc.attr("rz"))
pm.connectAttr(self.kneeFlipOffset_att, self.tws1_loc.attr("rz"))
# 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):
subdiv = False
if i == len(self.div_cns) - 1 or i == 0:
subdiv = 45
else:
subdiv = 45
if i < (self.settings["div0"] + 1):
perc = i * .333 / (self.settings["div0"] + 1.0)
elif i < (self.settings["div0"] + self.settings["div1"] + 2):
perc = i * .333 / (self.settings["div0"] + 1.0)
else:
perc = (.5 + (i - self.settings["div0"] - 3.0) * .5 /
(self.settings["div1"] + 1.0))
if i < (self.settings["div0"] + 2):
perc = i * .333 / (self.settings["div0"] + 1.0)
elif i < (self.settings["div0"] + self.settings["div1"] + 3):
perc = (.333 + (i - self.settings["div0"] - 1) * .333 /
(self.settings["div1"] + 1.0))
else:
perc = (
.666 +
(i - self.settings["div1"] - self.settings["div0"] - 2.0) *
.333 / (self.settings["div2"] + 1.0))
# we neet to offset the ankle and knee point to force the bone
# orientation to the nex bone span
if perc == .333:
perc = .3338
elif perc == .666:
perc = .6669
perc = max(.001, min(.999, perc))
# Roll
cts = [self.tws0_rot, self.tws1_rot, self.tws2_rot, self.tws3_rot]
o_node = applyop.gear_rollsplinekine_op(div_cns, cts, perc, subdiv)
pm.connectAttr(self.resample_att, o_node + ".resample")
pm.connectAttr(self.absolute_att, o_node + ".absolute")
# 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")
# Visibilities -------------------------------------
# fk
fkvis_node = node.createReverseNode(self.blend_att)
for ctrl in self.fk_ctl:
for shp in ctrl.getShapes():
pm.connectAttr(fkvis_node + ".outputX", shp.attr("visibility"))
# ik
for ctrl in [self.ik_ctl, self.roll_ctl]:
for shp in ctrl.getShapes():
pm.connectAttr(self.blend_att, shp.attr("visibility"))
# setup leg o_node scale compensate
pm.connectAttr(self.rig.global_ctl + ".scale", self.setup + ".scale")
return
def addObjects(self):
self.normal = self.getNormalFromPos(self.guide.apos)
self.length0 = vec.getDistance(self.guide.apos[0], self.guide.apos[1])
self.length1 = vec.getDistance(self.guide.apos[1], self.guide.apos[2])
self.length2 = vec.getDistance(self.guide.apos[2], self.guide.apos[3])
# FK Controlers -----------------------------------
t = tra.getTransformLookingAt(self.guide.apos[0], self.guide.apos[1],
self.normal, "xz", self.negate)
### FK NEUTRAL POSE IS DIFFERENT
self.fk0_npo = pri.addTransform(self.root, self.getName("fk0_npo"), t)
self.fk0_ctl = self.addCtl(self.fk0_npo,
"fk0_ctl",
t,
self.color_fk,
"cube",
w=self.length0,
h=self.size * .1,
d=self.size * .1,
po=dt.Vector(
.5 * self.length0 * self.n_factor, 0,
0))
t = tra.getTransformLookingAt(self.guide.apos[1], self.guide.apos[2],
self.normal, "xz", self.negate)
self.fk1_ctl = self.addCtl(self.fk0_ctl,
"fk1_ctl",
t,
self.color_fk,
"cube",
w=self.length1,
h=self.size * .1,
d=self.size * .1,
po=dt.Vector(
.5 * self.length1 * self.n_factor, 0,
0))
t = tra.getTransformLookingAt(self.guide.apos[2], self.guide.apos[3],
self.normal, "xz", self.negate)
self.fk2_ctl = self.addCtl(self.fk1_ctl,
"fk2_ctl",
t,
self.color_fk,
"cube",
w=self.length2,
h=self.size * .1,
d=self.size * .1,
po=dt.Vector(
.5 * self.length2 * self.n_factor, 0,
0))
self.fk_ctl = [self.fk0_ctl, self.fk1_ctl, self.fk2_ctl]
# IK Controlers -----------------------------------
self.ik_cns = pri.addTransformFromPos(self.root,
self.getName("ik_cns"),
self.guide.pos["wrist"])
self.ikcns_ctl = self.addCtl(self.ik_cns,
"ikcns_ctl",
tra.getTransformFromPos(
self.guide.pos["wrist"]),
self.color_ik,
"null",
w=self.size * .12)
### IK CONTROLER POSE IS DIFFERENT
m = tra.getTransformLookingAt(self.guide.pos["wrist"],
