def guideBladeIcon(parent=None,
name="blade",
lenX=1.0,
color=[0, 0, 0],
m=datatypes.Matrix(),
pos_offset=None,
rot_offset=None):
"""Create a curve with a BLADE GUIDE shape.
Note:
This icon is specially design for **Shifter** blade guides
Arguments:
parent (dagNode): The parent object of the newly created curve.
name (str): Name of the curve.
lenX (float): Width of the shape.
color (int or list of float): The color in index base or RGB.
m (matrix): The global transformation of the curve.
pos_offset (vector): The xyz position offset of the curve from
its center.
rot_offset (vector): The xyz rotation offset of the curve from
its center. xyz in radians
Returns:
dagNode: The newly created icon.
"""
v0 = datatypes.Vector(0, 0, 0)
v1 = datatypes.Vector(lenX / 2, 0, 0)
v2 = datatypes.Vector(lenX, lenX / 4, 0)
v3 = datatypes.Vector(lenX / 2, lenX / 2, 0)
v4 = datatypes.Vector(0, lenX / 2, 0)
points = getPointArrayWithOffset([v0, v1, v2, v3, v4], pos_offset,
rot_offset)
bladeIco = curve.addCurve(parent, name, points, True, 1, m)
setcolor(bladeIco, color)
attribute.setNotKeyableAttributes(bladeIco)
attribute.unlockAttribute(bladeIco,
attributes=[
"tx", "ty", "tz", "rx", "ry", "rz", "sx",
"sy", "sz", "v", "ro"
])
# bladeIco.scale.set(1, 1, 1)
# Set the control shapes isHistoricallyInteresting
for oShape in bladeIco.getShapes():
oShape.isHistoricallyInteresting.set(False)
return bladeIco
def guideLocatorIcon(parent=None,
name="locator",
width=.5,
color=[0, 0, 0],
m=datatypes.Matrix(),
pos_offset=None,
rot_offset=None):
"""Create a curve with a LOCATOR GUIDE shape.
Note:
This icon is specially design for **Shifter** locator guides
Arguments:
parent (dagNode): The parent object of the newly created curve.
name (str): Name of the curve.
width (float): Width of the shape.
color (int or list of float): The color in index base or RGB.
m (matrix): The global transformation of the curve.
pos_offset (vector): The xyz position offset of the curve from
its center.
rot_offset (vector): The xyz rotation offset of the curve from
its center. xyz in radians
Returns:
dagNode: The newly created icon.
"""
rootIco = null(parent, name, width, color, m, pos_offset, rot_offset)
spheWidth = width / 2.0
sphereIco = sphere(parent,
name,
spheWidth,
color,
m,
pos_offset,
rot_offset,
degree=3)
for shp in sphereIco.listRelatives(shapes=True):
rootIco.addChild(shp, add=True, shape=True)
pm.delete(sphereIco)
attribute.setNotKeyableAttributes(rootIco)
rootIco.addAttr("isGearGuide", at="bool", dv=True)
# Set the control shapes isHistoricallyInteresting
for oShape in rootIco.getShapes():
oShape.isHistoricallyInteresting.set(False)
return rootIco
def addJoint(self,
obj,
name,
newActiveJnt=None,
UniScale=False,
segComp=0,
gearMulMatrix=True):
"""Add joint as child of the active joint or under driver object.
Args:
obj (dagNode): The input driver object for the joint.
name (str): The joint name.
newActiveJnt (bool or dagNode): If a joint is pass, this joint will
be the active joint and parent of the newly created joint.
UniScale (bool): Connects the joint scale with the Z axis for a
unifor scalin, if set Falsewill connect with each axis
separated.
segComp (bool): Set True or False the segment compensation in the
joint..
gearMulMatrix (bool): Use the custom gear_multiply matrix node, if
False will use Maya's default mulMatrix node.
Returns:
dagNode: The newly created joint.
