def createJoints(self):
if not self.m_userJoints:
self.m_bindJoints = []
startPos = cmds.xform(self.m_parent1, q=1, t=1, ws=1)
endPos = cmds.xform(self.m_parent2, q=1, t=1, ws=1)
stepVec = vec.divide(
vec.subtract(endPos, startPos),
self.m_numJoints - 1
)
currentPos = startPos
for i in range(self.m_numJoints):
newJoint = self.m_name+"_"+str(i)+"_BIND_JNT"
newJoint = cmds.joint(n=newJoint, p=currentPos)
cmds.setAttr("%s.radius" %(newJoint), 0.1)
self.m_bindJoints.append(newJoint)
currentPos = vec.add(currentPos, stepVec)
#fix orientations
cmds.joint(
self.m_bindJoints[0],
e=1,
oj="xyz",
sao = "yup",
ch=1,
zso=1
)
else:
# Duplicate joints and rename
newJoints = cmds.duplicate(self.m_userJoints[0], rc=1)
for i in range(len(newJoints)):
newJoint = "%s_%d_BIND_JNT" %(self.m_name, i)
newJoints[i] = cmds.rename(newJoints[i], newJoint)
self.m_bindJoints = newJoints
#Put it in the right group
cmds.parent(self.m_bindJoints[0], self.m_group)
rc.addToLayer(self.m_sceneData, "ref", self.m_bindJoints[0])
#Strip sets
for joint in self.m_bindJoints:
rc.stripSets(joint)
#Add all except first and last to bind set
for joint in self.m_bindJoints[:-1]:
rc.addToSet(self.m_sceneData, "bind", joint)
def createControls(self):
#If no blend control is speified add one
if not self.m_blendControl:
self.m_blendControl = cmds.circle(n=self.m_name+"Blend_CTRL")[0]
cmds.parent(self.m_blendControl, self.m_group)
self.m_allControls.append(self.m_blendControl)
rc.addToControlDict(
self.m_allControls,
"%s_StretchChainCtrl" %(self.m_baseName),
self.m_blendControl
)
cmds.addAttr(
self.m_blendControl,
ln=self.m_attrHeading,
k=True,
at = "enum",
en = "---------:"
)
if self.m_isAutoBend:
cmds.addAttr(
self.m_blendControl,
ln=self.m_blendAttrName,
k=1, min=0, max=1, dv=0
)
blendNodeAttr = self.m_blendControl+"."+self.m_blendAttrName
oppBlendNodeAttr = rc.create1MinusNode(
blendNodeAttr,
self.m_name+"OppBlend_CTRL"
)
self.m_controls = []
self.m_parentCtrls = []
self.m_pointCtrls = []
startPos = cmds.xform(self.m_parent1, q=1, t=1, ws=1)
endPos = cmds.xform(self.m_parent2, q=1, t=1, ws=1)
stepVec = vec.divide(
vec.subtract(endPos, startPos),
self.m_numCtrls + 1
)
currentPos = vec.add(startPos, stepVec)
for i in range(self.m_numCtrls):
newCtrl = self.m_name+"_"+str(i)+"_CTRL"
parentCtrl = self.m_name+"_"+str(i)+"_parent_CTRL"
pointCtrl = self.m_name+"_"+str(i)+"_point_CTRL"
newCtrl = cmds.spaceLocator(n=newCtrl)[0]
self.m_controls.append(newCtrl)
cmds.parent(newCtrl, self.m_group)
cmds.xform(newCtrl, t=currentPos, ws=1)
newCtrlGroups = rg.add3Groups(newCtrl, ["_SDK", "_CONST", "_0"])
if self.m_isAutoBend:
parentCtrl = cmds.duplicate(newCtrl, n=parentCtrl)[0]
cmds.parent(parentCtrl, newCtrlGroups[2])
#cmds.setAttr(parentCtrl+".visibility", 0)
pointCtrl = cmds.duplicate(newCtrl, n=pointCtrl)[0]
cmds.parent(pointCtrl, newCtrlGroups[2])
#cmds.setAttr(pointCtrl+".visibility", 0)
rc.addToLayer(self.m_sceneData, "hidden", [parentCtrl, pointCtrl])
#Create blend between parent and point setups
blendConst = cmds.pointConstraint(parentCtrl, newCtrlGroups[1])
cmds.connectAttr(blendNodeAttr, blendConst[0]+"."+parentCtrl+"W0")
blendConst = cmds.pointConstraint(pointCtrl, newCtrlGroups[1])
cmds.connectAttr(oppBlendNodeAttr, blendConst[0]+"."+pointCtrl+"W1")
self.m_parentCtrls.append(parentCtrl)
self.m_pointCtrls.append(pointCtrl)
grandParent = cmds.listRelatives(self.m_parent1, p=1)
if grandParent == None or not self.m_isParentBend:
grandParent = self.m_parent1
parentConst = rc.applyWeightedConstraint(
grandParent,
parentCtrl,
self.m_parent2,
cmds.parentConstraint
)
pointConst = rc.applyWeightedConstraint(
self.m_parent1,
pointCtrl,
self.m_parent2,
cmds.pointConstraint
)
cmds.aimConstraint(
self.m_parent2,
newCtrlGroups[1]
)
currentPos = vec.add(currentPos, stepVec)
#lock attrs
cmds.setAttr(newCtrl+".rotate", l=1)
cmds.setAttr(newCtrl+".scale", l=1)
rc.addToLayer(self.m_sceneData, "detailCtrl", self.m_controls)
# Add controls
i=0
for control in self.m_controls:
rc.addToControlDict(self.m_allControls, "%s_%d_detail" %(self.m_baseName, i), control)
i+=1