self.guide.pos["eff"], self.normal, "xz",
False)
self.ik_ctl = self.addCtl(self.ikcns_ctl,
"ik_ctl",
m,
self.color_ik,
"cube",
w=self.size * .12,
h=self.size * .12,
d=self.size * .12)
# upv
v = self.guide.apos[2] - self.guide.apos[0]
v = self.normal ^ v
v.normalize()
v *= self.size * .5
v += self.guide.apos[1]
self.upv_cns = pri.addTransformFromPos(self.root,
self.getName("upv_cns"), v)
self.upv_ctl = self.addCtl(self.upv_cns,
"upv_ctl",
tra.getTransform(self.upv_cns),
self.color_ik,
"diamond",
w=self.size * .12)
att.setKeyableAttributes(self.upv_ctl, self.t_params)
# References --------------------------------------
self.ik_ref = pri.addTransform(self.ik_ctl, self.getName("ik_ref"),
tra.getTransform(self.ik_ctl))
self.fk_ref = pri.addTransform(self.fk_ctl[2], self.getName("fk_ref"),
tra.getTransform(self.ik_ctl))
# Chain --------------------------------------------
# The outputs of the ikfk2bone solver
self.bone0 = pri.addLocator(self.root, self.getName("0_jnt"),
tra.getTransform(self.fk_ctl[0]))
self.bone0_shp = self.bone0.getShape()
self.bone0_shp.setAttr("localPositionX", self.n_factor * .5)
self.bone0_shp.setAttr("localScale", .5, 0, 0)
self.bone0.setAttr("sx", self.length0)
self.bone0.setAttr("visibility", False)
self.bone1 = pri.addLocator(self.root, self.getName("1_jnt"),
tra.getTransform(self.fk_ctl[1]))
self.bone1_shp = self.bone1.getShape()
self.bone1_shp.setAttr("localPositionX", self.n_factor * .5)
self.bone1_shp.setAttr("localScale", .5, 0, 0)
self.bone1.setAttr("sx", self.length1)
self.bone1.setAttr("visibility", False)
self.ctrn_loc = pri.addTransformFromPos(self.root,
self.getName("ctrn_loc"),
self.guide.apos[1])
self.eff_loc = pri.addTransformFromPos(self.root,
self.getName("eff_loc"),
self.guide.apos[2])
# Mid Controler ------------------------------------
self.mid_ctl = self.addCtl(self.ctrn_loc,
"mid_ctl",
tra.getTransform(self.ctrn_loc),
self.color_ik,
"sphere",
w=self.size * .2)
# Twist references ---------------------------------
x = dt.Vector(0, -1, 0)
x = x * tra.getTransform(self.eff_loc)
z = dt.Vector(self.normal.x, self.normal.y, self.normal.z)
z = z * tra.getTransform(self.eff_loc)
m = tra.getRotationFromAxis(x, z, "xz", self.negate)
m = tra.setMatrixPosition(m, tra.getTranslation(self.ik_ctl))
self.tws0_loc = pri.addTransform(self.root, self.getName("tws0_loc"),
tra.getTransform(self.fk_ctl[0]))
self.tws0_rot = pri.addTransform(self.tws0_loc,
self.getName("tws0_rot"),
tra.getTransform(self.fk_ctl[0]))
self.tws1_loc = pri.addTransform(self.ctrn_loc,
self.getName("tws1_loc"),
tra.getTransform(self.ctrn_loc))
self.tws1_rot = pri.addTransform(self.tws1_loc,
self.getName("tws1_rot"),
tra.getTransform(self.ctrn_loc))
self.tws2_loc = pri.addTransform(self.root, self.getName("tws2_loc"),
tra.getTransform(self.fk_ctl[2]))
self.tws2_rot = pri.addTransform(self.tws2_loc,
self.getName("tws2_rot"),
tra.getTransform(self.fk_ctl[2]))
self.tws2_rot.setAttr("sx", .001)
# Divisions ----------------------------------------
# We have at least one division at the start, the end and one for the elbow.
self.divisions = self.settings["div0"] + self.settings["div1"] + 3
self.div_cns = []
for i in range(self.divisions):
div_cns = pri.addTransform(self.root,
self.getName("div%s_loc" % i))
self.div_cns.append(div_cns)
self.addShadow(div_cns, i)
# End reference ------------------------------------
# To help the deformation on the wrist
self.end_ref = pri.addTransform(self.tws2_rot, self.getName("end_ref"),
m)
self.addShadow(self.end_ref, "end")
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.