"""
customName = self.getCustomJointName(len(self.jointList))
if self.options["joint_rig"]:
if newActiveJnt:
self.active_jnt = newActiveJnt
jnt = primitive.addJoint(self.active_jnt,
customName or self.getName(str(name) + "_jnt"),
transform.getTransform(obj))
# Disconnect inversScale for better preformance
if isinstance(self.active_jnt, pm.nodetypes.Joint):
try:
pm.disconnectAttr(self.active_jnt.scale, jnt.inverseScale)
except RuntimeError:
# This handle the situation where we have in between joints
# transformation due a negative scaling
pm.ungroup(jnt.getParent())
# All new jnts are the active by default
self.active_jnt = jnt
if gearMulMatrix:
mulmat_node = applyop.gear_mulmatrix_op(
obj + ".worldMatrix", jnt + ".parentInverseMatrix")
dm_node = node.createDecomposeMatrixNode(
mulmat_node + ".output")
m = mulmat_node.attr('output').get()
else:
mulmat_node = node.createMultMatrixNode(
obj + ".worldMatrix", jnt + ".parentInverseMatrix")
dm_node = node.createDecomposeMatrixNode(
mulmat_node + ".matrixSum")
m = mulmat_node.attr('matrixSum').get()
pm.connectAttr(dm_node + ".outputTranslate", jnt + ".t")
pm.connectAttr(dm_node + ".outputRotate", jnt + ".r")
# TODO: fix squash stretch solver to scale the joint uniform
# the next line cheat the uniform scaling only fo X or Y axis
# oriented joints
if self.options["force_uniScale"]:
UniScale = True
# invert negative scaling in Joints. We only inver Z axis, so is
# the only axis that we are checking
if dm_node.attr("outputScaleZ").get() < 0:
mul_nod_invert = node.createMulNode(
dm_node.attr("outputScaleZ"),
-1)
out_val = mul_nod_invert.attr("outputX")
else:
out_val = dm_node.attr("outputScaleZ")
# connect scaling
if UniScale:
pm.connectAttr(out_val, jnt + ".sx")
pm.connectAttr(out_val, jnt + ".sy")
pm.connectAttr(out_val, jnt + ".sz")
else:
pm.connectAttr(dm_node.attr("outputScaleX"), jnt + ".sx")
pm.connectAttr(dm_node.attr("outputScaleY"), jnt + ".sy")
pm.connectAttr(out_val, jnt + ".sz")
pm.connectAttr(dm_node + ".outputShear", jnt + ".shear")
# Segment scale compensate Off to avoid issues with the global
# scale
jnt.setAttr("segmentScaleCompensate", segComp)
jnt.setAttr("jointOrient", 0, 0, 0)
# setting the joint orient compensation in order to have clean
# rotation channels
jnt.attr("jointOrientX").set(jnt.attr("rx").get())
jnt.attr("jointOrientY").set(jnt.attr("ry").get())
jnt.attr("jointOrientZ").set(jnt.attr("rz").get())
im = m.inverse()
if gearMulMatrix:
mul_nod = applyop.gear_mulmatrix_op(
mulmat_node.attr('output'), im, jnt, 'r')
dm_node2 = mul_nod.output.listConnections()[0]
else:
mul_nod = node.createMultMatrixNode(
mulmat_node.attr('matrixSum'), im, jnt, 'r')
dm_node2 = mul_nod.matrixSum.listConnections()[0]
# if jnt.attr("sz").get() < 0:
if dm_node.attr("outputScaleZ").get() < 0:
# if negative scaling we have to negate some axis for rotation
neg_rot_node = pm.createNode("multiplyDivide")
pm.setAttr(neg_rot_node + ".operation", 1)
pm.connectAttr(dm_node2.outputRotate,
neg_rot_node + ".input1",
f=True)
for v, axis in zip([-1, -1, 1], "XYZ"):
pm.setAttr(neg_rot_node + ".input2" + axis, v)
pm.connectAttr(neg_rot_node + ".output",
jnt + ".r",
f=True)
# set not keyable
attribute.setNotKeyableAttributes(jnt)
else:
jnt = primitive.addJoint(obj,
customName or self.getName(str(name) + "_jnt"),
transform.getTransform(obj))
pm.connectAttr(self.rig.jntVis_att, jnt.attr("visibility"))
attribute.lockAttribute(jnt)
self.addToGroup(jnt, "deformers")
# This is a workaround due the evaluation problem with compound attr
# TODO: This workaround, should be removed onces the evaluation issue
# is fixed
# github issue: Shifter: Joint connection: Maya evaluation Bug #210
dm = jnt.r.listConnections(p=True, type="decomposeMatrix")
if dm:
at = dm[0]
dm_node = at.node()
pm.disconnectAttr(at, jnt.r)
pm.connectAttr(dm_node.outputRotateX, jnt.rx)
pm.connectAttr(dm_node.outputRotateY, jnt.ry)
pm.connectAttr(dm_node.outputRotateZ, jnt.rz)
dm = jnt.t.listConnections(p=True, type="decomposeMatrix")
if dm:
at = dm[0]
dm_node = at.node()
pm.disconnectAttr(at, jnt.t)
pm.connectAttr(dm_node.outputTranslateX, jnt.tx)
pm.connectAttr(dm_node.outputTranslateY, jnt.ty)
pm.connectAttr(dm_node.outputTranslateZ, jnt.tz)
# dm = jnt.s.listConnections(p=True, type="decomposeMatrix")
# if dm:
# at = dm[0]
# dm_node = at.node()
# pm.disconnectAttr(at, jnt.s)
# pm.connectAttr(dm_node.outputScaleX, jnt.sx)
# pm.connectAttr(dm_node.outputScaleY, jnt.sy)
# pm.connectAttr(dm_node.outputScaleZ, jnt.sz)
return jnt