"""
# Visibilities -------------------------------------
if self.isFkIk:
# fk
fkvis_node = node.createReverseNode(self.blend_att)
for fk_ctl in self.fk_ctl:
for shp in fk_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"))
# FK Chain -----------------------------------------
if self.isFk:
for off, ref in zip(self.fk_off[1:], self.fk_ref):
applyop.gear_mulmatrix_op(ref.worldMatrix,
off.parentInverseMatrix, off, "rt")
# IK Chain -----------------------------------------
if self.isIk:
self.ikh = primitive.addIkHandle(self.root, self.getName("ikh"),
self.chain)
self.ikh.attr("visibility").set(False)
# Constraint and up vector
pm.pointConstraint(self.ik_ctl, self.ikh, maintainOffset=False)
pm.poleVectorConstraint(self.upv_ctl, self.ikh)
# TwistTest
o_list = [round(elem, 4) for elem
in transform.getTranslation(self.chain[1])] \
!= [round(elem, 4) for elem in self.guide.apos[1]]
if o_list:
add_nodeTwist = node.createAddNode(180.0, self.roll_att)
pm.connectAttr(add_nodeTwist + ".output",
self.ikh.attr("twist"))
else:
pm.connectAttr(self.roll_att, self.ikh.attr("twist"))
# Chain of deformers -------------------------------
for i, loc in enumerate(self.loc):
if self.settings["mode"] == 0: # fk only
pm.parentConstraint(self.fk_ctl[i], loc, maintainOffset=False)
pm.connectAttr(self.fk_ctl[i] + ".scale", loc + ".scale")
elif self.settings["mode"] == 1: # ik only
pm.parentConstraint(self.chain[i], loc, maintainOffset=False)
elif self.settings["mode"] == 2: # fk/ik
rev_node = node.createReverseNode(self.blend_att)
# orientation
cns = pm.parentConstraint(self.fk_ctl[i],
self.chain[i],
loc,
maintainOffset=False)
cns.interpType.set(0)
weight_att = pm.parentConstraint(cns,
query=True,
weightAliasList=True)
pm.connectAttr(rev_node + ".outputX", weight_att[0])
pm.connectAttr(self.blend_att, weight_att[1])
# scaling
blend_node = pm.createNode("blendColors")
pm.connectAttr(self.chain[i].attr("scale"),
blend_node + ".color1")
pm.connectAttr(self.fk_ctl[i].attr("scale"),
blend_node + ".color2")
pm.connectAttr(self.blend_att, blend_node + ".blender")
pm.connectAttr(blend_node + ".output", loc + ".scale")
def add2DChain(parent, name, positions, normal, negate=False, vis=True):
"""
Create a 2D joint chain. Like Softimage 2D chain.
Warning:
This function will create un expected results if all the positions are not in the same 2D plane.
Args:
parent (dagNode): The parent for the chain.
name (str): The node name.
positions(list of vectors): the positons to define the chain.
normal (vector): The normal vector to define the direction of the chain.
negate (bool): If True will negate the direction of the chain
Returns;
list of dagNodes: The list containg all the joints of the chain
>>> self.rollRef = pri.add2DChain(self.root, self.getName("rollChain"), self.guide.apos[:2], self.normal, self.negate)
"""
if "%s" not in name:
name += "%s"
transforms = tra.getChainTransform(positions, normal, negate)
t = tra.setMatrixPosition(transforms[-1], positions[-1])
transforms.append(t)
chain = []
for i, t in enumerate(transforms):
node = addJoint(parent, name % i, t, vis)
chain.append(node)
parent = node
# moving rotation value to joint orient
for i, jnt in enumerate(chain):
if i == 0:
jnt.setAttr("jointOrient", jnt.getAttr("rotate"))
jnt.setAttr("rotate", 0, 0, 0)
elif i == len(chain) - 1:
jnt.setAttr("jointOrient", 0, 0, 0)
jnt.setAttr("rotate", 0, 0, 0)
else:
# This will fail if chain is not always oriented the same way (like X chain)
v0 = positions[i] - positions[i - 1]
v1 = positions[i + 1] - positions[i]
angle = dt.degrees(v0.angle(v1))
jnt.setAttr("rotate", 0, 0, 0)
jnt.setAttr("jointOrient", 0, 0, angle)
# check if we have to negate Z angle by comparing the guide position and the resulting position.
if i >= 1:
# round the position values to 6 decimals precission
# TODO: test with less precision and new check after apply Ik solver
if [round(elem, 4) for elem in tra.getTranslation(jnt)
] != [round(elem, 4) for elem in positions[i]]:
jp = jnt.getParent()
# Aviod intermediate e.g. `transform3` groups that can appear
# between joints due to basic moving around.
while jp.type() == "transform":
jp = jp.getParent()
jp.setAttr("jointOrient", 0, 0,
jp.attr("jointOrient").get()[2] * -1)
jnt.setAttr("radius", 1.5)
return chain
def addObjects(self):
self.normal = self.getNormalFromPos(self.guide.apos)
self.length0 = vec.getDistance(self.guide.apos[0], self.guide.apos[1])
self.length1 = vec.getDistance(self.guide.apos[1], self.guide.apos[2])
self.length2 = vec.getDistance(self.guide.apos[2], self.guide.apos[3])
# FK Controlers -----------------------------------
t = tra.getTransformLookingAt(self.guide.apos[0], self.guide.apos[1], self.normal, "xz", self.negate)
### FK NEUTRAL POSE IS DIFFERENT
self.fk0_npo = pri.addTransform(self.root, self.getName("fk0_npo"), t)
self.fk0_ctl = self.addCtl(self.fk0_npo, "fk0_ctl", t, self.color_fk, "cube", w=self.length0, h=self.size*.1, d=self.size*.1, po=dt.Vector(.5*self.length0*self.n_factor,0,0))
t = tra.getTransformLookingAt(self.guide.apos[1], self.guide.apos[2], self.normal, "xz", self.negate)
self.fk1_ctl = self.addCtl(self.fk0_ctl, "fk1_ctl", t, self.color_fk, "cube", w=self.length1, h=self.size*.1, d=self.size*.1, po=dt.Vector(.5*self.length1*self.n_factor,0,0))
t = tra.getTransformLookingAt(self.guide.apos[2], self.guide.apos[3], self.normal, "xz", self.negate)
self.fk2_ctl = self.addCtl(self.fk1_ctl, "fk2_ctl", t, self.color_fk, "cube", w=self.length2, h=self.size*.1, d=self.size*.1, po=dt.Vector(.5*self.length2*self.n_factor,0,0))
self.fk_ctl = [self.fk0_ctl, self.fk1_ctl, self.fk2_ctl]
# IK Controlers -----------------------------------
self.ik_cns = pri.addTransformFromPos(self.root, self.getName("ik_cns"), self.guide.pos["wrist"])
self.ikcns_ctl = self.addCtl(self.ik_cns, "ikcns_ctl", tra.getTransformFromPos(self.guide.pos["wrist"]), self.color_ik, "null", w=self.size*.12)
### IK CONTROLER POSE IS DIFFERENT
m = tra.getTransformLookingAt(self.guide.pos["wrist"], self.guide.pos["eff"], self.normal, "xz", False)
self.ik_ctl = self.addCtl(self.ikcns_ctl, "ik_ctl", m, self.color_ik, "cube", w=self.size*.12, h=self.size*.12, d=self.size*.12)
# upv
v = self.guide.apos[2] - self.guide.apos[0]
v = self.normal ^ v
v.normalize()
v *= self.size*.5
v += self.guide.apos[1]
self.upv_cns = pri.addTransformFromPos(self.root, self.getName("upv_cns"), v)
self.upv_ctl = self.addCtl(self.upv_cns, "upv_ctl", tra.getTransform(self.upv_cns), self.color_ik, "diamond", w=self.size*.12)
att.setKeyableAttributes(self.upv_ctl, self.t_params)
# References --------------------------------------
self.ik_ref = pri.addTransform(self.ik_ctl, self.getName("ik_ref"), tra.getTransform(self.ik_ctl))
self.fk_ref = pri.addTransform(self.fk_ctl[2], self.getName("fk_ref"), tra.getTransform(self.ik_ctl))
# Chain --------------------------------------------
# The outputs of the ikfk2bone solver
self.bone0 = pri.addLocator(self.root, self.getName("0_jnt"), tra.getTransform(self.fk_ctl[0]))
self.bone0_shp = self.bone0.getShape()
self.bone0_shp.setAttr("localPositionX", self.n_factor*.5)
self.bone0_shp.setAttr("localScale", .5, 0, 0)
self.bone0.setAttr("sx", self.length0)
self.bone0.setAttr("visibility", False)
self.bone1 = pri.addLocator(self.root, self.getName("1_jnt"), tra.getTransform(self.fk_ctl[1]))
self.bone1_shp = self.bone1.getShape()
self.bone1_shp.setAttr("localPositionX", self.n_factor*.5)
self.bone1_shp.setAttr("localScale", .5, 0, 0)
self.bone1.setAttr("sx", self.length1)
self.bone1.setAttr("visibility", False)
self.ctrn_loc = pri.addTransformFromPos(self.root, self.getName("ctrn_loc"), self.guide.apos[1])
self.eff_loc = pri.addTransformFromPos(self.root, self.getName("eff_loc"), self.guide.apos[2])
# Mid Controler ------------------------------------
self.mid_ctl = self.addCtl(self.ctrn_loc, "mid_ctl", tra.getTransform(self.ctrn_loc), self.color_ik, "sphere", w=self.size*.2)
# Twist references ---------------------------------
x = dt.Vector(0,-1,0)
x = x * tra.getTransform(self.eff_loc)
z = dt.Vector(self.normal.x,self.normal.y,self.normal.z)
z = z * tra.getTransform(self.eff_loc)
m = tra.getRotationFromAxis(x, z, "xz", self.negate)
m = tra.setMatrixPosition(m, tra.getTranslation(self.ik_ctl))
self.tws0_loc = pri.addTransform(self.root, self.getName("tws0_loc"), tra.getTransform(self.fk_ctl[0]))
self.tws0_rot = pri.addTransform(self.tws0_loc, self.getName("tws0_rot"), tra.getTransform(self.fk_ctl[0]))
self.tws1_loc = pri.addTransform(self.ctrn_loc, self.getName("tws1_loc"), tra.getTransform(self.ctrn_loc))
self.tws1_rot = pri.addTransform(self.tws1_loc, self.getName("tws1_rot"), tra.getTransform(self.ctrn_loc))
self.tws2_loc = pri.addTransform(self.root, self.getName("tws2_loc"), tra.getTransform(self.fk_ctl[2]))
self.tws2_rot = pri.addTransform(self.tws2_loc, self.getName("tws2_rot"), tra.getTransform(self.fk_ctl[2]))
self.tws2_rot.setAttr("sx", .001)
# Divisions ----------------------------------------
# We have at least one division at the start, the end and one for the elbow.
self.divisions = self.settings["div0"] + self.settings["div1"] + 3
self.div_cns = []
for i in range(self.divisions):
div_cns = pri.addTransform(self.root, self.getName("div%s_loc" % i))
self.div_cns.append(div_cns)
self.addShadow(div_cns, i)
# End reference ------------------------------------
# To help the deformation on the wrist
self.end_ref = pri.addTransform(self.tws2_rot, self.getName("end_ref"), m)
self.addShadow(self.end_ref, "end")
def addOperators(self):
# Visibilities -------------------------------------
if self.isFkIk:
# fk
fkvis_node = nod.createReverseNode(self.blend_att)
for fk_ctl in self.fk_ctl:
for shp in fk_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"))
# IK Chain -----------------------------------------
if self.isIk:
self.ikh = pri.addIkHandle(self.root, self.getName("ikh"), self.chain)
self.ikh.attr("visibility").set(False)
#Constraint and up vector
pm.pointConstraint(self.ik_ctl, self.ikh, maintainOffset=False)
pm.poleVectorConstraint(self.upv_ctl, self.ikh)
# TwistTest
if [round(elem, 4) for elem in tra.getTranslation(self.chain[1])] != [round(elem, 4) for elem in self.guide.apos[1]]:
add_nodeTwist = nod.createAddNode(180.0, self.roll_att)
pm.connectAttr(add_nodeTwist+".output", self.ikh.attr("twist"))
else:
pm.connectAttr(self.roll_att, self.ikh.attr("twist"))
# Chain of deformers -------------------------------
for i, loc in enumerate(self.loc):
if self.settings["mode"] == 0: # fk only
pm.parentConstraint(self.fk_ctl[i], loc, maintainOffset=False)
pm.connectAttr(self.fk_ctl[i]+".scale", loc+".scale")
elif self.settings["mode"] == 1: # ik only
pm.parentConstraint( self.chain[i], loc, maintainOffset=False)
elif self.settings["mode"] == 2: # fk/ik
rev_node = nod.createReverseNode(self.blend_att)
# orientation
cns = pm.parentConstraint(self.fk_ctl[i], self.chain[i], loc, maintainOffset=False)
weight_att = pm.parentConstraint(cns, query=True, weightAliasList=True)
pm.connectAttr(rev_node+".outputX", weight_att[0])
pm.connectAttr(self.blend_att, weight_att[1])
#scaling
blend_node = pm.createNode("blendColors")
pm.connectAttr(self.chain[i].attr("scale"), blend_node+".color1")
pm.connectAttr(self.fk_ctl[i].attr("scale"), blend_node+".color2")
pm.connectAttr(self.blend_att, blend_node+".blender")
pm.connectAttr(blend_node+".output", loc+".scale")
